Flexible active signal cable

A flexible active signal cable ( 100, 200 ) includes a flexible printed circuit substrate ( 105 ), two electrical connectors ( 110 ), at least two metal conductors ( 115 ), at least one flexible optical waveguide ( 120 ), an optical transmitter ( 125 ), and an optical receiver ( 130 ). In some embodiments, the flexible active signal cable is less than 0.5 meters long and is capable of being wrapped and unwrapped from a 5 millimeter diameter mandrel 10,000 times with a low probability of failure at a test temperature, while supporting data rates greater than 25 megabits per second.

Frequency modulated liquid crystal beamsteering device

AN ANTENNA

Dual sided electrophoretic display

A dual-sided electrophoretic display ( 700 ) having a first region ( 701 ) and a second region ( 702 ) is provided. Each of the first region ( 701 ) and the second region ( 702 ) includes selectively operable members ( 703,704 ) that function as pixels for presenting images on the electrophoretic display ( 700 ). Each of the selectively operable members ( 703,704 ) is driven by a driver circuit ( 710 ) by way of corresponding thin film transistors and capacitors ( 742,742 ), which are opaque. As the selectively operable members ( 704 ) of the second region ( 702 ) are bigger than are the selectively operable members ( 703 ) of the first region ( 701 ), the aperture ratio of the selectively operable members ( 704 ) of the second region ( 702 ) is greater than in the first region ( 701 ) when viewed from the rear side ( 730 ). Thus, a contrast ratio of the second region ( 602 ), when viewed from the rear side ( 730 ) is sufficiently high that text, icons, and characters presented in the second region ( 602 ) are legibly visible on the rear side ( 730 ).

FOVEATED IMAGE RENDERING FOR HEAD-MOUNTED DISPLAY DEVICES

Example methods, apparatus, systems and articles of manufacture (e.g., non-transitory physical storage media) to implement foveated image rendering for head-mounted displays device are disclosed herein. Example head-mounted display devices disclosed herein include a frame buffer to store first and second image data for an image frame, the first image data having a first resolution and the second image data having a second resolution lower than the first resolution, the first image data and the second image data obtained from a host device via a data interface. Disclosed example head-mounted display devices also include a device controller to up-sample the second image data based on first metadata from the host device to generate up-sampled second image data having the first resolution, and combine the first image data and the up-sampled second image data based on second metadata from the host device to render a foveated image frame on a display. 1. A head-mounted display device comprising:a display;a frame buffer to store first image data and second image data for an image frame, the first image data having a first resolution and the second image data having a second resolution lower than the first resolution, the first image data and the second image data obtained from a host device via a data interface; and up-sample the second image data based on first metadata from the host device to generate up-sampled second image data having the first resolution; and', 'combine the first image data and the up-sampled second image data based on second metadata from the host device to render a foveated image frame on the display., 'a device controller to2. The head-mounted display device of claim 1 , wherein the first metadata and the second metadata are included in a metadata packet from the host device claim 1 , the first and second metadata to be obtained before the first image data and the second image data.3. The head-mounted display device of claim 1 , wherein the first ...

HISTORIEBEWUSSTE SELEKTIVE PIXELVERSCHIEBUNG

Es sind Techniken zum Generieren von Pixelverschiebungsmustern für organische Leuchtdioden- (OLED) Anzeigen vorgesehen. Pixelnutzungsdaten für die OLED-Anzeige können gesammelt werden. Flächen der OLED-Anzeige, die für eine Einbrennschädigung anfällig sind, können auf der Basis der gesammelten Pixelnutzungsdaten identifiziert werden. Ein Pixelverschiebungsmuster kann auf der Basis der gesammelten Pixelbilddaten und Daten, die sich auf ein anzuzeigendes Bild beziehen, generiert werden. Das Pixelverschiebungsmuster kann generiert werden, um die Flächen zu meiden, die als anfällig für eine Einbrennschädigung identifiziert sind. Das Pixelverschiebungsmuster kann bei dem anzuzeigenden Bild angewendet werden, um modifizierte Bilddaten zu generieren. Die modifizierten Bilddaten können ferner eine Beschädigung der OLED-Anzeige begrenzen und dadurch den Beginn unerwünschter Einbrenneffekte verzögern.

TECHNOLOGIES FOR ENABLING SIMPLIFIED PIXEL SHIFTING TO MITIGATE PIXEL BURN-IN

Technologies for performing a simplified pixel shifting scheme on a display (e.g., an organic light emitting diode (OLED) display) are disclosed herein. An electronic device presents, on the display, a virtual display having an active area and a margin area surrounding the active area. The active area is to display content (e.g., image data, video data, etc.), and an amount of pixels in the virtual display is greater than an amount of pixels in the active area. The electronic device is also to shift the pixels of the active area within the virtual display according to a pixel shifting technique and update a touch coordinate offset for the touch screen interface based on the shift.

ADAPTABLE USER INTERFACE AND MECHANISM FOR A PORTABLE ELECTRONIC DEVICE

A multimodal electronic device (100) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter (204) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device (100). The optical shutter (204) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly. COPYRIGHT KIPO & WIPO 2010 ...

HEAD MOUNTED DISPLAY INCLUDING VARIABLE BEAM DIVERGENCE AND/OR BEAM DIRECTION

Technology for improving performance of a personal display device by variably controlling the emission divergence and/or the emission direction of light from the pixels of the display as a function of the location of the pixel within a display. 1. A personal display component comprising:an array of light sources; and wherein the beam divergence controller is configured to vary a beam divergence of the light sources as a function of a plurality of regions of the array of light sources; and', 'wherein the beam direction controller is configured to vary a beam direction of the light sources as a function of the plurality of regions of the array of light sources., 'either a beam divergence controller, a beam direction controller, or both a beam divergence controller and a beam direction controller, coupled to the array of light sources;'}2. The personal display component of claims 1 , further comprising:a converging lens, wherein the array of light sources are disposed approximately at a focal point of the converging lens, and wherein the divergence control is configured to vary the beam divergence of the light sources as a function of the plurality of regions of the array of light sources to increase a capture of light from the array of light sources by the converging lens.3. The personal display component of claim 1 , further comprising:a converging lens, wherein the array of light sources are disposed approximately at a focal point of the converging lens, and wherein the direction control is configured to vary the beam direction of the light sources as a function of the plurality of regions of the array of light sources to increase a capture of light from the array of light sources by the converging lens.4. The personal display component of claim 1 , wherein the array of light sources are arranged in a curve along one or more axes of the array to vary a beam direction of the light sources as a function of the plurality of regions of the array of light sources.5. The ...

TRANSFLECTIVE COLOR LIQUID CRYSTAL DISPLAY HAVING INNER REAR POLARIZER, PARTICULARLY REGARDING TO REPLACING DUAL-CELL GAP STRUCTURE IN SIMPLE STRUCTURE AND AT LOW COST

PURPOSE: A transflective color liquid crystal display having an inner rear polarizer is provided to replace a dual-cell gap structure in a simple structure and at low cost, and remove problems related to parallax. CONSTITUTION: A front polarizer(160) is installed. A front substrate(110) is arranged behind the front polarizer. A first color filter layer(112) is arranged behind the front substrate. A front transparent electrode(140) is arranged behind the first color filter layer. A liquid crystal layer(150) is arranged behind the front transparent electrode. A rear transparent electrode(130) is arrange behind the liquid crystal layer. A rear polarizer(175) is arranged behind the rear transparent electrode. A reflector(135) is arranged behind the rear polarizer. A rear substrate(120) is arranged behind the reflector. © KIPO 2005 ...

Device and Method for Reducing Optical Blurring

A camera-movement compensation device includes a first liquid-crystal cell with a pair of parallel transparent plates and a first voltage source coupled to the first liquid-crystal cell and able to apply and alter a first voltage gradient across the plates of the first liquid-crystal cell. The device also includes a second liquid-crystal cell having a pair of parallel transparent plates and disposed so that each of the plates of the second liquid-crystal cell is parallel to the plates of the first liquid-crystal cell and in light communication with at least one wave of light passing through the plates of the first liquid-crystal cell, a second voltage source coupled to the second liquid-crystal cell and able to apply and alter a second voltage gradient across the surfaces of the second liquid-crystal cell, and a movement detector coupled to the voltage sources to alter the slope of the voltage gradients in proportion to a movement.

Keypad with illumination structure

An illuminated keypad ( 400 ) includes a substantially transparent keypad ( 420 ) having a plurality of actuator buttons ( 412 ), a plurality of switches ( 404 ) residing substantially and correspondingly below the plurality of actuator buttons, a display laminate layer ( 415 ) residing between the plurality of actuator buttons and the plurality of switches, and a light source ( 417 ) reflectively illuminating a pattern of a symbol on the laminate layer by radiating light through the substantially transparent keypad. The display laminate can include a driver layer ( 406 ) having a conductor pattern configured in the pattern of the symbol to be displayed on the substantially transparent keypad, a transparent conductor layer ( 410 ), and an electrically active ink layer ( 408 ) disposed between the transparent conductor layer and the driver layer.

Field effect mode electro-optical device having a quasi-random photospacer arrangement

A segmented optical shutter ( 200 ) is used with a high-resolution display ( 101 ) to provide a dynamic user interface ( 400 ) for a portable electronic device ( 100 ). To reduce optical interference corresponding to a correlation function for transmitted light occurring between the photospacers ( 209 ) in the segmented optical shutter ( 200 ) and the black matrix ( 107 ), the photospacers ( 209 ) are disposed along a light transmitting substrate ( 204 ) of the segmented optical shutter ( 200 ) in a quasi-random arrangement. The quasi-random arrangement, which may include varying the horizontal and vertical placement of the photospacers ( 209 ), repeating asymmetrical subsections of photospacer configurations, varying the size or shape of the photospacers ( 209 ), or combinations thereof, misaligns the photospacers ( 209 ) relative to the black matrix ( 107 ) or other elements to reduce optical interference and moiré patterns that may otherwise be perceptible to a user.

Display device with acoustic noise suppression

The invention disclosed a plurality of displays for an electronic device, including a display layer, a light guide layer, and a damping material layer coupled between the light guide layer and the display layer. The display layer in one embodiment is a liquid crystal display layer, but other types of display layers may be used. The light guide layer may serve as a back light for the display layer, and may be between approximately 0.05 mm and 2 mm in thickness. Devices described herein include at least one interposed layer of acoustic and/or mechanical energy absorbing material, also referred to herein as damping material, between the display layer susceptible to vibration, and a hard layer near the display layer. The damping material as described herein may reduce the audio noise. The energy absorbing layer may take the form of an audio energy absorbing sheet interposed between layers of the display.

METHODS AND APPARATUS FOR SYNCHRONIZING EMBEDDED DISPLAY PANELS OF MOBILE DEVICES VIA PROGRAMMABLE SYNCHRONIZATION LINKS

Methods and apparatus for synchronizing embedded display panels of mobile devices via programmable synchronization links are disclosed. An example mobile device includes a first embedded display panel, a second embedded display panel, a programmable synchronization link, a configuration manager, and a synchronization manager. The programmable synchronization link is operatively coupled to the first and second embedded display panels. The configuration manager is to configure the first embedded display panel as a slave panel, and to configure the second embedded display panel as a master panel. The synchronization manager is to synchronize the slave panel to the master panel via the programmable synchronization link. 1. A mobile device comprising:a first embedded display panel;a second embedded display panel;a programmable synchronization link operatively coupled to the first and second embedded display panels;a configuration manager to configure the first embedded display panel as a slave panel, and to configure the second embedded display panel as a master panel; anda synchronization manager to synchronize the slave panel to the master panel via the programmable synchronization link.2. A mobile device as defined in claim 1 , wherein the programmable synchronization link includes a first input/output interface associated with the first embedded display panel claim 1 , a second input/output interface associated with the second embedded display panel claim 1 , and a bidirectional general-purpose input/output pin extending between the first and second input/output interfaces.3. A mobile device as defined in claim 1 , wherein the configuration manager is further to configure the programmable synchronization link to transmit synchronization data from the master panel to the slave panel claim 1 , the synchronization manager to synchronize the slave panel to the master panel based on the synchronization data.4. A mobile device as defined in claim 3 , wherein the ...

Dünnfilm-Kompensatoren, die eine planare Ausrichtung von polymerisierten Flüssigkristallen an der Grenzfläche zu Luft aufweisen

Down-the-hole hammer reverse concentric casing drilling tool

The invention relates to a down-the-hole (DTH) hammer reverse concentric casing drilling tool. A hollow DTH hammer is connected to a guiding drill through a semicircular block and a spline housing, wherein an outer spline which is arranged on the axial direction of the guiding drill is matched with an inner spline of an annular sleeve drill; the guiding drill 3 is designed as a reverse structure;and an annular casing drill is hung on the lower end of the sleeve through a pipe boot. Compared with the prior art, the guiding drill crashes rock in advance and transmits an impact load to the annular casing drill and drives the drill to rotate, in order to realize simultaneously performing three processes of concentrically crashing, wall protection through the casing and reverse slagging. The double air piping can simultaneously cool the spherical gear alloy of the inner and outer drills and prolong the service life of the drill. Reverse slagging can efficiently clean the hole bottom rock debris ...

FLEXIBLE ACTIVE SIGNAL CABLE

A flexible active signal cable (100, 200) includes a flexible printed circuit substrate (105), two electrical connectors (110), at least two metal conductors (115), at least one flexible optical waveguide (120), an optical transmitter (125), and an optical receiver (130). In some embodiments, the flexible active signal cable is less than 0.5 meters long and is capable of being wrapped and unwrapped from a 5 millimeter diameter mandrel 10,000 times with a low probability of failure at a test temperature, while supporting data rates greater than 25 megabits per second. © KIPO & WIPO 2007 ...

METHOD AND DEVICE WITH ENHANCED DISPLAY EFFICIENCY

A method () and device () with enhanced display efficiency is disclosed. The method () can include: emitting () light from a source including a first light; converting () the first light of a single color to at least a second light with a color gamut of converted light, the converting including a layer of pixilated nanomaterial; and filtering () to reject light that is not converted. Advantageously, the method provides a low power consumption display. The method is particularly adapted for use in electronic devices with batteries such that it can help to increase the useful life of the battery. 1. A method with enhanced display efficiency , comprising:emitting light from a source including a first light;converting the first light of a single color to at least a second light with a color gamut of converted light, the converting including a layer of pixelated nanomaterial; andfiltering to reject light that is not converted.2. The method with enhanced display efficiency of claim 1 , wherein the emitting step includes providing at least one of a first module including a backlight module and a liquid crystal display and a second module including an OLED.3. The method with enhanced display efficiency of claim 2 , wherein the emitting step includes providing a single color backlight and a thin filmed transistor liquid crystal display.4. The method with enhanced display efficiency of claim 1 , wherein the converting step includes converting the single color to one of a plurality of colors including a red gamut claim 1 , a green gamut and a blue gamut for each pixel of a display.5. The method with enhanced display efficiency of claim 1 , wherein the emitting step includes providing pixel definition including a plurality of pixels being gated on or off to present information.6. A display device claim 1 , comprising:a light emitting module configured to emit light from a source including a first light including a first color gamut;converting module configured to convert a ...

Antenna

An antenna suitable for use in a Radio Frequency Identification (RFID) tag is disclosed. The antenna includes a plurality of discrete loop antennas ( 130, 140, 150 ) disposed concentrically on a substrate. Each one of said plurality of loop antennas is electrically isolated from each other one of said plurality of loop antennas.

Dünnfilm-Kompensator mit polymerisierten Flüssigkristallen in Planaranordnung in die Luftgrenzfläche

Adaptable user interface and mechanism for a portable electronic device

A multimodal electronic device (100) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter (204) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device (100). The optical shutter (204) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly.

Adaptable user interface and mechanism for a protable electronic device

A multimodal electronic device (100) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter (204) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device (100). The optical shutter (204) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly.

KEYPAD WITH ILLUMINATION STRUCTURE

An illuminated keypad (400) includes a substantially transparent keypad (420) having a plurality of actuator buttons (412), a plurality of switches (404) residing substantially and correspondingly below the plurality of actuator buttons, a display laminate layer (415) residing between the plurality of actuator buttons and the plurality of switches, and a light source (417) reflectively illuminating a pattern of a symbol on the laminate layer by radiating light through the substantially transparent keypad. The display laminate can include a driver layer (406) having a conductor pattern configured in the pattern of the symbol to be displayed on the substantially transparent keypad, a transparent conductor layer (410), and an electrically active ink layer (408) disposed between the transparent conductor layer and the driver layer. © KIPO & WIPO 2007 ...

DISPLAY MODULE WITH PIEZOELECTRIC HAPTICS

A mobile communication terminal (10) is provided. The mobile communication terminal (10) includes a touch sensitive liquid crystal display (LCD) module (12) having a predetermined plurality of touch sensitive areas (20, 22) and a plurality of piezoelectric elements (106, 108, 110, 112) disposed along a periphery of a cover glass of the display module (12) wherein activation of the piezoelectric elements provides tactile feedback to a user of activation of a portion of the touch sensitive LCD module (12) by the user.

COMMON CIRCUITS AND USER INTERFACES FOR SHUTTERS AND ELECTRO-OPTICAL COMPONENTS

Disclosed are circuits and user interfaces of a mobile communication device that include a light source and a shutter that are driven by at least one common voltage line. Also disclosed are circuits and user interfaces of a mobile communication device that include a sensor and a shutter that are driven by at least one common voltage line. Further disclosed are circuits and user interfaces that include a light source, a sensor and a shutter that are driven by at least one common voltage line. The shutter may be divided into a plurality of segments so that one segment may be in optical alignment with a light source and another segment may be in optical alignment with a sensor. A shutter may be part of the same circuit as a light source and/or a sensor without needing its own circuit and driver.

薄晶粒分离装置与方法

This invention discloses a device and method for thin grain separation. First of all, a separation device composed of multiple push pins is used to break away the said grains from the surface of an adhesive film and then a clamp is used to pick up the thin grains and separate them from the surface of the adhesive film, every pin is almost aligned with the corner of the grain to be separated geometry and keep a predetermined distance with the said grain edge for contacting and raising a surface of not adhering the said grains on the film.

HEAD MOUNT DISPLAYS FOR MIXED REALITY

Apparatus, systems, or methods for mixed reality are disclosed herein. An apparatus may include an optical structure, a display structure, and a controller coupled to the optical structure and the display structure. The optical structure may be controlled by a first electrical signal to act as a transparent glass to present a natural view, or to act as a magnifying glass to present a virtual view. The display structure may be controlled by a second electrical signal to act as an opaque display or a transparent display. In addition, the controller may control the apparatus to operate in at least an AR mode to interlace the natural view and the virtual view. Other embodiments may also be described and claimed. 125-. (canceled)26. An apparatus for mixed reality (MR) , comprising:an optical structure dynamically configurable to operate in a first optical setting to present a natural view, or to operate in a second optical setting, different from the first optical setting, to present a virtual view;a display structure dynamically configurable to operate in a third optical setting to act as an opaque display or to operate in a fourth optical setting, different from the third optical setting, to act as a transparent display; anda controller coupled to the optical structure and the display structure to dynamically configure the optical structure and the display structure to operate the apparatus in at least an augmented reality (AR) mode to interlace the natural view and the virtual view.27. The apparatus of claim 26 , wherein the optical structure includes a first and a second variable wave plate claim 26 , and the controller is to dynamically configure the first second variable wave plates to operate at quarter wave phase to operate the optical structure as a magnifying glass to present the virtual view claim 26 , and dynamically configure the first and second variable wave plates to operate at half wave phase to operate the optical structure as a transparent glass to ...

Film

The invention relates to an optical retardation film comprising a layer of an anisotropic polymer material with an optical axis substantially parallel to the plane of the layer. The invention furthermore relates to a process of preparing the optical retardation film, to the use of such an optical retardation film in liquid crystal displays, and to a liquid crystal display device comprising a liquid crystal cell and such an optical retardation film.

Edge-to-edge display devices and related methods

Disclosed herein are example edge-to-edge display devices and related methods. An example display device includes a display screen and a backlight including a light guide frame defining a cavity therein. The example display device includes an integrated circuit coupled to the display screen. The example display device includes a flexible printed circuit in communication with the integrated circuit and including an electrical component coupled thereto. The electrical component is at least partially disposed in the cavity of the light guide frame.

Flexible active signal cable

A flexible active signal cable ( 100, 200 ) includes a flexible printed circuit substrate ( 105 ), two electrical connectors ( 110 ), at least two metal conductors ( 115 ), at least one flexible optical waveguide ( 120 ), an optical transmitter ( 125 ), and an optical receiver ( 130 ). In some embodiments, the flexible active signal cable is less than 0.5 meters long and is capable of being wrapped and unwrapped from a 5 millimeter diameter mandrel 10,000 times with a low probability of failure at a test temperature, while supporting data rates greater than 25 megabits per second.

Adaptable user interface and mechanism for a portable electronic device

A multimodal electronic device ( 100 ) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter ( 204 ) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device ( 100 ). The optical shutter ( 204 ) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly.

ADAPTABLE USER INTERFACE AND MECHANISM FOR A PORTABLE ELECTRONIC DEVICE

A multimodal electronic device (100) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter (204) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device (100). The optical shutter (204) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly. COPYRIGHT KIPO & WIPO 2010 ...

Technologies for enabling simplified pixel shifting to mitigate pixel burn-in

Technologies for performing a simplified pixel shifting scheme on a display (e.g., an organic light emitting diode (OLED) display) are disclosed herein. An electronic device presents, on the display, a virtual display having an active area and a margin area surrounding the active area. The active area is to display content (e.g., image data, video data, etc.), and an amount of pixels in the virtual display is greater than an amount of pixels in the active area. The electronic device is also to shift the pixels of the active area within the virtual display according to a pixel shifting technique and update a touch coordinate offset for the touch screen interface based on the shift.

SYNCHRONIZATION OF A DISPLAY DEVICE IN A SYSTEM INCLUDING MULTIPLE DISPLAY DEVICES

Embodiments include apparatuses, methods, and systems including a selector. A selection signal may be provided to the selector to select a first synchronization signal as a control signal when the first synchronization signal is available, otherwise a second first synchronization signal as the control signal. The first or the second synchronization signal may synchronize a first or second display content received by a first or second display device with a first or a second display refresh rate, respectively. The control signal may be provided to a controller to control the second display content received by the second display device. Other embodiments may also be described and claimed. 1. An apparatus for computing , comprising:a selector;a first link coupled to the selector to receive a first synchronization signal from a first display device of the apparatus or a computing device hosting the apparatus, wherein the first synchronization signal is to synchronize a first display content received by the first display device with a first display refresh rate of the first display device;a second link coupled to the selector to receive a second synchronization signal from a second display device of the apparatus or the computing device, wherein the second synchronization signal is to synchronize a second display content received by the second display device with a second display refresh rate of the second display device;a third link coupled to the selector to provide a control signal to a controller of the apparatus or the computing device to control the second display content received by the second display device; anda fourth link coupled to the selector to provide the selector with a selection signal to select the first synchronization signal as the control signal to be provided to the controller when the first synchronization signal is available, otherwise to select the second synchronization signal as the control signal to be provided to the controller.2. The ...

Dünnfilm-Kompensator mit polymerisierten Flüssigkristallen in Planaranordnung in die Luftgrenzfläche

DISPLAY DEVICE WITH ACOUSTIC NOISE SUPPRESSION

Disclosed herein are a plurality of displays for an electronic device including a display layer (102, 104), a light guide layer (108), and a damping material layer (110) coupled between the light guide layer and the display layer. The display layer in one embodiment is a liquid crystal display layer, but other types of display layers may be used. The light guide layer may serve as a back light for the display layer, and may be between approximately 0.05 mm and 2 mm in thickness. Devices described herein include at least one interposed layer of acoustic and/or mechanical energy absorbing material, also referred to herein as damping material, between the display layer susceptible to vibration, and a hard layer near the display layer. The damping material as described herein may reduce the audio noise. The energy absorbing layer may take the form of an audio energy absorbing sheet interposed between layers of the display. © KIPO & WIPO 2008 ...

GEKACHELTER LICHTLEITER MIT ABLENKUNGSSTRUKTUREN

Techniken und Mechanismen zum Vorsehen einer Beleuchtung einer Anzeige. In einer Ausführungsform enthält ein Lichtleiter einen ersten Abschnitt zum Empfangen von Licht, einen zweiten Abschnitt, der etwas oder alles von dem Licht ausgibt, und einen dritten Abschnitt, der gestaltet ist, Licht zwischen dem ersten Abschnitt und dem zweiten Abschnitt auszustrahlen. Der dritte Abschnitt bildet eine erste Ablenkungsstruktur, die an entsprechende Oberflächenregionen des ersten Abschnitts und des zweiten Abschnitts angrenzt und sich zwischen diesen erstreckt. Eine Lichtquelle ist gekoppelt, um eine Randbeleuchtung des Lichtleiters mit Hilfe des ersten Abschnitts vorzusehen. In einer anderen Ausführungsform wird das Licht durch den dritten Abschnitt und in eine Region zwischen zwei parallelen Ebenen ausgestrahlt, in der sich der zweite Abschnitt befindet.

SYMMETRICAL FLAT PANEL DISPLAY

A display includes an encapsulation layer and a substrate. The substrate includes a chip on glass (COG) seat and a flexible printed circuit (FPC) connector seat. The COG seat and the FPC seats are positioned on different edges of the substrate. A cross-connection layer between the substrate layer and the encapsulation layer, the cross-connection layer including traces connected between the COG seat and the FPC seat. A device incorporating the display may take advantage of the symmetrical display to achieve new designs.

Device and method for reducing optical blurring

Method and Apparatus for Transmitting Multiple Barcodes

A method and apparatus for transmitting bitstreams representing a plurality of barcodes includes an electronic device comprising a lighted display modulating a first light source of a first zone of a plurality of individually lighted zones of the lighted display to transmit a first bitstream representing data of a first barcode, and modulating a second light source of a second zone of the plurality of individually lighted zones of the lighted display to transmit a second bitstream, different from the first bitstream, representing data of a second barcode.

Antenna

An antenna suitable for use in a Radio Frequency Identification (RFID) tag is disclosed. The antenna includes a plurality of discrete loop antennas ( 130, 140, 150 ) disposed concentrically on a substrate. Each one of said plurality of loop antennas is electrically isolated from each other one of said plurality of loop antennas.

Optische Verzögerungsschicht

Optische Verzögerungsschicht

A FILM

The invention relates to an optical retardation film comprising a layer of an anisotropic polymer material with an optical axis substantially parallel to the plane of the layer. The invention furthermore relates to a process of preparing the optical retardation film, to the use of such an optical retardation film in liquid crystal displays, and to a liquid crystal display device comprising a liquid crystal cell and such an optical retardation film. © KIPO & WIPO 2007 ...

Synchronisation einer Anzeigeeinrichtung in einem System, das mehrere Anzeigeeinrichtungen beinhaltet

Ausführungsformen beinhalten Vorrichtungen, Verfahren und Systeme, die einen Selektor beinhalten. Ein Auswahlsignal kann dem Selektor bereitgestellt werden, um ein erstes Synchronisationssignal als ein Steuersignal auszuwählen, wenn das erste Synchronisationssignal verfügbar ist, ansonsten ein zweites Synchronisationssignal als das Steuersignal auszuwählen. Das erste oder das zweite Synchronisationssignal kann einen ersten oder zweiten Anzeigeinhalt, der durch eine erste oder zweite Anzeigeeinrichtung empfangen wird, mit einer ersten bzw. zweiten Anzeigewiederholrate synchronisieren. Das Steuersignal kann einer Steuerung bereitgestellt werden, um den zweiten Anzeigeinhalt, der durch die zweite Anzeigeeinrichtung empfangen wird, zu steuern. Andere Ausführungsformen können auch beschrieben und beansprucht sein.

CURRENT-DRIVEN EMISSIVE DISPLAY ADDRESSING AND FABRICATION SCHEME

An addressing scheme for use with current-driven emissive displays requires that an N-row by M-column array of pixels (24, 26, 28) be divided into K segments (16, 18) of N/K rows each. One transistor-controlled current driver (20-23) is provided for each column of pixels within a segment, and all of a segment's current drivers are connected to a respective gate address line (G1, G2). The array is addressed by dividing a frame time into N/K "sub-frame" times. During the first sub-frame time, the current drivers of each segment are turned on in sequence, and the first row of each segment addressed. The remaining rows are addressed in this manner during subsequent sub-frame times. © KIPO & WIPO 2007 ...

EDGE-TO-EDGE DISPLAY DEVICES AND RELATED METHODS

Disclosed herein are example edge-to-edge display devices and related methods. An example display device includes a display screen and a backlight including a light guide frame defining a cavity therein. The example display device includes an integrated circuit coupled to the display screen. The example display device includes a flexible printed circuit in communication with the integrated circuit and including an electrical component coupled thereto. The electrical component is at least partially disposed in the cavity of the light guide frame.

Display device with acoustic noise suppression

Disclosed herein are a plurality of displays for an electronic device including a display layer ( 102, 104 ), a light guide layer ( 108 ), and a damping material layer ( 110 ) coupled between the light guide layer and the display layer. The display layer in one embodiment is a liquid crystal display layer, but other types of display layers may be used. The light guide layer may serve as a back light for the display layer, and may be between approximately 0.05 mm and 2 mm in thickness. Devices described herein include at least one interposed layer of acoustic and/or mechanical energy absorbing material, also referred to herein as damping material, between the display layer susceptible to vibration, and a hard layer near the display layer. The damping material as described herein may reduce the audio noise. The energy absorbing layer may take the form of an audio energy absorbing sheet interposed between layers of the display.

TECHNOLOGIES FOR POWER EFFICIENT DISPLAY SYNCHRONIZATION

Technologies for power efficient display synchronization are disclosed. A compute device may be connected to two display devices. The compute device may send image data to be displayed on each of the display devices in a burst mode, sending the image data in less time than the time between frames. The compute device may then enter a low-power state prior to sending the next image to the display devices. Before sending the next image to the display devices, the compute device may send a synchronization signal, which the display devices may use to synchronize the timing of displaying images between the two display devices. 1. A display device for connection with a compute device , the display device comprising:a display output controller to determine a refresh rate to be used by the display device, wherein the refresh rate indicates a time between frames of the display device; receive a synchronization signal from the compute device; and', 'receive an image to be displayed on the display device in less time than the time between frames,, 'a display communication controller to 'display the image on the display device at a time based on the frame synchronization signal.', 'wherein the display output controller is further to2. The display device of claim 1 , wherein to display the image on the display device comprises to display the image on the display device in less time than the time between frames claim 1 , further comprising:a display power controller to place the display device in a low-power state in response to completion of display of the image on the display device.3. The display device of claim 2 , wherein the display power controller is to maintain the display device in the low-power state for at least half of the time between the receipt of two consecutive frame synchronization signals.4. The display device of claim 1 , wherein to receive the image to be displayed on the display device comprises to receive the image to be displayed on the display device ...

Current-driven emissive display addressing and fabrication scheme

An addressing scheme for use with current-driven emissive displays requires that an N-row by M-column array of pixels be divided into K segments of N/K rows each. One transistor-controlled current driver is provided for each column of pixels within a segment, and all of a segment's current drivers are connected to a respective gate address line. The array is addressed by dividing a frame time into N/K "sub-frame" times. During the first sub-frame time, the current drivers of each segment are turned on in sequence, and the first row of each segment addressed. The remaining rows are addressed in this manner during subsequent sub-frame times. The segmenting and addressing scheme reduces the duty ratio required to drive the array by a factor of K, and reduces the number of transistors required to drive the array by a factor of N/K, when compared with comparably-sized passive matrix and active matrix displays, respectively. Fabrication of the display, and other non-passive matrix displays, is ...

Electronic device and method for determining a touch input applied to a capacitive touch panel system incorporated therein

An electronic device is operable to determine a touch input applied to a capacitive touch panel system thereof so as to account for time-varying noise affecting the touch panel system. The electronic device includes the touch panel system, an analog-to-digital conversion (ADC) unit, and a processing unit. The processing unit is operable to: receive digital signal values from the ADC unit representing capacitances detected by sensing points of the touch panel system; adjust at least one of the digital signal values based at least on a time-varying noise to produce at least one noise-adjusted value; and determine the touch input based on the at least one noise-adjusted value. In one embodiment, the electronic device determines the time-varying noise prior to adjusting the digital signal values. In another embodiment, the time-varying noise is produced by a display panel of a touchscreen display that also includes the touch panel system.

Head mounted display including variable beam divergence and/or beam direction

Technology for improving performance of a personal display device by variably controlling the emission divergence and/or the emission direction of light from the pixels of the display as a function of the location of the pixel within a display.

Mobile electronic device having capacitive sensor with reduced visibility isolation areas and corresponding method

A mobile electronic device and corresponding method have a user interface for receiving a touch input. The mobile electronic device includes a capacitive sensor having an electrode layer with non-etched away portions and etched away portions, and having isolation areas formed in the etched away portions, and a segmented optical shutter disposed on a side of the capacitive sensor, the optical shutter including a liquid crystal layer sandwiched between a top absorbing polarizer and a bottom absorbing polarizer, and including a reflectance increasing element disposed between the liquid crystal layer and the bottom absorbing polarizer. A reflectance of the reflectance increasing element is selected to reduce a ratio of a reflectance through the non-etched away portions to a reflectance through the etched away portions to make an appearance of the user interface substantially uniform in an off state.

MULTIPLE LIGHT SENSORS AND ALGORITHMS FOR LUMINANCE CONTROL OF MOBILE DISPLAY DEVICES

In a method of controlling a lighting unit of a display, a maximum value of ambient light intensity is determined (156). Ambient light intensity is sensed (154) from a first direction relative to the display and from a second direction, different from the first direction, relative to the display. The lighting unit is driven so that light from the lighting unit has a low intensity (172) when the maximum value is less than a first intensity threshold and so that light from the lighting unit has a high intensity, greater than the low intensity, when the maximum value is greater than a second intensity threshold. © KIPO & WIPO 2009 ...

Device and method for reducing optical blurring

A camera-movement compensation device includes a first liquid-crystal cell with a pair of parallel transparent plates and a first voltage source coupled to the first liquid-crystal cell and able to apply and alter a first voltage gradient across the plates of the first liquid-crystal cell. The device also includes a second liquid-crystal cell having a pair of parallel transparent plates and disposed so that each of the plates of the second liquid-crystal cell is parallel to the plates of the first liquid-crystal cell and in light communication with at least one wave of light passing through the plates of the first liquid-crystal cell, a second voltage source coupled to the second liquid-crystal cell and able to apply and alter a second voltage gradient across the surfaces of the second liquid-crystal cell, and a movement detector coupled to the voltage sources to alter the slope of the voltage gradients in proportion to a movement.

Frequency modulated liquid crystal beamsteering device

An electrical exciting circuit produces a plurality of oscillating electrical excitations, each at an independently controllable frequency. A set of drive electrodes are distributed in an array, and connected so that each receives a respective one of the excitations. A dual frequency liquid crystal (DFLC) material is arranged in the path of a coherent light beam and is disposed in proximity to the set of drive electrodes so as to receive electrical excitations. The DFLC has a dielectric coefficient which varies locally in relation to the frequency of the local electrical excitation received. The voltages and at least two frequencies of the excitations are controlled so as to produce a desired profile of the dielectric coefficient (for at least one polarization) and a corresponding optical phase delay profile for the coherent beam. Preferably, a novel reflective groundplane is included to improve optical reflective efficiency.

Two-way trans-reflective display

A two-way trans-reflective display pixel ( 100 ) having two viewable sides ( 102, 104 ) is disclosed. The two-way trans-reflective display pixel has a first transparent layer ( 106 ), a second transparent layer ( 108 ), and light modulating medium ( 110 ) sandwiched between them. Both the first and second transparent layers ( 106, 108 ) have light reflectors ( 132, 136 ) and light absorbers ( 130, 134 ), which allow light entering from either viewable sides ( 102, 104 ) to partially reflected, partially absorbed, and partially transmitted, allowing an image to be viewable from both viewable sides ( 102, 104 ). A two-way trans-reflective display ( 402 ) comprising a plurality of two-way trans-reflective display pixels ( 100 ) and a transparent light source ( 412 ) is also disclosed. The transparent light source ( 412 ) provides color light, and enables an image from the two-way trans-reflective display ( 402 ) to be viewable in color from both first and second viewable sizes ( 418, 602 ) ...

EDGE-TO-EDGE DISPLAY DEVICES AND RELATED METHODS

Disclosed herein are example edge-to-edge display devices and related methods. An example display device includes a display screen and a backlight including a light guide frame defining a cavity therein. The example display device includes an integrated circuit coupled to the display screen. The example display device includes a flexible printed circuit in communication with the integrated circuit and including an electrical component coupled thereto. The electrical component is at least partially disposed in the cavity of the light guide frame. 120.-. (canceled)21. An electronic display device comprising:a housing;a display screen supported by the housing;a panel carried by the housing; and a first light source coupled to the panel;', 'a second light source coupled to the panel, the second light source spaced apart from the first light source; and', 'a first spacer disposed between the first light source and the second light source, the first spacer including a reflective coating., 'a backlight including22. The electronic display device of claim 21 , further including:a third light source coupled to the panel, the third light source spaced apart from the second light source; anda second spacer disposed between the second light source and the third light source, the second spacer including the reflective coating.23. The electronic display device of claim 21 , wherein the panel and the display screen define a gap therebetween claim 21 , the reflective coating of the first spacer to diffuse light emitted by the one or more of the first light source or the second light source over the gap.24. The electronic display device of claim 21 , wherein the first light source is disposed proximate to an edge of the display screen claim 21 , at least a portion of light emitted by the first light source to be distributed to the edge of the display screen.25. The electronic display device of claim 21 , wherein the first light source is a single chip light emitting diode and the ...

Double-Sided Backlight and Assembly Incorporating A Double-Sided Light Source Coupling Light Guide

Described are a backlight, a backlight assembly for use in an electronic device and an electronic device configured to activate the backlight's first light source and to activate the backlight's second light source independently of one another. The described double-sided backlight may illuminate either the primary display or the secondary display. The disclosed backlight includes two light sources, each used to direct light in opposite directions from the double-sided backlight. The light guide of the backlight is configured to direct light from the first light source in a first direction to exit the light guide via its first face, and to direct light from the second light source in a second direction different from the first direction to exit the light guide via its second face.

Technologies for efficient head-mounted display with pancake lenses

Technologies for virtual reality display include a computing device coupled to a head-mounted display device. The head-mounted display includes a display panel, a pixel emission controller, and a pancake lens assembly. The display panel includes a display surface that emits light as multiple pixels. The pancake lens assembly includes folded optics to direct light to an eye box. The pixel emission controller applies an emission profile to each pixel of the light as a function of the position on the display surface of the corresponding pixel. The emission profile is determined based on an optical coupling between the position on the display surface through the pancake lens assembly to the eye box. The beam width of each pixel may decrease and the beam angle relative to an optical axis may increase as distance from the optical axis increases. Other embodiments are described and claimed.

Integrated capacitive sensing devices and methods

Disclosed are touch screen devices and methods of sensing an object near the surface of a touch screen device. A capacitive sensor is integrated into display electronics by flipping the traditional thin film transistor liquid crystal display (TFT) stack-up which has a bottom gate structure so that it is an inverted bottom gate structure. Accordingly, the gate structure is near the top of the display and the gate drive lines are re-used as excitation lines in addition to their function as display lines. The excitation lines therefore drive excitation to generate an induced electric field at the surface of the display device. Additionally, other lines are used as sensor lines so that sensor signals are input to the device controller to determine the position of an object at the surface of the display device. Accordingly, the excitation lines are scanned to detect the presence of a finger or other object.

High pretilt alignment of reactive liquid crystals in liquid crystal displays

An O-plate compensator is manufactured by dissolving a polyimide polymer material incorporating a plurality of bulky side-chain groups in a first solvent to form a first solution, applying the first solution to a substrate, evaporating the first solvent to form an alignment layer, buffing the alignment layer, dissolving a polymerizable liquid crystal material in a second solvent to form a second solution, applying the second solution to the alignment layer, evaporating the second solvent to form a thin film of polymerizable liquid crystal material (with a nematic phase, an alignment-layer interface having a liquid crystal pretilt angle of between approximately 25 and 65 degrees, and an air interface), adjusting the temperature of the thin film to obtain a uniform specified orientation of a director of the thin film, and polymerizing the thin film with ultraviolet radiation to achieve a liquid crystal pretilt angle of between approximately 25 and 65 degrees at the air interface.

Field Effect Mode Electro-Optical Device Having a Quasi-Random Photospacer Arrangement

A segmented optical shutter (200) is used with a high-resolution display (101) to provide a dynamic user interface (400) for a portable electronic device (100). To reduce optical interference corresponding to a correlation function for transmitted light occurring between the photospacers (209) in the segmented optical shutter (200) and the black matrix (107), the photospacers (209) are disposed along a light transmitting substrate (204) of the segmented optical shutter (200) in a quasi-random arrangement. The quasi-random arrangement, which may include varying the horizontal and vertical placement of the photospacers (209), repeating asymmetrical subsections of photospacer configurations, varying the size or shape of the photospacers (209), or combinations thereof, misaligns the photospacers (209) relative to the black matrix (107) or other elements to reduce optical interference and moiré patterns that may otherwise be perceptible to a user.

Oil, two liquid level measurement devices of water in jar

The utility model relates to an oil, two liquid level measurement devices of water in jar especially is suitable for the liquid level measurement of various crude oil, the two medium storage tanks of sewage to use. This device is including the water level measuring apparatu, and the bottom plate passes through the insulated column to be fixed in the box, is fixing water level measuring apparatu, check weighing meter on the bottom plate and is being equipped with the reel mounting bracket of tape measure reel, and the weight sensing spring of check weighing meter is connected through acting as go -between with the wheel carrier of floating roller, steel tape one end is fixed in the pivot of tape measure reel, and the other end is walked around, fixed pulley among the rethread driving support, is passed the after -fixing on the weight from the buoyancy dish from the floating roller, the positive pole of water level measuring apparatu passes through earthing rod and big jar tank connection ...

Methods and apparatus for synchronizing embedded display panels of mobile devices via programmable synchronization links

Methods and apparatus for synchronizing embedded display panels of mobile devices via programmable synchronization links are disclosed. An example mobile device includes a first embedded display panel, a second embedded display panel, a programmable synchronization link, a configuration manager, and a synchronization manager. The programmable synchronization link is operatively coupled to the first and second embedded display panels. The configuration manager is to configure the first embedded display panel as a slave panel, and to configure the second embedded display panel as a master panel. The synchronization manager is to synchronize the slave panel to the master panel via the programmable synchronization link.

Two-way trans-reflective display

A two-way trans-reflective display pixel ( 100 ) having two viewable sides ( 102, 104 ) is disclosed. The two-way trans-reflective display pixel has a first transparent layer ( 106 ), a second transparent layer ( 108 ), and light modulating medium ( 110 ) sandwiched between them. Both the first and second transparent layers ( 106, 108 ) have light reflectors ( 132, 136 ) and light absorbers ( 130, 134 ), which allow light entering from either viewable sides ( 102, 104 ) to partially reflected, partially absorbed, and partially transmitted, allowing an image to be viewable from both viewable sides ( 102, 104 ). A two-way trans-reflective display ( 402 ) comprising a plurality of two-way trans-reflective display pixels ( 100 ) and a transparent light source ( 412 ) is also disclosed. The transparent light source ( 412 ) provides color light, and enables an image from the two-way trans-reflective display ( 402 ) to be viewable in color from both first and second viewable sizes ( 418, 602 ) ...

Switch leakage compensation for global lighting

A method of leakage compensated global lighting includes: acquiring, by an application processor, location data of at least one of a head or eyes of a user of a display system; rendering, by the application processor, image data of an image frame based on the location data; modifying the image data to compensate for leaks associated with global illumination of a display of the display system; and sending the image data to a display driver circuit of a display system for displaying the image frame on a display by the global illumination.

HEAD MOUNT DISPLAYS FOR MIXED REALITY

Apparatus, systems, or methods for mixed reality are disclosed herein. An apparatus may include an optical structure, a display structure, and a controller coupled to the optical structure and the display structure. The optical structure may be controlled by a first electrical signal to act as a transparent glass to present a natural view, or to act as a magnifying glass to present a virtual view. The display structure may be controlled by a second electrical signal to act as an opaque display or a transparent display. In addition, the controller may control the apparatus to operate in at least an AR mode to interlace the natural view and the virtual view. Other embodiments may also be described and claimed.

HIGH EFFICIENCY QUANTUM DOT LIQUID CRYSTAL DISPLAYS

The present disclosure is directed to quantum dot LCD display systems and methods that use a digital optics polarizer to beneficially and advantageously provide enhanced performance and substantially lower power draw. The digital optics polarizer is disposed as a metasurface between the LCD layer and the quantum dot layer within the LCD display device. The digital optics polarizer is formed using a dielectric material, such as TiO, that does not cause reflectivity and ohmic loss issues typically encountered with wire grid polarizers. The digital optics polarizer may be patterned, deposited, or otherwise disposed across all or a portion of the LCD layer, the quantum dot layer, or may be “sandwiched” between and proximate the LCD layer and the quantum dot layer. The elimination of ohmic losses in the digital optics polarizer significantly improves the energy efficiency of the LCD display. 1. A liquid crystal display , comprising:a quantum dot color converter;a liquid crystal layer; anda metasurface layer that provides a digital optics polarizer disposed between the quantum dot color converter and the liquid crystal layer.2. The liquid crystal display of wherein the metasurface layer comprises a layer that includes a dielectric material having a thickness of less than 500 nanometers (nm).3. The liquid crystal display of wherein the metasurface layer comprises a dielectric material having a common phase profile across the liquid crystal display.4. The liquid crystal display of wherein the phase profile of the metasurface layer passes at least a portion of incident linearly polarized light that exits the liquid crystal layer and absorbs at least a portion of incident perpendicularly polarized light that exits the liquid crystal layer.5. The liquid crystal display of wherein the metasurface layer comprises a dielectric material having a pixelated phase profile across the liquid crystal display.6. The liquid crystal display of wherein the pitch of each metasurface pixel ...

Method and apparatus for auto-focus using liquid crystal adaptive optics

An auto-focus camera (100) can include a lens (102), a sensor (108) for detecting an image from the lens, a first liquid crystal layer (104) between the lens and the sensor, and a second liquid crystal layer (106) between the lens and the sensor and further orthogonally aligned to the first liquid crystal layer. The auto-focus camera can further include an integrated circuit programmed to drive the first liquid crystal layer and the second liquid crystal layer. The auto-focus camera can include a controller (202) programmed to control two orthogonally aligned liquid crystal layers. The liquid crystal layers can serve as an optical anti-alias filter using birefringence properties of the liquid crystal layers. The first liquid crystal layer and the second liquid crystal layer can be orthogonally aligned to achieve polarization insensitive operation of the auto-focus camera.

MICRO LIGHT-EMITTING DIODE DISPLAYS HAVING HYBRID INORGANIC-ORGANIC PIXEL STRUCTURES

Micro light-emitting diode displays having hybrid inorganic-organic pixel structures and methods of fabricating micro light-emitting diode displays having hybrid inorganic-organic pixel structures are described. In an example, a micro light emitting diode pixel structure includes a plurality of inorganic micro light emitting diode devices in a dielectric layer. An organic light emitting diode device is in the dielectric layer and laterally adjacent to the plurality of inorganic micro light emitting diode devices. A transparent conducting oxide layer is above the dielectric layer and can act as a common cathode electrode for the inorganic and organic light emitting diodes. 1. A micro light emitting diode pixel structure , comprising:a plurality of inorganic micro light emitting diode devices in a dielectric layer;an organic light emitting diode device in the dielectric layer and laterally adjacent to the plurality of inorganic micro light emitting diode devices; anda transparent conducting oxide layer above the dielectric layer.2. The micro light emitting diode pixel structure of claim 1 , wherein the plurality of inorganic micro light emitting diode devices is a plurality of GaN nanowire-based or nanopyramid-based micro light emitting diode devices.3. The micro light emitting diode pixel structure of claim 1 , wherein the organic light emitting diode device comprises an organic anode claim 1 , an organic emissive layer claim 1 , and a layer including an organic electron transporting layer and an organic protection layer.4. The micro light emitting diode pixel structure of claim 1 , wherein the organic light emitting diode device is a red organic light emitting diode device.5. The micro light emitting diode pixel structure of claim 1 , wherein the plurality of inorganic micro light emitting diode devices comprises a green micro light emitting diode device and a blue micro light emitting diode device.6. The micro light emitting diode pixel structure of claim 5 , ...

Light diffuser for a stretchable display

An apparatus (100) including a pixel diffuser for a stretchable display is disclosed. The apparatus may include an elastic viewable display (110) that is stretched in a first viewable display area configuration and contracted in a second viewable display area configuration. The apparatus can also include a plurality of addressable picture elements (120 and 125) disposed on the elastic viewable display, an optical barrier (132) between each of the plurality of addressable picture elements, and an elastic diffuser (140) optically coupled to the plurality of addressable picture elements on the elastic viewable display. The apparatus can also include an electrical interface (150) coupled to the elastic viewable display.

Low cost micro OLED structure and method

A method of manufacturing a display system includes forming a display element having a display active area over a silicon backplane, forming a display driver integrated circuit (DDIC), and bonding the display element to the display driver integrated circuit (DDIC). The display active area may include a light emitting diode such as an organic light emitting diode (OLED). Separately forming the display and the display circuitry may simplify formation of the OLED and allow for a higher density control interface between the display and the DDIC.

Adaptable User Interface and Mechanism for a Portable Electronic Device

A multimodal electronic device ( 100 ) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter ( 204 ) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device ( 100 ). The optical shutter ( 204 ) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly.

ELECTRONIC DEVICE AND METHOD FOR DETERMINING A TOUCH INPUT APPLIED TO A CAPACITIVE TOUCH PANEL SYSTEM INCORPORATED THEREIN

An electronic device is operable to determine a touch input applied to a capacitive touch panel system thereof so as to account for time-varying noise affecting the touch panel system. The electronic device includes the touch panel system, an analog-to-digital conversion (ADC) unit, and a processing unit. The processing unit is operable to: receive digital signal values from the ADC unit representing capacitances detected by sensing points of the touch panel system; adjust at least one of the digital signal values based at least on a time-varying noise to produce at least one noise-adjusted value; and determine the touch input based on the at least one noise-adjusted value. In one embodiment, the electronic device determines the time-varying noise prior to adjusting the digital signal values. In another embodiment, the time-varying noise is produced by a display panel of a touchscreen display that also includes the touch panel system.

MULTIPLE LIGHT SENSORS AND ALGORITHMS FOR LUMINANCE CONTROL OF MOBILE DISPLAY DEVICES

In a method of controlling a lighting unit of a display, a maximum value of ambient light intensity is determined ( 156 ). Ambient light intensity is sensed ( 154 ) from a first direction relative to the display and from a second direction, different from the first direction, relative to the display. The lighting unit is driven so that light from the lighting unit has a low intensity ( 172 ) when the maximum value is less than a first intensity threshold and so that light from the lighting unit has a high intensity, greater than the low intensity, when the maximum value is greater than a second intensity threshold.

Devices and methods of user interfaces to generate a high current drain impact user notification relating to a wallpaper image

Disclosed are methods of user interfaces of electronic devices having a displays configured to annunciate wallpaper images wherein a wallpaper image includes image data. Image data can be characterized, for example, by the luminance levels of pixels of the image and/or the power needed to display the image. An image characteristic threshold is related to current drain impact, for example, in terms of luminance and/or power needed to display an image. A disclosed method can include receiving the image data of the wallpaper image and determining whether the image characteristic of the image data (such as luminance level at a given percentile) exceeds the image characteristic threshold. A disclosed method can further provide generating a user interface notification relating to the image characteristic exceeding the image characteristic threshold and relating to the current drain impact of displaying the image as wallpaper.

Head mount displays for mixed reality

Apparatus, systems, or methods for mixed reality are disclosed herein. An apparatus may include an optical structure, a display structure, and a controller coupled to the optical structure and the display structure. The optical structure may be controlled by a first electrical signal to act as a transparent glass to present a natural view, or to act as a magnifying glass to present a virtual view. The display structure may be controlled by a second electrical signal to act as an opaque display or a transparent display. In addition, the controller may control the apparatus to operate in at least an AR mode to interlace the natural view and the virtual view. Other embodiments may also be described and claimed.

DEVICE FOR INTEGRATING CAPACTIVE TOUCH WITH ELECTROPHORETIC DISPLAYS

A display assembly comprises a touch sensor including at least one first electrode and at least one second electrode, and an electrophoretic display (EPD). The EPD including the at least one first electrode as a drive electrode.

Adaptable User Interface and Mechanism for a Title Portable Electronic Device

A multimodal electronic device ( 100 ) includes a shutter enabled dynamic keypad for presenting one of a plurality of keypad configurations to a user. Each keypad configuration, which is presented by an optical shutter ( 204 ) that opens or closes windows or shutters that are geometrically configured as alphanumeric or device keys or symbols. Each keypad configuration, in one embodiment, is limited to those needed for the particular mode of operation of the device ( 100 ). The optical shutter ( 204 ) is a low-resolution display that presents user actuation targets to a user in a low-resolution key area. As each mode of the device changes, the corresponding keypad configuration presented changes accordingly.

PIXEL LEVEL POLARIZER FOR FLEXIBLE DISPLAY PANELS

Disclosed herein are display panels, display panel stacks, and techniques to manufacture such display panel stacks where a polarizer is provided for each illumination element of the display panel stack. A polarizer can be formed onto each individual illumination element once the illumination element is transferred to the backplane. The polarizer can be arranged to polarize light emitted from the illumination element and light incident on the display from ambient. 1. A display panel stack , comprising:a plurality of light illumination elements; anda digital polarizer, for each one of the plurality of light illumination elements, the digital polarizers to polarize light emitted from the plurality of light illumination elements.2. The display panel stack of claim 1 , the digital polarizer comprising a plurality of nano structures.3. The display panel stack of claim 2 , each of the plurality of nanostructures comprising a rectangular or square shape.4. The display panel stack of claim 2 , the plurality of nanostructures spaced apart from each other between 60 and 150 nanometers.5. The display panel stack of claim 2 , the plurality of nanostructures having a height between 200 and 400 nanometers.6. The display panel stack of claim 2 , the plurality of nanostructures having a rectangular shape with a width and length of between 1/10and ¼of a wavelength of light emitted by the plurality of illumination elements.7. The display panel stack of claim 6 , the plurality of nanostructures having a height of approximately ½ of the wavelength of light emitted by the plurality of illumination elements.8. The display panel stack of claim 1 , the plurality of illumination elements comprising micro-light emitting diodes (μLEDs) claim 1 , organic LEDs (OLEDs) or vertical-cavity surface-emitting laser (VCSELs).9. The display panel stack of claim 1 , comprising a plurality of switching element coupled to the plurality of light illumination elements.10. The display panel stack of claim 9 , ...

PHASE DELAY PLATE AND ITS PRODUCTION

PROBLEM TO BE SOLVED: To provide a thin film phase delay plate to improve on angle of visual field and contrast of a liquid crystal display. SOLUTION: Thsi delay plate includes a cholesteric and an A plate compensator. The A plate is produced by casting a layer of a polymerizable reactive intermediate phase material (RM) with a solvent on a single substrate 102. The RM soln. contains an additive, and the additive moves to an interface 108 between the RM and air to decrease surface energy and to form a layer containing a large amt. of the additive. The layer decreases an intrinsic tilt angle of RM on the interface 108 with air from 25° to 0°. By vaporizing the soln., a film is obtained as a result which is polymerized in a liquid crystal phase and the liquid crystal is permanently aligned. The obtd. film is easily separated from the substrate 102, and shaped into a desired pattern and assembled to form a compensator. The compensator having a prescribed tilt angle through a thin film 106 ...

Electronic light emissive displays incorporating transparent and conductive zinc oxide thin film

The present invention provides co-doped zinc oxide to flat panel, light emissive display devices and vacuum microelectronic devices to improve their efficiency and lifetime. This material has a low growth temperature and is compatible with metal oxide semiconductor (MOS) processing technology. It is tranparent, chemically stable and has a low work function, which result in many advantages when being used as the cathode for the aforementioned devices. In one embodiment of the emissive display device, an organic light diode (OLED) display has a high work function metal anode, such as platinum (Pt), gold (Au) or nickel (Ni) and a low work function co-doped zinc oxide cathode. Because of the energy level alignment provided by these two materials, the potential energy barriers to injection of electrons from the cathode and holes from the anode into the organic emissive medium are minimized so the display device operates more efficiently.

LOW-POWER DISPLAY AND CORRESPONDING LIGHTING APPARATUS AND METHODS OF OPERATION

A display () includes a light guide () defining a first major face (), a second major face (), and one or more edge surfaces (). One or more light sources () are disposed along the one or more edge surfaces. A diffuser () is disposed adjacent to the first major face. A reflector () is disposed adjacent to the second major face. The second major face defines a plurality of convex protuberances () extending therefrom toward the reflector to direct light from the light guide to the reflector. 1. A display , comprising:a light guide defining a first major face, a second major face, and one or more edge surfaces;one or more light sources disposed along the one or more edge surfaces to deliver light to the light guide through the one or more edge surfaces;a diffuser disposed adjacent to the first major face; anda reflector disposed adjacent to the second major face;the first major face being substantially planar and defining a plurality of light extractors to receive the light from the one or more light sources and redirect the light toward the reflector; andthe second major face defining a plurality of convex protuberances extending from the second major face toward the reflector and spanning a major dimension of the second major face, each convex protuberance to direct the light from the light guide to the reflector.2. The display of claim 1 , the each convex protuberance defining a triangular cross section.3. The display of claim 1 , the each convex protuberance defining a frustoconical cross section.4. The display of claim 1 , the each convex protuberance defining a portioned disc cross section.5. The display of claim 1 , the each extractor of the plurality of light extractors defining an indentation extending into the light guide from the first major face.6. The display of claim 5 , the indentation defining a triangular cross section.7. The display of claim 1 , further comprising a layer of brightness enhancement film disposed adjacent to the diffuser opposite the ...

Method of driving light source in near-eye display

A method includes determining a maximum brightness position of a display based on a field of view of an eye of a user of the display; and driving a plurality of light sources in the display based on positions of the plurality of light sources relative to a maximum brightness position of the display. The plurality of light sources are controlled to have different brightness levels in different display areas corresponding to different areas located on the retina of the user's eye. In some examples, a display area of a display system having a higher brightness level may be dynamically changed based on a field of view or gaze direction of a user's eyes.

DISPLAY PANEL SYNCHRONIZATION FOR A DISPLAY DEVICE

Technology for a display device is described. The display device can include one or more display screens operable to show at least two display panels. The display device can include a controller. The controller can send a request for frame data from each of the at least two display panels to a source device. The controller can receive, from the source device, a same frame indication for each of the at least two display panels. The controller can provide frame data received from the source device based on the same frame indication to the at least two display panels. The same frame indication can cause the at least two display panels to synchronously display frame data received from the source device.

Foveated image rendering for head-mounted display devices

Example methods, apparatus, systems and articles of manufacture (e.g., non-transitory physical storage media) to implement foveated image rendering for head-mounted displays device are disclosed herein. Example head-mounted display devices disclosed herein include a frame buffer to store first and second image data for an image frame, the first image data having a first resolution and the second image data having a second resolution lower than the first resolution, the first image data and the second image data obtained from a host device via a data interface. Disclosed example head-mounted display devices also include a device controller to up-sample the second image data based on first metadata from the host device to generate up-sampled second image data having the first resolution, and combine the first image data and the up-sampled second image data based on second metadata from the host device to render a foveated image frame on a display.

Method of enhancing moving graphical elements

A method performed by a processor of a electronic device, including rendering (402), on an electronic display, a line segment having a first direction and moving in a second direction. The method also includes a step of determining (404) whether the direction of the line segment (the first direction) is in the same direction that the line segment is moving (the second direction). If the processor determines that the line segment is not moving in the same direction of the direction of the line segment (the first direction), then the processor performs (408) a first action, such as adjusting the color intensity of the line segment. If the processor determines that the line segment is moving in the same direction of the direction of the line segment (e.g., the two directions are substantially parallel to each other), then the processor performs (406) a second action.

Transflective color liquid crystal display with internal rear polarizer

A transflective color liquid crystal display ( 200 ) with internal rear polarizer ( 275 ) has a front polarizer ( 260 ), a front substrate ( 210 ), a first color filter layer ( 212 ), a front transparent electrode ( 240 ), a liquid crystal layer ( 250 ), a rear transparent electrode ( 230 ), a rear polarizer ( 275 ), a reflector ( 235 ), and a rear substrate ( 220 ). The inclusion of an internal rear polarizer ( 275 ) results in little optical path difference between a reflective mode and a transmissive mode of the transflective color LCD ( 200 ). The internal rear polarizer ( 275 ) also results in little parallax, because the internal reflector ( 235 ) is very close to an image-forming layer ( 250 ). Additionally, a second color filter layer ( 214 ) can be added behind the internal reflector ( 235 ) to enhance the brightness and color saturation of the transflective color LCD ( 200 ) with internal rear polarizer ( 275 ) during the transmissive mode.

Tiled light guide with deflection structures

Techniques and mechanisms for providing illumination of a display. In an embodiment, a light guide includes a first portion to receive light, a second portion to output some or all of the light, and a third portion configured to propagate the light between the first portion and the second portion. The third portion forms a first deflection structure which adjoins, and extends between, respective surface regions of the first portion and the second portion. A light source is coupled to provide edgewise illumination of the light guide via the first portion. In another embodiment, the light propagates through the third portion and into a region, between two parallel planes, in which the second portion is located.

Head mount displays for mixed reality

Apparatus, systems, or methods for mixed reality are disclosed herein. An apparatus may include an optical structure, a display structure, and a controller coupled to the optical structure and the display structure. The optical structure may be controlled by a first electrical signal to act as a transparent glass to present a natural view, or to act as a magnifying glass to present a virtual view. The display structure may be controlled by a second electrical signal to act as an opaque display or a transparent display. In addition, the controller may control the apparatus to operate in at least an AR mode to interlace the natural view and the virtual view. Other embodiments may also be described and claimed.

TECHNOLOGIES FOR EFFICIENT HEAD-MOUNTED DISPLAY WITH PANCAKE LENSES

Technologies for virtual reality display include a computing device coupled to a head-mounted display device. The head-mounted display includes a display panel, a pixel emission controller, and a pancake lens assembly. The display panel includes a display surface that emits light as multiple pixels. The pancake lens assembly includes folded optics to direct light to an eye box. The pixel emission controller applies an emission profile to each pixel of the light as a function of the position on the display surface of the corresponding pixel. The emission profile is determined based on an optical coupling between the position on the display surface through the pancake lens assembly to the eye box. The beam width of each pixel may decrease and the beam angle relative to an optical axis may increase as distance from the optical axis increases. Other embodiments are described and claimed. 1. A head-mounted display device , the head-mounted display device comprising:a display panel that comprises a display surface to emit display light, wherein the display light comprises a plurality of pixels, and wherein each pixel is associated with a position on the display surface;a pixel emission controller optically coupled to the display panel; anda pancake lens assembly optically coupled to the pixel emission controller, wherein the pancake lens assembly comprises folded optics to direct the display light to an eye box;wherein the pixel emission controller is to apply an emission profile to each pixel of the display light, wherein the emission profile comprises a beam width and a beam direction, and wherein the emission profile of each pixel of the display light is a function of an optical coupling between the position on the display surface associated with the pixel through the pancake lens assembly to the eye box.2. The head-mounted display device of claim 1 , wherein the beam width of each pixel is negatively correlated to a distance of the corresponding position on the ...

Lifting device for mobile small and medium-sized transformer

The invention discloses a lifting device for a mobile small and medium-sized transformer, comprising a first cantilever bracket, a second cantilever bracket and the lifting device, wherein the first cantilever bracket comprises a cantilever beam, and supporting brackets which are arranged at two ends of the cantilever beam; each of the supporting brackets comprises an inner pipe and an outer pipe which are mutually connected in a sleeving manner; each inner pipe can slide up and down relative to the corresponding outer pipe; each of the supporting brackets is provided with a fixing device which is used for fixing the position of the corresponding inner pipe; one end, far away from the cantilever beam, of each supporting bracket is a triangular supporting leg; the size and the structure of the second cantilever bracket are the same with those of the first cantilever bracket; the supporting brackets of the first cantilever bracket are connected with the supporting brackets of the second cantilever ...

DISPLAY DEVICES HAVING NON-UNIFORM SUB-PIXEL SPACING AND METHODS THEREFOR

A display device () includes a plurality of pixels () operable to emit or modulate light. Each pixel of the plurality of pixels comprising a plurality of subpixels (). To create an asymmetrical spacing across the display module, every pixel can at least two subpixels spaced apart from each other by a predetermined distance (), while one or more pixels, which form a subportion of the plurality of pixels, each comprise at least one subpixel spaced apart from at least one adjacent subpixel by another predetermined distance (), where the other predefined spacing is greater than the predefined spacing. 1. A display module comprising a plurality of pixels operable to emit or modulate light , with each pixel of the plurality of pixels comprising a plurality of subpixels , wherein:every pixel comprises at least two subpixels spaced apart from each other by a predefined spacing;one or more pixels comprising a subportion of the plurality of pixels each comprise at least one subpixel spaced apart from at least one adjacent subpixel by another predefined spacing; andthe another predefined spacing is greater than the predefined spacing.2. The display module of claim 1 , wherein the one or more pixels comprising the subportion of the plurality of pixels comprises at least every other pixel of the plurality of pixels.3. The display module of claim 2 , wherein the at least every other pixel of the plurality of pixels comprises odd pixels of the plurality of pixels.4. The display module of claim 1 , wherein the plurality of subpixels are disposed along a substrate of the display module by a placement machine claim 1 , wherein the another predefined spacing comprises a minimum placement spacing of the placement machine.5. The display module of claim 1 , wherein the another predefined spacing is applied on an intra-pixel basis.6. The display module of claim 1 , wherein a first pixel comprises the at least one subpixel and a second pixel comprises the at least one adjacent subpixel.7. ...

Devices and Methods of User Interfaces to Generate a High Current Drain Impact User Notification Relating to a Wallpaper Image

Disclosed are methods of user interfaces of electronic devices having a displays configured to annunciate wallpaper images wherein a wallpaper image includes image data. Image data can be characterized, for example, by the luminance levels of pixels of the image and/or the power needed to display the image. An image characteristic threshold is related to current drain impact, for example, in terms of luminance and/or power needed to display an image. A disclosed method can include receiving the image data of the wallpaper image and determining whether the image characteristic of the image data (such as luminance level at a given percentile) exceeds the image characteristic threshold. A disclosed method can further provide generating a user interface notification relating to the image characteristic exceeding the image characteristic threshold and relating to the current drain impact of displaying the image as wallpaper.

LIGHT DIFFUSER FOR A STRETCHABLE DISPLAY

An apparatus (100) including a pixel diffuser for a stretchable display is disclosed. The apparatus may include an elastic viewable display (110) that is stretched in a first viewable display area configuration and contracted in a second viewable display area configuration. The apparatus can also include a plurality of addressable picture elements (120 and 125) disposed on the elastic viewable display, an optical barrier (132) between each of the plurality of addressable picture elements, and an elastic diffuser (140) optically coupled to the plurality of addressable picture elements on the elastic viewable display. The apparatus can also include an electrical interface (150) coupled to the elastic viewable display.

System and method for driving a liquid crystal display to reduce audible noise levels

A system and a method are provided for driving a liquid crystal display (LCD) ( 30 ) in manner to reduce audible noise therefrom. A video display system ( 18 ) includes a thin film transistor liquid crystal display panel ( 32 ) having a plurality of gate electrodes ( 56 ), a plurality of source electrodes ( 58 ), and a common electrode ( 62 ). A common electrode function generator ( 40 ) is provided to generate a voltage waveform to drive the common electrode at a plurality of frequencies.

Double-sided backlight and assembly incorporating a double-sided light source coupling light guide

Described are a backlight, a backlight assembly for use in an electronic device and an electronic device configured to activate the backlight's first light source and to activate the backlight's second light source independently of one another. The described double-sided backlight may illuminate either the primary display or the secondary display. The disclosed backlight includes two light sources, each used to direct light in opposite directions from the double-sided backlight. The light guide of the backlight is configured to direct light from the first light source in a first direction to exit the light guide via its first face, and to direct light from the second light source in a second direction different from the first direction to exit the light guide via its second face.

Pixel level polarizer for flexible display panels

Disclosed herein are display panels, display panel stacks, and techniques to manufacture such display panel stacks where a polarizer is provided for each illumination element of the display panel stack. A polarizer can be formed onto each individual illumination element once the illumination element is transferred to the backplane. The polarizer can be arranged to polarize light emitted from the illumination element and light incident on the display from ambient.

Method of Enhancing Moving Graphical Elements

A method performed by a processor of a electronic device, including rendering ( 402 ), on an electronic display, a line segment having a first direction and moving in a second direction. The method also includes a step of determining ( 404 ) whether the direction of the line segment (the first direction) is in the same direction that the line segment is moving (the second direction). If the processor determines that the line segment is not moving in the same direction of the direction of the line segment (the first direction), then the processor performs ( 408 ) a first action, such as adjusting the color intensity of the line segment. If the processor determines that the line segment is moving in the same direction of the direction of the line segment (e.g., the two directions are substantially parallel to each other), then the processor performs ( 406 ) a second action.

STACKED LIGHT WAVE GUIDES FOR DISPLAY PANELS

Disclosed herein is a waveguide stack and associated segmented illumination display. The waveguide stack includes a number of waveguides stacked into an array to direct light from light emitting diode (LED) edge lights to a liquid crystal display (LCD) of a segmented illumination display. The waveguides are stacked with light inhibiting material between the waveguides to inhibit light transmitting through one waveguide from communicating to a second waveguide. 1. A system , comprising: a plurality of light emitting diode (LED) edge lights;', 'a liquid crystal display (LCD) layer; and', a plurality of waveguides arranged in a stack, each of the plurality of waveguides to transmit light from a one of the plurality of LED edge lights to a portion of the LCD layer; and', 'a plurality of light inhibiting layers interposed between each of the plurality of waveguides in the stack., 'a waveguide stack to transmit light from the plurality of LED edge lights to the LCD layer, the waveguide stack comprising], 'a display comprising a plurality of illumination segments arranged in an M×N array, where M and N are greater than 2 and at least one of M or N is greater than 4;'}2. The system of claim 1 , each of the plurality of waveguides comprising an entrance pupil to receive light from the plurality of LED edge lights and an exit pupil to emit light to the LCD layer.3. The system of claim 2 , the exit pupils of the plurality of waveguides disposed on a first surface of the waveguide stack claim 2 , the entrance pupils of a first subset of the plurality of waveguides disposed on a second surface of the stack and the entrance pupils of a second subset of the plurality of waveguides disposed on a third surface of the stack.4. The system of claim 3 , the second surface parallel to the third surface.5. The system of claim 3 , the first surface perpendicular to the second surface and the third surface and the second surface parallel to the third surface.6. The system of claim 3 , each ...

OLED-AWARE CONTENT CREATION AND CONTENT COMPOSITION

Organic Light Emitting Diode (OLED)-aware content creation and composition are disclosed. In one embodiment, the computing system comprises an Organic Light Emitting Diode (OLED) display, a memory to store history data of known pixel usage of the OLED display, and a processor coupled to the memory and the OLED display to manipulate content to be displayed on the OLED display based on the history data. 1. A computing system comprising:an Organic Light Emitting Diode (OLED) display;a memory to store history data of known pixel usage of the OLED display; anda processor coupled to the memory and the OLED display to manipulate content to be displayed on the OLED display based on the history data.2. The computing system defined in wherein the history data indicates frequency of use of sub-pixels of the OLED display.3. The computing system defined in wherein the history data indicates regions of the OLED display having damaged pixels.4. The computing system defined in wherein the history data indicates priority at which further usage of identified pixels should be avoided due to usage across pre-identified threshold levels.5. The computing system defined in wherein the processor is operable to manipulate the content by using one or both of:one or more damage-onset-avoidance techniques; andone or more compensation techniques that are applicable after onset of pixel damage, to render content for display.6. The computing system defined in wherein the processor is operable to manipulate the content by adjusting pixel usage to reduce usage of locations in the OLED display with damaged pixels or pixels used more frequently than other locations in the OLED display.7. The computing system defined in wherein the processor is operable to manipulate the content in such a way as to make usage of pixels of the OLED display occur more balanced over time.8. The computing system defined in wherein the processor is operable to manipulate the content by one or more of a group consisting of: ...

SWITCH LEAKAGE COMPENSATION FOR GLOBAL ILLUMINATION

A method of leakage-compensated global illumination comprises obtaining position data for at least one of a head or an eye of a user of a display system by an application processor, rendering image data for an image frame by the application processor based on the position data, modifying the image data to compensate for leakage associated with a global illumination by a display of the display system, and sending the image data to a display driver circuit of the display system for displaying the image frame on the display through the global illumination. 1. A method comprising:obtaining, by an application processor, position data for at least one of a head or an eye of a user of a display system;rendering, by the application processor based on the position data, image data for an image frame;modifying pixel values for respective rows of pixels of the image data for the image frame based on different respective time delays between loading times of the respective rows of pixels of the image data for the image frame and a time of a global illumination of the image frame, to compensate for leakage associated with the global illumination of the image frame by a display of the display system; andsending the image data to a display driver circuit of the display system for displaying the image frame on the display through the global illumination.2. The method of claim 1 , further comprising claim 1 , before modifying the image data claim 1 , re-projecting claim 1 , based on updated position data claim 1 , the image data rendered by the application processor.3. The method of claim 1 , further comprising claim 1 , before modifying the image data:estimating a position of at least one of the head or the eye of the user at the time of the global illumination; andre-projecting, based on the estimated position of at least one of the head or the eye of the user, the image data rendered by the application processor.4. The method of claim 1 , further comprising claim 1 , before ...

Methods of driving light sources in a near-eye display

A method including determining a maximum luminance location of a display based on a field of view of an eye of a user of the display, and driving a plurality of light sources in the display based on locations of the plurality of light sources with respect to the maximum luminance location of the display. The plurality of light sources is controlled to have different luminance levels in different display zones corresponding to different zones on the retina of the eye of the user. In some examples, the display zones of the display system that have higher luminance levels can be dynamically changed based on the field of view or the gaze direction of the eye of the user.

ELECTRONIC DEVICE WITH TRANSPARENT DISPLAY

An apparatus is described. The apparatus includes a transparent display having pixels that appear transparent when in an off mode, and appear as one or more colors when in an on mode. The apparatus also includes a frame surrounding a perimeter of the transparent display. The frame includes non-transparent components that present images on the transparent display. The apparatus additionally includes a connected member that is connected with the transparent display. The connected member provides a contrast to the transparent display when the connected member is positioned opposite a viewing side of the transparent display. 1. An apparatus comprising:a processor;a memory;a transparent display, the transparent display comprising pixels configured to appear transparent when in a first operation mode, and configured to appear as one or more colors when in a second operation mode, wherein the memory comprises instructions that cause the processor to place a first portion of the pixels in the first operation mode, and to place a second portion of the pixels in the second operation mode; anda connected member that is connected with the transparent display.2. The apparatus of claim 1 , wherein the connected member provides a contrast to the transparent display when the connected member is positioned opposite a viewing side of the transparent display.3. The apparatus of claim 2 , wherein the connected member comprises a keyboard and touch pad that provide inputs to the apparatus.4. The apparatus of claim 2 , wherein the connected member comprises an electro-optical material that can switch between a black state and a transparent state to provide a black contrast for the transparent display when folded behind the transparent display or a see through window when folded in front of the transparent display.5. The apparatus of claim 2 , wherein the connected member comprises a low-power display claim 2 , and wherein the low-power display comprises an electrophoretic display (EPD).6 ...

ACTIVE THERMAL MANAGEMENT OF A DISPLAY PANEL

A system includes a display panel, a temperature sensor configured to measure a temperature of the display panel, a thermoelectric device coupled to the display panel and configured to transfer heat to or from the display panel, and a controller electrically coupled to the temperature sensor and the thermoelectric device. The controller is configured to receive the measured temperature of the display panel and, based on the measured temperature of the display panel, send a second signal to the thermoelectric device to cause the thermoelectric device to remove a first quantity of heat from the display panel or send a third signal to the thermoelectric device to cause the thermoelectric device to provide a second quantity of heat to the display panel. 1. A system comprising:a display panel;a temperature sensor configured to measure a temperature of the display panel;a thermoelectric device coupled to the display panel and configured to transfer heat to or from the display panel; and receive a first signal comprising the temperature of the display panel measured by the temperature sensor;', 'compare the temperature of the display panel with a target temperature;', 'send, upon determining that the temperature of the display panel is greater than the target temperature, a second signal to the thermoelectric device, wherein the second signal causes the thermoelectric device to remove a first quantity of heat from the display panel; and', 'send, upon determining that the temperature of the display panel is lower than the target temperature, a third signal to the thermoelectric device, wherein the third signal causes the thermoelectric device to provide a second quantity of heat to the display panel., 'a controller electrically coupled to the temperature sensor and the thermoelectric device, the controller configured to2. The system of claim 1 , wherein the thermoelectric device includes a Peltier heat pump.3. The system of claim 2 , wherein the second signal and the third ...

SYMMETRICAL FLAT PANEL DISPLAY

A display includes an encapsulation layer and a substrate. The substrate includes a chip on glass (COG) seat and a flexible printed circuit (FPC) connector seat. The COG seat and the FPC seats are positioned on different edges of the substrate. A cross-connection layer between the substrate layer and the encapsulation layer, the cross-connection layer including traces connected between the COG seat and the FPC seat. A device incorporating the display may take advantage of the symmetrical display to achieve new designs. 1. An display comprising:an encapsulation layer;a substrate, the substrate including a chip on glass (COG) seat and a flexible printed circuit (FPC) connector seat, the COG seat and the FPC seats on different edges of the substrate; anda cross-connection layer between the substrate layer and the encapsulation layer, the cross-connection layer including traces connected between the COG seat and the FPC seat.2. The display according to claim 1 , wherein the substrate includes a COG ledge for the COG seat.3. The display according to claim 1 , wherein the substrate includes a FPC ledge for the FPC seat.4. The display according to claim 2 , wherein the substrate includes a FPC ledge for the FPC seat.5. The display according to claim 4 , wherein the FPC ledge for the COG ledge have different shapes.6. The display according to claim 1 , further including an emission layer between the cross connection layer and the encapsulation.7. The display according to claim 2 , further including a pixel layer between the emission layer and the cross-connection layer.8. The display according to claim 1 , further including a driver IC bonded to the COG seat.9. The display according to claim 1 , further including a connector bonded to the FPC seat.10. The display according to claim 6 , further including drivers in the emission layer connected to the cross-connection layer.11. A device comprising:a housing; an encapsulation layer,', 'a substrate, the substrate including a ...

Electronic device having an organic light emitting display

An electronic device may include an organic light emitting display (OLED), a heat generating device, and a heat spreading device. The heat generating device may provide heat directly to the heat spreading device, and the heat spreading device is to dissipate the heat from the heat generating device and evenly heat the OLED and lower a driving voltage of the OLED to reduce power consumption of the OLED.

Foveated image rendering for head-mounted display devices

Examples disclosed herein obtain first image data and the second image data for a foveated image frame to be displayed on a display, the first image data to have a first resolution and the second image data to have a second resolution lower than the first resolution. Disclosed examples also up-sample the second image data based on first metadata to generate up-sampled second image data, the up-sampled second image data to have the first resolution, and combine the first image data and the up-sampled second image data based on second metadata. Disclosed examples further perform, based on third metadata, a combination of at least two different filter operations on an overlap region including a portion of the first image data and a portion of the up-sampled second image data to generate the foveated image frame, the third metadata to specify a width in pixels of the overlap region.

Method and Apparatus for Transmitting Multiple Barcodes

A method and apparatus for transmitting bitstreams representing a plurality of barcodes includes an electronic device comprising a lighted display modulating a first light source of a first zone of a plurality of individually lighted zones of the lighted display to transmit a first bitstream representing data of a first barcode, and modulating a second light source of a second zone of the plurality of individually lighted zones of the lighted display to transmit a second bitstream, different from the first bitstream, representing data of a second barcode. 1. A method , performed by an electronic device comprising a lighted display , for transmitting bitstreams representing a plurality of barcodes , the method comprising:modulating a first light source of a first zone of a plurality of individually lighted zones of the lighted display to transmit a first bitstream representing data of a first barcode; andmodulating a second light source of a second zone of the plurality of individually lighted zones of the lighted display to transmit a second bitstream, different from the first bitstream, representing data of a second barcode.2. The method of further comprising dividing an area of the lighted display into the plurality of individually lighted zones.3. The method of claim 1 , wherein modulating the first and second light sources to transmit the first and second bitstreams comprises pulsing light originating from the first and second light sources to encode the first and second bitstreams.4. The method of claim 1 , wherein the second barcode is identical to the first barcode claim 1 , and wherein the second bitstream is transmitted at a lower bitrate than the first bitstream.5. The method of further comprising modulating the first light source of the first zone to transmit a third bitstream representing data of the first barcode claim 1 , wherein the first and third bitstreams are transmitted at different times and at different bitrates.6. The method of claim 1 , ...

Dynamic granularity adjustment

Techniques for displaying content on an OLED display while decreasing the appearance of image sticking are provided. In an example, a computing system, includes an organic light-emitting diode (OLED) display and a memory to store pixel history values for blocks of pixels in the OLED display. A granularity selector determines a size for the blocks of pixels in the OLED display.

Methods and apparatus to implement aging compensation for emissive displays with subpixel rendering

Methods and apparatus to implement aging compensation for emissive displays with subpixel rendering are disclosed. An example apparatus includes a converter to convert red-green-blue (RGB) data to subpixel rendering (SPR) data. The RGB data is indicative of an image to be rendered on an emissive display screen. The apparatus includes a compensator to apply pixel correction values to the SPR data to generate corrected SPR data to compensate for pixel degradation. The apparatus further includes a usage accumulator to track pixel usage based on the corrected SPR data. The apparatus also includes a correction calculator to calculate the pixel correction values based on the pixel usage.

DISPLAY BACKLIGHT BRIGHTNESS ADJUSTMENT

In some examples, a display includes a plurality of display backlight groups, and one or more controller to determine one or more one-dimensional backlight group brightness level adjustments, to determine one or more two-dimensional backlight group brightness level adjustments, and to adjust a brightness of one or more of the backlight groups in response to content of a display image. 1. A display comprising:a plurality of display backlight groups; and determine one or more one-dimensional backlight group brightness level adjustments;', 'determine one or more two-dimensional backlight group brightness level adjustments; and', 'adjust a brightness of one or more of the backlight groups in response to content of a display image., 'one or more controller to2. The display of claim 1 , the display backlight groups each comprising a plurality of light-emitting diodes.3. The display of claim 1 , the display including a display panel claim 1 , the plurality of display backlight groups comprising a plurality of display backlight groups at or near a first edge of the display panel and a plurality of display backlight groups at or near a second edge of the display panel.4. The display of claim 1 , wherein one or more of the controllers is to dim the brightness of one or more of the backlight groups in response to the content of the display image.5. The display of claim 1 , comprising a controller to adjust a brightness of one or more pixels in the display image in response to the adjusted brightness of the one or more of the display backlight groups.6. The display of claim 1 , one or more of the controllers to adjust the brightness by selecting one of a plurality of backlight adjustment level determinations claim 1 , the selected one of the plurality of backlight adjustment level determinations to be selected based on a maximum power savings.7. The display of claim 6 , one or more of the controllers to adjust the brightness by selecting one or more of:one or more of the one or ...

WEAR COMPENSATION FOR A DISPLAY

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display with a plurality of pixels, each pixel including one or more Light Emitting Diodes (LEDs). The electronic device also includes a wear compensation unit. The wear compensation unit is configured to receive input frame data corresponding to content to be displayed, determine a wear compensation configuration that identifies which of the plurality of pixels are compensated pixels and which are non-compensated pixels, and generate output frame data by adjusting the input frame data associated with the compensated pixels based on a degree of aging of the LEDs of the compensated pixels. 1. An electronic device comprising:a display comprising a plurality of pixels, each pixel comprising one or more Light Emitting Diodes (LEDs);a wear compensation unit to:receive input frame data corresponding to content to be displayed;determine a wear compensation configuration that identifies which of the plurality of pixels are compensated pixels and which are non-compensated pixels wherein the wear compensation configuration is a predetermined pattern of pixels that is not dependent on the input frame data or a degree of aging of the LEDs;generating output frame data by adjusting the input frame data associated with the compensated pixels based on the degree of aging of the LEDs of the compensated pixels; andsend the output frame data to the display.2. The electronic device of claim 1 , wherein the wear compensation configuration causes the output frame data to alternate between scan lines with compensated pixels and scan lines with non-compensated pixels.3. The electronic device of claim 1 , wherein the wear compensation configuration causes the compensated pixels to form a checkerboard pattern.4. The electronic device of claim 1 , wherein the wear compensation configuration causes one out of four of the plurality of pixels to be identified as a compensated ...

Electronic device having an organic light emitting display

An electronic device may include an organic light emitting display (OLED), a heat generating device, and a heat spreading device. The heat generating device may provide heat directly to the heat spreading device, and the heat spreading device is to dissipate the heat from the heat generating device and evenly heat the OLED and lower a driving voltage of the OLED to reduce power consumption of the OLED.

ELECTRONIC DEVICE WITH TRANSPARENT DISPLAY

An apparatus is described. The apparatus includes a transparent display having pixels that appear transparent when in an off mode, and appear as one or more colors when in an on mode. The apparatus also includes a frame surrounding a perimeter of the transparent display. The frame includes non-transparent components that present images on the transparent display. The apparatus additionally includes a connected member that is connected with the transparent display. The connected member provides a contrast to the transparent display when the connected member is positioned opposite a viewing side of the transparent display. 138-. (canceled)39. An apparatus comprising:a transparent display, the transparent display comprising pixels configured to appear transparent when in a first operation mode and configured to appear as one or more colors when in a second operation mode; anda connected member connected with the transparent display, wherein the connected member comprises an electro-optical material than can switch between a black state and a transparent state to provide a black contrast for the transparent display when folded behind the transparent display or a see through window when folded in front of the transparent display.40. The apparatus of claim 39 , comprising a processor and a memory claim 39 , wherein the memory comprises instructions that cause the processor to place a first portion of the pixels in the first operation mode claim 39 , and to place a second portion of the pixels in the second operation mode.41. The apparatus of claim 39 , wherein the connected member provides a contrast to the transparent display when the connected member is positioned opposite a viewing side of the transparent display.42. The apparatus of claim 39 , wherein the connected member comprises a low-power display claim 39 , and wherein the low-power display comprises an electrophoretic display (EPD).43. The apparatus of claim 42 , wherein the transparent display comprises a touch ...

HISTORY-AWARE SELECTIVE PIXEL SHIFTING

Techniques for generating pixel shifting patterns for organic light emitting diode (OLED) displays are provided. Pixel usage data for the OLED display can be accumulated. Areas of the OLED display susceptible to burn-in damage can be identified based on the accumulated pixel usage data. A pixel shifting pattern can be generated based on the accumulated pixel image data and data relating to an image to be displayed. The pixel shifting pattern can be generated to avoid the areas identified as susceptible to burn-in damage. The pixel shifting pattern can be applied to the image to be displayed to generate modified image data. The modified image data can limit further damage to the OLED display and thereby delay the onset of undesirable burn-in effects. 1. An apparatus , comprising:a memory; and accumulate pixel usage data for an organic light emitting diode (OLED) display to store in the memory;', 'receive image data for an image to be displayed;', 'generate a pixel shifting pattern for the image based on the accumulated pixel usage data and the image data for the image;', 'apply the pixel shifting pattern to the image to generate modified image data; and', 'output the modified image data for display., 'logic, at least a portion of the logic implemented in circuitry coupled to the memory, the logic to2. The apparatus of claim 1 , the accumulated pixel usage data based on prior displayed images.3. The apparatus of claim 1 , the logic to generate a damage signature for the OLED display based on the accumulated pixel usage data claim 1 , the damage signature to indicate a level of damage incurred by one or more regions of the OLED display.4. The apparatus of claim 3 , the level of damage specified by a priority level assigned to each region of the OLED display.5. The apparatus of claim 4 , the logic to assign a relatively low priority level to regions with relatively high damage and to assign a relatively high priority level to regions with relatively low damage.6. The ...

Electronic device having an organic light emitting display

An electronic device may include an organic light emitting display (OLED), a heat generating device, and a heat spreading device. The heat generating device may provide heat directly to the heat spreading device, and the heat spreading device is to dissipate the heat from the heat generating device and evenly heat the OLED and lower a driving voltage of the OLED to reduce power consumption

APPARATUS FOR ENHANCING DISPLAY READABILITY IN AN ENVIRONMENT WITH STRONG AMBIENT LIGHT

An apparatus for enhancing display readability in an environment with strong ambient light can include an eyewear frame configured to be worn by a user, the eyewear frame including a lens holding portion. The apparatus can include at least one lens connected to the lens holding portion of the eyewear frame. The apparatus can include a multi-band pass filter coupled to the at least one lens, the multi-band pass filter can be configured to pass visible red, visible green, visible blue, and visible yellow light emitted through the lens from the display and configured to attenuate other visible and non-visible wavelengths of light through the lens. 1. An apparatus for enhancing readability of a display in an environment with strong ambient light , the apparatus comprising:an eyewear frame configured to be worn by a user, the eyewear frame including a lens holding portion;at least one lens connected to the lens holding portion of the eyewear frame; anda multi-band pass filter coupled to the at least one lens, the multi-band pass filter configured to pass visible red, visible green, and visible blue light, emitted through the lens from the display along with visible yellow light, and configured to attenuate other visible and non-visible wavelengths of light through the lens.2. The apparatus according to claim 1 , wherein the multi-band pass filter is configured to attenuate electromagnetic wavelengths below 420 nm claim 1 , attenuate electromagnetic wavelengths between 492 and 515 nm claim 1 , attenuate electromagnetic wavelengths between 570 and 603 nm while passing at least some yellow light claim 1 , and attenuate electromagnetic wavelengths above 665 nm.3. The apparatus according to claim 1 , wherein the multi-band pass filter is configured to attenuate electromagnetic wavelengths below 420 nm claim 1 , electromagnetic wavelengths in a band centered at a wavelength between 500 and 510 with a bandwidth between 15 and 30 nm claim 1 , electromagnetic wavelengths in a ...

SINGLE STYLUS FOR USE WITH MULTIPLE INKING TECHNOLOGIES

Particular embodiments described herein provide for a stylus that includes a body, a plurality of conductive traces, a resonance circuit, and a tip, wherein the tip can be used to interact with both an electromagnetic resonance touchscreen and a capacitive touchscreen. The conductive traces can be spaced such that the conductive traces do not substantially block a resonance frequency of the resonance circuit. 1. An device , comprising:a body;a plurality of conductive traces;a resonance circuit; anda tip, wherein the tip can be used to interact with both an electromagnetic resonance touchscreen and a capacitive touchscreen.2. The electronic device of claim 1 , wherein conductive traces are spaced such that the conductive traces do not substantially block a resonance frequency of the resonance circuit.3. The electronic device of claim 1 , wherein the conductive traces are in contact with the tip.4. The electronic device of claim 3 , wherein the tip includes conductive rubber and the conductive traces include conductive material molded into the body.5. The electronic device of claim 1 , wherein the conductive traces are imbedded on or in the surface of the body.6. The electronic device of claim 1 , wherein the device further comprises:a battery, wherein the battery can be used to generate capacitance for use on capacitive touchscreen.7. The electronic device of claim 1 , wherein the device further comprises:circuitry that can transmit a modulated signal to be coupled to the capacitive touchscreen.8. A method claim 1 , comprising:using a tip of a stylus for both an electromagnetic resonance touchscreen and a capacitive touchscreen, wherein the stylus includes:a body;a plurality of conductive traces;a resonance circuit; andthe tip.9. The method of claim 8 , wherein conductive traces are spaced such that the conductive traces do not substantially block a resonance frequency of the resonance circuit.10. The method of claim 8 , wherein the conductive traces are in contact ...

CONTEXT AWARE SECURE TOUCH IMPLEMENTATION OF INTEGRATED TOUCH

Methods and apparatus relating to context aware secure touch implementation of integrated touch are described. In an embodiment, a touch sensitive display device is configured into one or more touch active regions and one or more touch inactive regions. The one or more of the touch inactive regions are capable to communicate wireless signals. Other embodiments are also disclosed and claimed. 1. An apparatus comprising:logic, the logic at least partially comprising hardware logic, to cause configuration of a surface of a touch sensitive display device into one or more touch active regions and one or more touch inactive regions,wherein the one or more of the touch inactive regions are capable to communicate wireless signals.2. The apparatus of claim 1 , wherein the one or more of the touch inactive regions are capable to communicate the wireless signals in accordance with one or more of: Near Field Communication (NFC) interface claim 1 , Bluetooth interface claim 1 , an RFID (Radio Frequency Identification) interface claim 1 , a cellular interface claim 1 , or an Institute of Electrical and Electronics Engineers (IEEE) 802.11 interface.3. The apparatus of claim 1 , wherein the touch sensitive display device is to comprise a transparent antenna to communicate the wireless signals.4. The apparatus of claim 3 , wherein the transparent antenna is to be provided by one or more technologies selected from a group comprising: metal mesh claim 3 , FTO (Fluorine-Doped Tin Oxide) claim 3 , or inkjet printing.5. The apparatus of claim 1 , wherein the touch active regions are capable to receive touch or stylus input.6. The apparatus of claim 1 , wherein the display device is to comprise an integrated touch display device.7. The apparatus of claim 6 , wherein the integrated touch display device is one of an in-cell or an on-cell integrated touch display device.8. The apparatus of claim 1 , further comprising integrated touch controller board to configure the touch sensitive display ...

Wear compensation for a display

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display comprising pixels, each pixel comprising one or more Light Emitting Diodes (LEDs). The electronic device also includes a display aging compensation unit to receive input frame data corresponding to content to be displayed, adjust the input frame data to generate output frame data based on a degree of aging of the LEDs, and send the output frame data to the display. The electronic device also includes a display aging monitoring and compensation processing unit to accumulate aging data that describes the degree of aging of the LEDs. The aging data is to be accumulated by sampling the output frame data at a sampling rate that varies depending on a type of the content to be displayed.

Wear compensation for a display

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display with a plurality of pixels, each pixel including one or more Light Emitting Diodes (LEDs). The electronic device also includes a wear compensation unit. The wear compensation unit is configured to receive input frame data corresponding to content to be displayed, determine a wear compensation configuration that identifies which of the plurality of pixels are compensated pixels and which are non-compensated pixels, and generate output frame data by adjusting the input frame data associated with the compensated pixels based on a degree of aging of the LEDs of the compensated pixels.

Display backlight brightness adjustment

In some examples, a display includes a plurality of display backlight groups, and one or more controller to determine one or more one-dimensional backlight group brightness level adjustments, to determine one or more two-dimensional backlight group brightness level adjustments, and to adjust a brightness of one or more of the backlight groups in response to content of a display image.

Field Effect Mode Electro-Optical Device Having a Quasi-Random Photospacer Arrangement

A segmented optical shutter ( 200 ) is used with a high-resolution display ( 101 ) to provide a dynamic user interface ( 400 ) for a portable electronic device ( 100 ). To reduce optical interference corresponding to a correlation function for transmitted light occurring between the photospacers ( 209 ) in the segmented optical shutter ( 200 ) and the black matrix ( 107 ), the photospacers ( 209 ) are disposed along a light transmitting substrate ( 204 ) of the segmented optical shutter ( 200 ) in a quasi-random arrangement. The quasi-random arrangement, which may include varying the horizontal and vertical placement of the photospacers ( 209 ), repeating asymmetrical subsections of photospacer configurations, varying the size or shape of the photospacers ( 209 ), or combinations thereof, misaligns the photospacers ( 209 ) relative to the black matrix ( 107 ) or other elements to reduce optical interference and moiré patterns that may otherwise be perceptible to a user.

Thermally isolated silicon-based display

A display system includes (a) a display element having an organic light emitting diode-containing display active area disposed over a silicon backplane, (b) a display driver integrated circuit (DDIC) attached to the display element and electrically connected with the display active area, and (c) a thermal barrier disposed within the silicon backplane, where the thermal barrier is configured to inhibit heat flow through the silicon backplane and into the display active area.

Multiple light sensors and algorithms for luminance control of mobile display devices

In a method of controlling a lighting unit of a display, a maximum value of ambient light intensity is determined (156). Ambient light intensity is sensed (154) from a first direction relative to the display and from a second direction, different from the first direction, relative to the display. The lighting unit is driven so that light from the lighting unit has a low intensity (172) when the maximum value is less than a first intensity threshold and so that light from the lighting unit has a high intensity, greater than the low intensity, when the maximum value is greater than a second intensity threshold.

Technologies for efficient head-mounted display with pancake lenses

Technologies for virtual reality display include a computing device coupled to a head-mounted display device. The head-mounted display includes a display panel, a pixel emission controller, and a pancake lens assembly. The display panel includes a display surface that emits light as multiple pixels. The pancake lens assembly includes folded optics to direct light to an eye box. The pixel emission controller applies an emission profile to each pixel of the light as a function of the position on the display surface of the corresponding pixel. The emission profile is determined based on an optical coupling between the position on the display surface through the pancake lens assembly to the eye box. The beam width of each pixel may decrease and the beam angle relative to an optical axis may increase as distance from the optical axis increases. Other embodiments are described and claimed.

Active thermal management of a display panel

A system includes a display panel, a temperature sensor configured to measure a temperature of the display panel, a thermoelectric device coupled to the display panel and configured to transfer heat to or from the display panel, and a controller electrically coupled to the temperature sensor and the thermoelectric device. The controller is configured to receive the measured temperature of the display panel and, based on the measured temperature of the display panel, send a second signal to the thermoelectric device to cause the thermoelectric device to remove a first quantity of heat from the display panel or send a third signal to the thermoelectric device to cause the thermoelectric device to provide a second quantity of heat to the display panel.

Device and method for reducing optical blurring

Switch leakage compensation for global illumination

A method of leakage-compensated global illumination comprises obtaining position data for at least one of a head or an eye of a user of a display system by an application processor, rendering image data for an image frame by the application processor based on the position data, modifying the image data to compensate for leakage associated with a global illumination by a display of the display system, and sending the image data to a display driver circuit of the display system for displaying the image frame on the display through the global illumination.

method and apparatus for autofocus using adaptive liquid crystal optics

Switch leakage compensation for global illumination

A method of leakage-compensated global illumination comprises obtaining position data for at least one of a head or an eye of a user of a display system by an application processor, rendering image data for an image frame by the application processor based on the position data, modifying the image data to compensate for leakage associated with a global illumination by a display of the display system, and sending the image data to a display driver circuit of the display system for displaying the image frame on the display through the global illumination.

Device and method for reducing optical blurring

A camera-movement compensation device includes a first liquid-crystal cell with a pair of parallel transparent plates and a first voltage source coupled to the first liquid-crystal cell and able to apply and alter a first voltage gradient across the plates of the first liquid-crystal cell. The device also includes a second liquid-crystal cell having a pair of parallel transparent plates and disposed so that each of the plates of the second liquid-crystal cell is parallel to the plates of the first liquid-crystal cell and in light communication with at least one wave of light passing through the plates of the first liquid-crystal cell, a second voltage source coupled to the second liquid-crystal cell and able to apply and alter a second voltage gradient across the surfaces of the second liquid-crystal cell, and a movement detector coupled to the voltage sources to alter the slope of the voltage gradients in proportion to a movement.

OLED-sensitive content creation and content compilation

Es werden Organische-Leuchtdioden- (OLED-) sensitive Inhaltserstellung und Zusammenstellung offenbart. In einer Ausführungsform umfasst das Rechensystem eine Organische-Leuchtdioden- (OLED-) Anzeige, einen Speicher zum Speichern von Verlaufsdaten einer bekannten Pixelverwendung der OLED-Anzeige und einen Prozessor, der mit dem Speicher und der OLED-Anzeige gekoppelt ist, um auf der OLED-Anzeige angezeigten Inhalt basierend auf den Verlaufsdaten zu manipulieren. Organic light emitting diode (OLED) sensitive content creation and composition are disclosed. In one embodiment, the computing system includes an organic light emitting diode (OLED) display, a memory for storing historical data of a known pixel usage of the OLED display, and a processor coupled to the memory and the OLED display for accessing the OLED Display content displayed based on historical data.

Electronic device with transparent display

An apparatus is described. The apparatus includes a transparent display having pixels that appear transparent when in an off mode, and appear as one or more colors when in an on mode. The apparatus also includes a frame surrounding a perimeter of the transparent display. The frame includes non-transparent components that present images on the transparent display. The apparatus additionally includes a connected member that is connected with the transparent display. The connected member provides a contrast to the transparent display when the connected member is positioned opposite a viewing side of the transparent display.

Frequency modulated liquid crystal beamsteering device

An electrical exciting circuit (74) produces a plurality of oscillating electrical excitations, each at an independently controllable frequency. A s et of drive electrodes (72) are distributed in an array, and connected so that each receives a respective one of the excitations. A dual frequency liquid crystal (DFLC) material (82) is arranged in the path of a coherent light bea m and is disposed in proximity to the set of drive electrodes so as to receive electrical excitations. The DFLC has a dielectric coefficient which varies locally in relation to the frequency of the local electrical excitation received. The voltages and at least two frequencies of the excitations are controlled so as to produce a desired profile of the dielectric coefficient (for at least one polarization) and a corresponding optical phase delay profile for the coherent beam. Preferably, a novel reflective groundplane (8 8) is included to improve optical reflective efficiency.

An antenna

An antenna suitable for use in a Radio Frequency Identification (RFID) tag is disclosed. The antenna includes a plurality of discrete loop antennas (130, 140, 150) disposed concentrically on a substrate. Each one of said plurality of loop antennas is electrically isolated from each other one of said plurality of loop antennas.

System and method for driving a liquid crystal display to reduce audible noise levels

A system and a method are provided for driving a liquid crystal display (LCD) ( 30 ) in manner to reduce audible noise therefrom. A video display system ( 18 ) includes a thin film transistor liquid crystal display panel ( 32 ) having a plurality of gate electrodes ( 56 ), a plurality of source electrodes ( 58 ), and a common electrode ( 62 ). A common electrode function generator ( 40 ) is provided to generate a voltage waveform to drive the common electrode at a plurality of frequencies.

Pbp micro-lens for micro-oled beam tuning

A micro-light emitting diode device includes a backplane including drive circuits formed thereon, an array of micro-LEDs bonded to the backplane and electrically coupled to the drive circuits, an array of polarization diffraction micro-lenses bonded to the array of micro-LEDs and including a planar surface, and a cover glass bonded to the planar surface of the array of polarization diffraction micro-lenses. A center of each polarization diffraction micro-lens of the array of polarization diffraction micro-lenses aligns with a center of a respective micro-LED of the array of micro-LEDs.

Low cost micro OLED structure and method

A method of manufacturing a display system includes forming a display element having a display active area over a silicon backplane, forming a display driver integrated circuit (DDIC), and bonding the display element to the display driver integrated circuit (DDIC). The display active area may include a light emitting diode such as an organic light emitting diode (OLED). Separately forming the display and the display circuitry may simplify formation of the OLED and allow for a higher density control interface between the display and the DDIC.

Edge-to-edge display device

Edge-to-edge display devices and related methods

Disclosed herein are example edge-to-edge display devices and related methods. An example display device includes a display screen and a backlight including a light guide frame defining a cavity therein. The example display device includes an integrated circuit coupled to the display screen. The example display device includes a flexible printed circuit in communication with the integrated circuit and including an electrical component coupled thereto. The electrical component is at least partially disposed in the cavity of the light guide frame.

Wear compensation for a display

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display comprising pixels, each pixel comprising one or more Light Emitting Diodes (LEDs). The electronic device also includes a display aging monitoring and compensation processing unit to accumulate aging data that describes the degree of aging of the LEDs. The aging data is accumulated by sampling the output frame data at a sampling point in accordance with a sampling configuration, and the aging data collected at the sampling point is applied to other pixels in the vicinity of the sampling point. The display aging monitoring and compensation processing unit determines a degree of compensation to apply to the other pixels based on the aging data collected at the sampling point and an aging difference between the other pixels and the sampling point.

Gate driving with progressive scanning and interlaced scanning in different portions of display device

Embodiments relate to a display device including an active display area with pixels arranged in rows and columns, where a focus area of the active display area is operated in a progressive scanning manner and a non-focus area of the active display area is operated in an interlaced scanning manner. The active display area is driven by a gate driver circuit that supplies gate signals the pixels. First stages of the gate driver circuit are coupled to first rows of the pixels that are in the focus area and output first gate signals in the progressive scanning manner. Second stages of the gate driver circuit are coupled to second rows of the pixels that are in the non-focus area and output second gate signals in the interlaced scanning manner.

Wear compensation for a display

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display comprising pixels, each pixel comprising one or more Light Emitting Diodes (LEDs). The electronic device also includes a display aging compensation unit to receive input frame data corresponding to content to be displayed, adjust the input frame data to generate output frame data based on a degree of aging of the LEDs, and send the output frame data to the display. The electronic device also includes a display aging monitoring and compensation processing unit to accumulate aging data that describes the degree of aging of the LEDs. The aging data is to be accumulated by sampling the output frame data at a sampling rate that varies depending on a type of the content to be displayed.

System and method for driving a liquid crystal display to reduce audible noise levels

A system and a method are provided for driving a liquid crystal display (LCD) (30) in manner to reduce audible noise therefrom. A video display system (18) includes a thin film transistor liquid crystal display panel (32) having a plurality of gate electrodes (56), a plurality of source electrodes (58), and a common electrode (62). A common electrode function generator (40) is provided to generate a voltage waveform to drive the common electrode at a plurality of frequencies.

Pbp micro-lens for micro-oled beam tuning

A micro-light emitting diode device includes a backplane including drive circuits formed thereon, an array of micro-LEDs bonded to the backplane and electrically coupled to the drive circuits, an array of polarization diffraction micro-lenses bonded to the array of micro-LEDs and including a planar surface, and a cover glass bonded to the planar surface of the array of polarization diffraction micro-lenses. A center of each polarization diffraction micro-lens of the array of polarization diffraction micro-lenses aligns with a center of a respective micro-LED of the array of micro-LEDs.

Apparatus and method to display icons and graphic text

A display comprising a display driver termination portion (106), a dot matrix region (402) and an icon region (403). The icon region located in-between the display driver termination area and the dot matrix area, wherein the dot matrix area has a resolution that is greater than the icon area.

Eye-tracking based foveation control of displays

Described is a system including a display, a display controller, and control logic communicatively coupled to the display. The display controller determines, based on coordinates of a focus point on the display, boundaries of a first image region and a second image region in an output image to be rendered. The focus point is determined through tracking an eye movement of a user viewing the display. The first image region has a higher resolution than the second image region. The display controller is configured to send image data together with control signals to the control logic. The control signals cause the control logic to render the output image on the display using the image data. As part of rendering the second image region, the control logic outputs a shared signal onto signal lines that are coupled to light sources in a group of adjacent rows or columns.

Method of enhancing moving graphical elements

A method performed by a processor of a electronic device, including rendering (402), on an electronic display, a line segment having a first direction and moving in a second direction. The method also including a step of determining (404) whether the direction of the line segment (the first direction) is in the same direction that the line segment is moving (the second direction). In the case where if the processor determines that the line segment is not moving in the same direction of the direction of the line segment (the first direction), then the processor performs (408) a first action, such as adjusting the color intensity of the line segment. Whereas, in the case where if the processor determines that the line segment is moving in the same direction of the direction of the line segment (e.g., the two directions are substantially parallel to each other), then the processor performs (406) a second action, which in most embodiments does not include altering the color intensity of the line segment.

Electronic device having an organic light emitting display

An electronic device may include an organic light emitting display (OLED), a heat generating device, and a heat spreading device. The heat generating device may provide heat directly to the heat spreading device, and the heat spreading device is to dissipate the heat from the heat generating device and evenly heat the OLED and lower a driving voltage of the OLED to reduce power consumption of the OLED.

Burn-in compensation for display

In accordance with one embodiment, apparatus are provided, which include a burn-in compensation pixel generator and burn-in compensation circuitry. The burn-in compensation pixel generator is configured to generate burn-in compensation pixel data. The burn-in compensation circuitry is configured to provide, within break-from-standard-use periods of a device employing a display, the generated burn-in compensation pixel data instead of a select predetermined subset of default pixel data, for input to a display interface of the display.

Flexible active signal cable

A flexible active signal cable (100, 200) includes a flexible printed circuit substrate (105), two electrical connectors (110), at least two metal conductors (115), at least one flexible optical waveguide (120), an optical transmitter (125), and an optical receiver (130). In some embodiments, the flexible active signal cable is less than 0.5 meters long and is capable of being wrapped and unwrapped from a 5 millimeter diameter mandrel 10,000 times with a low probability of failure at a test temperature, while supporting data rates greater than 25 megabits per second.

Dynamically driving multiple portions of display device with different duty cycles

Embodiments relate to a display device including pixels arranged in rows and columns, where duty cycles of the pixels are dynamically programmed according to eye tracking information. For a display frame, the display device may determine a gaze region and a non-gaze region based on the eye tracking information. A control circuit of the display device controls a first subset of pixels in the gaze region to operate with a first duty cycle and controls a second subset of pixels in the non-gaze region to operate with a second duty cycle greater than the first duty cycle. The first subset of pixels emits light with greater brightness than the second subset of pixels.

Dynamically driving multiple portions of display device with different duty cycles

Embodiments relate to a display device including pixels arranged in rows and columns, where duty cycles of the pixels are dynamically programmed according to eye tracking information. For a display frame, the display device may determine a gaze region and a non-gaze region based on the eye tracking information. A control circuit of the display device controls a first subset of pixels in the gaze region to operate with a first duty cycle and controls a second subset of pixels in the non-gaze region to operate with a second duty cycle greater than the first duty cycle. The first subset of pixels emits light with greater brightness than the second subset of pixels.

Method of enhancing moving graphical elements

A method performed by a processor of a electronic device, including rendering (402), on an electronic display, a line segment having a first direction and moving in a second direction. The method also including a step of determining (404) whether the direction of the line segment (the first direction) is in the same direction that the line segment is moving (the second direction). In the case where if the processor determines that the line segment is not moving in the same direction of the direction of the line segment (the first direction), then the processor performs (408) a first action, such as adjusting the color intensity of the line segment. Whereas, in the case where if the processor determines that the line segment is moving in the same direction of the direction of the line segment (e.g., the two directions are substantially parallel to each other), then the processor performs (406) a second action, which in most embodiments does not include altering the color intensity of the line segment.

Flexible active signal cable

A flexible active signal cable (100, 200) includes a flexible printed circuit substrate (105), two electrical connectors (110), at least two metal conductors (115), at least one flexible optical waveguide (120), an optical transmitter (125), and an optical receiver (130). In some embodiments, the flexible active signal cable is less than 0.5 meters long and is capable of being wrapped and unwrapped from a 5 millimeter diameter mandrel 10,000 times with a low probability of failure at a test temperature, while supporting data rates greater than 25 megabits per second.

Wear compensation for a display

Techniques for implementing aging compensation for a display are described. An example of an electronic device includes a display comprising pixels, each pixel comprising one or more Light Emitting Diodes (LEDs). The electronic device also includes a display aging compensation unit to receive input frame data corresponding to content to be displayed, adjust the input frame data to generate output frame data based on a degree of aging of the LEDs, and send the output frame data to the display. The electronic device also includes a display aging monitoring and compensation processing unit to accumulate aging data that describes the degree of aging of the LEDs. The aging data is accumulated by sampling the output frame data at a sampling point in accordance with a sampling configuration, and the aging data collected at the sampling point is applied to other pixels in the vicinity of the sampling point. The display aging monitoring and compensation processing unit determines a degree of compensation to apply to the other pixels based on the aging data collected at the sampling point and an aging difference between the other pixels and the sampling point.

Display device with acoustic noise suppression

Disclosed herein are a plurality of displays for an electronic device including a display layer, a light guide layer, and a damping material layer coupled between the light guide layer and the display layer. The display layer in one embodiment is a liquid crystal display layer, but other types of display layers may be used. The light guide layer may serve as a back light for the display layer, and may be between approximately 0.05 mm and 2 mm in thickness. Devices described herein include at least one interposed layer of acoustic and/or mechanical energy absorbing material, also referred to herein as damping material, between the display layer susceptible to vibration, and a hard layer near the display layer. The damping material as described herein may reduce the audio noise. The energy absorbing layer may take the form of an audio energy absorbing sheet interposed between layers of the display.