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Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Применить Всего найдено 29. Отображено 29.
02-11-2016 дата публикации

METHOD AND APPARATUS FOR PROCESSING IMAGE BY PERFORMING ADAPTIVE SAMPLING

Номер: KR1020160126329A
Автор: LEE, WON JONG, SHIN, YOUNG SAM, HWANG, SEOK JOONG
Принадлежит:

The present invention provides a method and an apparatus for processing an image by performing adaptive sampling. According to an embodiment, the method for processing the image includes: determining a sampling ratio to each of tiles included in a second frame based on a rendering result of a first frame; and selecting a method for rendering pixels included in the second frame by using geometric information of reference pixels within the second frame selected based on the sampling ratio. COPYRIGHT KIPO 2016 (110) Determination unit (120) Selection unit ...

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Номер записи: 1
07-04-2016 дата публикации

METHOD FOR GENERATING AND SEARCHING ACCELERATION STRUCTURE

Номер: KR1020160038640A
Автор: SHIN, YOUNG SAM, PARK, JEONG SOO, LEE, WON JONG, LEE, JAE DON, HWANG, SEOK JOONG
Принадлежит:

A method for searching an acceleration structure according to an embodiment of the current invention comprises the steps of: (a) searching a leaf node intersecting with beam data in the acceleration structure; and (b) completing searching when there is no node including overlapped child nodes of parent nodes of the intersected leaf node, and additionally searching overlapped child nodes when there is a node including overlapped child nodes. COPYRIGHT KIPO 2016 (910) Search a leaf node intersecting with beam data in an acceleration structure (920) Determine whether there is a node including overlapped child nodes of parent nodes of the intersected leaf node (930) Additionally search overlapped child nodes (AA) Start (BB) End ...

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Номер записи: 2
07-12-2015 дата публикации

APPARATUS AND METHOD FOR SEARCHING ACCELERATION STRUCTURE IN RAY TRACING SYSTEM

Номер: KR1020150136348A
Автор: LEE, JAE DON, SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

The present invention relates to an apparatus and a method for searching an acceleration structure in a ray tracing system. The method for searching an acceleration structure in a ray tracing system comprises: determining whether child nodes of a target node included in an acceleration structure intersect with a ray; identifying a type of the child node intersecting with the ray; and performing an operation corresponding to a leaf node, when the child node is included in the leaf node, thereby reducing the time spent on searching the acceleration structure. COPYRIGHT KIPO 2016 (300) Apparatus for searching an acceleration structure (310) Cross examination unit (320) Type determination unit (330) Control unit ...

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Номер записи: 3
07-12-2015 дата публикации

APPARATUS AND METHOD FOR SEARCHING ACCELERATION STRUCTURE IN RAY TRACING SYSTEM

Номер: KR1020150136347A
Автор: LEE, JAE DON, SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

The present invention relates to an apparatus and a method for searching an acceleration structure in a ray tracing system. The method for searching an acceleration structure in a ray tracing system comprises: acquiring information of a plurality of child nodes on a target node included in an acceleration structure; determining whether each of the child nodes intersects with a ray, based on the acquired information; determining a next target node from at least one child node intersecting with the ray; and performing an operation corresponding to a type of the determined next target node, thereby reducing the time spent on searching the acceleration structure. COPYRIGHT KIPO 2016 (300) Apparatus for searching an acceleration structure (310) Information acquisition unit (320) Cross examination unit (330) Control unit ...

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Номер записи: 4
20-02-2023 дата публикации

헤드 마운트 디스플레이의 움직임을 보상하는 방법 및 이를 위한 장치

Номер: KR102501752B1
Автор: 황석중, 신용삼, 이원종
Принадлежит: 삼성전자주식회사

... 헤드 마운트 디스플레이의 움직임을 측정하고, 측정한 움직임을 이용하여, 이미지가 헤드 마운트 디스플레이에 출력될 시점에서의 헤드 마운트 디스플레이의 움직임을 예측하고, 예측한 움직임을 이용하여 이미지를 렌더링하고, 헤드 마운트 디스플레이의 움직임을 재측정하고, 재측정한 움직임을 이용하여, 이미지가 헤드 마운트 디스플레이에 출력될 시점에서의 헤드 마운트 디스플레이의 움직임을 재예측하고, 예측한 헤드 마운트 디스플레이의 움직임과 재예측한 헤드 마운트 디스플레이의 움직임을 비교하여 오차 값을 결정하고, 결정한 오차값을 이용하여 이미지를 재투영하여 렌더링하는, 헤드 마운트 디스플레이의 움직임을 보상하는 방법 및 장치가 개시된다.

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Номер записи: 5
21-09-2015 дата публикации

DATA TRANSMISSION METHOD FOR PASSIVE COMMUNICATION SYSTEM

Номер: KR0101554687B1
Автор: 김선욱, 김종옥, 황석중
Принадлежит: 고려대학교 산학협력단

... 본 발명은 자체 전원이 없는 수동장치와 상기 수동장치에 무선으로 전원을 공급하며 상기 수동장치와 통신하는 능동장치를 포함한 수동 통신 시스템에서의 데이터 전송 방법에 관한 것으로서, 더욱 상세하게는 수동장치에서 능동장치로 전송하는 전송 메시지에 대해 현재 링크 주파수의 특성을 고려하여 전송 효율이 최적화되도록 동기신호의 개수를 가변적으로 설정하여 전송함으로써 낮은 신호대 잡음비 및 부정확하고 불안정한 특성이 있는 수동 통신의 주파수에서 동기를 잃는 현상을 해결하여 전송 효율을 높이고, 상기 전송 메시지에 대해 상기 동기신호 사이의 메시지를 현재 링크 주파수의 특성을 고려하여 전송 효율이 최적화되도록 메시지 단편길이 또는 메시지 단편개수를 가변적으로 설정하여 전송함으로써 높은 전송 효율을 유지하도록 하여 수동장치에서 멀티미디어 스트림 데이터와 같은 대용량의 데이터 전송을 안정적으로 하며, 메시지 단편에 고유번호를 삽입하여 전송함으로써 비트 오류 발생 확률을 쉽게 계산할 수 있으며 수신오류 시 해당 메시지 단편만 재전송하도록 하여 과부하를 방지하고, 능동장치의 요청에 따라 동기신호의 개수, 메시지 단편의 개수, 메시지 단편의 길이를 조절함으로써 다양한 통신 환경에 알맞게 대응하도록 하여 통신 환경에 대한 적응성이 뛰어난 효과가 있다.

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Номер записи: 6
02-05-2016 дата публикации

RENDERING DEVICE AND RENDERING METHOD

Номер: KR1020160047316A
Автор: LEE, WON JONG, SHIN, YOUNG SAM, HWANG, SEOK JOONG
Принадлежит:

The present invention provides a rendering device and a rendering method wherein unnecessary calculation is able to be removed and power consumption is able to be reduced by conducting a visibility test of primitives. According to an embodiment, the rendering device may comprise: a tile binning unit to generate tile data by discriminating the tiles including one or more primitives; a visibility testing unit to conduct the visibility test of the primitives included in each of a plurality of tiles based on the tile data; and a rendering unit to render visible primitives as a result of the visibility test. COPYRIGHT KIPO 2016 (110) Tile binning unit (120) Visibility testing unit (130) Rendering unit ...

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Номер записи: 7
14-04-2017 дата публикации

ASSEMBLABLE REINFORCING BAR CONNECTING DEVICE

Номер: KR1020170041000A
Автор: YOON, YONG SU, HWANG, SUK JOONG, NA, BYOUNG KWON
Принадлежит:

The present invention relates to an assemblable reinforcing bar connecting device and, more specifically, to an assemblable reinforcing bar connecting device which can easily connect reinforcing bars arranged in a row. According to the present invention, the assemblable reinforcing bar connecting device comprises: a first cover which encloses a portion of outer circumferential surfaces of reinforcing bars consisting of a first reinforcing bar and a second reinforcing bar arranged in a straight line, and has a hinge groove formed on an upper portion thereof; a second cover which encloses the remaining portion of the outer circumferential surfaces of the reinforcing bars, and has a hinge shaft integrated into an upper portion thereof and inserted into the hinge groove; and a coupling member to couple a lower portion of the first cover and a lower portion of the second cover. The hinge shaft is inserted into the hinge groove to allow the first cover and the second cover to be rotatably hinged ...

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Номер записи: 8
07-02-2013 дата публикации

COMBUSTION DEVICE

Номер: WO2013018954A1
Автор: HWANG, Seok Joong
Принадлежит:

The present invention pertains to a combustion device, which is mounted to a wood boiler or the like and generates high thermal power while decreasing soot by means of a simple structure. According to the present invention, a combustion device comprises: a burner main body (10) having a porous plate (12) which is formed inside and on which injected fuel is stacked; a fuel injection hole (14) communicating with one side of the upper portion of the burner main body (10); a first air supply section (18) communicating with the lower portion of the porous plate (12) of the burner main body (10) and supplying air; an ignition section (20) formed to be adjacent to the porous plate (12) of the burner main body (10) and igniting the fuel; a flame discharge hole (24) extending from the other side of the upper portion of the burner main body (10) and discharging flame and heat caused by combustion; a cyclone section (30) formed in the shape of a short cylinder and expanding in a lateral direction ...

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Номер записи: 9
12-03-2025 дата публикации

연산 회로, 이를 포함하는 연산 장치 및 시스템

Номер: KR102779177B1
Автор: 박용상, 황석중
Принадлежит: 에스케이하이닉스 주식회사, 리벨리온 주식회사

... 연산 회로는 복수의 처리기 및 공통 누산기를 포함할 수 있다. 상기 복수의 처리기는 순차적으로 직렬 연결되고, 단위 사이클마다 수신되는 적어도 2개의 입력 신호 중 적어도 하나와 웨이트 신호에 대해 MAC (Multiply and Accumulation) 연산을 수행할 수 있다. 상기 공통 누산기는 제 1 내지 제 K 처리기와 순차적으로 순환 연결되고, 상기 제 1 내지 제 K 처리기 중에서 연결된 처리기로부터 출력된 연산 값을 수신하여 연산 정보를 저장할 수 있다. 상기 K는 상기 적어도 2개의 입력 신호의 값과 하나의 처리기가 포함하는 가드 비트의 개수에 기초하여 결정될 수 있다.

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Номер записи: 10
07-01-2016 дата публикации

APPARATUS AND METHOD FOR PROCESSING RAY TRACING

Номер: KR1020160002204A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, LEE, JAE DON, HWANG, SEOK JOONG
Принадлежит:

Disclosed are a method and apparatus for processing a ray tracing, which perform a ray-box intersection test of a ray generated from a light source in each axis of three coordinates defining a three-dimensional graphic environment and a bounding box based on information on the bounding box including a light source disposed in the three-dimensional graphic environment and an object. The apparatus for processing the ray tracing comprises: an intersection test unit for testing whether a ray and a bounding box are intersected; and a rendering unit for rendering an object. COPYRIGHT KIPO 2016 (AA) Start (BB) End (S510) Obtain data of a ray and bounding box (S520) Ray-box intersection test (S530) Render an object included in an intersected bounding box ...

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Номер записи: 11
30-01-2023 дата публикации

렌더링 시스템 및 방법

Номер: KR102493461B1
Автор: 이원종, 정회주, 신용삼, 우상옥, 황석중
Принадлежит: 삼성전자 주식회사

... 레이 트레이싱을 위한 광선에 대한 정보, 및 메모리 칩에 저장된 3차원 공간상의 오브젝트들에 대한 정보를 이용하여, 광선과 오브젝트들 간의 교차 검사를 메모리 칩 내에서 수행하는 방법 및 이를 위한 렌더링 시스템을 제공한다.

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Номер записи: 12
25-04-2023 дата публикации

폴리올레핀계 다층 폐플라스틱이 포함된 고분자 수지 조성물 및 이를 이용하여 제조된 압출시트

Номер: KR102525364B1
Автор: 구선모, 황석중, 이경수
Принадлежит: (주) 케이엠팩, (주)엔플라스텍, (주)마요네즈랩

... 폴리올레핀계 다층 폐플라스틱이 포함된 고분자 수지 조성물 및 이를 이용하여 제조된 압출시트 제품이 개시된다. 본 발명의 일 측면에 따른 고분자 수지 조성물은 70~95wt%의 폴리올레핀계 고분자 수지, 2.0~8wt%의 EVOH, 0.5~4.0wt%의 접착용 수지 그리고 3~15wt%의 안료 등의 기타 첨가제가 포함되어 있는 폴리올레핀계 폐플라스틱 30~80wt%와 일반 폴리올레핀계 고분자 수지와 성형 시 발생하는 겔, 새깅 및 냄새 발생과 성형 불량을 줄이기 위한 산중화제 및 금속수산화물을 포함하는 겔프리제 5.0wt%이하와 소취제 5.0wt%이하 그리고 염료 및 무기물 등 기타 첨가제 5.0wt%이상이 포함된 고분자 수지 조성물로 구성되며, 이를 이용하여 압출성형시트를 제조하기 위하여 상시 고분자 수지 조성물을 소정의 수분함량이 되도록 건조하고, 소정의 성형온도 및 성형속도가 되도록 설정하여 압출시트를 제조하는 것을 요지로 한다.

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Номер записи: 13
08-03-2017 дата публикации

RENDERING SYSTEM AND METHOD

Номер: KR1020170025989A
Автор: LEE, WON JONG, CHUNG, HOI JU, SHIN, YOUNG SAM, WOO, SANG OAK, HWANG, SEOK JOONG
Принадлежит:

Provided are a method for performing a cross-foot test between a ray and objects in a memory chip by using information on the ray for ray tracing and information on the objects on a three-dimensional space stored in the memory chip, and a rendering system therefor. COPYRIGHT KIPO 2017 (210) Ray generation unit (220) Memory chip (222) Cross-foot test unit (224) Memory module (230) Shading unit ...

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Номер записи: 14
30-01-2018 дата публикации

코드 실행 장치 및 그 코드 실행 장치를 이용한 코드 실행 방법

Номер: KR0101813140B1
Автор: 이진석, 김성건, 유동훈, 황석중
Принадлежит: 삼성전자주식회사

... 병렬 처리되도록 작성된 프로그램 코드를 직렬 처리가 가능한 형태로 변환하여 실행하기 위한 것으로, 워크 아이템 합체 기법에 따라 프로그램 코드를 합체 루프로 변환하고, 스택에 합체 루프의 보존이 필요한 처리 결과를 보존할 수 있도록 합체 루프를 변환하여 실행하는 코드 실행 장치 및 코드 실행 방법을 제공함으로써, 정적 메모리 할당 시스템에서 메모리를 효율적으로 관리한다.

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Номер записи: 15
03-04-2017 дата публикации

DEVICE FOR SEARCHING FOR TREE AND METHOD THEREOF

Номер: KR1020170036416A
Автор: HWANG, SEOK JOONG, SHIN, YOUNG SAM, LEE, WON JONG
Принадлежит:

According to an embodiment, when a plurality of child nodes are effective search targets, a tree searching method comprises the following steps of: determining any one child node among the plurality of child nodes as a target node; and storing information for the other child nodes in a memory by using a route code as a key value. COPYRIGHT KIPO 2017 (600) Tree searching device (610) Tree searching unit (620) Memory ...

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Номер записи: 16
05-07-2016 дата публикации

PASSIVE WIRELESS MEMORY DEVICE

Номер: KR0101636354B1
Автор: 한영선, 송일종, 구지훈, 김선욱, 이준구, 황석중, 나여울
Принадлежит: 삼성전자주식회사

... 본 발명은 반도체 메모리 장치에 관한 것으로, 구체적으로는, 수동형 무선 메모리 장치에 관한 것이다. 본 발명에 따른 수동형 무선 메모리 장치는 메모리 장치; 및 리더로부터의 제 1 내지 제 3 데이터 요청 신호에 응답하여 상기 메모리 장치에 저장된 데이터를 데이터 패킷의 형태로 변환하여 상기 리더로 전송하는 수동형 태그를 포함하고, 상기 수동형 태그는 채널 상태 예측 플래그와 상기 제 2 및 제 3 데이터 요청 신호에 응답하여 상기 데이터 패킷의 크기를 결정한다. 본 발명에 따르면 수동형 무선 메모리 장치의 데이터 전송 속도가 증가한다. 또한, 본 발명에 따르면 채널 상태에 따라 적응적인 데이터 전송이 가능해진다.

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Номер записи: 17
01-02-2016 дата публикации

HYBRID RENDERING METHOD AND APPARATUS THEREOF

Номер: KR1020160011486A
Автор: LEE, WON JONG, SHIN, YOUNG SAM, LEE, JAE DON, HWANG, SEOK JOONG
Принадлежит:

A hybrid rendering method according to a disclosed embodiment of the present invention includes the steps of: dividing a two-dimensional frame into virtual tiles; classifying the tiles into a first tile including an object of reflection or transparency attribute and a second tile not including the object of reflection or transparency attribute; storing primitive geometrical information included in the first tiles in an internal memory of a graphic processing unit (GPU); and outputting a final image by merging a first image and a second image, by generating the first image by rendering one or more first tiles by a ray tracing method using the geometric information and generating the second image by rendering the second tile by a raster method, and outputting a final image by merging the first image and the second image. COPYRIGHT KIPO 2016 (210) Tile dividing part (215) Tile classification part (220) Mapping unitpart (225) Determining part (230) Rendering part (235) Rastered rendering part ...

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Номер записи: 18
10-05-2017 дата публикации

RAY TRACING APPARATUS AND METHOD THEREOF

Номер: KR1020170048966A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

The present invention relates to a ray tracing apparatus and a method thereof. The ray tracing apparatus comprises: a TRV unit which searches for acceleration structure to detect a first node and a second node which intersect a ray and have the same parent node; and an IST unit calculating a first intersection where a primitive included in the first node, which is the nearer node of the first and second nodes, and the ray intersect each other. The TRV unit examines whether the ray intersects an area where a first bounding box corresponding to the first node and a second bouncing box corresponding to the second node overlap each other. The IST unit determines a final intersection for the ray depending on the examination result. COPYRIGHT KIPO 2017 (250) Acceleration structure generating apparatus (270) External memory (410) Ray generating unit (420) TRV unit (430) IST unit (440) Shading unit ...

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Номер записи: 19
29-03-2017 дата публикации

METHOD AND APPARATUS FOR COMPENSATING MOVEMENT OF HEAD MOUNTED DISPLAY

Номер: KR1020170034602A
Автор: HWANG, SEOK JOONG, SHIN, YOUNG SAM, LEE, WON JONG
Принадлежит:

Disclosed are a method and an apparatus for compensating a movement of a head mounted display which measure a movement of a head mounted display, use the measured movement to predict a movement of the head mounted display at a point when an image is outputted to the head mounted display, use the predicted movement to render the image, re-measure a movement of the head mounted display, use the re-measured movement to re-predict a movement of the head mounted display at the point when an image is outputted to the head mounted display, compare the predicted movement of the head mounted display and the re-predicted movement of the head mounted display to determine an error value, and use the determined error value to re-project the image to render the image. COPYRIGHT KIPO 2017 (110) Sensor unit (120) Processing unit ...

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Номер записи: 20
01-02-2016 дата публикации

DATA PROCESSING METHOD AND APPARATUS THEREOF

Номер: KR1020160011485A
Автор: LEE, WON JONG, SHIN, YOUNG SAM, LEE, JAE DON, HWANG, SEOK JOONG
Принадлежит:

Various embodiments relate to a data processing method and an apparatus thereof. The data processing method according to the various embodiments may include the steps of: storing ray data in an input buffer; requesting shape data used in ray tracing of the ray data; storing additional information acquired in correspondence to the request in a storage space assigned to each ray data; and determining an output sequence of the ray data stored in the input buffer on the basis of the additional information. A method for reducing delay occurring in the process of accessing to a memory, while carrying out the rendering, or a method for avoiding pipeline stall can be provided. COPYRIGHT KIPO 2016 (200) Data processing device (210) Input buffer (220) Control part (230) Ray generation part (240) Calculating unit (250) Cache (260) External memory (270) Acceleration structure generation device (280) Ray tracing unit ...

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Номер записи: 21
08-05-2017 дата публикации

METHOD AND DEVICE FOR GENERATING ACCELERATION STRUCTURE

Номер: KR1020170048003A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

The present invention relates to a method for generating an acceleration structure used for tracking light. The disclosed method comprises: a step of obtaining Morton codes indicating the position of each primitive included in a first space; a step of calculating a Morton distance indicating the difference between a first Morton code corresponding to a first primitive among the primitives included in the first space and a second Morton code corresponding to a second primitive among the primitives; a step of adjusting a reference level of the acceleration structure based on the Morton distance; and a step of dividing the first space with a first dividing method if a level of a first node of the acceleration structure corresponding to the first space is the reference level or lower and dividing the first space with a second dividing method if the level of the first node exceeds the reference level. The purpose of the present invention is to provide a method and device for generating an acceleration ...

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Номер записи: 22
28-03-2016 дата публикации

METHOD AND APPARATUS FOR PERFORMING RAY-NODE INTERSECTION TEST

Номер: KR1020160033551A
Автор: HWANG, SEOK JOONG, SHIN, YOUNG SAM, LEE, WON JONG, LEE, JAE DON
Принадлежит:

Disclosed are a method and apparatus for performing a ray-node intersection test. The method of the present invention comprises the followings steps: receiving a coordinate value of a bounding box, and an origin coordinate value of a ray as a fixed point value; obtaining a difference value between the received coordinate value of the bounding box and the origin coordinate value; and obtaining a value of the obtained difference value multiplied by a reciprocal value of a direction vector of the ray, wherein the reciprocal value is a floating point value. COPYRIGHT KIPO 2016 (210) Input unit (220) Difference value obtainment unit (230) Multiplying value obtainment unit ...

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Номер записи: 23
15-03-2016 дата публикации

RAY-TRACING UNIT AND METHOD FOR PROCESSING RAY DATA

Номер: KR1020160029601A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, LEE, JAE DON, HWANG, SEOK JOONG
Принадлежит:

According to an embodiment of the present invention, a method for processing ray data comprises the following steps: receiving any one ray data from ray data stored in input buffers; updating attributes of the ray data according to an intersection traversal result of the ray data; and outputting the ray data to a feedback buffer from an output buffer or the input buffers according to the attributes of the ray data. In the outputting step, the ray data to be outputted to the output buffer is outputted to the feedback butter when a space for storing the ray data in the output buffer is insufficient. COPYRIGHT KIPO 2016 (110) Light ray generation unit (120) TRC unit (130) IST unit (140) Shading unit ...

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Номер записи: 24
06-10-2016 дата публикации

RAY TRACING APPARATUS AND METHOD

Номер: KR1020160115016A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

Disclosed is a ray tracking apparatus. The ray tracking apparatus includes: a ray generation unit which generates rays and transmits the same to a traversal/intersection test (TRV/IST) integration unit; and the TRV/IST integration unit which determines any one among a ray-node intersection test, an intersection distance test, and an intersection point test when the rays are inputted, and performs the determined test on the rays. The ray-node intersection inspection, the intersection distance inspection, and the intersection point inspection are performed through an identical pipeline. COPYRIGHT KIPO 2016 (110) Ray generation unit (120) TRV/IST integration unit (130) Ray state updating unit (140) Shading unit ...

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Номер записи: 25
02-05-2016 дата публикации

HYBRID RENDERING DEVICE AND HYBRID RENDERING METHOD

Номер: KR1020160047317A
Автор: LEE, WON JONG, SHIN, YOUNG SAM, HWANG, SEOK JOONG
Принадлежит:

The present invention provides a hybrid rendering device and a hybrid rendering method wherein power consumption is able to be reduced while generating high-quality images. According to an embodiment of the present invention, the hybrid rendering device comprises: a tile classifying part to classify a plurality of tiles included in a two-dimensional frame, into first tiles including primitives with a reflective or refractive property, and second tiles not including primitives with a reflective or refractive property; a rendering part including a first rendering part to render at least one among the first tiles and the second tiles via a rasterization method, and a second rendering part to render the first tiles via a ray tracing method; a tile fetcher to fetch at least one tile among a plurality of tiles, determining whether the fetched tile is the first tile or the second tile, and outputting the fetched tile to the rendering part; and a power control part to control a power of the second ...

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Номер записи: 26
01-03-2012 дата публикации

METHOD FOR TRANSMITTING DATA ON PASSIVE COMMUNICATION SYSTEM

Номер: KR2012026656A1
Автор: KIM, Seon Wook, KIM, Jong-Ok, HWANG, Seok Joong
Принадлежит:

The present invention relates to a passive device without self-power and a method for transmitting data on a passive communication system which wirelessly supplies power to the passive device and includes an active device that communicates with the passive device, and more specifically, enhances the transmission efficiency by resolving the phenomenon of losing synchronization in frequency of passive communication having low signal-to-noise ratio and inaccurate and unstable characteristics by variably setting and transmitting the number of synchronizing signals to optimize the transmission efficiency of the transmitted message transmitted from the passive device to the active device considering the characteristics of a present link frequency, stabilizes a large-capacity data transmission such as multimedia stream data on the passive device through maintaining a high transmission efficiency by variably setting and transmitting a message fragment length or a message fragment number to optimize ...

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Номер записи: 27
31-10-2016 дата публикации

RAY TRACING APPARATUS AND METHOD

Номер: KR1020160125172A
Автор: SHIN, YOUNG SAM, LEE, WON JONG, HWANG, SEOK JOONG
Принадлежит:

Disclosed is a ray tracing apparatus including: a ray generation unit that generates a ray; and a TRV unit that, when the ray is input, performs ray-node cross checking for a first node included in an acceleration structure and performs ray-node cross checking for a second node that is a child node of the first node, by using values calculated in the ray-node cross checking for the first node, wherein a first minimum value for a first coordinate axis that represents the first node is equal to a second minimum value for the first coordinate axis that represents the second node or a first maximum value for the first coordinate axis that represents the first node is equal to a second maximum value for the first coordinate axis the represents the second node. The ray tracing apparatus performs ray-node cross checking for a child node by using values calculated in ray-node cross checking for a parent node, thereby improving efficiency of ray tracing. COPYRIGHT KIPO 2016 (250) Acceleration structure ...

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Номер записи: 28
13-01-2016 дата публикации

METHOD AND APPARATUS FOR DISPLAYING COORDINATE VALUE OF BOUNDING BOX FOR OBJECT

Номер: KR1020160004830A
Автор: HWANG, SEOK JOONG, SHIN, YOUNG SAM, LEE, WON JONG, LEE, JAE DON
Принадлежит:

The present invention relates to a method and apparatus for displaying coordinate values of a bounding box for an object. The method of the present invention comprises the following steps: receiving minimum and maximum values from coordinates values of a bounding box as a floating point; obtaining a difference value of the received maximum and minimum values; and converting the difference value into an exponent value and a mantissa value. COPYRIGHT KIPO 2016 (305) Input unit (310) Pre-adjustment unit (315) Calculation unit (320) Integer converting unit (325) Encoding difference value obtaining unit (330) Post-adjustment unit (335) Exponential conversion unit (340) Storage unit (345) Decoding difference value obtaining unit (350) Maximum value obtaining unit (355) Minimum value obtaining unit (360) Output unit ...

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Номер записи: 29