10-04-2014 дата публикации
Номер: US20140096627A1
A sensor arrangement () includes a sensor () for a mechanical quantity or a thermal quantity, a processing circuit (), which is connected at the input end to the sensor () and provides an output signal (SRF), which is processed for wireless transmission, and a cable (), which is coupled to the processing circuit (), to which the output signal (SRF) or a signal derived from the output signal (SRF) is supplied and which delivers a power supply to the processing circuit. 1. A sensor arrangement , comprising:{'b': '11', 'a sensor () for a mechanical quantity or a thermal quantity; the sensor having an input end;'}{'b': 12', '11, 'a processing circuit (), which is connected at the input end to the sensor () and provides an output signal (SRF), which is processed for a wireless transmission; and'}{'b': 13', '12', '12, 'a cable (), which is coupled to the processing circuit (), and which feeds a power supply to the processing circuit () and to which the output signal (SRF) or a signal (SB, SF) derived from the output signal (SRF) is supplied.'}2. The sensor arrangement according to claim 1 , wherein the output signal (SRF) is modulated according to at least one modulation process from a group comprising amplitude modulation claim 1 , frequency modulation claim 1 , and phase modulation.3. The sensor arrangement according to claim 1 , further comprising:{'b': 48', '13', '50, 'a transmitter () coupled to the cable () and including a modulator () for providing the output signal (SRF).'}4. The sensor arrangement according to claim 3 , further comprising:{'b': 49', '13', '51, 'a receiver () coupled to the cable () and including a demodulator ().'}5. The sensor arrangement according to claim 4 , further comprising:{'b': 77', '48', '49', '13, 'a switch (), which is arranged between the transmitter (), the receiver (), and the cable ().'}612. The sensor arrangement according to claim 1 , wherein the processing circuit () includes:{'b': 29', '11, 'an analog/digital converter (), ...
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