Light receiving device and distance measuring device comprising a circuit to protect a circuit element of a readout circuit from overvoltage
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United States of America Patent
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Aug 15, 2023
Grant Date -
May 11, 2023
app pub date -
Feb 20, 2021
filing date -
Mar 24, 2020
priority date (Note) -
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Abstract
A light receiving device according to the present disclosure includes: a light receiving element that generates a signal in response to reception of a photon; a readout circuit that reads out a signal generated by the light receiving element; and a protection circuit that is provided between the light receiving element and the readout circuit and protects a circuit element of the readout circuit from overvoltage. Further, a distance measuring device according to the present disclosure includes a light receiving device of the above configuration.
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