CPC G01S 17/89 (2013.01) [G01J 1/44 (2013.01); H04N 25/705 (2023.01); G01J 2001/4466 (2013.01)] | 9 Claims |
1. A light receiving element, comprising:
a pixel which includes:
an SPAD;
a first transistor configured to set a cathode voltage of the SPAD at a first negative voltage;
a voltage conversion circuit configured to convert the cathode voltage of the SPAD upon incidence of a photon and output the converted cathode voltage; and
an output unit configured to output a detection signal indicating the incidence of the photon on the SPAD, based on the converted cathode voltage.
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