Patent ID: 11863896
Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. A photodetector, comprising:
a pixel that includes a photoelectric conversion element;
a signal line connected to the pixel; and
a comparator connected to the signal line, wherein
the comparator includes:
a differential input unit that includes a first input unit connected to a first capacitance unit and a second input unit connected to a second capacitance unit,
a current mirror unit that includes a first resistance element connected to the differential input unit and a transistor diode-connected via the first resistance element,
a second resistance element connected to the differential input unit, and
a switch unit provided between the first input unit and a junction between the first resistance element and the transistor, and between the second input unit and a junction between the second resistance element and the current mirror unit.