CPC H01L 27/1464 (2013.01) [H01L 27/14623 (2013.01); H01L 27/14629 (2013.01)] | 11 Claims |
1. A light-receiving element to measure distance, comprising:
a tap drive unit:
a first signal extraction unit including:
a first voltage application unit wherein the first voltage application unit comprises a first P-type semiconductor region; and
a first charge detection unit wherein the first charge detection unit comprises a first N+ semiconductor region, and wherein the first charge detection unit is disposed at a periphery of the first voltage application unit; and
a second signal extraction unit including:
a second voltage application unit, wherein the second voltage application unit comprises a second P-type semiconductor region; and
a second charge detection unit wherein the second charge detection unit comprises a second N+ semiconductor region, and wherein the second charge detection unit is disposed at a periphery of the second voltage application unit.
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