CPC G01J 1/44 (2013.01) [G01J 11/00 (2013.01); H01L 31/02027 (2013.01); H03K 23/58 (2013.01); G01J 2001/448 (2013.01); G02B 5/20 (2013.01)] | 20 Claims |
1. A light-receiving apparatus, comprising:
a counting unit configured to measure a detection number of times that represents the number of times incidence of a photon to a light-receiving element has been detected within an exposure period and to output a counted value;
a time code generating unit configured to set a cycle of updating time information in accordance with an elapsed time during the exposure period, the cycle being one of a plurality of cycles respectively corresponding to illumination categories; and
an acquiring unit configured to acquire the time information indicating a time at which the counted value reaches a threshold before the exposure period elapses.
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