Title:
PHOTOELECTRIC CONVERSION DEVICE AND PHOTOELECTRIC CONVERSION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2022/085555
Kind Code:
A1
Abstract:
The present invention comprises: a photoelectric conversion unit; a light quantity value holding unit that holds light quantity values based on signal charges generated during a first exposure period and a second exposure period which is different, in terms of start timing and/or end timing, from the first exposure period; a comparison unit that compares the light quantity value based on the signal charges generated during the first exposure period with that based on the signal charges generated during the second exposure period; and a control unit that executes control, on the basis of the comparison result of the comparison unit, so as to set a third exposure period and a fourth exposure period which is different, in terms of start timing and/or end timing, from the third exposure period. The third exposure period and the fourth exposure period are shorter than the first exposure period and/or the second exposure period.
Inventors:
MORIMOTO KAZUHIRO (JP)
Application Number:
PCT/JP2021/038032
Publication Date:
April 28, 2022
Filing Date:
October 14, 2021
Export Citation:
Assignee:
CANON KK (JP)
International Classes:
H04N5/353
Domestic Patent References:
| WO2020027221A1 | 2020-02-06 | |||
| WO2019188348A1 | 2019-10-03 | |||
| WO2017085916A1 | 2017-05-26 |
Foreign References:
| US20170052065A1 | 2017-02-23 | |||
| JP2020176599A | 2020-10-29 |
Attorney, Agent or Firm:
ABE Takuma et al. (JP)
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