The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 14, 2021
Filed:
Mar. 02, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Norio Negishi, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/378 (2011.01); H04N 5/345 (2011.01); H04N 5/376 (2011.01); H04N 5/369 (2011.01); H04N 9/04 (2006.01); H01L 27/146 (2006.01); H04N 5/353 (2011.01); H04N 5/374 (2011.01); H04N 5/3745 (2011.01);
U.S. Cl.
CPC ...
H04N 5/378 (2013.01); H04N 5/3456 (2013.01); H04N 5/369 (2013.01); H04N 5/3765 (2013.01); H01L 27/14645 (2013.01); H04N 9/04563 (2018.08);
Abstract
An image sensor comprises: a plurality of pixels each having an avalanche photodiode; and a control unit that controls, for each of a plurality of pixel groups which are obtained by dividing the plurality of pixels, to supply either of a first voltage and a second voltage as a reverse bias voltage of the avalanche photodiodes, wherein the first voltage is greater than a breakdown voltage of the avalanche photodiodes and the second voltage is smaller than the breakdown voltage.