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.

Date of Patent:
Jan. 20, 2026

Filed:

Sep. 14, 2023
Applicant:

Canon Kabushiki Kaisha, Tokyo, JP;

Inventors:

Aihiko Numata, Tokyo, JP;

Kan Takaiwa, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 25/68 (2023.01); H04N 23/81 (2023.01); H04N 25/51 (2023.01); H04N 25/62 (2023.01); H10F 39/00 (2025.01);
U.S. Cl.
CPC ...
H04N 25/68 (2023.01); H04N 23/81 (2023.01); H04N 25/51 (2023.01); H04N 25/62 (2023.01); H10F 39/809 (2025.01);
Abstract

A photoelectric conversion apparatus comprises a photoelectric conversion element including an avalanche photodiode for photoelectrically converting an optical image; an image generating unit configured to generate a first image based on a signal that has been acquired by the photoelectric conversion element; an acquisition unit configured to acquire first characteristic information of the photoelectric conversion element; a first correction processing unit configured to perform first correction processing for correcting linearity of the first image using the first characteristic information; and a second correction processing unit configured to perform second correction processing for performing interpolation based on the first characteristic information and information of the first image.


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