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:
Jul. 29, 2025
Filed:
Aug. 22, 2023
Canon Kabushiki Kaisha, Tokyo, JP;
Keita Masuda, Tokyo, JP;
Atsushi Shimada, Kanagawa, JP;
Yasuhiro Kato, Tokyo, JP;
Keisuke Takahashi, Tokyo, JP;
Takeshi Shimada, Kanagawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A photoelectric conversion apparatus includes a pixel array having a plurality of column signal lines which are divided into a plurality of groups, a readout circuit configured to read out signals from the pixel array via the plurality of column signal lines. A holding unit includes one first region and a plurality of second regions. A plurality of first correction values respectively corresponding to the plurality of columns are stored in the first region. Each second region is associated with a readout condition for reading signals from each pixel unit of the pixel array by the readout circuit, and a plurality of second correction values respectively corresponding to the plurality of groups are stored in each second region.