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:
Mar. 14, 2023
Filed:
Feb. 16, 2021
Canon Kabushiki Kaisha, Tokyo, JP;
Sho Nagatsu, Kanagawa, JP;
Haruhisa Ueda, Kanagawa, JP;
Hitoshi Mizoguchi, Aichi, JP;
Kazuaki Yamana, Kanagawa, JP;
Jun Kamiya, Kanagawa, JP;
Keisuke Fukuyo, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An imaging apparatus includes an imaging element that captures an image for detecting a phase difference in a predetermined direction on an image surface in order to detect a focal state of an image formed by an image formation lens, an imaging element driving unit configured to be able to drive the imaging element in a parallel movement direction and a rotation direction within a plane perpendicular to an optical axis of the image formation lens, and a focus detection unit configured to detect a focus by rotating the imaging element using the imaging element driving unit in accordance with a result of an image captured by the imaging element.