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:
Dec. 14, 2021
Filed:
Mar. 20, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Satoshi Shoda, Utsunomiya, JP;
Hideyuki Hamano, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An imaging apparatus comprises an imaging element configured to have a plurality of photoelectric conversion units for each of a plurality of pixels arranged in a row direction and a column direction; at least one processor and memory holding a program which makes the processor function as: an acquisition unit configured to acquire an imaging signal based on a light beam that has passed through the entire pupil region of an imaging optical system and a first image signal based on a light beam that has passed through a part of the pupil region of the imaging optical system from the pixels; and a calculation unit configured to calculate a phase difference by using the imaging signal and the first image signal, wherein the calculation unit calculates the phase difference based on the first image signal and the imaging signal in the row that is the same as the first image signal or a neighboring row of the first image signal.