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. 25, 2018
Filed:
Mar. 31, 2017
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Makoto Yokozeki, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23212 (2013.01);
Abstract
A control apparatus includes a focus signal generator () which generates a focus signal by using a component of a predetermined frequency band of an image signal and a controller () which performs in-focus control based on the focus signal, the controller performs minute drive of reciprocating a focus lens in an optical axis direction in the in-focus control, and the controller changes each of a reciprocation period and the predetermined frequency band depending on a focus state or an image capturing condition in the minute drive.