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. 21, 2023
Filed:
Sep. 22, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Azusa Sugawara, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/235 (2006.01); H04L 1/08 (2006.01); H04N 5/04 (2006.01);
U.S. Cl.
CPC ...
H04N 5/2352 (2013.01); H04L 1/08 (2013.01); H04N 5/04 (2013.01);
Abstract
A control apparatus configured to control a flash such that the flash emits light in synchronization with exposure of an image capture apparatus, includes a wireless communication device configured to perform wireless communication with the flash; and a controller configured to control the wireless communication device, wherein in a period from when the image capture apparatus starts exposure to when the flash emits light, the wireless communication device repeatedly transmits a signal to the flash at a predetermined time interval in order to prevent the flash from transitioning to a power-saving state.