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:
May. 18, 2021
Filed:
Jul. 15, 2019
Applicant:
Nikon Corporation, Tokyo, JP;
Inventor:
Akihiko Kawai, Kawasaki, JP;
Assignee:
NIKON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/232 (2006.01); G03B 17/14 (2021.01); H04N 5/765 (2006.01); H04N 5/225 (2006.01); H04L 1/00 (2006.01);
U.S. Cl.
CPC ...
H04N 5/23241 (2013.01); G03B 17/14 (2013.01); H04N 5/2254 (2013.01); H04N 5/765 (2013.01); H04L 1/0041 (2013.01); H04L 1/0045 (2013.01);
Abstract
An accessory that is mountable at a camera body and is capable of carrying out communication with the camera body, includes: a creation unit that creates first information pertaining to a position of a drive target member in the accessory; an accessory-side reception unit that receives second information pertaining to the communication from the camera body; a calculation unit that calculates third information related to a time period between reception of the second information and creation of the first information by the creation unit; and an accessory-side first transmission unit that transmits the third information to the camera body.