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:
Sep. 07, 2021
Filed:
Mar. 23, 2020
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Seiichirou Sakai, Yokohama, JP;
Hiroaki Kameyama, Kawasaki, JP;
Kazuo Yamazaki, Yokohama, JP;
Koichiro Iwata, Kawasaki, JP;
Kohichi Nakamura, Kawasaki, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/341 (2011.01); H03M 1/34 (2006.01); H04N 5/3745 (2011.01); H04N 5/378 (2011.01); H03M 1/56 (2006.01);
U.S. Cl.
CPC ...
H04N 5/341 (2013.01); H03M 1/34 (2013.01); H03M 1/56 (2013.01); H04N 5/378 (2013.01); H04N 5/3745 (2013.01);
Abstract
According to the present disclosure, column circuits operate selectively in a first drive mode to output a comparison signal or a second drive mode to acquire a correction value of a first reference signal and a second reference signal, and a selector circuit of a second column circuit selects the same reference signal out of the first reference signal and the second reference signal in the first drive mode and the second drive mode.