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. 19, 2015
Filed:
Apr. 19, 2013
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Fujio Kawano, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G09G 3/32 (2006.01);
U.S. Cl.
CPC ...
G09G 5/001 (2013.01); G09G 3/3233 (2013.01); G09G 3/3291 (2013.01); G09G 2300/0465 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2320/0233 (2013.01);
Abstract
There are provided for each column of pixels, a detecting unit which detects a voltage between a gate and a source of a drive transistor when a predetermined current is fed to the drive transistor and a unit which adds a data voltage to the voltage supplied by the detecting unit and supplies a sum to a data line.