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:
Feb. 05, 2019
Filed:
Mar. 18, 2016
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Ryosuke Mizuno, Tokyo, JP;
Assignee:
CANON KABUSHIKI KAISHA, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 3/36 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
G09G 3/2003 (2013.01); G09G 3/2022 (2013.01); G09G 3/3648 (2013.01); G09G 3/2025 (2013.01); G09G 3/346 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0242 (2013.01); G09G 2320/0261 (2013.01); G09G 2320/0285 (2013.01); G09G 2340/0435 (2013.01); G09G 2340/16 (2013.01);
Abstract
A plurality of sub-frame images are generated from an input frame image. Lightness of one or more sub-frame image included in the plurality of sub-frame images is adjusted to generate a light image and a dark image. Color-non-uniformity correction processing is performed on the light image and the dark image to reduce color non-uniformity of a display device using a correction value in accordance with an adjustment degree of the lightness.