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:
Apr. 28, 2015
Filed:
Aug. 16, 2007
Applicant:
Kousei Sugimoto, Kawasaki, JP;
Inventor:
Kousei Sugimoto, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 5/14 (2006.01); H04N 5/202 (2006.01); G09G 5/10 (2006.01);
U.S. Cl.
CPC ...
H04N 5/202 (2013.01); G09G 5/10 (2013.01); G09G 2320/0271 (2013.01); G09G 2320/066 (2013.01); G09G 2320/103 (2013.01); G09G 2360/16 (2013.01); H04N 5/147 (2013.01);
Abstract
Gradation transform considering a scene transitional direction is executed for a video signal. The statistic of the luminance distribution of the input video signal is detected. The transitional direction of brightness of a scene of the input video signal is detected. A transform characteristic in transforming the gradation characteristic of the input video signal is set based on the detection results of the statistic and transitional direction.