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:
Jan. 22, 2013
Filed:
Mar. 12, 2012
Applicants:
Hisashi Kobiki, Kawasaki, JP;
Masahiro Baba, Yokohama, JP;
Inventors:
Hisashi Kobiki, Kawasaki, JP;
Masahiro Baba, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
There is provided an image display apparatus that corrects the gradation of an input video signal in accordance with an ambient illuminance, in which the adaptation amount of the eye and a surface reflection amount are calculated based on an illuminance signal acquired through a sensor, and the screen luminance of the screen and the gamma conversion for the video signal are controlled based on the adaptation amount of the eye and the surface reflection amount.