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.

Date of Patent:
Oct. 22, 2013

Filed:

Oct. 14, 2010
Applicants:

Hirosada Horiguchi, Minowa-machi, JP;

Hiroshi Yoshimoto, Suwa, JP;

Tadashi Yamada, Chino, JP;

Inventors:

Hirosada Horiguchi, Minowa-machi, JP;

Hiroshi Yoshimoto, Suwa, JP;

Tadashi Yamada, Chino, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A control device that controls a video signal to be input to a display device and controls the luminance of a light source that causes light to be incident on the display device includes: a light source luminance control section that controls the luminance of the light source by means of a light source luminance control signal; a storage section that stores relationships between light source luminance control signals and video correction amounts; a video correction signal generating section that generates, on the basis of the video correction amount that is stored in the storage section and corresponds to the generated light source luminance control signal, a video correction signal that is used to correct the video signal; and a video signal correcting section that corrects the video signal by means of the video correction signal.


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