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:
Jun. 04, 2019
Filed:
Dec. 19, 2013
Applicant:
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Inventor:
Katsuya Otoi, Osaka, JP;
Assignee:
SHARP KABUSHIKI KAISHA, Sakai, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3406 (2013.01); G09G 3/3426 (2013.01); G09G 3/36 (2013.01); G09G 2320/0238 (2013.01); G09G 2320/0626 (2013.01); G09G 2320/0646 (2013.01); G09G 2360/145 (2013.01); G09G 2360/16 (2013.01);
Abstract
It is possible to realize a liquid crystal display devicewhich is provided with a down-converter, a local dimming control circuit, and an upscaling control circuitincluding a luminance ratio calculation circuit and a gradation conversion circuit, and thus, capable of processing an image having an image size that is not assumed, and further, reducing a storage area, a processing load and a circuit size.