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:
Sep. 16, 2014
Filed:
Apr. 14, 2011
Applicants:
Seung-wook Lee, Yongin, KR;
Sang-min Lim, Yongin, KR;
Inventors:
Seung-Wook Lee, Yongin, KR;
Sang-Min Lim, Yongin, KR;
Assignee:
Samsung Display Co., Ltd., Giheung-Gu, Yongin, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/10 (2006.01);
U.S. Cl.
CPC ...
G09G 5/10 (2013.01);
Abstract
The present invention relates to a gamma voltage controller, a gradation voltage generator, and a display device including them. The gamma voltage controller corrects luminance in high and low gradations according to a color mode of a display panel, and generates a plurality of gradation voltages through inflection point adjustment, thus minimizing gradation mismatch between color modes.