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:
May. 10, 2016

Filed:

Apr. 25, 2014
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;

Inventors:

Myoung-Seop Song, Yongin, KR;

Jun-Yi Choi, Yongin, KR;

Myung-Ho Lee, Yongin, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/32 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3208 (2013.01); G09G 2320/0276 (2013.01); G09G 2330/028 (2013.01);
Abstract

A display device includes a display unit, a gamma voltage generator, a gamma voltage unit, a data driver, and a timing controller. The display unit includes pixels emitting light according to data signals supplied through data lines. The gamma voltage generator is configured to generate a first set of reference gamma voltages, and to supply the first set of reference gamma voltages to a gamma voltage unit. The gamma voltage unit is configured to generate gamma voltages using the first set of reference gamma voltages and a second set of reference gamma voltages, and to supply the generated gamma voltages to a data driver. The data driver is configured to generate the data signals using the generated gamma voltages, and to supply the generated data signal to the data lines. The timing controller is configured to control the data driver according to an image signal.


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