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:
Nov. 20, 2018

Filed:

Nov. 17, 2016
Applicant:

Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;

Inventors:

Tae Wook Kim, Yongin-si, KR;

Yeon Shil Jung, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01); G09G 5/393 (2006.01); G09G 5/02 (2006.01);
U.S. Cl.
CPC ...
G09G 3/2007 (2013.01); G09G 3/2003 (2013.01); G09G 5/393 (2013.01); G09G 5/024 (2013.01); G09G 2320/0276 (2013.01); G09G 2320/0673 (2013.01); G09G 2330/028 (2013.01);
Abstract

A device for correcting gamma set data includes a memory, voltage calculator, and a corrector. The memory stores high gamma set data including first register values set per grayscale and low gamma set data including second register values set per grayscale and reference register value. The voltage calculator calculates a reference voltage value of the low gamma set data based on the reference register value and calculates fixed voltage values per grayscale of the low gamma set data based on the second register values. The corrector compares the first register values with the second register values and corrects the second register values based on a comparison result.


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