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. 02, 2018

Filed:

Sep. 02, 2016
Applicant:

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

Inventors:

Hoisik Moon, Asan-si, KR;

Jae-seok Choi, Uijeongbu-si, KR;

Kang-hyun Kim, Seoul, KR;

Jong-hee Na, Asan-si, KR;

Juneyoung Lee, Seoul, KR;

Hyungwoo Yim, Hwaseong-si, KR;

Jae-seob Chung, Asan-si, KR;

Min-yup Chae, Cheonan-si, JP;

Jung-suk Han, Hwaseong-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/32 (2016.01); H04N 1/60 (2006.01); H04N 9/64 (2006.01); H04N 9/69 (2006.01); H04N 9/73 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3607 (2013.01); G09G 3/2003 (2013.01); G09G 3/3611 (2013.01); G09G 2300/0443 (2013.01); G09G 2300/0452 (2013.01); G09G 2320/0673 (2013.01); G09G 2340/06 (2013.01);
Abstract

A display device includes a mapping unit for mapping main color data having information on three main colors to generate mapped main data including red, green, and blue information and mapped white data including white information, a compensation lookup table for storing a plurality of gamma compensation values, a gamma compensator for generating compensated main data obtained by gamma-compensating the mapped main data based on a first gamma compensation value corresponding to first gamma white data from among the plurality of gamma compensation values and a second gamma compensation value corresponding to second gamma white data from among the plurality of gamma compensation values by referring to the compensation lookup table, a renderer for sub-pixel-rendering the mapped white data to generate rendered white data, and a splitter for converting the rendered white data into the first and second gamma white data based on different first and second gamma curves, respectively.


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