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:
May. 05, 2020
Filed:
Nov. 16, 2017
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Yong-Chul Kwon, Seoul, KR;
Jang-Hwan Kim, Paju-si, KR;
Dong-Won Park, Goyang-si, KR;
Jong-Min Park, Anyang-si, KR;
Joon-Hee Lee, Seoul, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3241 (2016.01); H01L 27/32 (2006.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3241 (2013.01); G09G 3/3233 (2013.01); H01L 27/3206 (2013.01); H01L 27/3211 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0251 (2013.01); G09G 2310/0262 (2013.01); G09G 2310/0283 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0295 (2013.01); G09G 2320/043 (2013.01); H01L 27/3244 (2013.01);
Abstract
An OLED display device capable of preventing luminance deviation caused by a voltage drop of an EVDD is disclosed. The OLED display device generates a reference voltage, a voltage level of which varies with distance from the data driver and supplies the reference voltage to the display panel through the data driver.