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:
Apr. 27, 2021

Filed:

Jul. 31, 2019
Applicant:

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

Inventors:

WonKyu Kwak, Seongnam-si, KR;

SangMoo Choi, Yongin-si, KR;

Dongsun Lee, Hwaseong-si, KR;

ChulKyu Kang, Suwon-si, KR;

Seungji Cha, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 47/00 (2006.01); H01L 27/32 (2006.01); G09G 3/3275 (2016.01);
U.S. Cl.
CPC ...
H01L 27/3276 (2013.01); H01L 27/3265 (2013.01); G09G 3/3275 (2013.01);
Abstract

An organic light emitting display apparatus includes active patterns arranged corresponding to a plurality of pixels, and connected to each other along a first direction, a first initialization power supply line to which a first initialization voltage is applied, a second initialization power supply line to which a second initialization voltage different from the first initialization voltage is applied, an organic light emitting diode, and an first transistor which apply the second initialization voltage to a first electrode of the organic light emitting diode.


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