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. 03, 2016

Filed:

Apr. 21, 2011
Applicants:

Sang-moo Choi, Yongin, KR;

Seong-il Park, Yongin, KR;

Keum-nam Kim, Yongin, KR;

Dong-beom Lee, Yongin, KR;

Inventors:

Sang-Moo Choi, Yongin, KR;

Seong-Il Park, Yongin, KR;

Keum-Nam Kim, Yongin, KR;

Dong-Beom Lee, Yongin, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0852 (2013.01); G09G 2300/0861 (2013.01);
Abstract

A pixel capable of displaying an image with uniform brightness. The pixel includes an organic light emitting diode (OLED), a first transistor for controlling an amount of current supplied from a first power source coupled to a first electrode to the OLED, a second transistor coupled between a gate electrode of the first transistor and an initial power source to be turned on when a second scan signal is supplied to a second scan line, a first capacitor coupled between the gate electrode of the first transistor and the first power source, and a second capacitor whose first terminal is coupled to a first electrode of the first transistor.


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