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:
Mar. 12, 2019

Filed:

Nov. 11, 2016
Applicant:

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

Inventors:

Ji-Woong Kim, Suwon-si, KR;

Choong-Sun Shin, Seoul, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01); G09G 2320/0295 (2013.01); G09G 2320/041 (2013.01); G09G 2320/045 (2013.01); G09G 2330/02 (2013.01);
Abstract

A pixel of an organic light emitting diode (OLED) display device includes a first transistor having a gate connected to a scan line, a first terminal connected to a data line, and a second terminal, a capacitor having a first electrode connected to the second terminal of the first transistor and a second electrode connected to a first power supply voltage, a second transistor having a gate connected to the first electrode of the capacitor, a first terminal connected to the first power supply voltage, and a second terminal, an OLED having an anode connected to the second terminal of the second transistor and a cathode connected to a second power supply voltage, and a third transistor having a gate connected to a first sensing gate line, a first terminal connected to a sensing line, and a second terminal connected to the anode of the OLED.


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