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:
Jan. 17, 2023

Filed:

Aug. 03, 2020
Applicant:

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

Inventors:

Na-Young Kim, Seongnam-si, KR;

Dong-Hwi Kim, Osan-si, KR;

Chul Ho Kim, Cheonan-si, KR;

Yun Hwan Park, Seoul, KR;

Jin Jeon, Seoul, KR;

Hyun Wook Choi, Seongnam-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3208 (2016.01); G09G 3/3266 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3266 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/066 (2013.01); G09G 2320/0653 (2013.01); G09G 2330/028 (2013.01);
Abstract

A pixel of an OLED display device includes a capacitor coupled between first and second nodes, first and second transistors, each including a gate receiving a respective initialization signal, a first terminal receiving a first power supply voltage, and a second terminal coupled to the capacitor, a third transistor including a first terminal coupled to a data line and a second terminal coupled to the first node, a fourth transistor including a gate coupled to the second node, a first terminal receiving the first power supply voltage, and a second terminal coupled to a third node, a fifth transistor including a first terminal coupled to the third node and a second terminal coupled to the second node, sixth and seventh transistors receiving a scan signal, eighth and ninth transistors receiving an emission signal, and an OLED.


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