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:
Jul. 08, 2025

Filed:

Oct. 24, 2023
Applicant:

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

Inventors:

Kwi Hyun Kim, Yongin-si, KR;

Se Hyun Lee, Yongin-si, KR;

Jin Joo Ha, Yongin-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01); G09G 2310/02 (2013.01); G09G 2320/045 (2013.01); G09G 2330/028 (2013.01); G09G 2330/12 (2013.01);
Abstract

A pixel includes a light emitting element, a first transistor having a first electrode connected to a first power line via a first node, a second electrode connected to a second power line via a second node and the light emitting element, and a gate electrode connected to a third node, a second transistor connected between a data line and the third node, and having a gate electrode connected to a first scan line, a third transistor connected between the first power line and the first node, and having a gate electrode connected to an emission control line, and a fourth transistor connected between the second node and a third power line. The second transistor is turned on after the fourth transistor is turned on and maintains a turn-on state during a predetermined period, and is turned off before the fourth transistor is turned off.


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