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:
Jun. 20, 2023

Filed:

May. 10, 2022
Applicant:

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

Inventors:

Na Young Kim, Yongin-si, KR;

Dong Hwi Kim, Yongin-si, KR;

Jin Jeon, 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); G09G 3/3266 (2016.01); G09G 3/3225 (2016.01); G09G 3/3258 (2016.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); G09G 3/3225 (2013.01); G09G 3/3233 (2013.01); G09G 3/3258 (2013.01); G09G 3/3266 (2013.01); G09G 2310/0278 (2013.01); G09G 2320/0247 (2013.01); G09G 2330/028 (2013.01);
Abstract

A pixel for a display device includes a light-emitting element, a first transistor including a first electrode electrically connected to a first node and controlling a driving current, a second transistor electrically connected between a data line and the first node and being turned on in response to a first scan signal supplied through a first scan line, a third transistor electrically connected between the second node and a third node electrically connected to a second electrode of the first transistor and being turned on in response to the first scan signal, and a fourth transistor being turned on in response to a second scan signal supplied through a second scan line, and applying a bias voltage to the first transistor. The fourth transistor is turned on at a first frequency. The second and third transistors are turned on at a second frequency different from the first frequency.


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