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:
Sep. 12, 2023

Filed:

Sep. 03, 2022
Applicant:

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

Inventors:

Hee Rim Song, Yongin-si, KR;

Hyun Joon Kim, Yongin-si, KR;

Hae Min Kim, Yongin-si, KR;

Mee Hye Jung, Yongin-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/32 (2016.01); H10K 59/121 (2023.01); G09G 3/3233 (2016.01); G09G 3/3266 (2016.01); G09G 3/3283 (2016.01); H10K 59/126 (2023.01); H10K 59/131 (2023.01); H01L 27/12 (2006.01);
U.S. Cl.
CPC ...
H10K 59/1213 (2023.02); G09G 3/3233 (2013.01); G09G 3/3266 (2013.01); G09G 3/3283 (2013.01); H10K 59/126 (2023.02); H10K 59/1216 (2023.02); H10K 59/131 (2023.02); G09G 2300/0426 (2013.01); G09G 2330/02 (2013.01); H01L 27/1225 (2013.01);
Abstract

A display device may include a plurality of pixels each including a light emitting element. A first scan line and a second scan line, are disposed in each of the pixels. A data line is disposed in each of the pixels. A power line is disposed in each of the pixels. A reference voltage line is disposed in each of the pixels. A first transistor controls a current of the light emitting element. A second transistor is connected between the data line and a first gate electrode of the first transistor. A third transistor is connected between the reference voltage line and a first electrode of the first transistor. A fourth transistor is connected between the power line and a second electrode of the first transistor. The fourth transistor may be a transistor of a type different from that of the first to third transistors.


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