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:
May. 27, 2025

Filed:

Aug. 04, 2022
Applicant:

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

Inventors:

Junhyun Park, Suwon-si, KR;

Jangmi Kang, Seoul, KR;

Hyeongseok Kim, Hwaseong-si, KR;

Minjae Jeong, Hwaseong-si, KR;

Mukyung Jeon, Ulsan, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/00 (2006.01); G09G 3/32 (2016.01); H10K 59/124 (2023.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01); G09G 3/32 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0278 (2013.01);
Abstract

A display panel includes: a plurality of pixels, each of which includes a light emitting element and a pixel circuit for driving the light emitting element; a plurality of scan lines connected to the pixel circuit; and a data line connected to the pixel circuit. The pixel circuit includes: a transfer capacitor connected to a first node and a second node; a first circuit part including the first node; a second circuit including the second node and connected with the light emitting element; and a test unit connected to the first circuit part and the second circuit part.


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