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:
Dec. 27, 2022

Filed:

Nov. 26, 2020
Applicants:

Chongqing Boe Display Technology Co., Ltd., Chongqing, CN;

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Shicheng Sun, Beijing, CN;

Jonguk Kwak, Beijing, CN;

Dawei Shi, Beijing, CN;

Wei Zhang, Beijing, CN;

Cunzhi Li, Beijing, CN;

Pei Wang, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/3266 (2016.01); G09G 3/3275 (2016.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/006 (2013.01); G09G 3/3266 (2013.01); G09G 3/3275 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/061 (2013.01);
Abstract

The disclosure relates to a pixel circuit and a testing method of the pixel circuit. The pixel circuit comprises a light emitting element, a storage capacitor Cst, a drive sub-circuit, a reset sub-circuit, a write sub-circuit, a light emission control sub-circuit and a testing element, wherein a control terminal of the testing element is connected to s reset control signal line, a first terminal of the testing element is connected to a reset signal line, a second terminal of the testing element is connected to the drive sub-circuit, and the testing element is configured to test elements included in the pixel circuit.


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