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:
Jan. 21, 2025

Filed:

Jun. 29, 2021
Applicant:

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

Inventors:

Libin Liu, Beijing, CN;

Jiangnan Lu, Beijing, CN;

Shiming Shi, Beijing, CN;

Li Wang, Beijing, CN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 2300/0426 (2013.01); G09G 2300/0842 (2013.01); G09G 2320/0233 (2013.01); G09G 2320/0247 (2013.01); G09G 2320/066 (2013.01);
Abstract

An array substrate and a display device are provided. The array substrate includes a plurality of pixel driving circuits, each of which includes a driving transistor, a first light emitting control transistor, a compensation transistor, a first initialization transistor and a second initialization transistor; a first electrode of the first initialization transistor and a first electrode of the first light emitting control transistor are connected to a first node; a first electrode of the second initialization transistor and a first electrode of the compensation transistor are connected to a second node, a second electrode of the first initialization transistor is configured to receive the first initialization signal, and a cathode of the light emitting element is configured to receive a first driving signal, and a difference between a potential of the first initialization signal and a potential of the first driving signal is less than 1.5V.


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