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. 24, 2025

Filed:

Jun. 24, 2022
Applicants:

Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;

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

Inventors:

Yonglin Guo, Beijing, CN;

Cong Liu, Beijing, CN;

Dan Cao, Beijing, CN;

Tiaomei Zhang, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3258 (2016.01); H10K 59/121 (2023.01); H10K 59/126 (2023.01); H10K 59/131 (2023.01);
U.S. Cl.
CPC ...
G09G 3/3258 (2013.01); H10K 59/1213 (2023.02); H10K 59/126 (2023.02); H10K 59/131 (2023.02); G09G 2300/0426 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0842 (2013.01); G09G 2300/0861 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0214 (2013.01); G09G 2320/045 (2013.01); G09G 2330/06 (2013.01);
Abstract

A pixel driving circuit includes: a driving circuit, connecting a first node, a second node, and a third node, and configured to provide a driving current to the third node by using the second node; a compensation circuit, connecting the third node, a fourth node, and a first gate driving signal end, and configured to conduct the third node and the fourth node; a first reset circuit, connecting a first initial signal end, a fifth node, and a first reset signal end, and configured to transmit a signal of the first initial signal end to the fifth node; a first isolation circuit, connecting the first node and the fourth node, and configured to conduct the first node and the fourth node; and a second isolation circuit, connecting the first node and the fifth node, and configured to conduct the first node and the fifth node.


Find Patent Forward Citations

Loading…