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. 02, 2026

Filed:

Apr. 17, 2024
Applicant:

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

Inventors:

Jinyu Ren, Beijing, CN;

Fangzhen Zhang, Beijing, CN;

Xinxing Wang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3225 (2016.01); G09G 3/32 (2016.01); G09G 3/3233 (2016.01);
U.S. Cl.
CPC ...
G09G 3/32 (2013.01); G09G 3/3233 (2013.01); G09G 2300/0814 (2013.01); G09G 2300/0819 (2013.01); G09G 2300/0857 (2013.01); G09G 2320/064 (2013.01);
Abstract

A flip-flop circuit and a pixel driving circuit are provided. In the flip-flop circuit, the AND gate is configured to control a clock signal output from the output terminal based on input signals of the first and second input terminals; the input sub-circuit is configured to write the second power supply voltage into the first and/or second input terminal in response to an input control signal to control the output terminal to output the first or second power supply voltage; the control sub-circuit is configured to control a potential at a first node through the second power supply voltage in response to a data voltage control signal; the duty ratio adjustment sub-circuit is configured to control the output terminal to output the first power supply voltage in response to a potential at the first node.


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