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:
Sep. 05, 2023

Filed:

Dec. 29, 2022
Applicant:

Hkc Corporation Limited, Guangdong, CN;

Inventors:

Yang Pu, Guangdong, CN;

Haijiang Yuan, Guangdong, CN;

Assignee:

HKC CORPORATION LIMITED, Guangdong, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/3233 (2016.01); G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3233 (2013.01); G09G 3/36 (2013.01); G09G 2300/0819 (2013.01); G09G 2310/08 (2013.01); G09G 2320/0247 (2013.01);
Abstract

A pixel driving circuit and a display device are provided. The pixel driving circuit is configured to drive a pixel unit to operate, and the pixel driving circuit includes a first compensation sub-circuit and a second compensation sub-circuit. The first compensation sub-circuit is configured to compensate a voltage of an anode of the pixel unit according to a reference signal and a data signal, and the second compensation sub-circuit is configured to compensate a leakage current generated by at least one transistor in the first compensation sub-circuit according to a leakage current generated by the second compensation sub-circuit.


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