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:
Nov. 01, 2022

Filed:

May. 24, 2021
Applicants:

Hkc Corporation Limited, Shenzhen, CN;

Chongqing Hkc Optoelectronicstechnology Co., Ltd., Chongqing, CN;

Inventors:

Xiaoyu Huang, Chongqing, CN;

Chongwei Tang, Chongqing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/00 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3648 (2013.01); G09G 3/006 (2013.01); G09G 3/3674 (2013.01); G09G 3/3685 (2013.01); G09G 2310/08 (2013.01); G09G 2330/021 (2013.01); G09G 2330/12 (2013.01);
Abstract

This application provides a drive circuitry for a display panel and a display device. The drive circuitry includes a drive circuit board, a power chip, a driving chip, a detection circuit, and a control circuit. The detection circuit detects a logic voltage at a logic signal receiving terminal and outputs a control signal. The power terminal of the driving chip is coupled to the power chip through the control circuit. The control circuit controls to turn on or turn off the coupling between the power chip and the driving chip according to the control signal.


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