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:
Feb. 13, 2024

Filed:

Aug. 05, 2021
Applicants:

Hefei Boe Display Technology Co., Ltd., Anhui, CN;

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

Inventors:

Jituo Tang, Beijing, CN;

Kun Yang, Beijing, CN;

Zhihua Sun, Beijing, CN;

Feng Qu, Beijing, CN;

Ming Deng, Beijing, CN;

Ruilian Li, Beijing, CN;

Tianxun Xiu, Beijing, CN;

Zhun Lin, Beijing, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/2092 (2013.01); G09G 2310/0267 (2013.01); G09G 2310/0289 (2013.01); G09G 2330/021 (2013.01); G09G 2330/04 (2013.01);
Abstract

The present disclosure relates to a protection circuit for a display device, a display device thereof, and a method for protecting a display device using a protection circuit. The display device includes a gate driving circuit, a level shift circuit, and a power management circuit. The level shift circuit is configured to provide an input signal to a signal input terminal of the gate driving circuit. The power management circuit is configured to provide power to the gate driving circuit. The protection circuit is configured to provide a power control signal to the power management circuit based on a current at the signal input terminal of the gate driving circuit, so that the power management circuit stops providing the power to the gate driving circuit.


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