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:
Mar. 17, 2020

Filed:

Nov. 22, 2017
Applicants:

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

Hefei Xinsheng Optoelectronics Technology Co., Ltd., Hefei, Anhui, CN;

Inventors:

Meng Li, Beijing, CN;

Yongqian Li, Beijing, CN;

Pan Xu, Beijing, CN;

Zhenfei Cai, Beijing, CN;

Zhidong Yuan, Beijing, CN;

Can Yuan, Beijing, CN;

Xuehuan Feng, Beijing, CN;

Wenchao Bao, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 19/00 (2006.01); G09G 3/36 (2006.01); G11C 19/28 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3674 (2013.01); G09G 3/3677 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/061 (2013.01); G11C 19/28 (2013.01);
Abstract

A display device, a gate driving circuit and a gate driving unit are provided. The gate driving unit includes: a signal maintenance circuit configured to, in the case that a first clock signal at a high level is received, output a high level in accordance with an inputted trigger signal at a high level; a first-level output circuit configured to, in the case that a second clock signal at a high level is received, output a first-level driving signal at a high level in accordance with the high level from an output end of the signal maintenance circuit; and a second-level output circuit configured to, in the case that a third clock signal at a high level is received, output a second-level driving signal at a high level in accordance with the high level from an output end of the first-level output circuit.


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