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. 15, 2020

Filed:

Aug. 30, 2018
Applicant:

Sharp Kabushiki Kaisha, Sakai, Osaka, JP;

Inventors:

Satoshi Horiuchi, Sakai, JP;

Seijirou Gyouten, Sakai, JP;

Sachio Tsujino, Sakai, JP;

Isao Ogasawara, Sakai, JP;

Yoshihiro Asai, Sakai, JP;

Assignee:

SHARP KABUSHIKI KAISHA, Sakai, Osaka, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G02F 1/133 (2006.01); G02F 1/1362 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3648 (2013.01); G02F 1/13306 (2013.01); G02F 1/136286 (2013.01); G09G 3/3677 (2013.01); G09G 2310/0286 (2013.01); G09G 2310/08 (2013.01);
Abstract

A gate driving circuit includes circuits each provided in such a manner as to, as a scanning signal, select a single clock pulse of a clock signal and output the clock pulse. The circuits each include: a transistor for outputting a scanning signal; a transistor for controlling an electric potential of a gate of the transistor so that the electric potential of the gate is at a low level; a transistor for, while the transistor is not outputting the scanning signal, controlling an electric potential of a gate of the transistor so that the electric potential of the gate is at a high level; and a transistor for, while the transistor is not in operation during a period during which an operation of the selection circuit is paused, controlling the electric potential of the gate of the transistor so that the electric potential becomes high.


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