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:
Dec. 08, 2015

Filed:

Dec. 17, 2012
Applicant:

Hydis Technologies Co., Ltd., Gyeonggi-do, KR;

Inventors:

Ki Min Son, Gyeonggi-do, KR;

Joon Sung An, Seoul, KR;

Won Hee Lee, Gyeonggi-do, KR;

Assignee:

Hydis Technologies Co., Ltd., Icheson-si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G11C 19/28 (2006.01);
U.S. Cl.
CPC ...
G09G 5/00 (2013.01); G11C 19/28 (2013.01); G11C 19/287 (2013.01);
Abstract

Disclosed are a shift register, and a gate driving circuit including a plurality of shift registers connected in sequence to respectively supply scan signals to a plurality of gate lines of a display device. Each shift register includes: an input unit which outputs a directional input signal having a gate high or low voltage based on an output signal from a previous or subsequent shift register to a first node; an inverter unit which is connected to the first node, generates an inverting signal to a signal at the first node, and outputs the inverting signal to a second node; and an output unit which includes a pull-up unit connected to the first node and activating an output clock signal based on the signal at the first node, and a pull-down unit activating and outputting a pull-down output signal based on a signal at the second node.


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