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. 09, 2014

Filed:

Feb. 26, 2013
Applicant:

AU Optronics Corp., Hsin-Chu, TW;

Inventors:

Li-Wei Liu, Hsin-Chu, TW;

Tsung-Ting Tsai, Hsin-Chu, TW;

Assignee:

AU Optronics Corp., Science-Based Industrial Park, Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An Nth shift register includes a pull up unit, a driving unit, a first pull down unit, a second pull down unit, and a third pull down unit. The pull up unit is used for providing a first pull up signal according to a first clock signal, a second clock signal, and a starting pulse. The driving unit is used for providing a driving signal according to the first pull up signal and providing a gate signal according to the first clock signal and the driving signal. The first pull down unit is used for pulling down the first pull up signal according to the first clock signal. The second pull down unit is used for pulling down the driving signal according to a second pull up signal. The third pull down unit is used for pulling down the gate signal according to the second clock signal.


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