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.
Patent No.:
Date of Patent:
Oct. 20, 2015
Filed:
Dec. 27, 2012
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventor:
ChangHeon Kang, Paju, KR;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 19/00 (2006.01); G11C 19/28 (2006.01); G09G 3/36 (2006.01); G09G 3/32 (2006.01);
U.S. Cl.
CPC ...
G11C 19/28 (2013.01); G09G 3/3611 (2013.01); G09G 3/3677 (2013.01); G09G 3/3225 (2013.01); G09G 2310/0286 (2013.01);
Abstract
A shift register includes a plurality of stages each having a pull-up transistor, a pull-down transistor and a flip-flop, the plurality of stages outputting high level output voltages sequentially for one horizontal period in response to at least one clock signal and a start signal, and an AH control circuit connected to input terminals and output terminals of the plurality of stages to control output signals of all the stages into a high level for one frame.