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:
May. 12, 2009
Filed:
Jul. 19, 2007
Applicant:
Su Hwan Moon, Kyoungsangbuk-do, KR;
Inventor:
Su Hwan Moon, Kyoungsangbuk-do, KR;
Assignee:
LG Display Co. Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A shift register having a plurality of stages for shifting a start pulse and outputting a shifted start pulse to a next stage, each of the plurality of stages includes a pull-up transistor controlled by a first node to apply a first clock signal to an output line, a first pull-down transistor controlled by a second node to apply a first driving voltage to the output line, a controller for controlling the first and second nodes, and a compensating capacitor connected between the first node and an input line of a second clock signal, the second clock signal being different from the first clock signal.