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:
Oct. 25, 2011

Filed:

May. 02, 2007
Applicant:

Kyu-young Chung, Seoul, KR;

Inventor:

Kyu-Young Chung, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract

A source driving circuit includes a source driver circuit, an intermediate voltage generator, and a switching control unit. The source driver circuit receives display data and generates a source driving voltage corresponding to the received display data The intermediate voltage generator generates an intermediate source driving voltage. The switching control unit receives a plurality of control signals for selectively applying the source driving voltage and the intermediate source driving voltage to data lines of a display as a driving voltage and controls an order of transition to final levels of a common electrode voltage and the driving voltage. The common electrode voltage may be applied to a common electrode of a liquid crystal capacitor coupled to the data line of the display.


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