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:
Jun. 07, 2005

Filed:

Mar. 07, 2003
Applicants:

Kazuyoshi Kawabe, Fukuoka, JP;

Junichi Hirakata, Chiba, JP;

Inventors:

Kazuyoshi Kawabe, Fukuoka, JP;

Junichi Hirakata, Chiba, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G003/36 ;
U.S. Cl.
CPC ...
Abstract

In a display device, a first drive circuit supplies one and another first signals to plural adjacent scanning signal lines during first and second time intervals in a frame period, respectively. During the first time interval, a second drive circuit generates a second voltage corresponding to video data and supplies the second voltage to pixels associated with the adjacent scanning signal lines supplied with the first signal, and during the second time interval, the second drive circuit generates and supplies a second voltage to ones of the pixels associated with the adjacent scanning signal lines supplied with the first signal such that the pixels associated with the adjacent scanning signal lines supplied with the first signal produce luminance lower than that produced during the first time interval.


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