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:
Aug. 09, 2016
Filed:
Feb. 21, 2013
Applicant:
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Inventors:
Fumiyuki Kobayashi, Osaka, JP;
Asahi Yamato, Osaka, JP;
Kohzoh Takahashi, Osaka, JP;
Taketoshi Nakano, Osaka, JP;
Toshihiro Yanagi, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/3677 (2013.01); G09G 3/2092 (2013.01); G09G 3/3614 (2013.01); G09G 3/3648 (2013.01); G09G 2300/0842 (2013.01); G09G 2310/0202 (2013.01); G09G 2310/08 (2013.01); G09G 2330/021 (2013.01); G09G 2330/027 (2013.01);
Abstract
A drive device of the present invention includes a VCOM selection circuit () for switching, before a display panel () is turned off, an electric potential of a counter electrode COM of each of pixels P from a VCOMto a VCOMwhich causes an electric potential of a drain electrode of each of the pixel P to be identical to the electric potential of the counter electrode COM after the display panel () is turned off.