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:
Nov. 21, 2006
Filed:
Aug. 15, 2002
Akihiko Ito, Suwa, JP;
Shoichi Iino, Suwa, JP;
Akihiko Ito, Suwa, JP;
Shoichi Iino, Suwa, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A multiplex driving method and driving apparatus are provided for a liquid crystal display device having a liquid crystal layer disposed between a pair of substrates, a plurality of row electrodes arranged on one of the substrates and a plurality of column electrodes arranged on the other substrate, the plurality of row electrodes being arranged in plural groups. A portion of the row electrodes are simultaneously selected a within a selection period in which the selection period is divided into a plurality of intervals. A weighted voltage is applied in accordance with desired display data in each of the plurality of intervals to achieve a gray scale display.