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. 02, 2006
Filed:
Nov. 26, 2002
Applicants:
Eiji Yamakawa, Sanda, JP;
Naoki Masazumi, Kobe, JP;
Inventors:
Eiji Yamakawa, Sanda, JP;
Naoki Masazumi, Kobe, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herewith is a matrix driving method of liquid crystal which exhibits a cholesteric phase. In the method, there is a selection pulse application step of applying pulses to select the final state of the liquid crystal, and between the selection pulse application step of a scanning line and the selection pulse application step of the next scanned scanning line, a delay step is inserted. During the delay step, a signal pulse is of 0V or of a pulse voltage for a display of a specified density.