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. 25, 2010
Filed:
Feb. 19, 2004
Applicants:
Jacques Angele, Malakoff, FR;
Philippe Martinot-lagarde, Marcoussis, FR;
Romain Vercelletto, Poissy, FR;
Inventors:
Jacques Angele, Malakoff, FR;
Philippe Martinot-Lagarde, Marcoussis, FR;
Romain Vercelletto, Poissy, FR;
Assignee:
NEMOPTIC, Magny les Hameaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a display device comprising a bistable nematic liquid crystal matrix screen with breaking of anchoring, the device being characterized in that it includes addressing means suitable for generating and applying control signals to each pixel of the matrix screen, the control signals having sloping rising edges presenting a gradient lying in the range 0.5 V/μs to 0.0001 V/μs.