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:
Jun. 04, 2013
Filed:
Apr. 27, 2005
Applicants:
Michel Chevroulet, Neuchatel, CH;
Gregoire Guye, Chezard, CH;
Inventors:
Michel Chevroulet, Neuchatel, CH;
Gregoire Guye, Chezard, CH;
Assignee:
Semtech International AG, Wil, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
Circuit and method for controlling a liquid crystal segment () display wherein the shape of the control signals of the segments (e, e, b, b) is adapted according to a supply voltage (Vdd) so as to compensate at least partially the opacity variations caused by the supply voltage variations.