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:
Feb. 12, 2008
Filed:
Aug. 25, 2003
Applicant:
John Barrett George, Carmel, IN (US);
Inventor:
John Barrett George, Carmel, IN (US);
Assignee:
Thomson Licensing, Boulogne-Billancourt, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 3/223 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for setting opto-sensor detection sensitivity in a projection video display comprising the steps of sequentially generating video signals of different colors for illuminating a sensor with video images of the video signals. In responsive to the video signals automatically selecting respective detection thresholds. Sequentially detecting sensor signals in excess of the respective detection thresholds. Coupling the detected sensor signals for automated adjustment of the projection video display.