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. 08, 2012
Filed:
Apr. 29, 2011
Lorne A. Whitehead, Vancouver, CA;
Gregory John Ward, Albany, CA (US);
Wolfgang Stuerzlinger, Toronto, CA;
Helge Seetzen, Vancouver, CA;
Lorne A. Whitehead, Vancouver, CA;
Gregory John Ward, Albany, CA (US);
Wolfgang Stuerzlinger, Toronto, CA;
Helge Seetzen, Vancouver, CA;
Dolby Laboratories Licensing Corporation, San Francisco, CA (US);
Abstract
An edge lit locally dimmed display has a spatial light modulator illuminated by a light source. The light source is positioned at an edge and behind the spatial light modulator. The spatial light modulator is illuminated with a low resolution version of a desired image. The illumination may comprise a series of lighting elements that vary smoothly from one element to another at the spatial light modulator.