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:
Oct. 30, 2012
Filed:
Feb. 11, 2009
Applicants:
Brian J. Gally, Los Gatos, CA (US);
Gang Xu, Cupertino, CA (US);
Ion Bita, San Jose, CA (US);
Marek Mienko, San Jose, CA (US);
Russell Gruhlke, Milpitas, CA (US);
Inventors:
Brian J. Gally, Los Gatos, CA (US);
Gang Xu, Cupertino, CA (US);
Ion Bita, San Jose, CA (US);
Marek Mienko, San Jose, CA (US);
Russell Gruhlke, Milpitas, CA (US);
Assignee:
QUALCOMM MEMS Technologies, Inc., San Diego, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/29 (2006.01);
U.S. Cl.
CPC ...
Abstract
A reflective electronic display includes a front light assembly with a diffuser for enlarging the viewing cone of the display. The front light may include a substrate, a plurality of optical turning features, and a diffuser formed therebetween. The haze of the diffuser may be spatially non-uniform and switchable between two or more levels.