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:
Jan. 25, 2011
Filed:
Sep. 26, 2006
Applicants:
Jignesh Gandhi, Burlington, MA (US);
Nesbitt W. Hagood, Wellesley, MA (US);
Roger W. Barton, Andover, MA (US);
Inventors:
Jignesh Gandhi, Burlington, MA (US);
Nesbitt W. Hagood, Wellesley, MA (US);
Roger W. Barton, Andover, MA (US);
Assignee:
Pixtronix, Inc., Andover, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/03 (2006.01);
U.S. Cl.
CPC ...
Abstract
A display includes an array of light modulators that define a display plane, a light guide and front- and rear-facing reflective surfaces. The light guide includes a plurality of geometric light redirectors, and at least 50% of the light guide's rear surface is parallel to the display plane. The rear-facing reflective surface is parallel to the display plane and includes a plurality of apertures.