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:
Apr. 05, 2016
Filed:
Apr. 08, 2011
Applicant:
Roger Clarke, Royston, GB;
Inventor:
Roger Clarke, Royston, GB;
Assignee:
The Technology Partnership PLC, Royston, Herts, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01); G02F 1/29 (2006.01); G02B 3/14 (2006.01); G02F 1/23 (2006.01);
U.S. Cl.
CPC ...
G02F 1/292 (2013.01); G02B 3/14 (2013.01); G02F 1/23 (2013.01); G02F 2001/294 (2013.01);
Abstract
A light modulation device comprising an optical element and at least one addressable mask disposed adjacent to the optical element. The optical element comprises at least two sub-elements, each of the at least two sub-elements having at least one optical characteristic wherein at least one optical characteristic of one sub-element is discrete from at least one optical characteristic of another sub-element. The mask comprises at least two regions corresponding to the at least two sub-elements, each of the at least two regions being individually addressable to enable its corresponding sub-element to be light transmitting.