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:
Dec. 15, 2009
Filed:
Apr. 18, 2006
Applicant:
Edward Craig Hyatt, Durham, NC (US);
Inventor:
Edward Craig Hyatt, Durham, NC (US);
Assignee:
Sony Ericsson Mobile Communications AB, Lund, SE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); G02F 1/13 (2006.01); G02F 1/00 (2006.01); G03B 7/083 (2006.01); G03B 7/093 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic aperture comprises first and second polarizers and a liquid crystal layer disposed between the first and second polarizers. The liquid crystal layer comprises a plurality of liquid crystals having an angular orientation that varies as a function of position. In one exemplary embodiment, the angular orientation of the liquid crystals varies as a function of distance from an optical axis.
Quick Actions:
Hyatt, Edward. (2009). Liquid crystal aperture in a camera (U.S. Patent No. 7633587). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7633587
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile