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. 06, 2005
Filed:
Mar. 14, 2002
Applicants:
Ming Xu, Dallas, TX (US);
Chongchang Mao, Plano, TX (US);
Inventors:
Ming Xu, Dallas, TX (US);
Chongchang Mao, Plano, TX (US);
Assignee:
EC-Optics Technology Inc., , TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F001/13 ;
U.S. Cl.
CPC ...
Abstract
An optical processing device includes a polarization modulator operable to change a polarization state of an input optical signal based at least in part on a control voltage applied to a liquid crystal material associated with the polarization modulator. The control voltage is based at least in part on a temperature of the liquid crystal material.
Quick Actions:
Xu, Ming. (2005). Liquid crystal based optical signal processing (U.S. Patent No. 6972826). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6972826
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