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.:

US 9791724 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 17, 2017

Filed:

Mar. 20, 2014
Applicant:

Lamda Guard Technologies Ltd., London, GB;

Inventors:

George Palikaras, London, GB;

Themos Kallos, London, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/00 (2006.01); G02B 5/30 (2006.01); G02B 27/28 (2006.01); G02F 1/09 (2006.01); G02F 1/01 (2006.01); H01L 31/054 (2014.01); G02B 5/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/093 (2013.01); G02B 1/002 (2013.01); G02B 5/008 (2013.01); G02B 5/3016 (2013.01); G02B 5/3025 (2013.01); G02B 27/28 (2013.01); G02B 27/283 (2013.01); G02F 1/0136 (2013.01); H01L 31/0547 (2014.12); Y02E 10/52 (2013.01);
Abstract

There is provided an optical diode comprising a circular polarisation splitter, a first circular polariser and a second circular polariser. The circular polarisation splitter is arranged to receive at least partially unpolarised light and output right-handed circular polarised light along a first optical path and left-handed circular polarised light along a second optical path. The first circular polariser is arranged on the first optical path and transmits right-handed circular polarised light and reflects left-handed circular polarised light. The second circular polariser is arranged on the second optical path and transmits left-handed circular polarised light and reflects right-handed circular polarised light.


Find Patent Forward Citations

Palikaras, George. (2017). Optical diode comprising components made from metamaterials (U.S. Patent No. 9791724). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9791724

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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