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:
May. 17, 2016
Filed:
May. 06, 2013
Applicant:
The Hong Kong University of Science and Technology, Hong Kong, CN;
Inventors:
Tao Du, Hong Kong, CN;
Fan Fan, Hong Kong, CN;
Vladimir Grigorievich Chigrinov, Hong Kong, CN;
Hoi Sing Kwok, Hong Kong, CN;
Assignee:
The Hong Kong University of Science and Technology, Hong Kong, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/28 (2006.01);
U.S. Cl.
CPC ...
G02B 27/286 (2013.01); G02B 27/285 (2013.01);
Abstract
A polarization converter and polarization conversion systems are provided. The polarization converter and polarization conversion systems include a patterned polarization grating with left hand and right hand polarization grating domains. The polarization grating domains are configured to diffract incident non-polarized light into beams having left and right circular polarization states.