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. 07, 2020
Filed:
Jun. 01, 2018
Applicant:
The Regents of the University of California, Oakland, CA (US);
Inventors:
Assignee:
The Regents of the University of California, Oakland, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01P 1/208 (2006.01); H01P 3/127 (2006.01); G02B 1/00 (2006.01); H01P 7/10 (2006.01);
U.S. Cl.
CPC ...
H01P 1/2082 (2013.01); G02B 1/002 (2013.01); H01P 1/2086 (2013.01); H01P 3/127 (2013.01); H01P 7/10 (2013.01);
Abstract
Waveguides in accordance with embodiments of the invention are disclosed. In one embodiment, a dual-mode circular waveguide includes a cavity, a first end wall including a first handedness-preserving metasurface positioned at a first end of the cavity, and a second end wall including a second handedness-preserving metasurface positioned at a second end of the cavity.