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. 12, 2016
Filed:
Nov. 27, 2013
Applicant:
Hrl Laboratories Llc., Malibu, CA (US);
Inventor:
Daniel J. Gregoire, Thousand Oaks, CA (US);
Assignee:
HRL Laboratories, LLC, Malibu, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/36 (2006.01); H01Q 9/30 (2006.01); H01Q 13/28 (2006.01); H01Q 15/10 (2006.01); H01Q 19/06 (2006.01);
U.S. Cl.
CPC ...
H01Q 9/30 (2013.01); H01Q 13/28 (2013.01); H01Q 15/10 (2013.01); H01Q 19/067 (2013.01); Y10T 29/49016 (2015.01);
Abstract
A circularly polarized artificial impedance surface antenna (AISA) includes an impedance modulated substrate having a modulated scalar impedance to a surface wave traversing a top surface of the substrate, wherein the impedance modulation has a plurality of intertwined lines of constant impedance, and wherein each line of constant impedance follows a spiral elliptical path.