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:
Mar. 10, 2015
Filed:
Apr. 06, 2012
Applicants:
Joseph S. Colburn, Malibu, CA (US);
Carson R. White, Agoura Hills, CA (US);
Daniel J. Gregoire, Thousand Oaks, CA (US);
Inventors:
Joseph S. Colburn, Malibu, CA (US);
Carson R. White, Agoura Hills, CA (US);
Daniel J. Gregoire, Thousand Oaks, CA (US);
Assignee:
HRL Laboratories, LLC, Malibu, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 15/02 (2006.01); H01Q 15/14 (2006.01); H05K 1/16 (2006.01); H01Q 15/00 (2006.01);
U.S. Cl.
CPC ...
H01Q 15/148 (2013.01); H05K 1/165 (2013.01); H01Q 15/0066 (2013.01); H01Q 15/002 (2013.01); H01Q 15/008 (2013.01); H05K 2203/162 (2013.01);
Abstract
A tunable impedance surface, the tunable surface including a plurality of elements disposed in a two dimensional array; and an arrangement of variable negative reactance circuits for controllably varying negative reactance between at least selected ones of adjacent elements in the aforementioned two dimensional array.