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. 03, 2012
Filed:
Mar. 13, 2008
Marc Thevenot, Rilhac Rancon, FR;
Bernard Jecko, Rilhac Rancon, FR;
Thierry Monediere, Limoges, FR;
Regis Chantalat, Naves, FR;
Cyrille Menudier, St Julien le Petit, FR;
Patrick Dumon, Vigoulet-Auzil, FR;
Marc Thevenot, Rilhac Rancon, FR;
Bernard Jecko, Rilhac Rancon, FR;
Thierry Monediere, Limoges, FR;
Regis Chantalat, Naves, FR;
Cyrille Menudier, St Julien le Petit, FR;
Patrick Dumon, Vigoulet-Auzil, FR;
Centre National de la Recherche Scientifique (C.N.R.S.), Paris, FR;
Centre National d'Etudes Spatiales, Paris, FR;
Universite de Limoges, Limoges, FR;
Abstract
The invention relates to an antenna for transmitting or receiving electromagnetic waves at a working frequency f, that comprises a resonator with a filtering () coating that covers the major portion of the upper face of a reflector () located inside a cavity (), the coating () being capable of removing all the electromagnetic waves having a frequency f, and propagating in a direction parallel to the upper face of the reflector, without removing all the electromagnetic waves having a frequency fand propagating in a direction perpendicular to the upper face of the reflector.