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. 04, 2017
Filed:
May. 06, 2011
Geoffroy Lerosey, Paris, FR;
Christian Leray, Courdimanche, FR;
Fabrice Lemoult, Paris, FR;
Julien DE Rosny, Nogent sur Marne, FR;
Arnaud Tourin, Sevres, FR;
Mathias Fink, Meudon, FR;
Geoffroy Lerosey, Paris, FR;
Christian Leray, Courdimanche, FR;
Fabrice Lemoult, Paris, FR;
Julien De Rosny, Nogent sur Marne, FR;
Arnaud Tourin, Sevres, FR;
Mathias Fink, Meudon, FR;
TIME REVERSAL COMMUNICATIONS, Cergy Saint Christophe, FR;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), Paris, FR;
Abstract
A device () for receiving and/or emitting an electromagnetic wave, comprising a medium () of dielectric material, a plurality of passive resonant elements () incorporated inside said medium, the plurality of passive resonant elements () comprising a frequency band-gap, two neighbor passive resonant elements belonging to the plurality being spaced apart from each other of a first distance lower than λ/4, and at least one active resonant element () incorporated inside said plurality, said active resonant element () having a second structure different from a first structure of the passive resonant elements (), so that said active resonant element () has at least a second resonance frequency comprised inside the frequency band-gap of said plurality of passive elements ().