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:
Sep. 20, 2011
Filed:
Feb. 01, 2007
Patrick Dumon, Vigoulet-Auzil, FR;
Luc Duchesne, Angervilliers, FR;
Marc Le Goff, Les Ulis, FR;
Nicolas Gross, Bourg la Reine, FR;
Philippe Garreau, Mennecy, FR;
Patrick Dumon, Vigoulet-Auzil, FR;
Luc Duchesne, Angervilliers, FR;
Marc Le Goff, Les Ulis, FR;
Nicolas Gross, Bourg la Reine, FR;
Philippe Garreau, Mennecy, FR;
STE d Applications Technologiques de l Imagerie Micro-Onde, Villebon sur Yvette, FR;
Centre National d Etudes Spatiales, Paris, FR;
Abstract
The invention relates to an antenna that produces a radiation pattern that is axisymmetric about a geometrical axis (X) and exhibits a radiation maximum in a plane perpendicular to the direction of said X axis that includes a feed wire extending along said axis (X) from a first end situated level with a conducting surface forming an earth plane of the antenna to a second end that feeds a set of N radiating strands, N being an integer, characterized in that it also includes at least one earth return rod for the strands, said rod linking one of the radiating strands of the set to the earth plane.