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. 18, 2006
Filed:
Mar. 29, 2004
Dominique Lo Hine Tong, Rennes, FR;
Ali Louzir, Rennes, FR;
Philippe Chambelin, Chateaugiron, FR;
Christian Person, Locmaria Plouzar, FR;
Jean-philippe Coupez, Le Relecq Kerhuon, FR;
Dominique Lo Hine Tong, Rennes, FR;
Ali Louzir, Rennes, FR;
Philippe Chambelin, Chateaugiron, FR;
Christian Person, Locmaria Plouzar, FR;
Jean-Philippe Coupez, Le Relecq Kerhuon, FR;
Thomson Licensing, Boulogne-Billancourt, FR;
Abstract
A floating microwave filter in a waveguide structure comprises filtering elements sandwiched between two foam half-bars that are placed inside a waveguide. The filtering elements are metal features etched in the surface of one of the two foam half-bars and the waveguide is an internally hollowed-out block of foam having a metallized external surface.