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:
Dec. 02, 2003
Filed:
Oct. 04, 2001
Applicant:
Inventors:
Charline Guguen, Rennes, FR;
Gérard Haquet, Chateaubourg, FR;
Corinne Nicolas, La Chapelle des Fougeretz, FR;
Assignee:
Thomson Licensing S.A., Boulogne, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01P 1/208 ;
U.S. Cl.
CPC ...
H01P 1/208 ;
Abstract
Waveguide filters for filters operating at millimeter wavelengths which require high accuracy. The filter includes a plurality of discs held in the cylinder of a support. Each disc has a recess defining cavity size. The various parts forming the filter are simplified thereby making it possible to reduce production costs while providing good accuracy.