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. 15, 2003
Filed:
Aug. 22, 2001
Applicant:
Inventors:
Patrice Hirtzlin, Rennes, FR;
Christian Yves Allaire, La Dagueniére, FR;
Ali Louzir, Rennes, FR;
Luc Pagnier, D'Olonne, FR;
Assignee:
Thomson Licensing S.A., Boulogne, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 9/00 ; H01Q 1/524 ; B29C 6/500 ;
U.S. Cl.
CPC ...
G02B 9/00 ; H01Q 1/524 ; B29C 6/500 ;
Abstract
The invention relates to a focusing device comprising a Luneberg lens comprising a homogeneous volume of dielectric. It is characterized in that the dielectric comprises a granular agglomerate defined by a homogeneous granule size distribution of thermoplastic granules, at least one plurality of these granules being welded together by granule boundaries in order to keep said volume consolidated. Particular application to lenses for the tracking of nongeostationary satellites, of at least one geostationary satellite, or for use in an MMDS system.