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:
Feb. 08, 2000
Filed:
Sep. 09, 1997
Applicant:
Inventors:
Stephane Lamesch, La Garenne Colombes, FR;
Jean-Louis Braut, Chatou, FR;
Alain Le Mehaute, Gif sur Yvette, FR;
Denis Cottevieille, Montreuil, FR;
Assignee:
Alcatel CIT, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01P / ; H04B / ;
U.S. Cl.
CPC ...
333 12 ; 333 33 ; 333206 ;
Abstract
An electrical signal transmission device includes a core and an outer conductor separated by a dielectric. To eliminate external radiated interference, for which the device behaves like a receiving antenna, the core, the outer conductor and/or the dielectric feature discontinuities forming impedance discontinuities. The discontinuities are chosen to prevent propagation towards the core of external interference waves in a particular range of frequencies.