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:
Jun. 27, 2000
Filed:
Nov. 30, 1995
Applicant:
Inventors:
Gerard Leclerc, Osny, FR;
Denis Blavette, Saint Ouen l'Aumone, FR;
Didier Lemaitre, Jouy le Moutier, FR;
Assignee:
Alcatel Espace, Nanterre Cedex, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L / ; H04L / ; H04L / ;
U.S. Cl.
CPC ...
375326 ; 375340 ; 327 18 ;
Abstract
The invention relates to apparatus for detecting the presence or the absence of a signal carrier wave received by a receiver. The carrier wave is modulated by a digital signal at a symbol clock frequency. According to the invention, the apparatus includes: