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. 09, 1999
Filed:
Sep. 22, 1995
Applicant:
Inventors:
Jean-Pierre Guerlin, Le Plessis Bouchard, FR;
Xavier Sarremejean, Vaureal, FR;
Alain Chateau, Paris, FR;
Pascal Bourrier, Paris, FR;
Marc de Savigny, Courbevoie, FR;
Assignee:
Alcatel N.V., Rijswijk, NL;
Primary Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455557 ; 455574 ; 455343 ;
Abstract
A method and apparatus for conserving energy in a system including first and second devices interconnected by a data communication link via respective first and second interfaces in the first and second devices by sending a message over the link to put the interface in one device on standby. This message is sent by the interface in the other device. The first or second interface is reactivated by the other interface by electrical means via a physical medium of the link.