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. 07, 2009
Filed:
Nov. 17, 2004
Jean-marie Courteille, Palaiseau, FR;
Hervé Sorel, Jouy En Josas, FR;
Jean-Marie Courteille, Palaiseau, FR;
Hervé Sorel, Jouy En Josas, FR;
Sagem Defense Securite, Paris, FR;
Abstract
A one-way connection device between at least a first Ethernet interface and a second Ethernet interface respectively comprising a first transmitter-receiver and a second transmitter-receiver each provided with external message transmit terminals and external message receive terminals, the device comprising a connection member for connecting the external transmit terminals of the first transmitter-receiver to the external receive terminals of the second transmitter-receiver, and a line-integrity signal transmit member connected to the external receive terminals of the first transmitter-receiver, the external transmit terminals of the second transmitter-receiver being kept disconnected from the external receive terminals of the first transmitter-receiver.