Patents by Inventor Luc Marie Marcel Verpooten

Luc Marie Marcel Verpooten has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method to signal a failure in a mixed PDH/SDH network in order to enable the latter to provide a service such as a protection mechanism
    Patent number: 6055226
    Abstract: To signal a failure in a mixed PDH/SDH network in order to enable this network to provide a service such as a protection mechanism, an alarm indication has to be provided to an SDH node in the event of that failure. A PDH node linked to that SDH node creates an alarm data stream and provides this alarm data stream to the SDH node in the event of any of:an internal PDH node failure; anda link failure between the previous node and the PDH node; andupon reception of such an upstream created alarm data stream;The SDH node creates the alarm indication in the event of any of:a link failure between the PDH node and the SDH node; andupon reception of such an alarm data stream coming from the PDH node.
    Type: Grant
    Filed: August 8, 1997
    Date of Patent: April 25, 2000
    Assignee: Alcatel
    Inventor: Luc Marie Marcel Verpooten