Patents by Inventor John F. Weidner

John F. Weidner 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).

  • Communications network system using full-juncture and partial-juncture station status information for alternate-path distance-vector routing
    Patent number: 5115495
    Abstract: Apparatus and method for routing messages in a communications network having a plurality of communications stations interconnected by a plurality of communication links, and having at least one destination station. Each communications station informs each neighboring communications station of the distance between itself and the destination station. Each communications station stores information identifying a first neighboring station through which it has a primary path to the destination station. The primary path is the shortest of all possible paths to the destination station. Each communications station that is connected to the destination station by at least one alternate path stores information identifying a second neighboring station through which it has an alternate path to the destination station.
    Type: Grant
    Filed: October 18, 1988
    Date of Patent: May 19, 1992
    Assignee: The Mitre Corporation
    Inventors: Paul F. Tsuchiya, W. Worth Kirkman, John F. Weidner