Patents by Inventor Frederick J. Dickson

Frederick J. Dickson 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).

  • System and method for managing foreign agent selections in a mobile internet protocol network
    Patent number: 7193985
    Abstract: A system and methods are shown for providing Internet Protocol communication services to a mobile client. One method includes sending a registration request from a radio node to a control node responsive to detecting a mobile client in a service area of the radio node. When the control node receives the request from the radio node, the control node determines a foreign agent to provide communication services to the mobile client. In one embodiment, the control node determines the foreign agent based on a mobile client information record, a radio node record, and a plurality of foreign agent records associated with the radio node. In one embodiment, the control node may select a last serving foreign agent associated with the mobile client.
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: March 20, 2007
    Assignee: UTStarcom, Inc.
    Inventors: Gregory K. Lewis, Frederick J. Dickson, Abhishek Sharma, Yingchun Xu