Patents by Inventor Ningya Wang

Ningya Wang 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 to allow simple IP mobile nodes to operate seamlessly in a mobile IP network with true roaming capabilities
    Publication number: 20060019708
    Abstract: A system and method of transmitting information between a mobile node and a home agent of the mobile node. The mobile node has an associated home AAA server. The address of the HAAA is determined. The HAAA is contacted and, responsively, receives information indicating a methodology of determining the home address of the mobile node. A proxy server determines the address of the home agent using information received from the PDSN. The information is routed from the mobile node to the home agent having the address.
    Type: Application
    Filed: September 26, 2005
    Publication date: January 26, 2006
    Inventors: Sundar Raman, Chandra Warrier, Ningya Wang
  • System and method to allow simple IP mobile nodes to operate seamlessly in a mobile IP network with true roaming capabilities
    Patent number: 6978128
    Abstract: A system and method of transmitting information between a mobile node and a home agent of the mobile node. The mobile node has an associated home AAA server. The address of the HAAA is determined. The HAAA is contacted and, responsively, receives information indicating a methodology of determining the home address of the mobile node. A proxy server determines the address of the home agent using information received from the PDSN. The information is routed from the mobile node to the home agent having the address.
    Type: Grant
    Filed: May 4, 2001
    Date of Patent: December 20, 2005
    Assignee: UTStarcom, Inc.
    Inventors: Sundar Raman, Chandra Warrier, Ningya Wang