Patents by Inventor Andrew Wan-yeung Au

Andrew Wan-yeung Au 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 detecting and directing traffic in a network environment
    Patent number: 7852864
    Abstract: A method for detecting and directing traffic in a network environment is provided that includes receiving a packet included within a communication flow that is initiated by a mobile terminal and setting a flag within the packet. The method further includes directing the packet to a next destination by recognizing that the flag included within the packet was set and therefore is associated with a mobile-to-mobile communication session.
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: December 14, 2010
    Assignee: Cisco Technology, Inc.
    Inventors: Andrew Wan-yeung Au, Jayaraman R. Iyer
  • System and method for detecting and directing traffic in a network environment
    Patent number: 7327746
    Abstract: A method for detecting and directing traffic in a network environment is provided that includes receiving a packet included within a communication flow that is initiated by a mobile terminal and setting a flag within the packet. The method further includes directing the packet to a next destination by recognizing that the flag included within the packet was set and therefore is associated with a mobile-to-mobile communication session.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: February 5, 2008
    Assignee: Cisco Technology, Inc.
    Inventors: Andrew Wan-yeung Au, Jayaraman R. Iyer