Patents Examined by Wellington Chino
  • Method and apparatus for handoff of a wireless packet data services connection
    Patent number: 7085251
    Abstract: Methods and apparatus for providing location information to an Access Terminal (AT) when the Access Network (AN) is unable to contact a last serving PDSN, else maintaining the previous location information. In one embodiment, AN elements within an area supported by a Packet Data Serving Node (PDSN) are given a same Access Network ID (ANID). In this way, movement of the AT within the area supported by the PDSN do not initiate an update of location information. The AT receives location information specific to the PDSN and not the AN.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: August 1, 2006
    Assignee: Qualcom Incorporated
    Inventor: Ramin Rezaiifar