Patents by Inventor Randall J. Silva

Randall J. Silva 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).

  • Mode determination for mobile GPS terminals
    Patent number: 7969351
    Abstract: The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: June 28, 2011
    Assignee: SiRF Technology, Inc.
    Inventors: Ashutosh Pande, Lionel Jacques Garin, Steve Chang Chiayee, Gengsheng Zhang, Randall J. Silva
  • Mode Determination for Mobile GPS Terminals
    Publication number: 20080180316
    Abstract: The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
    Type: Application
    Filed: December 4, 2007
    Publication date: July 31, 2008
    Inventors: Ashutosh Pande, Lionel Jacques Garin, Steve Chang Chiayee, Gengsheng Zhang, Randall J. Silva
  • Mode determination for mobile GPS terminals
    Patent number: 7304606
    Abstract: The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
    Type: Grant
    Filed: January 17, 2004
    Date of Patent: December 4, 2007
    Assignee: SiRF Technology, Inc.
    Inventors: Ashutosh Pande, Lionel Jacques Garin, Steve Chang Chiayee, Gengsheng Zhang, Randall J. Silva
  • Mode determination for mobile GPS terminals
    Patent number: 6703971
    Abstract: The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
    Type: Grant
    Filed: February 21, 2002
    Date of Patent: March 9, 2004
    Assignee: SiRF Technologies, Inc.
    Inventors: Ashutosh Pande, Lionel J. Garin, Chiayee S. Chang, Gengsheng Zhang, Randall J. Silva
  • Mode determination for mobile GPS terminals
    Publication number: 20020154058
    Abstract: The present invention discloses a system for determining the position of a GPS terminal. The system comprises a GPS terminal, a location aiding server, and a communications system. Messages are passed between the GPS terminal and the server, as well as within the GPS terminal, to determine the mode of operation of the GPS portion of the system. Decisions are made based on availability of aiding data and Quality of Service requirements.
    Type: Application
    Filed: February 21, 2002
    Publication date: October 24, 2002
    Inventors: Ashutosh Pande, Lionel J. Garin, Chiayee S. Chang, Gengsheng Zhang, Randall J. Silva