Vehicle navigation system with off-board server

  • US 6,741,931 B1
  • Filed: 09/05/2002
  • Issued: 05/25/2004
  • Est. Priority Date: 09/05/2002
  • Status: Active Grant
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First Claim
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1. An on-board vehicular system for use with a remote navigation server including a navigation data base, a route calculator and a voice message recognition and generation system, the on-board vehicular system comprising:

  • a global positioning system (GPS) receiver adapted to generate vehicular location coordinates in response to signals received from a GPS;

    a transceiver module for recognizing operator commands, for generating commands to the operator and for sending, receiving and storing data messages, the transceiver module coupled to the GPS receiver for receipt of vehicle coordinate data;

    a mobile phone coupled via a wireless communication medium to the transceiver module and adapted to send vehicle coordinate data and route requests from the transceiver module to the remote navigation server and further adapted to receive navigational route information generated by the route calculator and to forward received information to the transceiver module via the wireless communication medium; and

    an instruction unit associated with the transceiver module for communicating to the operator turn-by-turn directional navigation instructions generated by the transceiver module in response to received navigational route information.

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