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Vehicle-use data processing system, on-vehicle terminal device constituting such system, and navigation device

  • US 6,202,022 B1
  • Filed: 08/05/1998
  • Issued: 03/13/2001
  • Est. Priority Date: 09/25/1997
  • Status: Expired due to Fees
First Claim
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1. A vehicle-use data processing system which comprises an information center and an on-vehicle terminal device connected to the information center via a communication means, and in which data presented by the information center is used in a vehicle, whereinthe on-vehicle terminal device comprises:

  • a registration point information memory for storing registration point information including a position of a registration point and facility information concerning a facility at the registration point, and a request means for generating a request for maintenance of the registration point information, wherein the on-vehicle terminal device transmits the maintenance request to the information center, and wherein the information center comprises;

    a facility information memory for storing the facility information together with the position of the facility, and a maintenance data preparation means in response to the maintenance request for preparing maintenance data to fill and/or update the registration point information of the vehicle based on the facility information stored in the facility information memory, wherein the information center returns the maintenance data to the on-vehicle terminal device.

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