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Vehicle information system

  • US 6,621,452 B2
  • Filed: 09/19/2002
  • Issued: 09/16/2003
  • Est. Priority Date: 08/19/1997
  • Status: Expired due to Term
First Claim
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1. A method for retrieving information at a mobile system comprising:

  • providing a mobile database in the mobile system for storing information related to validity of location specifications;

    accepting a location specification from a user of the mobile system;

    determining if the accepted location specification is valid, including validating the location specification by accessing data from the mobile database; and

    if the accepted location specification is valid, transmitting the validated location specification in an information request sent from the mobile system to a server system, and receiving at the mobile system from the server system information related to the location specification sent to the server system.

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