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Vehicle navigation method

  • US 20050027446A1
  • Filed: 06/22/2004
  • Published: 02/03/2005
  • Est. Priority Date: 07/16/2003
  • Status: Abandoned Application
First Claim
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1. A vehicle navigation method for a vehicle comprising the steps of:

  • responsive to vehicle travel along a particular route passing through a restricted location that road traffic restriction information indicates as having a traffic restriction, recording information associated with the restricted location as traffic restriction history information; and

    in subsequent travel toward the restricted location, after the traffic restriction history information has been recorded, searching for a passable route utilizing both current road traffic restriction information and the previously recorded traffic restriction history information.

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