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Navigation method and system having improved arrival detection function for large scale destination

  • US 20070112510A1
  • Filed: 11/12/2005
  • Published: 05/17/2007
  • Est. Priority Date: 11/12/2005
  • Status: Active Grant
First Claim
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1. A method of determining an arrival at a particular destination for use with a navigation system, comprising the following steps of:

  • determining if a destination to be reached is associated with polygon data in map data where the polygon data shows a shape of the destination or other place related to the destination;

    performing a route guidance operation to guide a user to the destination through a calculated route;

    checking whether any portion of the shape of the destination comes within an arrival detection range where the arrival detection range is a range defined by a predetermined distance from the current user position; and

    notifying arrival at the destination when any part of the shape of the destination comes within the arrival detection range.

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