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Navigation system and program of route search method

  • US 20040158395A1
  • Filed: 12/22/2003
  • Published: 08/12/2004
  • Est. Priority Date: 12/26/2002
  • Status: Abandoned Application
First Claim
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1. A navigation system, comprising:

  • an information acquisition processing unit for acquiring search data, including network data of networks formed for individual transportation measures;

    a search processing unit for hierarchical searching of acquired search data for routes based on the network data beginning with a network of a highest priority; and

    a route connection processing unit for connecting routes found as a result of the search.

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