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Route guidance service using the internet

  • US 20020067728A1
  • Filed: 11/15/2001
  • Published: 06/06/2002
  • Est. Priority Date: 12/04/2000
  • Status: Abandoned Application
First Claim
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1. A method of offering to a user by way of the Internet an optimum route when a plurality of sites are to be visited;

  • said method comprising steps of;

    storing in advance map information that includes information regarding the time required to travel on roads on a map;

    receiving, by way of said Internet, site information that is information indicating a plurality of sites that are to be visited, and storing said site information;

    obtaining, by way of said Internet, site-to-site information that includes information regarding real-time traffic conditions of said roads, and storing said site-to-site information;

    extracting an optimum route for visiting a plurality of said sites in the shortest time based on said map information, said site information, and said site-to-site information; and

    reporting the extracted optimum route to said user by way of said Internet.

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