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Digital map position information transfer method

  • US 20030109984A1
  • Filed: 10/16/2002
  • Published: 06/12/2003
  • Est. Priority Date: 04/27/2001
  • Status: Active Grant
First Claim
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1. A method of transmitting position information of a digital map for transmitting a vector shape on the digital map from a transmitting side and specifying the vector shape on a digital map in a receiving side by map matching at the receiving side, the method comprising the steps of:

  • selecting a portion in which a plurality of candidate points are generated with difficulty during the map matching as an endpoint of the vector shape; and

    transmitting the vector shape having the endpoint in the portion to the receiving side, wherein the steps of the selecting and transmitting are executed at the transmitting side.

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