Position information transmitting and receiving, and target road segment identifying method and device

Position information transmitting and receiving, and target road segment identifying method and device

  • CN 101,514,904 A
  • Filed: 01/28/2002
  • Published: 08/26/2009
  • Est. Priority Date: 01/29/2001
  • Status: Active Application
First Claim
Patent Images

1. position information transmitting method that is used to send and receive road shape information, the method comprising the steps of:

  • At transmit leg with first numerical map,Select node in the target highway section on described first numerical map according to predetermined condition;

    Generation comprises the road shape information of the coordinate information of selected node;

    Send described road shape information;

    Take over party with second numerical map,By mate the selected node on described second numerical map according to described road shape information, discern the position of the selected node on described second numerical map;

    AndBy the search of execution path between the position of being discerned of the node on described second numerical map, discern the target highway section on described second numerical map.

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