Patent ID: 6061629
Filing Date: 2000-05-09
Classification: G01C,G08G,G09B

Abstract:
A traffic navigation apparatus for a vehicle comprising:means for storing map data of a map which covers at least a moving range of said vehicle;means for detecting the current position of said vehicle;means for setting an avoidance region on said map to be by-passed by said vehicle;means for specifying two arbitrary points on said map;first search means for seeking a recommendable route between said two points;second search means for seeking a recommendable route which connects said two points by by-passing said avoidance region; andmeans for displaying the recommendable route which is sought by said first search means together with said map based on the current position if a difference between a distance of the recommendable route sought by said first search means and a distance of the recommendable route sought by said second search means is larger than a predetermined value, and otherwise displaying the recommendable route which is sought by said second search means together with said map based on the current position.