| 摘要 |
PROBLEM TO BE SOLVED: To search for the optimum route to the destination while adding the time required in the route setting. SOLUTION: One's own vehicle position estimation part 107b calculates the distance the own vehicle travels from the current position of the own vehicle detected by a GPS unit 102 to the completion of the setting of the guidance route, on the basis of the estimation time required in setting the route to the preset destination as the guidance route, estimates the arrival point of the own vehicle at the time when the setting of the guidance route is completed, and searches for the route to the preset destination from the estimated point. COPYRIGHT: (C)2007,JPO&INPIT |
