route guidance system, route guidance system, route guidance method, and computer program

摘要

PROBLEM TO BE SOLVED: To reduce a chance of re-searching for an unnecessary route in route guidance.;SOLUTION: A route guidance device 200 comprises: a route acquisition section 231 capable of acquiring a route to a destination; and a route guidance section 232 capable of performing route guidance along the route. When a predetermined condition including a condition that a distance, between the route under the route guidance and a present position of a user, is larger than a predetermined distance threshold is satisfied (S40), the route acquisition section 231 can re-acquire the route from the present position to the destination (S80). Also, the route guidance section 200 has a distance threshold acquisition section 233 capable of acquiring the distance threshold depending on the present position of the user (S30).;COPYRIGHT: (C)2014,JPO&INPIT