| 摘要 |
PROBLEM TO BE SOLVED: To exactly determine the necessity of using a facility by searching a plurality of facilities of assigned classification on a route, and by providing information using a distance therefrom as a reference. SOLUTION: A facility classification assigning means 41 receives an assignment about the classification of the facility from an input part 11, a facility search means 42 searches the assigned classification of the facilities from the route under travel, and a facility-to-facility distance measuring means 43 measures a distance between a distance to the first facility existing in a just front side of own vehicle and a distance to the second facility existing in the next, out of the searched facilities, in every a prescribed distance. A distance determining means 44 determines whether an inter-facility distance expressing a different thereof is the prescribed distance or more, and a facility distance notifying means 45 informs, when corresponding thereto, a user of the distance from the own vehicle to the first facility, and the distance from therefrom to the second facility, respectively on a display 10 or from a voice output facility (not shown). COPYRIGHT: (C)2009,JPO&INPIT |
