| 摘要 |
PROBLEM TO BE SOLVED: To make a driver correctly recognize a guide route when two or more intersections or roads in the proximity to an advancing direction continue.SOLUTION: A route guiding device according to the present invention is the route guiding device that guides a route from a departure point to a destination point, and has: traffic signal device checking means that checks whether or not, when passing a predetermined point ahead of a guide intersection intersected by a winding forward road on the route, a traffic signal device is installed at the guide intersection; installation search checking means that, when the traffic signal device is installed at the guide intersection, checks whether or not a search of the traffic signal device installation is already conducted at all of intersections present between the guide intersection and the predetermined point ahead thereof; counting means that, when the search of the traffic signal device installation is already conducted at all intersections, counts the number of traffic signal devices installed between the guide intersections and the predetermined point ahead thereof; and route guidance means that guides the winding forward road, using the number of traffic signal devices. |
