| 摘要 |
PROBLEM TO BE SOLVED: To provide a technique about route search from a departure place to a destination.SOLUTION: The route search device for searching a route from a departure place to a destination includes: a storage unit that stores cost information and connection link information as network data, while being associated with a link as data representing a road of a prescribed section, the cost information being an index of trafficability of the road corresponding to the link, and the connection link information representing a link that, when traveling the road corresponding to the link from one end point of the road in the direction towards the other end point, indicates a trafficable road from the road as a connection link; and a processing unit that, by referring to the network data, extracts connection links corresponding to one link when searching a route, and determines the route on the basis of each cost information of the extracted connection links.SELECTED DRAWING: Figure 3 |
