ROUTE INFORMATION CONVERSION SYSTEM, ROUTE INFORMATION TRANSMISSION DEVICE, AND ROUTE INFORMATION RECEPTION DEVICE

This route information conversion system includes a route information transmission device and a route information reception device. The route information transmission device is provided with a route retrieval unit for generating a route retrieval result by referring to first map data, a position reference information generation unit for generating position reference information indicating a road corresponding to the retrieval result, and a surrounding road information generation unit for generating surrounding road information indicating a road branching from the road corresponding to the retrieval result. The route information reception device is provided with a route information restoration unit for restoring route information on second map data on the basis of the position reference information and a route matching determination unit for referring to the surrounding road information to determine whether the retrieval result on the first map data matches the route information on thesecond map data. 路径信息变换系统