| 摘要 |
In a route verification method for verifying a route that allows arrival at a destination in a shortest time, a server obtains, via a network, route information including a starting point and destination of a vehicle having a car navigation device, calculates a route with a shortest required time from the starting point to the destination based on the route information obtained from a plurality of vehicles, and transmits route information with the shortest required time to a terminal device, and the terminal device displays on a display the route with the shortest required time and a route on which the target vehicle runs from the starting point to the destination, wherein the route with the shortest required time is calculated using a link travel time, in the time to be expected that the target vehicle runs, included in the route information obtained from the plurality of vehicles.
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