| 摘要 |
PURPOSE:To search a route satisfying the demand of a driver. CONSTITUTION:In order to search a route to a destination, the destination is input through an input device 11. A central processing device 12 searches the optimum route to the destination from the map data stored in a data storage device 13. The data storage device 13 stores the data of the knowing degree or familiarity of roads 13a. Therefore, it is possible to search the route corresponding to the familiarity. A well-known road can be selected with priority during the search. |
