| 摘要 |
PROBLEM TO BE SOLVED: To retrieve for a guiding path by which a facility is located in the travelling direction left-hand side at the last destination point, when the facility name is input as a destination. SOLUTION: An input means can be input either the facility or a point as the destination. A control means retrieves for optimal path with which the travelling direction reaches a link of predetermined direction among links belonging to road nearest to this destination, when the facility is input by the input means as the destination. The control means retrieves for optimal path among the paths to two different links in which directions capable of advancing differ, respectively, when the point is input by the input means as the destination. COPYRIGHT: (C)2009,JPO&INPIT |
