| 摘要 |
PROBLEM TO BE SOLVED: To provide a car navigation system which can grasp business hours after a change as correctly as possible, even when the business hours of facility which is to serve as a destination is changed. SOLUTION: A car navigation system 1, or a car navigation system guidance driving route to the destination, is equipped with a short range wireless communicating device 11, which obtains a staying time at the facility that is the destination for each vehicle; a navigation system 12 for a vehicle; a route search section 13; a storing device 14, which estimates the business hours of the facility by analyzing the obtained staying time about each vehicle; a delay-monitoring section 15; and map database 16. According to the car navigation system 1, business hours after a change can be grasped as accurately as possible, even when the business hours of the facility that is to serve as the destination is changed. COPYRIGHT: (C)2011,JPO&INPIT |
