Patent ID: 6898521

Claim:
A navigation device comprising: a communication exchange section configured to exchange signals with an external communication terminal; a memory section configured to store position information of the external communication terminal contained in a signal received from the external communication terminal, the signal including the location of the external communication terminal; a vehicle position detecting section configured to detect a current position of a vehicle equipped with the navigation device; a route calculating section configured to set a destination based on the position information of the external communication terminal stored in the memory section and calculates a recommended route for traveling from the current position detected by the vehicle position detecting section to the destination corresponding to the stored location of the external communication terminal; and a communication control section configured to control communications between the communication exchange section and the external communication terminal that sent the position information, and to acquire an updated position information of the external communication terminal; and a recalculating section configured to reset the destination to an updated destination based on the updated position information of the external communication terminal that was acquired, and to recalculate the recommended route to travel from the current position recently detected to the updated destination.