To provide a navigation device with which it is possible to search for an appropriate route using the network data acquired from an information processing device via a network.SOLUTION: The present invention provides a navigation device 35 comprising: communication determination means 52 for determining whether or not communication with an information processing device is possible; map data acquisition means 45 for acquiring first map data held by the information processing device; first map data storage means 55 for storing the first map data acquired by the map data acquisition means; second map data storage means 56 for previously storing second map data; base point setting means 54 which, when it is determined by the communication determination means that communication with the information processing device is impossible, sets a base point to the boundary of the first map data stored in the first map data storage means and the second map data; and display processing means 57 for displaying a route searched using the base point as a waypoint.SELECTED DRAWING: Figure 1
ナビゲーション装置、プログラム
2022-08-03
Patent
Elektronische Ressource
Japanisch