To provide a navigation device that responds to a communication disabled situation.SOLUTION: Provided is a navigation device 35 comprising: map data storage means 56 for storing second map data; 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; map drawing means 48 which, when it is determined by the communication determination means that communication with the information processing device is possible, draws a first map on the basis of the first map data acquired by the map data acquisition means in a first drawing area and draws a second map in the same range as the first map in a second drawing area on the basis of the second map data; and display processing means 57 for causing the map of the first drawing area to be displayed preferentially over the map of the second drawing area by a display device.SELECTED DRAWING: Figure 1
ナビゲーション装置、プログラム
2022-08-02
Patent
Electronic Resource
Japanese