| 摘要 |
PROBLEM TO BE SOLVED: To provide a navigation device capable of providing, using a plurality of screen displays, the image display that is more effective in driving a vehicle. SOLUTION: The navigation device, which can display at the same time a first screen for displaying a simplified map showing an entire route and a second screen for displaying the current position of the vehicle on the map, is characterized in that it controls to change the display of the screen to the preselected one (either the first or second screen) when the current position of the vehicle reaches within a predetermined area within the first screen. |
