| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a map display device for simultaneously observing a plurality of arbitrary places in detail on a single screen.SOLUTION: A map display device includes: a projection map data acquisition means which obtains projection map data on a specific point and its vicinity area magnified as compared with other areas based on map data without changing direction and distance on the specific point of the map; and a display means which displays a projection map based on the projection map data obtained by the projection map data acquisition means.</p> |
