[Object] To realize three-dimensional display while visibility of characters is ensured in the 3D map. [Solution] In displaying a 3D map, a feature image is generated by perspective projection of the feature on the basis of a predetermined position of the ...

[Object] To display a 3D map representing a feature that cannot be visually recognized such as an underground structure without a sense of discomfort. [Solution] With respect to features stored in the map database, an underground structure such as a tunnel...

Disclosed is a three-dimensional map wherein scale is preserved. Landscape feature data, wherein roads, buildings, and other landscape features are drawn three-dimensionally, is prepared, and a three-dimensional map is drawn on the basis of the data. The l...

OBJECT There are provided a measuring apparatus and a measuring system that can measure a distance between points and the like with high accuracy even on a narrow path that a vehicle can enter, and even if a road surface has bumps. SOLUTION Measuring devic...