Map database device, map display apparatus and recording medium capable of efficiently having and utilizing height data

The map database device according to the present invention is employed to display a bird's eye view map achieved by converting a two-dimensional map into a display format adopting a bird's eye view method. And the map data base device includes: a height data portion in which height data re...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MATSUOKA YOUJI, OHUCHI KATSUO
Format:	Patent
Sprache:	eng
Schlagworte:	ADVERTISING APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND,DEAF OR MUTE CALCULATING COMPUTING COUNTING CRYPTOGRAPHY DIAGRAMS DISPLAY EDUCATION EDUCATIONAL OR DEMONSTRATION APPLIANCES GLOBES GYROSCOPIC INSTRUMENTS IMAGE DATA PROCESSING OR GENERATION, IN GENERAL MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS PLANETARIA SEALS SIGNALLING SURVEYING TESTING TRAFFIC CONTROL SYSTEMS
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Beschreibung
Zusammenfassung:	The map database device according to the present invention is employed to display a bird's eye view map achieved by converting a two-dimensional map into a display format adopting a bird's eye view method. And the map data base device includes: a height data portion in which height data respectively corresponding to altitudes of a plurality of areas into which the two-dimensional map is divided are respectively stored in correspondence to the areas.