MAP INFORMATION UPDATE APPARATUS AND MAP INFORMATION UPDATE SYSTEM

A map information update apparatus includes: a map information storage unit that stores district map information including a plurality of division areas; a receiver that receives a broadcast wave carrying information of one or more of the plurality of division areas; a wireless communication unit th...

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Bibliographische Detailangaben
Hauptverfasser:	UTSUGI Toshinori, IMAI Takeshi
Format:	Patent
Sprache:	eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY GYROSCOPIC INSTRUMENTS LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION SURVEYING TESTING TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:	A map information update apparatus includes: a map information storage unit that stores district map information including a plurality of division areas; a receiver that receives a broadcast wave carrying information of one or more of the plurality of division areas; a wireless communication unit that receives a radio wave carrying information of one or more of the plurality of division areas by wireless communication; and an information update unit that updates, when the district map information does not satisfy a first basis, the district map information for each division area based on the information carried by the broadcast wave received by the receiver and updates, when the district map information satisfies the first basis, the district map information for each division area based on the information carried by the radio wave received by the wireless communication unit.