PROXIMITY DETECTION DEVICE, PROXIMITY DETECTION METHOD AND PROXIMITY DETECTION SYSTEM

To provide a proximity detection device, proximity detection method and proximity detection system capable of notifying a user of the number of proximity persons.SOLUTION: A proximity detection device includes: a reception section for receiving a specific electric wave transmitted from a transmissio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FUKUDA RIICHI, YOSHIMOTO TAKEHIRO
Format: Patent
Sprache:eng ; jpn
Schlagworte:
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