PROBLEM TO BE SOLVED: To provide an unauthorized communication establishment prevention system capable of simplifying a system configuration.SOLUTION: An electronic key 2 takes a LF band transmission radio wave Sa transmitted from a vehicle 1 as a trigger to execute smart collation with the vehicle 1. At this time, a phase control unit 24 controls a phase of a carrier wave S2 of the LF band transmission radio wave Sa. A phase detection unit 25 detects a phase of the received LF band transmission radio wave Sa to transmit phase information Sb thereon to the vehicle 1. A communication correctness determination unit 26, on the basis of the phase information Sb received from the electronic key 2, determines correctness of smart communication.SELECTED DRAWING: Figure 1

    【課題】システム構成を簡素化することができる通信不正成立防止システムを提供する。【解決手段】電子キー2は、車両1から送信されるLF帯の送信電波Saをトリガにして、車両1との間でスマート照合を実行する。このとき、位相制御部24は、LF帯の送信電波Saの搬送波S2の位相を制御する。位相検出部25は、受信したLF帯の送信電波Saの位相を検出し、その位相情報Sbを車両1に送信する。通信正否判定部26は、電子キー2から受信した位相情報Sbを基に、スマート通信の正否を判定する。【選択図】図1


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    Titel :

    UNAUTHORIZED COMMUNICATION ESTABLISHMENT PREVENTION SYSTEM


    Weitere Titelangaben:

    通信不正成立防止システム


    Beteiligte:
    FUSHIMI AKIRA (Autor:in)

    Erscheinungsdatum :

    2017-09-07


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    E05B LOCKS , Schlösser / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / H04Q Wähltechnik , SELECTING



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