A vehicle-mounted device includes a control unit that generates a request signal, a transmission unit that sequentially transmits a request signal generated by the control unit from a plurality of respective transmission antennas, a reception unit that receives a response signal to the request signal, and a storage unit that stores a history of information included in a response signal received by the reception unit, and, in a case where the response signal is newly received by the reception unit, the control unit determines whether or not a vehicle is caused to perform a predetermined operation on the basis of the information included in the response signal and the history of the information included in the response signal stored in the storage unit.


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    Titel :

    Keyless entry system and vehicle-mounted device


    Beteiligte:
    MIYAZAWA AKIRA (Autor:in)

    Erscheinungsdatum :

    2018-03-20


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G07C TIME OR ATTENDANCE REGISTERS , Zeit- oder Anwesenheitskontrollgeräte / H04B TRANSMISSION , Übertragung



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