The present invention provides a technique for detecting a sign of a malfunction in an onboard communication apparatus. Accordingly, one representative onboard communication apparatus according to the present invention is an onboard communication apparatus which is installed in a vehicle and which transmits power waves to, and receives information waves from, a ground element installed along a railroad track, the apparatus comprising: a power wave transmitting unit that generates power waves; an onboard element that transmits the power waves generated by the power wave transmitting unit to the ground element and receives information waves transmitted by the ground element; a feedback unit that detects output of the power waves and stabilizes the output to a prescribed output; and a deterioration diagnosis unit that outputs, as information indicating a sign of a malfunction ("deterioration information" hereinafter), information based on a feedback command value of the feedback unit.


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    Titel :

    ONBOARD COMMUNICATION APPARATUS AND RAILROAD VEHICLE


    Weitere Titelangaben:

    BORDKOMMUNIKATIONSGERÄT UND SCHIENENFAHRZEUG
    APPAREIL DE COMMUNICATION EMBARQUÉ ET VÉHICULE FERROVIAIRE


    Beteiligte:
    SATO SHINNOSUKE (Autor:in) / HASEGAWA OSAMU (Autor:in)

    Erscheinungsdatum :

    12.01.2022


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H04B TRANSMISSION , Übertragung



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