PROBLEM TO BE SOLVED: To provide an on-vehicle sensors that can be connected to connectors of a communication path to be mutually exchangeable, and can detect that connection destinations are replaced by exchange and detect abnormality occurring in recognition of individual identifiers allocated to the connectors.SOLUTION: An on-vehicle sensor 1 comprises: an ID acquiring portion that acquires individual identifiers ID; an ID memorizing portion that memorizes memorizing identifiers IDM; an ID set memorizing portion that previously memorizes n-pieces of individual identifiers; coincidence determining means that determines whether or not new identifiers IDN are identical to the memorized identifiers IDM; ID signal sending means that sends ID signals SID including the new identifiers IDN onto a communication path CAN; whole ID determining means that determines whether or not the n-pieces of individual identifiers ID are wholly identical to new identifiers IDN of an own on-vehicle sensor and other on-vehicle sensors 1; and exchange abnormality determining means that determines, on the basis of a determination result by the coincidence determining means and a determination result by the whole ID determining means, exchange by which connection destinations are replaced and abnormality of the new identifiers IDN acquired by the ID acquiring portion.SELECTED DRAWING: Figure 1

    【課題】通信バスのコネクタに互いに交換可能に接続され、交換によって接続先が入れ替わったことが検知でき、かつ、コネクタに割り当てられた個体識別子の認識に生じた異常を検知できる車載センサを提供する。【解決手段】車載センサ1は、個体識別子IDを取得するID取得部と、記憶識別子IDMを記憶するID記憶部と、n個の個体識別子IDを予め記憶したIDセット記憶部と、新規識別子IDNが記憶識別子IDMと一致しているか否かを判定する一致判定手段と、新規識別子IDNを含むID信号SIDを通信バスCAN上に送出するID信号送出手段と、n個の個体識別子IDが自己及び他の車載センサ1の新規識別子IDNに全て一致しているか否かを判定する全ID判定手段と、一致判定手段による判定結果と全ID判定手段による判定結果とに基づいて、接続先が入れ替わった交換、及び、ID取得部で取得した新規識別子IDNの異常を判定する交換異常判定手段とを備える。【選択図】図1


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    Titel :

    ON-VEHICLE SENSOR AND ON-VEHICLE SENSOR SYSTEM


    Weitere Titelangaben:

    車載センサ及び車載センサシステム


    Beteiligte:
    TOMIMATSU TOMOHIRO (Autor:in) / SUZUKI ISAO (Autor:in) / MITSUNO JUNICHIRO (Autor:in)

    Erscheinungsdatum :

    2016-04-28


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr



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