To detect a breakdown in a vehicle in advance.SOLUTION: An in-vehicle device mounted on a vehicle includes a measurement unit that measures a data propagation delay time with other in-vehicle devices mounted on the vehicle, and a determination unit that determines an abnormality in a data transmission path on the basis of the propagation delay time measured by the measurement unit.SELECTED DRAWING: Figure 2

    【課題】車両における故障を事前に検知する。【解決手段】車載装置は、車両に搭載される車載装置であって、前記車両に搭載される他の車載装置との間におけるデータの伝搬遅延時間を計測する計測部と、前記計測部により計測された前記伝搬遅延時間に基づいて、前記データの伝送路の異常判定を行う判定部とを備える。【選択図】図2


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    Title :

    IN-VEHICLE DEVICE, MANAGEMENT DEVICE, ABNORMALITY DETERMINATION METHOD, AND ABNORMALITY DETERMINATION PROGRAM


    Additional title:

    車載装置、管理装置、異常判定方法および異常判定プログラム


    Contributors:

    Publication date :

    2022-05-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

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



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