ECU reprogramming data 204 that has stored therein a new program for a target ECU 19, an old program, and update data being new differential data for updating from the old program to the new program. A first verification value generation unit generates a first hash value using the new program. A second verification value generation unit generates a second hash value using the update data. A package generation unit 202 generates a package including update data for a plurality of target ECUs 19, the first and second verification values, and specification data. A third verification value generation unit generates a third hash value using the delivery package. A package delivery unit 203 sends the delivery package, together with the third hash value, to a vehicle-side system 4.

    本发明提供中心装置、车辆信息通信系统、分发包发送方法和分发包的发送程序。在ECU重配置数据(204)存储有目标ECU(19)的新程序、旧程序、以及用于从旧程序更新为新程序的新差分数据即更新数据。第一验证值生成部使用新程序而生成第一散列值,第二验证值生成部使用更新数据而生成第二散列值。包生成部(202)生成包含针对多个目标ECU(19)的更新数据、第一验证值和第二验证值以及规格数据的包。第三验证值生成部使用分发包而生成第三散列值,包分发部(203)将分发包与第三散列值一同向车辆侧系统(4)发送。


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    Titel :

    CENTER DEVICE, VEHICLE INFORMATION COMMUNICATIONS SYSTEM, DELIVERY PACKAGE TRANSMISSION METHOD, AND DELIVERY PACKAGE TRANSMISSION PROGRAM


    Weitere Titelangaben:

    中心装置、车辆信息通信系统、分发包发送方法和分发包的发送程序


    Beteiligte:
    OGAWA TOMOYA (Autor:in) / SAKURAI NAO (Autor:in) / HARADA YUZO (Autor:in) / UEHARA KAZUHIRO (Autor:in) / HASEGAWA TAKUYA (Autor:in) / KAWASAKI TAKUYA (Autor:in) / HAYAKAWA KAZUAKI (Autor:in)

    Erscheinungsdatum :

    11.05.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    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



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