Provided is an in-vehicle update device for acquiring an update program transmitted from an external server located outside a vehicle, and performing processing for updating a program for an in-vehicle control device mounted in the vehicle, the in-vehicle update device including a storage unit, and a control unit, in which the acquired update program is stored in the storage unit, the control unit is configured to control transmission of the acquired update program to the in-vehicle control device, the control unit interrupts the transmission due to stop of the vehicle, compares derivation values respectively derived based on the update program stored in the storage unit before and after the interruption with each other, and determines the validity of the update program stored in the storage unit based on a comparison result.


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    Title :

    IN-VEHICLE UPDATE DEVICE, UPDATE PROCESSING PROGRAM, AND PROGRAM UPDATE METHOD


    Contributors:

    Publication date :

    2022-06-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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



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