To provide an update management device, an update management system, and a computer program for installing and activating software on each ECU with update data, even when the ECUs on a vehicle having multiple power supply states cooperate with each other to actuate a function, thereby allowing a predetermined system to operate consistently.SOLUTION: An update management system 1 manages software update of an in-vehicle device in a vehicle having a plurality of power supply states, including a first power supply state and a second power supply state. An update management ECU includes: a receiving unit for receiving first update data and second update data from an external device of the vehicle; a determination unit that determines whether the power supply state of the vehicle is the first power supply state or the second power supply state; a first transmission unit for transmitting the first update data to the in-vehicle device if the determination unit determines that the power supply state of the vehicle is the first power supply state; and a second transmission unit for transmitting the first update data and the second update data to the in-vehicle device if the determination unit determines that the power supply state of the vehicle is the second power supply state.SELECTED DRAWING: Figure 1

    【課題】複数の電源状態を有する車両の複数のECUが連携して機能が動作する場合であっても、更新データによって各ECUにソフトウェアをインストール、アクティベートし、齟齬なく所定のシステムが動作する更新管理装置、更新管理システム及びコンピュータプログラムを提供する。【解決手段】第1電源状態と第2電源状態とを含む複数の電源状態を有する車両における車載装置のソフトウェアの更新を管理する更新管理システム1であって、更新管理ECUは、第1更新データと第2更新データとを、車両の外部装置から受信する受信部と、車両の電源状態が第1電源状態であるか又は第2電源状態であるかを判定する判定部と、判定部が車両の電源状態が第1電源状態であると判定したとき、車載装置へ第1更新データを送信する第1送信部と、第2電源状態であると判定したときに、車載装置へ第1更新データ及び第2更新データを送信する第2送信部と、を備える。【選択図】図1


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    Title :

    UPDATE MANAGEMENT DEVICE, UPDATE MANAGEMENT SYSTEM, AND COMPUTER PROGRAM


    Additional title:

    更新管理装置、更新管理システム及びコンピュータプログラム


    Contributors:

    Publication date :

    2024-05-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    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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