GATEWAY DEVICE, FIRMWARE UPDATE METHOD, AND CONTROL PROGRAM
GATEWAY DEVICE, FIRMWARE UPDATE METHOD, AND CONTROL PROGRAM
- New search for: MAEDA MANABU
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- New search for: MAEDA MANABU
- New search for: MATSUSHIMA HIDEKI
- New search for: HAGA TOMOYUKI
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PROBLEM TO BE SOLVED: To provide a gateway device configured to provide control for updating firmware in such a way that it is less likely that a vehicle does not function properly after updating firmware of an ECU (electronic control unit) in a vehicle-mounted network.SOLUTION: A gateway 300a is connected to a bus used by a plurality of ECUs mounted on a vehicle for communication and comprises; an external communication unit 375 configured to receive, from a server external to the vehicle, firmware update information including update firmware for one of the plurality of ECUs; an ECU information acquisition unit 390 configured to acquire system configuration information indicative of a type of each of the plurality of ECUs connected to the bus; and a FW update processing unit 370a configured to provide control for updating firmware of the one of the plurality of ECUs using the update firmware after operation of the update firmware is verified using each type of ECU indicated by the system configuration information.SELECTED DRAWING: Figure 15
【課題】車載ネットワークにおけるＥＣＵ（電子制御ユニット）のファームウェアの更新後に車両が正常に機能しなくなる可能性を低減させるようにファームウェアの更新のための制御を行うゲートウェイ装置を提供する。【解決手段】車両に搭載された複数のＥＣＵが通信に用いるバスに接続されたゲートウェイ３００ａは、車両外のサーバから、複数のＥＣＵのうち１つのＥＣＵの更新用ファームウェアを含むファームウェア更新情報を受信する外部通信部３７５と、バスに接続される複数のＥＣＵ各々の種類を示すシステム構成情報を取得するＥＣＵ情報取得部３９０と、システム構成情報が示す各種類のＥＣＵを用いて更新用ファームウェアの動作検証がなされた後にその更新用ファームウェアに基づく該当のＥＣＵのファームウェアの更新のための制御を行うＦＷ更新処理部３７０ａとを備える。【選択図】図１５
Document information
GATEWAY DEVICE, FIRMWARE UPDATE METHOD, AND CONTROL PROGRAM
ゲートウェイ装置、ファームウェア更新方法及び制御プログラム
2017-03-23
Patent
Electronic Resource
Japanese
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