To reduce unnecessary evacuation processing in an on-vehicle instrument operating with a battery.SOLUTION: An on-vehicle device 1, which operates using an on-vehicle battery 100 as a power source, comprises a voltage acquisition unit 21 that acquires a supply voltage supplied from the on-vehicle battery, an evacuation processing unit 26 that causes the on-vehicle device to perform evacuation processing to avoid malfunctions of the on-vehicle device, and a determination unit 25 that determines whether or not evacuation processing is required, based on the supply voltage. When the supply voltage is lower than a first threshold value, the determination unit 25 determines whether or not the evacuation processing is required, based on an initial voltage first acquired by the voltage acquisition unit 21 and a rate of decrease of the supply voltage.SELECTED DRAWING: Figure 2

    【課題】バッテリーで動作する車載機器における不要な退避処理を低減する。【解決手段】車載バッテリー100を電源として動作する車載機器1は、車載バッテリーから供給される供給電圧を取得する電圧取得部21と、車載機器に当該車載機器の不具合を回避する退避処理を行わせる退避処理部26と、供給電圧に基づいて退避処理の要否を決定する決定部25と、を備える。決定部25は、供給電圧が第1閾値より低い場合に、最初に電圧取得部21により取得された初期電圧および供給電圧の低下の速度に基づいて退避処理の要否を決定する。【選択図】 図2


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    Title :

    ON-VEHICLE INSTRUMENT, ON-VEHICLE INSTRUMENT CONTROL METHOD, ON-VEHICLE INSTRUMENT CONTROL PROGRAM AND ON-VEHICLE INSTRUMENT CONTROL DEVICE


    Additional title:

    車載機器、車載機器制御方法、車載機器制御プログラムおよび車載機器制御装置


    Contributors:

    Publication date :

    2024-09-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / F02D CONTROLLING COMBUSTION ENGINES , Steuern oder Regeln von Brennkraftmaschinen



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