To prevent a dark current of a power supply control device which transmits a sounding signal to an on-vehicle network when a supply voltage has noise, and supplies electric power to an external apparatus on receiving a response signal thereto.SOLUTION: A power supply control apparatus 30 has: a signal inspection function of inspecting a signal flowing on an on-vehicle network 7 when detecting noise of an on-vehicle power supply; a sounding function of transmitting a sounding signal to the on-vehicle network 7 when the signal inspection function detects a signal of the on-vehicle network 7; a power feeding determination function of determining whether power feeding conditions are met based upon a response signal flowing in the on-vehicle network 7 after the sounding signal is transmitted; and a power feeding control function of feeding electric power from the on-vehicle power supply to an external apparatus 20 (radar detector) when the power feeding determination function determines that the power feeding conditions are met.SELECTED DRAWING: Figure 3

    【課題】電源電圧にノイズが生じたときに車載ネットワークに打診信号を送信し、それに対する応答信号を受信したときに外部機器への電源供給を行う電源制御装置における暗電流を防止する。【解決手段】電源制御機器30は、車載電源のノイズを検出したときに、車載ネットワーク7を流れる信号を検査する信号検査機能と、前記信号検査機能が前記車載ネットワーク7の信号を検出したときに、前記車載ネットワーク7に打診信号を送信する打診機能と、前記打診信号の送信後に前記車載ネットワーク7を流れる応答信号に基づいて、給電条件の成否判断を実行する給電判断機能と、前記給電条件が成立したと前記給電判断機能が判断したときに、前記車載電源から外部機器20(レーダー探知機)への給電を行う給電制御機能を有する。【選択図】図3


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    Title :

    APPARATUS AND PROGRAM


    Additional title:

    機器及びプログラム


    Contributors:

    Publication date :

    2021-08-12


    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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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