PROBLEM TO BE SOLVED: To provide a drive device for a light source that enables driving of a light source in static and dynamic modes depending on a required illumination effect.SOLUTION: The drive device composed of a plurality of light sources such as LEDs includes a multichannel current control module 20 for setting a power current to respective output channels connected to at least one light source 12. To the multichannel current control module, not only at least one static setting register to which, when the drive device is in a stand-alone operation mode, a static drive setting corresponding to a power current value required to be set at each output channel is loaded in advance, but also at least one dynamic setting register that is appropriate for loading a dynamic drive setting received from a digital data bus connected to an electronic control unit are connected.

    【課題】必要とされる照明効果に依存して、光源を静的及び動的の両方で駆動可能とする光源用の駆動デバイスを提供する。【解決手段】LEDのような複数の光源からなる駆動デバイスは、少なくとも1つの光源12に接続されたそれぞれの出力チャンネルに電源電流を設定するマルチチャンネル電流制御モジュール20を備える。マルチチャンネル電流制御モジュールには、駆動デバイスがスタンド・アロン動作モードにある場合に、各出力チャンネルに設定する必要のある電源電流の値に対応する静的駆動設定が予めロードされる、少なくとも1つの静的設定レジスタのみならず、電子制御ユニットに接続されたデジタル伝送データ・バスから受信された動的駆動設定を負荷するのに適切な少なくとも1つの動的設定レジスタも接続されている。【選択図】図1


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    Title :

    DRIVE DEVICE FOR LIGHT SOURCE


    Additional title:

    光源用の駆動デバイス


    Contributors:

    Publication date :

    2016-01-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    H05B ELECTRIC HEATING , Elektrische Heizung / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / F21W Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend den Gebrauch oder Einsatz von Leuchten oder Beleuchtungssystem , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K,  F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS



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