Provided is a light-emitting element drive device including a transistor control unit arranged to drive and control a transistor connected to a light-emitting element, an output ground fault detection unit arranged to output an output ground fault detection signal corresponding to the voltage level at a connection node between the light-emitting element and the transistor, a stop control unit arranged to stop driving the transistor when the output ground fault detection signal indicates an output ground fault, and a mask signal generation unit arranged to generate a mask signal that masks the output ground fault detection signal on device startup.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    LIGHT-EMITTING ELEMENT DRIVE DEVICE


    Beteiligte:
    NAKAYAMA MASAAKI (Autor:in) / SAITO TOMOYA (Autor:in)

    Erscheinungsdatum :

    06.09.2018


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    H01L Halbleiterbauelemente , SEMICONDUCTOR DEVICES / 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 / H05B ELECTRIC HEATING , Elektrische Heizung / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen



    LIGHT-EMITTING ELEMENT DRIVE CONTROL DEVICE AND LIGHT-EMITTING ELEMENT DRIVE CIRCUIT DEVICE

    AOKI AKIRA / TAKAGI RYO | Europäisches Patentamt | 2019

    Freier Zugriff

    Light-emitting element drive control device and light-emitting element drive circuit device

    AOKI KEI / TAKAGI RYO | Europäisches Patentamt | 2023

    Freier Zugriff

    LIGHT-EMITTING ELEMENT DRIVE DEVICE

    NAKAYAMA MASAAKI | Europäisches Patentamt | 2019

    Freier Zugriff

    LIGHT-EMITTING ELEMENT DRIVE DEVICE

    NAGAO KEI | Europäisches Patentamt | 2021

    Freier Zugriff

    LIGHT EMITTING ELEMENT DRIVE DEVICE, LIGHT EMITTING DEVICE, AND VEHICLE

    TAKAGIMOTO SHINSUKE | Europäisches Patentamt | 2020

    Freier Zugriff