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    • 4. 发明授权
    • Apparatus for driving light emitting device with over-current and over-voltage protection
    • 用于驱动具有过电流和过电压保护的发光装置的装置
    • US08519641B2
    • 2013-08-27
    • US12963295
    • 2010-12-08
    • Peel Sik JeonJae Han YoonDong Kyun Ryu
    • Peel Sik JeonJae Han YoonDong Kyun Ryu
    • H05B37/02
    • H05B33/0815G09G3/3406G09G2330/025Y02B20/341
    • An apparatus for driving a light emitting part includes a DC/DC converter for supplying an amplified driving voltage to the light emitting part; a constant current circuit for controlling a current flowing through the light emitting part; a converter controller for controlling the DC/DC converter and the constant current circuit; a current sensor for sensing and converting a current flowing to an anode of the light emitting part into a voltage; a feedback controller for controlling a feedback current according to a magnitude of the voltage from the current sensor; an optical coupling part for performing optical coupling to transmit the feedback current as a feedback voltage; and a main controller for determining whether an over-current is occurring according to a magnitude of the feedback voltage and stopping an operation of the converter controller when the over-current is occurring.
    • 用于驱动发光部件的装置包括用于向发光部分提供放大的驱动电压的DC / DC转换器; 用于控制流过所述发光部的电流的恒流电路; 用于控制DC / DC转换器和恒流电路的转换器控制器; 电流传感器,用于感测和转换流向发光部分的阳极的电流为电压; 反馈控制器,用于根据来自电流传感器的电压的大小来控制反馈电流; 用于执行光耦合以将反馈电流作为反馈电压传输的光耦合部分; 以及主控制器,用于根据反馈电压的大小来确定是否发生过电流,并且当发生过电流时停止转换器控制器的操作。
    • 7. 发明授权
    • Driver for plasma display panel having separated board structure
    • 具有分离板结构的等离子体显示面板驱动器
    • US08358076B2
    • 2013-01-22
    • US12689030
    • 2010-01-18
    • Kyung Hyun KimYoun Ik NamJae Han YoonKwang Hun SongSung Uk LeePeel Sik JeonDong Kyun Ryu
    • Kyung Hyun KimYoun Ik NamJae Han YoonKwang Hun SongSung Uk LeePeel Sik JeonDong Kyun Ryu
    • G09G3/10
    • G09G3/2965G09G2300/0426G09G2320/0223G09G2330/02G09G2330/045
    • There is provided a driver for a plasma display panel having a separated board structure that can reduce parasitic resonance by shortening the length of a cable used for power transmission by separating a board having a Y electrode switch thereon from a board having an X electrode switch thereon. A driver for a plasma display panel having a separated board structure according to an aspect of the invention may include: a first board having a predetermined mounting area, and mounted with a power supply section having predetermined inductance and converting commercial AC power into predetermined driving power using the inductance, and a first electrode switch section, switching the driving power from a power conversion section and supplying the switched driving power to a first electrode of a plasma display panel; and a second board having a predetermined mounting area, physically separated from the first board, and mounted with a second electrode switch section receiving the driving power from the power supply section through a cable and switching the driving power to supply the switched driving power to a second electrode of the plasma display panel.
    • 提供了一种用于等离子体显示面板的驱动器,其具有分离的板结构,其可以通过将具有Y电极开关的板与其上具有X电极开关的板分开来缩短用于电力传输的电缆的长度来减少寄生谐振 。 根据本发明的一个方面的具有分开的板结构的等离子体显示面板的驱动器可以包括:具有预定安装面积的第一板,并且安装有具有预定电感的电源部分,并将商用AC电力转换成预定驱动力 使用所述电感和第一电极开关部分,切换来自功率转换部分的驱动功率并将切换的驱动功率提供给等离子体显示面板的第一电极; 以及第二板,具有与第一板物理分离的预定安装区域,并且安装有第二电极开关部分,其通过电缆接收来自电源部分的驱动电力,并切换驱动功率以将切换的驱动功率提供给 等离子体显示面板的第二电极。