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    • 10. 发明授权
    • Display device having set protection function upon generation of
abnormal voltage
    • 显示装置在产生异常电压时具有保护功能
    • US5945793A
    • 1999-08-31
    • US805334
    • 1997-02-24
    • Tae-Jin ParkHo-Jin Byun
    • Tae-Jin ParkHo-Jin Byun
    • H04N3/16G09G1/00G09G1/04H04N3/18H04N3/20
    • H04N3/20H04N3/18
    • A display device having a set protecting function upon generation of an abnormal voltage includes a horizontal deflection circuit for providing a horizontal signal to a deflection yoke connector, a high voltage output circuit for supplying a high voltage to an anode in accordance with an oscillating signal applied from the horizontal deflection circuit, a power supply circuit for supplying power to the horizontal deflection circuit, and an abnormal voltage detector disposed between the deflection yoke connector, and the high voltage output circuit and the power supply circuit, for detecting whether the deflection yoke connector is connected and whether a part of the high voltage output circuit is damaged, to thereby control a power output of the power supply circuit in accordance with a detected result.
    • 在产生异常电压时具有设定保护功能的显示装置包括用于向偏转线圈连接器提供水平信号的水平偏转电路,用于根据所施加的振荡信号向阳极提供高电压的高压输出电路 来自水平偏转电路的用于向水平偏转电路供电的电源电路和设置在偏转线圈连接器与高压输出电路和电源电路之间的异常电压检测器,用于检测偏转线圈连接器 并且高压输出电路的一部分是否损坏,从而根据检测结果来控制电源电路的电力输出。