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    • 5. 发明授权
    • Plasma display device
    • 等离子显示装置
    • US07230587B2
    • 2007-06-12
    • US10780579
    • 2004-02-19
    • Makoto OnozawaHideaki OhkiMasaki KamadaTakashi Shiizaki
    • Makoto OnozawaHideaki OhkiMasaki KamadaTakashi Shiizaki
    • G09G3/28
    • G09G3/2965G09G3/293G09G3/296G09G2320/0247
    • In a plasma display device having a reduced discharge-current-induced voltage fluctuation and an expanded drive margin and being successful in preventing the display characteristics from being degraded, a Y-electrode drive circuit and an X-electrode drive circuit for supplying a drive voltage to the capacitance which represents a display cell are configured using parallel circuits in which first switching elements having a high-speed-switching performance and second switching elements having a low-saturation-voltage performance are connected in parallel, so that the second switching elements having the low-saturation-voltage performance are turned on at least during a period that discharge current flows therebetween.
    • 在具有降低的放电电流感应电压波动和扩大的驱动裕度的等离子体显示装置中,成功地防止显示特性劣化,Y电极驱动电路和X电极驱动电路用于提供驱动电压 代表显示单元的电容使用并联电路来构成,其中具有高速切换性能的第一开关元件和具有低饱和电压性能的第二开关元件并联连接,使得第二开关元件具有 至少在放电电流在其间流动的时段期间,低饱和电压性能被接通。
    • 8. 发明申请
    • Plasma Display Device
    • 等离子显示装置
    • US20090058765A1
    • 2009-03-05
    • US12183673
    • 2008-07-31
    • Yasunobu HashimotoMasaki KimuraTomokatsu KishiKatsumi ItoNaoki ItokawaHideaki Ohki
    • Yasunobu HashimotoMasaki KimuraTomokatsu KishiKatsumi ItoNaoki ItokawaHideaki Ohki
    • G09G3/28
    • G09G3/296G09G3/2983G09G3/299G09G2310/0224G09G2330/022
    • Between a sustain circuit outputting a sustain pulse and a scan circuit (even) driving a Y electrode of an even display line, there is provided a first switch capable of making the Y electrode of the even display line be in a high impedance state, and between the sustain circuit and a scan circuit (odd) driving a Y electrode of an odd display line, there is provided a second switch capable of making the Y electrode of the odd display line be in the high impedance state. By first and second switches, the Y electrode of the even display line and the Y electrode of the odd display line can be independently controlled to be in the high impedance states, whereby discharge of the even display line can be restrained in a sustain period of an odd frame, while a discharge of the odd display line can be restrained in a sustain period of an even frame, thereby realizing an interlace drive without complicating a circuit configuration.
    • 输出维持脉冲的维持电路和驱动均匀显示线的Y电极的扫描电路(偶数)之间,设置有使均匀显示线的Y电极处于高阻抗状态的第一开关,以及 在维持电路和驱动奇数显示行的Y电极的扫描电路(奇数)之间,设置有能够使奇数显示行的Y电极处于高阻抗状态的第二开关。 通过第一和第二开关,可以将偶数显示行的Y电极和奇数显示行的Y电极独立地控制为处于高阻抗状态,从而可以在维持期间抑制偶数显示行的放电 可以在偶数帧的维持期间抑制奇数显示行的放电,从而实现隔行扫描而不使电路结构复杂化。