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    • 3. 发明授权
    • Driving system for a self-shift type gas discharge panel
    • 自动换气式排气板驱动系统
    • US4190789A
    • 1980-02-26
    • US906342
    • 1978-05-16
    • Toyoshi KawadaHisashi YamaguchiHirofumi Kashiwara
    • Toyoshi KawadaHisashi YamaguchiHirofumi Kashiwara
    • G09G3/29H05B37/00H05B39/00H05B41/00
    • G09G3/29
    • An improved row selecting and driving system for a self-shift type gas discharge panel for providing a multi-row display in a plurality of shift rows. The shift row is composed of at least one shift channel having a regular arrangement of a plurality of discharge cells, each said discharge cell comprising opposing electrode groups of 2.times.2 or more phases. A shift voltage is sequentially applied to the electrode groups of a selected shift row for shifting discharge spots in that row in one direction. At the same time, a shift voltage having a different sequence of voltages from that for said selected shift row is applied to the electrode group of the non-selected shifting rows, in a sway shift operation performed within a predetermined spatial period of the cell arrangement to hold said discharge spot in said cell arrangement period. The driving system can equalize the operation margin in all of the selected and non-selected shift rows, and as a result, display quality can be improved.
    • 一种用于在多个换档行中提供多列显示器的自动换档型气体放电板的改进的行选择和驱动系统。 移位行由具有多个放电单元的规则排列的至少一个移位通道组成,每个所述放电单元包括2×2以上相位的相对的电极组。 顺序地将一个移位电压施加到所选择的移位行的电极组中,以便在一个方向上移动该行中的放电点。 同时,在小区布置的预定空间周期内执行的摆动移位操作中,对未选择的移位行的电极组施加具有与所选择的移位行的电压不同的电压序列的移位电压 以在所述电池布置期间保持所述放电点。 驱动系统可以均衡所有选择和未选择的换档行中的操作余量,结果可以提高显示质量。
    • 4. 发明授权
    • Driving system and method for shifting a discharge spot in a plasma
display panel
    • 用于在等离子体显示面板中移动放电点的驱动系统和方法
    • US4109181A
    • 1978-08-22
    • US782454
    • 1977-03-29
    • Kenji MuraseSei SatoHisashi YamaguchiHirofumi Kashiwara
    • Kenji MuraseSei SatoHisashi YamaguchiHirofumi Kashiwara
    • G09G3/285G09G3/29H01J11/10H01J11/12H01J11/24H05B37/00H05B39/00H05B41/00
    • H01J11/00G09G3/29
    • An improved driving system and method for shifting a discharge spot from a given discharge cell to an adjacent discharge cell in an A.C. gas discharge, or plasma display, panel, having opposed sets of electrodes respectively covered with corresponding dielectric layers thereby insulated from the discharge gas space. One set of electrodes comprises common electrodes extending in parallel relationship and defining the direction of propagation of the shifted discharge spots. The other set of electrodes, spaced apart from the first set by the gas space, extends in parallel relation transversely to the first common electrodes, and comprise the shift electrodes. The shift electrodes are arranged in groups of a predetermined number in each group and a corresponding number of buses permits selective application of shift pulses to the respectively associated shift electrodes in sequence for each group and simultaneously for the successive groups. An improved operating margin for the shift function is achieved by utilizing the priming discharge effect of a given cell currently discharging, to reduce the necessary firing voltage at an adjacent discharge cell to which the current discharge spot is to be shifted, while minimizing the probability of misfiring at corresponding, remote cells energized in the same phases. An overlap pulse is applied to a discharge cell at which a discharge spot currently is established, to provide a priming discharge for the adjacent cell to which the spot is to be shifted. A shift pulse applied to the adjacent cell terminates after termination of the overlap pulse and thereby produces a lateral field between the two adjacent discharge cells whereby the space charge generated by the priming discharge is attracted to and reduces the necessary firing voltage at the adjacent cell. The duration of the overlap pulse in relation to the amplitude of the shift pulse defines an operating margin for the shift operation which is optimized over a preferred range of the overlap pulse duration.