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    • 1. 发明授权
    • System for operating a display panel
    • 用于操作显示面板的系统
    • US4373157A
    • 1983-02-08
    • US258875
    • 1981-04-29
    • George E. HolzOkan K. Tezucar
    • George E. HolzOkan K. Tezucar
    • G09G3/29H01J17/48G02F1/01
    • G09G3/29G09G2320/0209
    • The disclosure is of a system for operating a dot matrix display panel including elongated anodes and cathodes oriented transversely to each other to define columns of D.C. scanning cells. An array of quasi A.C. display cells is provided spaced from the D.C. scan cells by an apertured electrode plate. Operation of the D.C. scan cells to transfer glow from a scan cell to an associated display cell is achieved by momentarily turning off the scan cell by the application of a negative pulse to its anode. To prevent the coupling of this pulse to adjacent anodes and spurious operation of adjacent scan cells and display cells, a counter-balancing positive pulse is applied to all anodes. The preferred coupling circuitry includes coupling capacitors which can pass both of these positive and negative pulses.
    • 本公开是用于操作点阵显示面板的系统,其包括横向彼此定向的细长阳极和阴极,以限定直流扫描单元的列。 通过多孔电极板与直角扫描电池间隔开提供准A.C.显示单元的阵列。 通过将负脉冲施加到其阳极来暂时关闭扫描单元来实现直流扫描单元将扫描单元传递辉光到相关显示单元的操作。 为了防止该脉冲与相邻的阳极耦合,并且相邻的扫描单元和显示单元的杂散操作,反平衡的正脉冲被应用于所有的阳极。 优选的耦合电路包括可以通过这两个正脉冲和负脉冲的耦合电容器。