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    • 1. 发明申请
    • DISPLAY DEVICE
    • 显示设备
    • WO2004100120A2
    • 2004-11-18
    • PCT/IB2004050562
    • 2004-05-03
    • KONINKL PHILIPS ELECTRONICS NVZHOU GUOFUDUINE PETER ACORTIE ROGIER H MJOHNSON MARK T
    • ZHOU GUOFUDUINE PETER ACORTIE ROGIER H MJOHNSON MARK T
    • G09G3/34
    • G09G3/344G09G2300/08G09G2300/0842G09G2310/0254G09G2310/06G09G2310/068G09G2320/0204G09G2320/0247
    • A display device comprises electrophoretic particles, a display element comprising a pixel electrode and a counter electrode between which a portion of the electrophoretic particles are present and a controller for supplying a drive signal to the electrodes to bring the display element in a predetermined black or white state, corresponding to the image information to be displayed. In order to improve the refresh time of the display, the controller is further arranged for supplying a preset signal preceding the drive signal comprising a preset pulse having an energy sufficient to release the electrophoretic particles at a first position near one of the two electrodes corresponding to a black state, but too low to enable the particles to reach a second position near the other electrode corresponding to a white state. The duration of the preset pulses is less than 19 msec, preferably between 1 and 10 msec. Setting the duration of the preset pulses to less than 19 msec reduced visible flicker F.
    • 显示装置包括电泳粒子,显示元件包括像素电极和相对电极,在该对电极之间存在电泳颗粒的一部分,以及用于向电极提供驱动信号以使显示元件处于预定的黑色或白色的控制器 状态,对应于要显示的图像信息。 为了提高显示器的刷新时间,控制器进一步被布置为提供驱动信号之前的预设信号,该预设信号包括具有足够的能量的预置脉冲,以将电泳颗粒释放在对应于两个电极的两个电极之一附近的第一位置 黑色状态,但是太低,不能使颗粒到达对应于白色状态的另一个电极附近的第二位置。 预设脉冲的持续时间小于19毫秒,优选在1和10毫秒之间。 将预设脉冲的持续时间设置为小于19毫秒,减少可见闪烁F.