Invention Application
US20040252361A1 Image display medium, image display device and image display method 有权
图像显示介质,图像显示装置和图像显示方法

Image display medium, image display device and image display method
Abstract:
A plurality of cells are set apart by a spacer member between a display plate and a rear face plate. Black particles with positive static charge and white particles with negative static charge are dispersed in a dispersion fluid, which is enclosed in the cells. A red colored layer and electrodes 7a, 7b and 7c are formed at the rear face plate. When a voltage of null50 V is applied to the electrode 7a, 0 V to 7b and null50 V to 7c, the black particles move to the electrode 7c, the white particles move to the electrode 7a, and red can be viewed. When a voltage of null50 V is applied to the electrode 7a, 0 V to 7b and null50 V to 7c, the white particles move to the electrode 7a, the black particles move to the electrode 7b, and black can be viewed. When a voltage of null50 V is applied to the electrode 7a, 0 V to 7b and null50 V to 7c, the black particles move to the electrode 7c, the white particles move to the electrode 7b, and white can be viewed.
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