发明授权
- 专利标题: Driving method of stacked light modulating device, and driving device of stacked light modulating device
- 专利标题(中): 层叠光调制装置的驱动方法,堆叠光调制装置的驱动装置
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申请号: US11384347申请日: 2006-03-21
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公开(公告)号: US08054260B2公开(公告)日: 2011-11-08
- 发明人: Taijyu Gan , Haruo Harada , Yasunori Okano , Makoto Gomyou , Hiroshi Arisawa
- 申请人: Taijyu Gan , Haruo Harada , Yasunori Okano , Makoto Gomyou , Hiroshi Arisawa
- 申请人地址: JP Tokyo
- 专利权人: Fuji Xerox Co., Ltd.
- 当前专利权人: Fuji Xerox Co., Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Oliff & Berridge, PLC
- 优先权: JP2005-240607 20050823
- 主分类号: G09G3/36
- IPC分类号: G09G3/36
摘要:
A driving method of a stacked light modulating device for recording an image therein, which includes selective reflection layers each having a cholesteric liquid crystal, reflecting light with different wavelengths within a visible range, and being different in a lower threshold value of texture change from a planar to a focal conic texture with respect to an externally applied voltage and an upper threshold value of texture change from the focal conic to a homeotropic texture, and a pair of electrodes disposed outside, includes applying between the pair of electrodes voltages including a voltage V1 and have a same frequency, to select an area exceeding or not exceeding the upper threshold value in each of the selective reflection layers, and applying voltages including a voltage V2 and have a same frequency different from the voltage V1, to select an area exceeding or not exceeding the lower threshold value.
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