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1. 发明授权

US06549261B1 Liquid crystal reflective display 失效
公开(公告)号：US06549261B1
公开(公告)日：2003-04-15
申请号：US08759347
申请日：1996-12-03
申请人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
发明人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
IPC分类号： G02F1137
CPC分类号： G02F1/13473 , C09K19/586 , G02F1/1334 , G02F1/13718
摘要： A liquid crystal reflective display comprising cholesteric liquid crystal capable of selectively reflecting spectral rays of a specific wavelength in a visible range; and a carrier carrying said cholesteric liquid crystal, wherein at least one of said cholesteric liquid crystal and said carrier contains a coloring agent absorbing spectral rays in a wavelength range different from the selective reflection wavelength of said cholesteric liquid crystal.

2. 发明授权

US06433843B1 Liquid crystal reflective display 有权
标题翻译：液晶反光显示屏
公开(公告)号：US06433843B1
公开(公告)日：2002-08-13
申请号：US09586953
申请日：2000-06-05
申请人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
发明人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
IPC分类号： G02F11334
CPC分类号： G02F1/13473 , C09K19/586 , G02F1/1334 , G02F1/13718
摘要： A liquid crystal reflective display comprising cholesteric liquid crystal capable of selectively reflecting spectral rays of a specific wavelength in a visible range; and a carrier carrying said cholesteric liquid crystal, wherein at least one of said cholesteric liquid crystal and said carrier contains a coloring agent absorbing spectral rays in a wavelength range different from the selective reflection wavelength of said cholesteric liquid crystal.
摘要翻译：一种液晶反射显示器，包括能够选择性地反射特定波长的光谱在可见光范围内的胆甾型液晶; 和携带所述胆甾型液晶的载体，其中所述胆甾型液晶和所述载体中的至少一种含有吸收与所述胆甾型液晶的选择反射波长不同的波长范围内的光谱的着色剂。

3. 发明授权

US06331884B1 Method of making a liquid crystal device 失效
标题翻译：制造液晶装置的方法
公开(公告)号：US06331884B1
公开(公告)日：2001-12-18
申请号：US09115495
申请日：1998-07-14
申请人： Naoki Masazumi , Nobuyuki Kobayashi , Masakazu Okada , Kiyofumi Hashimoto , Takuji Hatano
发明人： Naoki Masazumi , Nobuyuki Kobayashi , Masakazu Okada , Kiyofumi Hashimoto , Takuji Hatano
IPC分类号： G02F11339
CPC分类号： G02F1/133377 , G02F1/13718
摘要： A method of making a liquid crystal device having a plurality of cells of liquid crystal material, includes the steps of: (a) preparing a first base having a first surface; (b) providing a first phase of a material and a plurality of second phases of at least one liquid crystal material on the first surface, said second phases being spatially dispersed in a first prescribed pattern; (c providing a second base having a second surface, the second surface being substantially in contact with the first and second phases; and (d) solidifying the material of the first phase. The liquid crystal cells are formed of the dispersed liquid crystal materials. The plurality of second phases may include at least a group of liquid crystal materials which exhibits a cholesteric characteristic having a selective reflection wavelength in the visible range and a group of liquid crystal materials which exhibits a cholesteric characteristic having a different selective reflection wavelength in the visible range.
摘要翻译：制造具有多个液晶材料单元的液晶装置的方法包括以下步骤：（a）制备具有第一表面的第一基底; （b）在第一表面上提供至少一种液晶材料的材料和多个第二相的第一相，所述第二相以第一规定图案空间分散; （c）提供具有第二表面的第二基底，所述第二表面基本上与所述第一和第二相接触;以及（d）固化所述第一相的材料，所述液晶单元由分散的液晶材料形成。多个第二相可以包括至少一组液晶材料，其表现出在可见光范围内具有选择性反射波长的胆甾醇特征，以及一组在可见光下具有不同选择反射波长的胆甾醇特性的液晶材料范围。

4. 发明授权

US06320631B1 Liquid crystal reflective display 有权
标题翻译：液晶反光显示屏
公开(公告)号：US06320631B1
公开(公告)日：2001-11-20
申请号：US09586954
申请日：2000-06-05
申请人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
发明人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
IPC分类号： G02F1137
CPC分类号： G02F1/13473 , C09K19/586 , G02F1/1334 , G02F1/13718
摘要： A liquid crystal reflective display comprising cholesteric liquid crystal capable of selectively reflecting spectral rays of a specific wavelength in a visible range; and a carrier carrying said cholesteric liquid crystal, wherein at least one of said cholesteric liquid crystal and said carrier contains a coloring agent absorbing spectral rays in a wavelength range different from the selective reflection wavelength of said cholesteric liquid crystal.
摘要翻译：一种液晶反射显示器，包括能够选择性地反射特定波长的光谱在可见光范围内的胆甾型液晶; 和携带所述胆甾型液晶的载体，其中所述胆甾型液晶和所述载体中的至少一种含有吸收与所述胆甾型液晶的选择反射波长不同的波长范围内的光谱的着色剂。

5. 发明授权

US06278505B1 Liquid crystal reflective display 有权
公开(公告)号：US06278505B1
公开(公告)日：2001-08-21
申请号：US09586955
申请日：2000-06-05
申请人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
发明人： Masakazu Okada , Takuji Hatano , Kiyofumi Hashimoto
IPC分类号： G02F11347
CPC分类号： G02F1/13473 , C09K19/586 , G02F1/1334 , G02F1/13718
摘要： A liquid crystal reflective display comprising cholesteric liquid crystal capable of selectively reflecting spectral rays of a specific wavelength in a visible range; and a carrier carrying said cholesteric liquid crystal, wherein at least one of said cholesteric liquid crystal and said carrier contains a coloring agent absorbing spectral rays in a wavelength range different from the selective reflection wavelength of said cholesteric liquid crystal.

6. 发明授权

US06204908B1 Reflecting cholesteric LCD having viewer side layer which either scatters or transmits light depending on angle 失效
标题翻译：反射具有观察器侧层的胆甾型LCD，其根据角度散射或透射光
公开(公告)号：US06204908B1
公开(公告)日：2001-03-20
申请号：US08929864
申请日：1997-09-15
申请人： Kiyofumi Hashimoto , Takuji Hatano , Masakazu Okada
发明人： Kiyofumi Hashimoto , Takuji Hatano , Masakazu Okada
IPC分类号： C09K1902
CPC分类号： G02F1/133504 , C09K19/544 , G02F1/1334 , G02F1/13718
摘要： A reflecting liquid crystal display unit that reflects light entering from an observer side to display an image. The reflecting liquid crystal display has a composite layer of cholesteric liquid crystal material and polymer resin, and an an isotropic scattering layer. The an isotoropic scattering layer scatters light entering this layer at a relative large incident angle passes light entering this layer at a relative small incident angle. The an isotoropic scattering layer is provided on an observer side of the composite layer.
摘要翻译：反射液晶显示单元，反射从观察者侧进入的显示图像的光。反射液晶显示器具有胆甾型液晶材料和聚合物树脂的复合层和各向同性散射层。等角同位素散射层以相对大的入射角散射进入该层的光，以相对小的入射角进入该层。在复合层的观察者侧设置等角度散射层。

7. 发明授权

US5920368A Composite material, display device using the same and process of manufacturing the same 失效
标题翻译：复合材料，使用相同的显示装置及其制造方法
公开(公告)号：US5920368A
公开(公告)日：1999-07-06
申请号：US984166
申请日：1997-12-03
申请人： Takuji Hatano , Kiyofumi Hashimoto , Nobuyuki Kobayashi
发明人： Takuji Hatano , Kiyofumi Hashimoto , Nobuyuki Kobayashi
IPC分类号： G02F1/1333 , C09K19/54 , G02F1/1334 , G02F1/137
CPC分类号： G02F1/13718 , G02F1/1334 , G02F2001/13345
摘要： A composite material includes a cholesteric liquid crystal; a polymer which is distributed in phase-separated domains and provides an effective form-retention property for the composite material; and an additional material which is dissolved in the cholesteric liquid crystal and maintains a cholesteric phase of the liquid crystal and bistability of a focal conic state and a planar state of the liquid crystal.
摘要翻译：复合材料包括胆甾型液晶; 分散在相分离区域中并为复合材料提供有效的保形性的聚合物; 以及溶解在胆甾型液晶中并保持液晶的胆甾醇相和液晶的焦锥状态和平面状态的双稳态的附加材料。

8. 发明授权

US5731861A Composite material, display device using the same and process of manufacturing the same 失效
公开(公告)号：US5731861A
公开(公告)日：1998-03-24
申请号：US640585
申请日：1996-05-01
申请人： Takuji Hatano , Kiyofumi Hashimoto , Nobuyuki Kobayashi
发明人： Takuji Hatano , Kiyofumi Hashimoto , Nobuyuki Kobayashi
IPC分类号： G02F1/1333 , C09K19/54 , G02F1/1334 , G02F1/137
CPC分类号： G02F1/13718 , G02F1/1334 , G02F2001/13345
摘要： A composite material includes a cholesteric liquid crystal; a polymer which is distributed in phase-separated domains and provides an effective form-retention property for the composite material; and an additional material which is dissolved in the cholesteric liquid crystal and maintains a cholesteric phase of the liquid crystal and bistability of a focal conic state and a planar state of the liquid crystal.

9. 发明授权

US6015507A Liquid crystal element having composite layer 失效
标题翻译：具有复合层的液晶元件
公开(公告)号：US6015507A
公开(公告)日：2000-01-18
申请号：US555299
申请日：1995-11-08
申请人： Nobuyuki Kobayashi , Kiyofumi Hashimoto , Takuji Hatano
发明人： Nobuyuki Kobayashi , Kiyofumi Hashimoto , Takuji Hatano
IPC分类号： C09K19/54 , C09K19/52 , G02F1/1333 , G02F1/137
CPC分类号： C09K19/544
摘要： A liquid crystal element includes a pair of plates at least one of which is transparent, and a composite layer retained between the plates and including a liquid crystal material in a transparent resin substrate. In the liquid crystal element, (A) the liquid crystal material in the composite layer contains aromatic rings and exhibits a cholesteric phase, the substrate in the composite layer is made of resin and contains aromatic rings, and a ratio of the number of aromatic rings to that of carbon atoms in the main chain of monomer is in a range from 1:5 to 1:12; (B) the liquid crystal material in the composite layer is formed of a mixture of a liquid crystal material exhibiting a nematic phase and a liquid crystal material exhibiting a smectic phase, and exhibits a cholesteric phase as a whole; or (C) the liquid crystal material in the composite layer is formed of a mixture of a tolane liquid crystal material, a biphenyl liquid crystal material and a chiral ingredient, and exhibits a cholesteric phase as a whole.
摘要翻译：液晶元件包括至少一个透明的一对板，并且复合层保持在板之间并且在透明树脂基板中包括液晶材料。在液晶元件中，（A）复合层中的液晶材料含有芳环并呈现胆甾醇相，复合层中的基材由树脂构成，含有芳香环，芳环数与单体主链中碳原子的比例在1:5至1:12的范围内; （B）复合层中的液晶材料由显示向列相的液晶材料和表现出近晶相的液晶材料的混合物形成，并且整体呈现胆甾型相。或（C）复合层中的液晶材料由甲苯液晶材料，联苯液晶材料和手性成分的混合物形成，并且整体呈胆甾型相。

10. 发明申请

US20050007531A1 Liquid crystal display element and method of producing the same 失效
标题翻译：液晶显示元件及其制造方法
公开(公告)号：US20050007531A1
公开(公告)日：2005-01-13
申请号：US10901885
申请日：2004-07-29
申请人： Masakazu Okada , Kiyofumi Hashimoto , Mitsuyoshi Miyai
发明人： Masakazu Okada , Kiyofumi Hashimoto , Mitsuyoshi Miyai
IPC分类号： G02F1/136 , G02F1/1333 , G02F1/1337 , G02F1/1347 , G02F1/137
CPC分类号： G02F1/1347 , G02F1/133707 , G02F1/133753 , G02F1/13718 , G02F2001/133757
摘要： (1) A liquid crystal display element including a liquid crystal layer including liquid crystal contained between a pair of substrates and exhibiting a cholesteric phase, wherein an orientation film is arranged on at least one of the paired substrates, and is in contact with the liquid crystal layer, and liquid crystal molecular orientation processing for portions of each orientation film corresponding to pixel regions are effected in a manner different from that effected on at least a portion of a portion corresponding to non-pixel region of the orientation film on at least one of the substrates. (2) A liquid crystal light modulation element including a liquid crystal layer held between a pair of substrate and including a liquid crystal material exhibiting a cholesteric phase in a room temperature and having a peak of a selective reflection wavelength in a visible wavelength range, wherein the liquid crystal layer in the selective reflection state has pixel regions neighboring to the opposite substrates, respectively, and liquid crystal domains in the pixel regions neighboring to at least one of the substrates are in a mixed state of a polydomain state and a monodomain state.
摘要翻译：（1）一种液晶显示元件，其特征在于，具有包含液晶的液晶层，所述液晶层包含在一对基板之间并具有胆甾醇相，其中取向膜配置在所述成对基板中的至少一个上，并且与所述液体接触对于与像素区域相对应的各取向膜的部分的液晶分子取向处理，以不同于对至少一个取向膜的非像素区域的至少一部分的方式进行的液晶分子取向处理的基材。（2）一种液晶光调制元件，其包括保持在一对基板之间的液晶层，并且在室温下包含呈现胆甾醇相的液晶材料，并且在可见光波长范围内具有选择性反射波长的峰值，其中选择反射状态的液晶层分别具有与相对基板相邻的像素区域，与至少一个基板相邻的像素区域中的液晶畴处于多晶畴状态和单畴状态的混合状态。

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