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公开(公告)号：US06344883B2
公开(公告)日：2002-02-05
申请号：US08990132
申请日：1997-12-12
申请人： Nobuaki Yamada , Fumikazu Shimoshikiryo , Yasuhiro Kume , Shuichi Kozaki , Takako Adachi , Shinichi Terashita , Takashi Kurihara
发明人： Nobuaki Yamada , Fumikazu Shimoshikiryo , Yasuhiro Kume , Shuichi Kozaki , Takako Adachi , Shinichi Terashita , Takashi Kurihara
IPC分类号： G02F1133
CPC分类号： A23D9/00 , A23J1/08 , A23K20/158 , A23K50/75 , A23L15/20 , A23L33/12 , A23V2002/00 , C07C53/126 , C07C57/12 , G02F1/133377 , G02F1/133512 , G02F1/133707 , G02F1/133753 , G02F1/1393 , G02F1/1396 , G02F2001/133374 , A23V2250/1868 , A23V2250/187 , A23V2250/1862
摘要： A liquid crystal display device of the present invention includes a pair of substrates and a liquid crystal layer provided between the substrates, wherein liquid crystal molecules in the liquid crystal layer have a negative dielectric anisotropy, and the liquid crystal molecules are aligned in a direction substantially vertical to the substrates when no voltage is being applied and are axis-symmetrically aligned in each of a plurality of pixel regions under application of a voltage.
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公开(公告)号：US06731356B2
公开(公告)日：2004-05-04
申请号：US10024314
申请日：2001-12-21
申请人： Nobuaki Yamada , Fumikazu Shimoshikiryo , Yasuhiro Kume , Shuichi Kozaki , Takako Adachi , Shinichi Terashita , Takashi Kurihara
发明人： Nobuaki Yamada , Fumikazu Shimoshikiryo , Yasuhiro Kume , Shuichi Kozaki , Takako Adachi , Shinichi Terashita , Takashi Kurihara
IPC分类号： G02F11333
CPC分类号： A23D9/00 , A23J1/08 , A23K20/158 , A23K50/75 , A23L15/20 , A23L33/12 , A23V2002/00 , C07C53/126 , C07C57/12 , G02F1/133377 , G02F1/133512 , G02F1/133707 , G02F1/133753 , G02F1/1393 , G02F1/1396 , G02F2001/133374 , A23V2250/1868 , A23V2250/187 , A23V2250/1862
摘要： A liquid crystal display device of the present invention includes a pair of substrates and a liquid crystal layer provided between the substrates, wherein liquid crystal molecules in the liquid crystal layer have a negative dielectric anisotropy, and the liquid crystal molecules are aligned in a direction substantially vertical to the substrates when no voltage is being applied and are axis-symmetrically aligned in each of a plurality of pixel regions under application of a voltage.
摘要翻译： 本发明的液晶显示装置包括一对基板和设置在基板之间的液晶层，其中液晶层中的液晶分子具有负的介电各向异性，并且液晶分子在基本上 当没有施加电压时垂直于基板，并且在施加电压的同时在多个像素区域中的每一个中轴对称地对准。
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公开(公告)号：US07057689B2
公开(公告)日：2006-06-06
申请号：US10290253
申请日：2002-11-08
IPC分类号： G02F1/1335
CPC分类号： G02F1/1393 , G02F1/133634
摘要： A liquid crystal display device of the present invention includes: a liquid crystal cell having a pair of substrates and a liquid crystal layer interposed therebetween; a pair of polarizing plates interposing the liquid crystal cell therebetween; and a phase compensation element provided between at least one of the polarizing plates and the liquid crystal cell. A refractive index anisotropy value of the liquid crystal layer along a plane parallel to a surface of the liquid crystal cell is smaller in a black display than in a white display. The phase compensation element has three principal refractive indices nx, ny and nz respectively along x, y and z axes thereof which are perpendicular to one another, and when nx and ny are the principal refractive indices along a plane parallel to a surface of the liquid crystal cell with nz being the principal refractive index along a thickness direction of the liquid crystal cell, wherein the x axis is parallel to an absorption axis of one of the polarizing plates closer to a viewer viewing the liquid crystal display device, and the principal refractive indices nx, ny and nz satisfy the following expressions: nz
摘要翻译： 本发明的液晶显示装置包括：液晶单元，具有一对基板和夹在其间的液晶层; 一对偏振片，其间插入液晶单元; 以及设置在至少一个偏振片和液晶单元之间的相位补偿元件。 与液晶单元的表面平行的平面的液晶层的折射率各向异性值在黑色显示中比在白色显示中小。 相位补偿元件沿着彼此垂直的x，y和z轴分别具有三个主折射率nx，ny和nz，并且当nx和ny是沿着平行于液体表面的平面的主折射率 晶体单元，其中nz是沿着液晶单元的厚度方向的主要折射率，其中x轴平行于靠近观看液晶显示装置的观察者的偏振片之一的吸收轴，并且主折射率 索引nx，ny和nz满足以下表达式：nz <（nx + ny）/ 2; 和nx <> ny。
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公开(公告)号：US06512561B1
公开(公告)日：2003-01-28
申请号：US09143615
申请日：1998-08-28
IPC分类号： G02F11335
CPC分类号： G02F1/1393 , G02F1/133634
摘要： A liquid crystal display device of the present invention includes: a liquid crystal cell having a pair of substrates and a liquid crystal layer interposed therebetween; a pair of polarizing plates interposing the liquid crystal cell therebetween; and a phase compensation element provided between at least one of the polarizing plates and the liquid crystal cell. A refractive index anisotropy value of the liquid crystal layer along a plane parallel to a surface of the liquid crystal cell is smaller in a black display than in a white display. The phase compensation element has three principal refractive indices nx, ny and nz respectively along x, y and z axes thereof which are perpendicular to one another, and when nx and ny are the principal refractive indices along a plane parallel to a surface of the liquid crystal cell with nz being the principal refractive index along a thickness direction of the liquid crystal cell, wherein the x axis is parallel to an absorption axis of one of the polarizing plates closer to a viewer viewing the liquid crystal display device, and the principal refractive indices nx, ny and nz satisfy the following expressions: nz
摘要翻译： 本发明的液晶显示装置包括：液晶单元，具有一对基板和夹在其间的液晶层; 一对偏振片，其间插入液晶单元; 以及设置在至少一个偏振片和液晶单元之间的相位补偿元件。 与液晶单元的表面平行的平面的液晶层的折射率各向异性值在黑色显示中比在白色显示中小。 相位补偿元件沿着彼此垂直的x，y和z轴分别具有三个主折射率nx，ny和nz，并且当nx和ny是沿着平行于液体表面的平面的主折射率 晶体单元，其中nz是沿着液晶单元的厚度方向的主要折射率，其中x轴平行于靠近观看液晶显示装置的观察者的偏振片之一的吸收轴，并且主折射率 索引nx，ny和nz满足以下表达式：nz <（nx + ny）/ 2; 和nx <> ny。
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公开(公告)号：US06493055B1
公开(公告)日：2002-12-10
申请号：US09564537
申请日：2000-05-04
IPC分类号： G02F11343
CPC分类号： C09K19/22 , C09K19/2014 , C09K19/40 , G02F1/134363
摘要： A liquid crystal display device of the present invention includes: a pair of substrates for which a homeotropic alignment treatment is performed; a liquid crystal layer provided between the substrates; and a transverse electric field generating electrode capable of being driven in a matrix driving manner which is provided on at least one of the pair of substrates and is connected to external control means. A liquid crystal material contained in the liquid crystal layer is a liquid crystal material which, as a whole liquid crystal layer, generates spontaneous polarization by a piezoelectric effect.
摘要翻译： 本发明的液晶显示装置包括：进行垂直取向处理的一对基板; 设置在所述基板之间的液晶层; 以及能够以矩阵驱动方式驱动的横向电场产生电极，其设置在所述一对基板中的至少一个基板上并连接到外部控制装置。 包含在液晶层中的液晶材料是液晶材料，其作为整体液晶层通过压电效应产生自发极化。
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公开(公告)号：US06663795B2
公开(公告)日：2003-12-16
申请号：US10277936
申请日：2002-10-23
IPC分类号： C09K1952
CPC分类号： C09K19/22 , C09K19/2014 , C09K19/40 , G02F1/134363
摘要： A liquid crystal display device of the present invention includes: a pair of substrates for which a homeotropic alignment treatment is performed; a liquid crystal layer provided between the substrates; and a transverse electric field generating electrode capable of being driven in a matrix driving manner which is provided on at least one of the pair of substrates and is connected to external control means. A liquid crystal material contained in the liquid crystal layer is a liquid crystal material which, as a whole liquid crystal layer, generates spontaneous polarization by a piezoelectric effect.
摘要翻译： 本发明的液晶显示装置包括：进行垂直取向处理的一对基板; 设置在所述基板之间的液晶层; 以及能够以矩阵驱动方式驱动的横向电场产生电极，其设置在所述一对基板中的至少一个基板上并连接到外部控制装置。 包含在液晶层中的液晶材料是液晶材料，其作为整体液晶层通过压电效应产生自发极化。
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7.发明授权
公开(公告)号：US6130739A
公开(公告)日：2000-10-10
申请号：US942682
申请日：1997-10-02
IPC分类号： C09K19/02 , C09K19/20 , C09K19/22 , C09K19/40 , G02F1/13 , G02F1/1337 , G02F1/1343 , G02F1/136 , G02F1/1368 , G02F1/139 , C09F19/02 , G02K1/1337 , G02K1/1343
CPC分类号： C09K19/22 , C09K19/2014 , C09K19/40 , G02F1/134363
摘要： A liquid crystal display device of the present invention includes: a pair of substrates for which a homeotropic alignment treatment is performed; a liquid crystal layer provided between the substrates; and a transverse electric field generating electrode capable of being driven in a matrix driving manner which is provided on at least one of the pair of substrates and is connected to external control means. A liquid crystal material contained in the liquid crystal layer is a liquid crystal material which, as a whole liquid crystal layer, generates spontaneous polarization by a piezoelectric effect.
摘要翻译： 本发明的液晶显示装置包括：进行垂直取向处理的一对基板; 设置在所述基板之间的液晶层; 以及能够以矩阵驱动方式驱动的横向电场产生电极，其设置在所述一对基板中的至少一个基板上并连接到外部控制装置。 包含在液晶层中的液晶材料是液晶材料，其作为整体液晶层通过压电效应产生自发极化。
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公开(公告)号：US06195145B1
公开(公告)日：2001-02-27
申请号：US08942355
申请日：1997-10-01
IPC分类号： G02F11337
CPC分类号： G02F1/134363 , C09K19/02 , C09K19/22 , G02F1/1337
摘要： A liquid crystal display device of the present invention includes: a pair of substrates; a liquid crystal layer provided between the substrates; and a transverse electric field generating electrode capable of being driven in a matrix driving manner which is provided on at least one of the pair of substrates and is connected to external control means. Each of the pair of substrates is provided with alignment means for aligning liquid crystal molecules in the liquid crystal layer so that the liquid crystal layer has spontaneous polarization generally parallel to a surface of the substrate.
摘要翻译： 本发明的液晶显示装置包括：一对基板; 设置在所述基板之间的液晶层; 以及能够以矩阵驱动方式驱动的横向电场产生电极，其设置在所述一对基板中的至少一个基板上并连接到外部控制装置。 一对基板中的每一个设置有用于使液晶层中的液晶分子对准的对准装置，使得液晶层具有大致平行于基板的表面的自发极化。
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公开(公告)号：US20050041186A1
公开(公告)日：2005-02-24
申请号：US10941851
申请日：2004-09-16
IPC分类号： G02F1/1333 , G02F1/1337 , G02F1/1343 , G02F1/139
CPC分类号： G02F1/133707 , G02F1/134336 , G02F1/1393 , G02F2201/128
摘要： A first electrode 14 provided in a liquid crystal display device of a vertical alignment mode includes, for each picture element region, a lower conductive layer 11, a dielectric layer 12 covering the lower conductive layer 11, and an upper conductive layer 13 provided on one side of the dielectric layer 12 which is closer to a liquid crystal layer 30. The upper conductive layer 13 includes an upper layer opening 13a, and the lower conductive layer 11 includes a lower layer opening 11a, thus forming first, second and third regions (R1, R2, R3) having gradually decreasing electric field strengths. Liquid crystal molecules 30a of the liquid crystal layer 30 in an orientation-regulating region T1 in which the first, second and third regions are arranged in this order in a predetermined direction change the orientation direction thereof so that they are inclined in a single direction in the presence of an applied voltage.
摘要翻译： 设置在垂直取向模式的液晶显示装置中的第一电极14对于每个像素区域包括下导电层11，覆盖下导电层11的电介质层12和设置在其上的上导电层13 电介质层12的更靠近液晶层30的一侧。上导电层13包括上层开口13a，下导电层11包括下层开口11a，从而形成第一，第二和第三区域（ R1，R2，R3），电场强度逐渐降低。 其中第一，第二和第三区域中的第一，第二和第三区域沿着预定方向以此顺序排列的方位调节区域T1中的液晶层30的液晶分子30a改变其取向方向，使得它们在单方向上倾斜 施加电压的存在。
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公开(公告)号：US06850301B2
公开(公告)日：2005-02-01
申请号：US09783217
申请日：2001-02-15
IPC分类号： G02F1/1333 , G02F1/1337 , G02F1/1343 , G02F1/139
CPC分类号： G02F1/133707 , G02F1/134336 , G02F1/1393 , G02F2201/128
摘要： A first electrode 14 provided in a liquid crystal display device of a vertical alignment mode includes, for each picture element region, a lower conductive layer 11, a dielectric layer 12 covering the lower conductive layer 11, and an upper conductive layer 13 provided on one side of the dielectric layer 12 which is closer to a liquid crystal layer 30. The upper conductive layer 13 includes an upper layer opening 13a, and the lower conductive layer 11 includes a lower layer opening 11a, thus forming first, second and third regions (R1, R2, R3) having gradually decreasing electric field strengths. Liquid crystal molecules 30a of the liquid crystal layer 30 in an orientation-regulating region T1 in which the first, second and third regions are arranged in this order in a predetermined direction change the orientation direction thereof so that they are inclined in a single direction in the presence of an applied voltage.
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