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公开(公告)号：US20100277679A1
公开(公告)日：2010-11-04
申请号：US12085306
申请日：2006-11-09
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02F1/133634 , G02F2001/133637 , G02F2413/02 , G02F2413/11 , G02F2413/13
摘要： There are provided a liquid crystal panel and a liquid crystal display apparatus each having an excellent screen contrast, a small color shift, and small display unevenness. The liquid crystal panel includes a liquid crystal cell, a first polarizer, a second polarizer, a protective layer, a first optical compensation layer and a second optical compensation layer. The protective layer has relationships of 0 nm≦Δnd (550) 10 nm and 0 nm≦Rth(550) 20 nm. The first optical compensation layer has an absolute value of a photoelastic coefficient of 40×10−12 (m2/N) or less, and has relationships of Δnd(380) ny>nz and 90 nm≧Δnd(550) ≦200 nm. The second optical compensation layer has relationships of Rth(380)>Rth(550)>Rth(780) and nx=ny>nz.
摘要翻译： 提供了具有优异的屏幕对比度，小的色移和小的显示不均匀性的液晶面板和液晶显示装置。 液晶面板包括液晶单元，第一偏振器，第二偏振器，保护层，第一光学补偿层和第二光学补偿层。 保护层具有0nm和nlE;＆Dgr; nd（550）10nm和0nm＆amp; NlE; Rth（550）20nm之间的关系。 第一光学补偿层的光弹性系数的绝对值为40×10-12（m 2 / N）以下，并且具有＆Dgr; nd（380）<＆Dgr; nd（550）<＆Dgr; nd（780 ），nx> ny> nz和90nm≥＆Dgr; nd（550）＆nlE; 200nm。 第二光学补偿层具有Rth（380）> Rth（550）> Rth（780）和nx = ny> nz的关系。
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公开(公告)号：US07944531B2
公开(公告)日：2011-05-17
申请号：US12085306
申请日：2006-11-09
IPC分类号： G02F1/1335
CPC分类号： G02F1/13363 , G02F1/133634 , G02F2001/133637 , G02F2413/02 , G02F2413/11 , G02F2413/13
摘要： There are provided a liquid crystal panel and a liquid crystal display apparatus each having an excellent screen contrast, a small color shift, and small display unevenness. The liquid crystal panel includes a liquid crystal cell, a first polarizer, a second polarizer, a protective layer, a first optical compensation layer and a second optical compensation layer. The protective layer has relationships of 0 nm≦Δnd (550)≦10 nm and 0 nm≦Rth(550)≦20 nm. The first optical compensation layer has an absolute value of a photoelastic coefficient of 40×10−12 (m2/N) or less, and has relationships of Δnd(380) ny≧nz and 90 nm≦Δnd(550)≦200 nm. The second optical compensation layer has relationships of Rth(380)>Rth(550)>Rth(780) and nx=ny>nz.
摘要翻译： 提供了具有优异的屏幕对比度，小的色移和小的显示不均匀性的液晶面板和液晶显示装置。 液晶面板包括液晶单元，第一偏振器，第二偏振器，保护层，第一光学补偿层和第二光学补偿层。 保护层的关系为0nm＆nlE;＆Dgr; nd（550）＆nlE; 10nm和0nm＆amp; NlE; Rth（550）＆nlE; 20nm。 第一光学补偿层的光弹性系数的绝对值为40×10-12（m 2 / N）以下，并且具有＆Dgr; nd（380）<＆Dgr; nd（550）<＆Dgr; nd（780 ），nx>ny≥nz和90nm＆amp; NlE;＆Dgr; nd（550）＆nlE; 200nm。 第二光学补偿层具有Rth（380）> Rth（550）> Rth（780）和nx = ny> nz的关系。
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公开(公告)号：US07630038B2
公开(公告)日：2009-12-08
申请号：US11913750
申请日：2006-10-20
IPC分类号： G02F1/13363
CPC分类号： G02F1/133634 , G02B5/3033 , G02B5/3083 , G02F2202/40 , G02F2413/02 , G02F2413/07
摘要： There are provided a liquid crystal panel and a liquid crystal display apparatus each having an excellent screen contrast, a small color shift, and small display unevenness. The liquid crystal panel includes a liquid crystal cell; a first polarizer placed on one side of the liquid crystal cell; a second polarizer placed on the other side of the liquid crystal cell; and at least two optical compensation layers including a first optical compensation layer and a second optical compensation layer placed between the first polarizer and the second polarizer.
摘要翻译： 提供了具有优异的屏幕对比度，小的色移和小的显示不均匀性的液晶面板和液晶显示装置。 液晶面板包括液晶单元; 放置在液晶单元一侧的第一偏振片; 放置在液晶单元的另一侧的第二偏振器; 以及至少两个光学补偿层，包括放置在第一偏振器和第二偏振器之间的第一光学补偿层和第二光学补偿层。
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公开(公告)号：US20090046228A1
公开(公告)日：2009-02-19
申请号：US11913750
申请日：2006-10-20
IPC分类号： G02F1/13363
CPC分类号： G02F1/133634 , G02B5/3033 , G02B5/3083 , G02F2202/40 , G02F2413/02 , G02F2413/07
摘要： There are provided a liquid crystal panel and a liquid crystal display apparatus each having an excellent screen contrast, a small color shift, and small display unevenness. The liquid crystal panel includes a liquid crystal cell; a first polarizer placed on one side of the liquid crystal cell; a second polarizer placed on the other side of the liquid crystal cell; and at least two optical compensation layers including a first optical compensation layer and a second optical compensation layer placed between the first polarizer and the second polarizer.
摘要翻译： 提供了具有优异的屏幕对比度，小的色移和小的显示不均匀性的液晶面板和液晶显示装置。 液晶面板包括液晶单元; 放置在液晶单元一侧的第一偏振片; 放置在液晶单元的另一侧的第二偏振器; 以及至少两个光学补偿层，包括放置在第一偏振器和第二偏振器之间的第一光学补偿层和第二光学补偿层。
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公开(公告)号：US07639329B2
公开(公告)日：2009-12-29
申请号：US12113515
申请日：2008-05-01
申请人： Kentarou Takeda , Takeharu Kitagawa , Daisuke Hayashi , Hideki Ishida , Nao Murakami , Junichi Nagase
发明人： Kentarou Takeda , Takeharu Kitagawa , Daisuke Hayashi , Hideki Ishida , Nao Murakami , Junichi Nagase
IPC分类号： G02F1/13363
CPC分类号： G02F1/133634 , G02F1/1393 , G02F2001/133635 , G02F2413/02
摘要： The liquid crystal panel according to an embodiment of the present invention includes, in the stated order from a viewer side: a first polarizer; a first optical compensation layer; a liquid crystal cell; a second optical compensation layer; and a second polarizer, wherein:the first optical compensation layer has an absolute value of a photoelastic coefficient of 40×10−12 (m2/N) or less, has an in-plane retardation Δnd of 90 nm to 200 nm, has relationships of the following Expressions (1) and (2), and functions as a protective layer on a liquid crystal cell side of the first polarizer; andthe second optical compensation layer has relationships of the following Expressions (3) and (4), Δnd(380)=Δnd(550)=Δnd(780) (1) nx>ny>nz (2) Rth(380)>Rth(550)>Rth(780) (3) nx=ny>nz (4).
摘要翻译： 根据本发明实施例的液晶面板按照从观察者侧的顺序包括：第一偏振器; 第一光学补偿层; 液晶单元; 第二光学补偿层; 和第二偏振器，其中：所述第一光学补偿层的光弹性系数的绝对值为40×10 12（m 2 / N）以下，具有90nm〜200nm的面内相位差Deltand，具有 （1）和（2）表示，并且用作第一偏振器的液晶单元侧的保护层; 并且第二光学补偿层具有以下表达式（3）和（4），Deltand（380）= Deltand（550）= Deltand（780）（1）nx> ny> nz（2）Rth（380）> Rth（550）> Rth（780）（3）nx = ny> nz（4）。
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公开(公告)号：US20100110347A1
公开(公告)日：2010-05-06
申请号：US12597991
申请日：2008-04-23
IPC分类号： G02F1/13363 , G02F1/1335
CPC分类号： G02F1/133634 , G02F2413/02
摘要： There is provided a liquid crystal panel exhibiting a high contrast ratio and a liquid crystal display apparatus including the liquid crystal panel. The liquid crystal panel of the present invention includes a first polarizer, a first optical compensation layer, a liquid crystal cell, a second optical compensation layer, and a second polarizer in the stated order from a viewer side. The first optical compensation layer and the second optical compensation layer have a refractive index profile of nx>ny>nz, and a light transmittance (T2) of the second polarizer is larger than a light transmittance (T1) of the first polarizer.
摘要翻译： 提供了具有高对比度的液晶面板和包括液晶面板的液晶显示装置。 本发明的液晶面板从观察者侧按照所述顺序包括第一偏振器，第一光学补偿层，液晶单元，第二光学补偿层和第二偏振器。 第一光学补偿层和第二光学补偿层具有nx> ny> nz的折射率分布，并且第二偏振器的透光率（T2）大于第一偏振器的透光率（T1）。
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公开(公告)号：US07746435B2
公开(公告)日：2010-06-29
申请号：US11802128
申请日：2007-05-21
IPC分类号： G02F1/13363
CPC分类号： G02F1/133634 , G02F1/1393 , G02F2202/40
摘要： To provide a liquid crystal panel suitable for a liquid crystal display apparatus and capable of providing colorless neutral displays in all directions, and a liquid crystal display apparatus using the liquid crystal panel, the liquid crystal panel of the present invention includes: a liquid crystal cell; a first polarizer arranged on one side of the liquid crystal cell; a first birefringent layer arranged between the liquid crystal cell and the first polarizer; a second polarizer arranged on another side of the liquid crystal cell; and a second birefringent layer arranged between the liquid crystal cell and the second polarizer; in which: the first birefringent layer has a relationship of 1 nz.
摘要翻译： 为了提供一种适用于液晶显示装置的液晶显示装置，能够提供全方向的无色中性显示器，以及使用液晶面板的液晶显示装置，本发明的液晶面板包括：液晶单元 ; 布置在液晶单元一侧的第一偏振片; 布置在液晶单元和第一偏振器之间的第一双折射层; 布置在液晶单元的另一侧的第二偏振片; 以及布置在所述液晶单元和所述第二偏振器之间的第二双折射层; 其中：第一双折射层具有1
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公开(公告)号：US07538841B2
公开(公告)日：2009-05-26
申请号：US11430907
申请日：2006-05-10
IPC分类号： G02F1/1335 , G02F1/1347
CPC分类号： G02F1/13363 , G02F1/133528 , G02F2201/50 , G02F2413/02 , G02F2413/13
摘要： The present invention can provide an optical film suitable for a liquid crystal display apparatus providing colorless neutral display in all azimuth angle directions, a liquid crystal panel employing the optical film, and a liquid crystal display apparatus employing the liquid crystal panel. The optical film of the present invention includes a first transparent protective film, a polarizer, a second transparent protective film, and a birefringent layer having a relationship of nx>ny=nz and positive uniaxial property in the stated order, in which the second transparent protective film has a thickness direction retardation (Rth) represented by the formula Rth=(nx−nz)×d of 10 nm or less.
摘要翻译： 本发明可以提供一种适用于在所有方位角方向上提供无色中性显示的液晶显示装置的光学膜，使用该光学膜的液晶面板和使用该液晶面板的液晶显示装置。 本发明的光学膜包括第一透明保护膜，偏振片，第二透明保护膜和具有nx> ny = nz的关系的双折射层和按照所述顺序的正单轴性质，其中第二透明 保护膜具有由式Rth =（nx-nz）×d表示的厚度方向延迟（Rth）为10nm以下。
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公开(公告)号：US20070273816A1
公开(公告)日：2007-11-29
申请号：US11802128
申请日：2007-05-21
IPC分类号： G02F1/1335 , G02F1/1337
CPC分类号： G02F1/133634 , G02F1/1393 , G02F2202/40
摘要： To provide a liquid crystal panel suitable for a liquid crystal display apparatus and capable of providing colorless neutral displays in all directions, and a liquid crystal display apparatus using the liquid crystal panel, the liquid crystal panel of the present invention includes: a liquid crystal cell; a first polarizer arranged on one side of the liquid crystal cell; a first birefringent layer arranged between the liquid crystal cell and the first polarizer; a second polarizer arranged on another side of the liquid crystal cell; and a second birefringent layer arranged between the liquid crystal cell and the second polarizer; in which: the first birefringent layer has a relationship of 1 nz.
摘要翻译： 为了提供一种适用于液晶显示装置的液晶显示装置，能够提供全方向的无色中性显示器，以及使用液晶面板的液晶显示装置，本发明的液晶面板包括：液晶单元 ; 布置在液晶单元一侧的第一偏振片; 布置在液晶单元和第一偏振器之间的第一双折射层; 布置在液晶单元的另一侧的第二偏振片; 以及布置在所述液晶单元和所述第二偏振器之间的第二双折射层; 其中：第一双折射层具有1
nz的折射率分布。 -
公开(公告)号：US20090279031A1
公开(公告)日：2009-11-12
申请号：US12064777
申请日：2006-08-09
IPC分类号： G02F1/13363
CPC分类号： G02F1/133634 , G02B5/3083
摘要： A liquid crystal display apparatus is provided, in which excellent viewing angle compensation is conducted, and which is highly excellent in a contrast in an oblique direction and can be reduced in thickness. A liquid crystal panel of the present invention includes a first polarizer, a first optical compensation layer, a liquid crystal cell, a second optical compensation layer, and a second polarizer in the stated order. Each of the first optical compensation layer and the second optical compensation layer contains at least one polymer selected from the group consisting of polyimide, polyamide, polyester, polyetherketone, polyamideimide, and polyesterimide, and have a refractive index profile of nx>ny>nz.
摘要翻译： 提供一种液晶显示装置，其中进行优良的视角补偿，并且在倾斜方向上的对比度非常优异并且可以减小厚度。 本发明的液晶面板按照所述的顺序包括第一偏振器，第一光学补偿层，液晶单元，第二光学补偿层和第二偏振器。 第一光学补偿层和第二光学补偿层中的每一个包含至少一种选自聚酰亚胺，聚酰胺，聚酯，聚醚酮，聚酰胺酰亚胺和聚酯酰亚胺的聚合物，并具有nx> ny> nz的折射率分布。
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