公开(公告)号：US20090207349A1

公开(公告)日：2009-08-20

申请号：US12301290

申请日：2007-10-16

申请人： Hiroyuki Yoshimi ,  Tadayuki Kameyama ,  Masatoshi Tomonaga ,  Masaki Hayashi

发明人： Hiroyuki Yoshimi ,  Tadayuki Kameyama ,  Masatoshi Tomonaga ,  Masaki Hayashi

IPC分类号： G02F1/1335

CPC分类号： G02B5/201 ,  G02B5/223 ,  G02F1/133371 ,  G02F1/133514 ,  G02F1/13363

摘要： A liquid crystal panel of the present invention comprises a liquid crystal cell, a first polarizing plate arranged on one of both sides of the liquid crystal cell, and a second polarizing plate arranged on the other side of the liquid crystal cell, wherein the liquid crystal cell comprises red, green and blue color filters, and a liquid crystal layer. The liquid crystal layer has a multigap structure satisfying the following relationship: dR≧dG>dB. The first polarizing plate comprises a first polarizer and a first protective layer arranged on the liquid crystal cell side of the first polarizer, and in the first protective layer, the index ellipsoid thereof satisfies the following relationship: nx>ny≧nz.In a liquid crystal display having the liquid crystal panel, the color shift thereof can be made smaller in oblique directions and display characteristics can be excellent.

摘要翻译： 本发明的液晶面板包括液晶单元，布置在液晶单元的两侧之一的第一偏振片和布置在液晶单元的另一侧的第二偏振片，其中液晶 单元包括红色，绿色和蓝色滤色器以及液晶层。 液晶层具有满足以下关系的多重结构：d R> = dG> dB。 第一偏振板包括第一偏振器和布置在第一偏振器的液晶单元侧上的第一保护层，并且在第一保护层中，其折射率椭圆满足以下关系：nx> ny> = nz。 在具有液晶面板的液晶显示器中，可以使其颜色偏移在倾斜方向上更小，并且显示特性可以很好。

公开(公告)号：US20100182550A1

公开(公告)日：2010-07-22

申请号：US12602616

申请日：2008-05-19

申请人： Shouhei Maezawa ,  Masatoshi Tomonaga ,  Hiroyuki Takemoto

发明人： Shouhei Maezawa ,  Masatoshi Tomonaga ,  Hiroyuki Takemoto

IPC分类号： G02F1/1335 ,  G02F1/13363

CPC分类号： G02F1/133371 ,  G02F1/133514 ,  G02F1/13363 ,  G02F1/134363

摘要： The present invention provides a color liquid crystal panel in an o-mode of an IPS mode, which has a multi-gap structure, and in which a contrast in an oblique direction is enhanced.A first polarizer 1 is provided on a color filter 6 side of a liquid crystal cell 10 and a second polarizer 8 is provided on a liquid crystal layer 5 side of the liquid crystal cell 10. Further, a retardation film 2 is provided between the second polarizer 8 and the liquid crystal cell 10. The liquid crystal cell 10 has a configuration in which the color filter 6 is laminated on a glass substrate 3, and a liquid crystal layer 5 is interposed between the color filter 6 and a glass substrate 7. Regarding the thickness of the liquid crystal layer 5, a thickness dB of a region in contact with the blue color filter 6B is smallest, and a thickness dG of a region in contact with the green color filter 6G and a thickness dR of a region in contact with the red color filter 6R increase in this order. That is, the liquid crystal cell 10 has a multi-gap structure in which the thickness of the liquid crystal layer 5 varies depending upon the colors of the color filter 6.

摘要翻译： 本发明提供一种IPS模式的o模式的彩色液晶面板，其具有多间隙结构，并且其中倾斜方向的对比度增强。 在液晶单元10的滤色器6侧设置第一偏振片1，在液晶单元10的液晶层5侧设置第二偏振片8.此外，在第二偏振片2的第二偏振片 偏振器8和液晶单元10.液晶单元10具有将滤色器6层压在玻璃基板3上的结构，在滤色器6和玻璃基板7之间插入有液晶层5。 关于液晶层5的厚度，与蓝色滤色器6B接触的区域的厚度dB最小，与绿色滤色器6G接触的区域的厚度dG和区域的厚度dR 接触红色滤色片6R按此顺序增加。 也就是说，液晶单元10具有其中液晶层5的厚度根据滤色器6的颜色而变化的多间隙结构。

公开(公告)号：US07929086B2

公开(公告)日：2011-04-19

申请号：US12090307

申请日：2006-09-14

申请人： Yuusuke Toyama ,  Masayuki Satake ,  Kenji Yoda ,  Masatoshi Tomonaga ,  Shuuji Yano

发明人： Yuusuke Toyama ,  Masayuki Satake ,  Kenji Yoda ,  Masatoshi Tomonaga ,  Shuuji Yano

IPC分类号： G02F1/1335 ,  G02B5/30 ,  G02B1/08

CPC分类号： C09J133/08 ,  B32B7/12 ,  B32B23/08 ,  B32B23/20 ,  B32B27/08 ,  B32B27/16 ,  B32B27/18 ,  B32B27/20 ,  B32B27/302 ,  B32B27/306 ,  B32B27/308 ,  B32B27/325 ,  B32B2270/00 ,  B32B2307/308 ,  B32B2307/40 ,  B32B2307/402 ,  B32B2307/418 ,  B32B2307/42 ,  B32B2307/50 ,  B32B2307/514 ,  B32B2307/708 ,  B32B2307/71 ,  B32B2307/718 ,  B32B2457/202 ,  C08G18/61 ,  C08G18/6229 ,  C08G18/6254 ,  C08G18/7642 ,  C08G18/7843 ,  C08G2170/40 ,  C09J7/29 ,  C09J133/14 ,  C09J175/04 ,  C09J2433/00 ,  G02B5/3083 ,  G02B27/281 ,  G02F1/133528 ,  G02F1/13363 ,  G02F2202/28

摘要： A laminated film includes a polarizing plate, a retardation film, and a first pressure-sensitive adhesive layer provided in this order, wherein the polarizing plate includes a polarizer, a first protective layer placed on a side of the polarizer where the retardation film is provided, and a second protective layer placed on another side of the polarizer which is opposite to the side where the retardation film is provided, the retardation film is a stretched film comprising a norbornene resin, the first pressure-sensitive adhesive layer includes a pressure-sensitive adhesive that may be produced by crosslinking a composition comprising a (meth)acrylate (co)polymer and a crosslinking agent comprising a peroxide as a main component. The laminated film has both good adhesion to a liquid crystal cell and easy peelability, and may improve the uniformity in a screen of liquid crystal display.

摘要翻译： 叠层膜包括偏光板，延迟膜和依次设置的第一粘合剂层，其中偏振片包括偏振片，设置在偏振片侧面的第一保护层，其中设置有延迟膜 以及设置在与设置有相位差膜的一侧相反的偏振片的另一侧的第二保护层，所述延迟膜是包含降冰片烯树脂的拉伸膜，所述第一粘合剂层包括压敏粘合剂 可以通过交联包含（甲基）丙烯酸酯（共）聚合物的组合物和包含过氧化物作为主要成分的交联剂来制备的粘合剂。 层压膜对液晶单元具有良好的粘附性和易剥离性，并且可以提高液晶显示器的屏幕的均匀性。

公开(公告)号：US08668801B2

公开(公告)日：2014-03-11

申请号：US12986527

申请日：2011-01-07

申请人： Ikuo Kawamoto ,  Masatoshi Tomonaga ,  Yuuji Saiki

发明人： Ikuo Kawamoto ,  Masatoshi Tomonaga ,  Yuuji Saiki

IPC分类号： B29C65/00 ,  B32B37/00 ,  B32B38/04

CPC分类号： G03B35/24 ,  G02B5/3033 ,  G02B5/3083 ,  G02B27/26

摘要： A method for producing a laminated optical film that allows three-dimensional images to be reproduced, which is preferably used in a large image display apparatus. One embodiment of the method includes laminating a polarizing plate and a λ/4 plate and forming a λ/2 layer partially on the λ/4 plate. The polarizing plate and the λ/4 plate are laminated such that an angle between an absorption axis of a polarizer of the polarizing plate and a slow axis of the λ/4 plate is substantially 45°, and the λ/2 layer is formed such that an angle between the absorption axis of the polarizer and a slow axis of the λ/2 layer is substantially 45°.

摘要翻译： 一种制造允许再现三维图像的叠层光学膜的方法，其优选用于大图像显示装置中。 该方法的一个实施例包括层叠偏振片和λ/ 4板并且部分地在λ/ 4板上形成λ/ 2层。 层叠偏光板和λ/ 4板，使得偏振片的偏振片的吸收轴与λ/ 4板的慢轴之间的角度大致为45°，并且形成λ/ 2层 偏振器的吸收轴和λ/ 2层的慢轴之间的角度基本上为45°。

公开(公告)号：US20100309414A1

公开(公告)日：2010-12-09

申请号：US12745609

申请日：2008-11-18

申请人： Masatoshi Tomonaga ,  Hiroyuki Takemoto

发明人： Masatoshi Tomonaga ,  Hiroyuki Takemoto

IPC分类号： G02F1/1335

CPC分类号： G02B5/3041 ,  G02F1/133634 ,  G02F1/134363 ,  G02F2001/134372 ,  G02F2413/02 ,  G02F2413/08 ,  G02F2413/12 ,  G02F2413/13 ,  G02F2413/14

摘要： The invention provides a liquid crystal panel and a liquid crystal display device, which has suppressed light leakage at an angle of 45 degrees to an absorption axis of a polarizing plate, a low black-state brightness in an oblique direction and an improved contrast. The liquid crystal panel comprises a liquid crystal cell including a liquid crystal layer containing liquid crystal molecules that is oriented in homogeneous alignment when no electric field is applied thereto, a first polarizer placed on one side of the liquid crystal cell, a second polarizer placed on another side of the liquid crystal cell, a first anisotropic optical element placed between the liquid crystal cell and the first polarizer and satisfying nx1>ny1>nz1, and a second anisotropic optical element placed between the first anisotropic optical element and the liquid crystal cell and satisfying nz2>nx2>ny2, wherein the slow axis of the first anisotropic optical element is parallel to the slow axis of the second anisotropic optical element.

摘要翻译： 本发明提供了一种液晶面板和液晶显示装置，其抑制了与偏振片的吸收轴成45度的角度的光泄漏，倾斜方向的低黑度亮度和改善的对比度。 液晶面板包括液晶单元，该液晶单元包括液晶层，该液晶层含有当不施加电场时均匀取向的液晶分子，位于液晶单元一侧的第一偏振器，位于液晶单元一侧的第一偏振器 液晶单元的另一侧，设置在液晶单元和第一偏振器之间并满足nx1> ny1> nz1的第一各向异性光学元件和放置在第一各向异性光学元件和液晶单元之间的第二各向异性光学元件和 满足nz2> nx2> ny2，其中第一各向异性光学元件的慢轴平行于第二各向异性光学元件的慢轴。

公开(公告)号：US07812902B2

公开(公告)日：2010-10-12

申请号：US12089805

申请日：2007-03-20

申请人： Yoshiyuki Kiya ,  Shuuji Yano ,  Kenji Yoda ,  Kentarou Kobayashi ,  Masatoshi Tomonaga ,  Shouhei Maezawa ,  Yusuke Toyama

发明人： Yoshiyuki Kiya ,  Shuuji Yano ,  Kenji Yoda ,  Kentarou Kobayashi ,  Masatoshi Tomonaga ,  Shouhei Maezawa ,  Yusuke Toyama

IPC分类号： G02F1/1335

CPC分类号： G02B5/3033 ,  G02B27/28 ,  G02F1/133528

摘要： There is provided a liquid crystal panel and a liquid crystal display apparatus in which light leakage occurring from a peripheral portion of a screen is small, and which has excellent display uniformity in a high humidity environment.A liquid crystal panel according to an embodiment of the present invention includes: a liquid crystal cell; a first polarizing plate placed on a viewer side of the liquid crystal cell; and a second polarizing plate placed on an opposite side of the viewer side of the liquid crystal cell, wherein a dimensional change ratio (C1) of the first polarizing plate is larger than a dimensional change ratio (C2) of the second polarizing plate.

摘要翻译： 提供了一种液晶面板和液晶显示装置，其中从屏幕的周边部分发生的光泄漏小，并且在高湿度环境中具有优异的显示均匀性。 根据本发明实施例的液晶面板包括：液晶单元; 放置在液晶单元的观察者侧的第一偏振片; 以及放置在所述液晶单元的观察者侧的相反侧的第二偏振片，其中，所述第一偏振片的尺寸变化率（C1）大于所述第二偏振片的尺寸变化率（C2）。

公开(公告)号：US20070002233A1

公开(公告)日：2007-01-04

申请号：US11472475

申请日：2006-06-22

申请人： Shuuji Yano ,  Kenji Yoda ,  Kentarou Kobayashi ,  Masatoshi Tomonaga

发明人： Shuuji Yano ,  Kenji Yoda ,  Kentarou Kobayashi ,  Masatoshi Tomonaga

IPC分类号： G02F1/1335

CPC分类号： G02F1/133634 ,  G02B5/3025 ,  G02F1/134363

摘要： A liquid crystal panel of the present invention comprises at least: a liquid crystal cell comprising a liquid crystal layer containing a liquid crystal molecule that is oriented in homogeneous alignment with no electric field applied thereto; a first polarizer placed on one side of the liquid crystal cell; a first optical element placed between the liquid crystal cell and the first polarizer; and a second polarizer placed on the other side of the liquid crystal cell, wherein the first optical element is substantially optically isotropic, the liquid crystal cell has an initial alignment direction that is substantially parallel to the direction of an absorption axis of the first polarizer, and the absorption axis of the first polarizer is substantially perpendicular to an absorption axis of the second polarizer. The liquid crystal panel shows less discoloration of images even when the screen is viewed from oblique directions.

摘要翻译： 本发明的液晶面板至少包括：液晶单元，其包含含有液晶分子的液晶层，所述液晶分子在不施加电场的情况下以均匀取向取向; 放置在液晶单元一侧的第一偏振片; 放置在液晶单元和第一偏振器之间的第一光学元件; 和位于所述液晶单元的另一侧的第二偏振器，其中所述第一光学元件基本上是光学各向同性的，所述液晶单元具有基本上平行于所述第一偏振器的吸收轴的方向的初始取向方向， 并且第一偏振器的吸收轴基本上垂直于第二偏振器的吸收轴。 即使从斜方向观看屏幕，液晶面板也显示较少的图像变色。

公开(公告)号：US08587756B2

公开(公告)日：2013-11-19

申请号：US12412894

申请日：2009-03-27

申请人： Misaki Sabae ,  Masatoshi Tomonaga ,  Naoki Koishi ,  Masato Bitou

发明人： Misaki Sabae ,  Masatoshi Tomonaga ,  Naoki Koishi ,  Masato Bitou

IPC分类号： G02B5/30

CPC分类号： G02F1/133528 ,  G02B5/3033 ,  G02B5/3083 ,  G02F1/133634

摘要： A laminated optical film according to an embodiment of the present invention includes a polarizer; a first optical compensation layer which has a refractive index ellipsoid showing a relationship of nx>ny>nz; and a second optical compensation layer which has a refractive index ellipsoid showing a relationship of nz>nx>ny, wherein the polarizer and the first optical compensation layer are placed so that an absorption axis of the polarizer is parallel to or perpendicular to a slow axis of the first optical compensation layer, and the polarizer and the second optical compensation layer are placed so that an absorption axis of the polarizer is parallel to or perpendicular to a slow axis of the second optical compensation layer.

摘要翻译： 根据本发明实施例的层叠光学膜包括偏振器; 第一光学补偿层，其具有显示nx> ny> nz的关系的折射率椭圆体; 以及第二光学补偿层，其具有显示nz> nx> ny的关系的折射率椭圆体，其中所述偏振器和所述第一光学补偿层被放置成使得所述偏振器的吸收轴平行于或垂直于慢轴 并且偏振器和第二光学补偿层被放置成使得偏振器的吸收轴平行于或垂直于第二光学补偿层的慢轴。

公开(公告)号：US08363187B2

公开(公告)日：2013-01-29

申请号：US12602616

申请日：2008-05-19

申请人： Shouhei Maezawa ,  Masatoshi Tomonaga ,  Hiroyuki Takemoto

发明人： Shouhei Maezawa ,  Masatoshi Tomonaga ,  Hiroyuki Takemoto

IPC分类号： G02F1/1335

CPC分类号： G02F1/133371 ,  G02F1/133514 ,  G02F1/13363 ,  G02F1/134363

摘要： The present invention provides a color liquid crystal panel in an o-mode of an IPS mode, which has a multi-gap structure, and in which a contrast in an oblique direction is enhanced.A first polarizer 1 is provided on a color filter 6 side of a liquid crystal cell 10 and a second polarizer 8 is provided on a liquid crystal layer 5 side of the liquid crystal cell 10. Further, a retardation film 2 is provided between the second polarizer 8 and the liquid crystal cell 10. The liquid crystal cell 10 has a configuration in which the color filter 6 is laminated on a glass substrate 3, and a liquid crystal layer 5 is interposed between the color filter 6 and a glass substrate 7. Regarding the thickness of the liquid crystal layer 5, a thickness dB of a region in contact with the blue color filter 6B is smallest, and a thickness dG of a region in contact with the green color filter 6G and a thickness dR of a region in contact with the red color filter 6R increase in this order. That is, the liquid crystal cell 10 has a multi-gap structure in which the thickness of the liquid crystal layer 5 varies depending upon the colors of the color filter 6.

摘要翻译： 本发明提供一种IPS模式的o模式的彩色液晶面板，其具有多间隙结构，并且其中倾斜方向的对比度增强。 在液晶单元10的滤色器6侧设置第一偏振片1，在液晶单元10的液晶层5侧设置第二偏振片8.此外，在第二偏振片2的第二偏振片 偏振器8和液晶单元10.液晶单元10具有将滤色器6层压在玻璃基板3上的结构，在滤色器6和玻璃基板7之间插入有液晶层5。 关于液晶层5的厚度，与蓝色滤色器6B接触的区域的厚度dB最小，与绿色滤色器6G接触的区域的厚度dG和区域的厚度dR 接触红色滤色片6R按此顺序增加。 也就是说，液晶单元10具有其中液晶层5的厚度根据滤色器6的颜色而变化的多间隙结构。

公开(公告)号：US07782429B2

公开(公告)日：2010-08-24

申请号：US12162519

申请日：2007-01-31

申请人： Masatoshi Tomonaga ,  Naoto Ooe ,  Kenji Yoda ,  Shuuji Yano

发明人： Masatoshi Tomonaga ,  Naoto Ooe ,  Kenji Yoda ,  Shuuji Yano

IPC分类号： G02F1/1335

CPC分类号： G02B5/3033 ,  G02B5/3083 ,  G02F1/133634 ,  G02F2001/133637

摘要： Provided are a liquid crystal panel capable of constituting a liquid crystal display apparatus in which a contrast and a display color are unlikely to change depending upon a viewing angle and an azimuth, and a liquid crystal display apparatus using the liquid crystal panel. The liquid crystal panel of the present invention at least includes a liquid crystal cell, a first polarizer placed on one side of the liquid crystal cell, a second polarizer placed on another side of the liquid crystal cell, a first optical element placed between the liquid crystal cell and the first polarizer, a second optical element placed between the liquid crystal cell and the first optical element, and a third optical element placed between the liquid crystal cell and the second polarizer, in which an absorption axis of the first polarizer is perpendicular to an absorption axis of the second polarizer, the first optical element has a relationship of nz>nx=ny, the second optical element has a relationship of nx>ny=nz and a slow axis thereof parallel to an absorption axis of the first polarizer, and the third optical element has an optical isotropy.

摘要翻译： 提供一种能够构成其中对比度和显示颜色根据视角和方位不可能改变的液晶显示装置的液晶面板，以及使用液晶面板的液晶显示装置。 本发明的液晶面板至少包括液晶单元，位于液晶单元一侧的第一偏振器，位于液晶单元另一侧的第二偏振器，放置在液晶单元之间的第一光学元件 晶体单元和第一偏振器，放置在液晶单元和第一光学元件之间的第二光学元件和放置在液晶单元和第二偏振器之间的第三光学元件，其中第一偏振器的吸收轴垂直 与第二偏振片的吸收轴相对，第一光学元件具有nz> nx = ny的关系，第二光学元件具有nx> ny = nz的关系和与第一偏振器的吸收轴平行的慢轴 ，第三光学元件具有光学各向同性。