公开(公告)号：US07256846B2

公开(公告)日：2007-08-14

申请号：US10846541

申请日：2004-05-17

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: G02F1/1335 ,  G02F1/1337

CPC classification number: G02F1/133707 ,  G02F1/133555 ,  G02F1/1393

Abstract: The invention can provide a liquid crystal display device in which a homeotropic alignment liquid crystal layer is interposed between a pair of substrates and a transmissive display region and a reflective display region are provided in one dotregion. A liquid crystal layer thickness-adjusting layer for making the thickness of the liquid crystal layer in the reflective display region smaller than the thickness of the liquid crystal layer in the transmissive display region can be formed between at least one substrate of the pair of substrates and the liquid crystal layer, and wherein, in at least one substrate of the pair of substrates, convex portions that protrude from the internal surface of the substrate to the inside of the liquid crystal layer are formed in the transmissive display region in the dot region and in the region where the liquid crystal layer thickness-adjusting layer is formed outside the dot region. Accordingly, the invention can provide a liquid crystal display device capable of displaying images with a wide angle in both of transmissive display and reflective display.

Abstract translation: 本发明可以提供一种液晶显示装置，其中垂直取向液晶层插入在一对基板和透射显示区域之间，并且反射显示区域设置在一个区域中。 用于使反射显示区域中的液晶层的厚度小于透射显示区域中的液晶层的厚度的液晶层厚度调节层可以形成在一对基板的至少一个基板和 所述液晶层，并且在所述一对基板的至少一个基板中，在所述点区域的透射显示区域中形成有从所述基板的内表面突出到所述液晶层的内部的凸部， 在液晶层厚度调整层形成在区域外的区域。 因此，本发明可以提供能够在透射显示和反射显示两者中显示广角的图像的液晶显示装置。

公开(公告)号：US20070115404A1

公开(公告)日：2007-05-24

申请号：US11649854

申请日：2007-01-05

Applicant: Osamu Okumura ,  Eiji Okamoto ,  Tsuyoshi Maeda ,  Toshiharu Matsushima

Inventor： Osamu Okumura ,  Eiji Okamoto ,  Tsuyoshi Maeda ,  Toshiharu Matsushima

IPC: G02F1/1335

CPC classification number: G02B5/201 ,  G02B5/22 ,  G02F1/133514 ,  G02F1/133553 ,  G02F1/133555 ,  G02F2201/52 ,  G02F2203/02 ,  G02F2203/66

Abstract: A liquid crystal device includes a pair of substrates and a liquid crystal layer between the pair of substrates. In addition, the device includes a scattering reflective plate disposed between the liquid crystal layer and one of the pair of substrates, the scattering reflective plate having a light scattering surface, the scattering reflective plate reflecting 80% or more of impinging light into a 30° cone.

Abstract translation: 液晶装置包括一对基板和一对基板之间的液晶层。 此外，该装置包括：散布反射板，设置在液晶层与一对基板中的一个基板之间，散射反射板具有光散射表面，散射反射板将入射光的80％以上反射成30° 锥体。

公开(公告)号：US07209197B2

公开(公告)日：2007-04-24

申请号：US10828331

申请日：2004-04-21

Applicant: Osamu Okumura ,  Eiji Okamoto ,  Tsuyoshi Maeda ,  Toshiharu Matsushima

Inventor： Osamu Okumura ,  Eiji Okamoto ,  Tsuyoshi Maeda ,  Toshiharu Matsushima

IPC: G02F1/1335

CPC classification number: G02B5/201 ,  G02B5/22 ,  G02F1/133514 ,  G02F1/133553 ,  G02F1/133555 ,  G02F2201/52 ,  G02F2203/02 ,  G02F2203/66

Abstract: The invention comprises a pair of substrates having electrodes on the opposing inner surfaces and forming a matrix-patterned dot group, liquid crystals sandwiched between said substrates, at least two colors of color filters, at least one polarizing plate, and a reflective plate. Also, of said color filters, at least one color of color filters has a transmissivity of 50% or more for the light of all the wavelengths in the range of 450 nm to 660 nm.

Abstract translation: 本发明包括一对在相对的内表面上具有电极并形成矩阵图案点阵的基板，夹在所述基板之间的液晶，至少两种颜色的滤色器，至少一个偏振片和反射板。 此外，在所述滤色器中，对于450nm至660nm范围内的所有波长的光，至少一种颜色的滤色器具有50％以上的透射率。

公开(公告)号：US07196760B2

公开(公告)日：2007-03-27

申请号：US10754667

申请日：2004-01-12

Applicant: Tsuyoshi Maeda ,  Kinya Ozawa ,  Osamu Okumura ,  Eiji Okamoto ,  Hirotaka Kawata ,  Toshiharu Matsushima ,  Takumi Seki ,  Kimitaka Kamijo

Inventor： Tsuyoshi Maeda ,  Kinya Ozawa ,  Osamu Okumura ,  Eiji Okamoto ,  Hirotaka Kawata ,  Toshiharu Matsushima ,  Takumi Seki ,  Kimitaka Kamijo

IPC: G02F1/1343

CPC classification number: G02F1/134363 ,  G02F1/133553 ,  G02F1/136227 ,  G02F2001/13373 ,  G02F2201/40 ,  G02F2203/02 ,  G03B21/006

Abstract: The invention provides a reflection type liquid crystal device, and a projection type display and electronic equipment in which display defects caused by disclination are reduced, minimized or prevented from being produced for a highly fine liquid crystal display with a space between pixels made to be narrow to make it possible to provide a high-contrast and bright display. A liquid crystal device includes a liquid crystal layer sandwiched between a first substrate and a second substrate, and a first electrode and a second electrode formed on a face of the above-described second substrate on a side of the above-described liquid crystal layer. The above-described first electrode and the above-described second electrode are formed so that an electric field substantially parallel to the surface of the substrate with respect to the above-described liquid crystal layer can be applied thereto. The above-described first electrode is formed in a linear shape having a specified line width on the above-described second electrode with a second insulation film interposed therebetween. The above-described second electrode is formed in a rectangular shape, and at least one of the above-described first electrode and the above-described second electrode is a reflecting electrode that causes incident light coming from a direction of the above-described first substrate.

公开(公告)号：US20060214572A1

公开(公告)日：2006-09-28

申请号：US11354883

申请日：2006-02-16

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: H05B33/02 ,  H01J1/62

CPC classification number: H01L51/5275 ,  H01L27/3244 ,  H01L51/5271

Abstract: A light-emitting device includes a light-emitting element in which a first electrode layer, a functional layer having at least a light-emitting layer, and a second electrode layer are laminated. At least one of the first electrode layer and the second electrode layer has a light-transmissive electrode layer. A refractive material layer is provided at a side of the light-transmissive electrode layer not facing the functional layer. At a side of the refractive material layer not facing the light-transmissive electrode layer, a substrate formed with irregularities on a surface thereof abutting the refractive material layer is provided.

Abstract translation: 发光装置包括其中层叠有第一电极层，至少具有发光层的功能层和第二电极层的发光元件。 第一电极层和第二电极层中的至少一个具有透光电极层。 折射材料层设置在不面向功能层的透光电极层的一侧。 在折射材料层的不面向透光电极层的一侧，提供在其与折射材料层相邻的表面上形成有凹凸的基板。

公开(公告)号：US07106395B2

公开(公告)日：2006-09-12

申请号：US10614980

申请日：2003-07-09

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: G02F1/13

CPC classification number: G02F1/133615 ,  G02F1/133504

Abstract: The invention provides a liquid crystal display device having a high display luminance and performs highly visibly display even in a bright outdoor environment. The invention also provides an electronic apparatus equipped with the same. A liquid crystal display device according to the present invention includes (i) a liquid crystal display panel having: a upper substrate and a lower substrate which are disposed so as to oppose each other; a liquid crystal layer sandwiched by the two substrates; an upper polarizer and a lower polarizer disposed above and below the liquid crystal layer, and (ii) a backlight (illumination device) disposed close to the rear surface of the liquid crystal display panel. The backlight includes a prism sheet which has a prism surface having a plurality of ribs, each having an approximately triangular cross-section, formed thereon close to the liquid crystal display panel, and which is arranged such that the prism surface faces in the opposite direction to the liquid crystal display panel. Also, the lower polarizer has a light diffusing layer and a reflective polarizer deposited in that order on the outer surface thereof.

Abstract translation: 本发明提供了一种具有高显示亮度的液晶显示装置，并且即使在明亮的室外环境中也能够高度可视地显示。 本发明还提供一种配备有该电子设备的电子设备。 根据本发明的液晶显示装置包括：（i）液晶显示面板，具有：上基板和下基板，它们彼此相对设置; 夹在两个基板之间的液晶层; 设置在液晶层上方和下方的上偏振器和下偏振器，以及（ii）靠近液晶显示面板的后表面设置的背光（照明装置）。 该背光源包括棱镜片，该棱镜片具有多个肋，每个肋具有近似三角形的横截面，其形成在靠近液晶显示面板的位置，并且被布置为使棱镜表面朝向相反方向 到液晶显示面板。 此外，下偏振片具有在其外表面上依次沉积的光漫射层和反射偏振片。

公开(公告)号：US07072015B2

公开(公告)日：2006-07-04

申请号：US10699539

申请日：2003-11-03

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: G02F1/1335

CPC classification number: G02F1/133555 ,  G02F1/133634 ,  G02F1/1393 ,  G02F2001/133541 ,  G02F2001/133562 ,  G02F2001/133567 ,  G02F2413/13 ,  G02F2413/14

Abstract: The present invention provides a high-contrast reflective display and transmissive display with a wide viewing angle in a transflective liquid crystal display device having reflective and transmissive structures. In such a display, each of dots can contain a reflective display region for reflective display and a transmissive display region for transmissive display. A liquid crystal layer can be composed of a nematic liquid crystal aligned substantially perpendicularly to substrates and having a negative dielectric anisotropy. A first retardation film having an optically negative uniaxiality, a second retardation film having an optically positive uniaxiality, and a first polarizer are arranged in that order outside an upper substrate, and a third retardation film having an optically negative uniaxiality, a fourth retardation film having an optically positive uniaxiality, a second polarizer, and illumination means are arranged in that order outside a lower substrate.

Abstract translation: 本发明提供具有反射和透射结构的半透射型液晶显示装置中的具有宽视角的高对比度反射显示和透射显示。 在这种显示器中，每个点可以包含用于反射显示的反射显示区域和用于透射显示的透射显示区域。 液晶层可以由基本上垂直于基板排列且具有负介电各向异性的向列型液晶组成。 具有光学负单轴性的第一延迟膜，具有光学正单轴性的第二相位差膜和第一偏振片按顺序排列在上基板的外侧，以及具有光学负单轴性的第三延迟膜，第四相位差膜具有 光学正单轴性，第二偏振器和照明装置按照该顺序布置在下基板的外侧。

公开(公告)号：US07064803B2

公开(公告)日：2006-06-20

申请号：US10765058

申请日：2004-01-28

Applicant: Tsuyoshi Okazaki ,  Tsuyoshi Maeda ,  Kinya Ozawa

Inventor： Tsuyoshi Okazaki ,  Tsuyoshi Maeda ,  Kinya Ozawa

IPC: G02F1/1337 ,  G02F1/1343 ,  G02F1/13

CPC classification number: G02F1/133707 ,  G02F1/1337 ,  G02F2001/133742

Abstract: To provide a liquid crystal device in which the occurrence of disclination is efficiently suppressed in a dot area, thereby allowing a bright display and the alignment control of the liquid crystal molecules can be carried out by applying low voltage, a liquid crystal device includes: an array substrate having pixel electrodes arranged in a matrix and switching elements corresponding to the respective pixel electrodes formed on a surfaces of the array substrate, a counter substrate opposing the array substrate, a liquid crystal layer including negative dielectric anisotropy liquid crystal disposed between the array substrate and the counter substrate, and stripe alignment control electrodes disposed on the liquid crystal layer facing surface of the counter substrate, each alignment control electrode extending along the boundaries of the pixel electrodes in plan view.

Abstract translation: 为了提供在点区域中有效地抑制发生旋错的液晶装置，由此可以通过施加低电压来进行亮度显示和液晶分子的取向控制，液晶装置包括： 阵列基板，其具有排列成矩阵的像素电极和对应于形成在阵列基板的表面上的各个像素电极的开关元件，与阵列基板相对的对置基板，设置在阵列基板之间的包含负介电各向异性液晶的液晶层 相对基板和配置在相对基板的面向液晶层的表面上的条形对准控制电极，每个取向控制电极在俯视图中沿像素电极的边界延伸。

公开(公告)号：US06999145B2

公开(公告)日：2006-02-14

申请号：US10823714

申请日：2004-04-14

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: G02F1/1335

CPC classification number: G02F1/133504 ,  G02F1/133371 ,  G02F1/133707 ,  G02F2203/09

Abstract: The invention provides a high-image-quality, wide-viewing-angle liquid crystal display device that can be manufactured at low cost, and to provide an electronic apparatus provided with such a liquid crystal display device. A liquid crystal display device of the invention can include an upper substrate and a lower substrate which are disposed facing each other, a liquid crystal layer interposed between the upper substrate and the lower substrate, an upper polarizer and a lower polarizer which are separated by the liquid crystal layer and are disposed adjacent to two opposite sides of the liquid crystal layer, and a liquid crystal panel having dot regions each provided with a transmissive display area and a reflective display area. One of the upper substrate and the lower substrate can be provided with a liquid-crystal-layer thickness adjustment layer on a side of the substrate adjacent to the liquid crystal layer. This liquid-crystal-layer thickness adjustment layer provides different thicknesses for the liquid crystal layer in the transmissive display area and the reflective display area. The upper substrate has a light-diffusing layer disposed adjacent to the outer surface of the upper substrate. A half-width α for the contrast-versus-viewing-angle characteristics of the liquid crystal panel and a half-width β for the diffusion characteristics of the light-diffusing layer satisfy the relationship α≧3β.

Abstract translation: 本发明提供了一种能够以低成本制造的高图像质量的宽视角液晶显示装置，并且提供一种具有这种液晶显示装置的电子装置。 本发明的液晶显示装置可以包括彼此面对地布置的上基板和下基板，介于上基板和下基板之间的液晶层，上偏振器和下偏振器， 液晶层，并且与液晶层的两个相对侧相邻配置，以及液晶面板，其具有各自具有透射显示区域和反射显示区域的点区域。 上基板和下基板中的一个可以在与液晶层相邻的基板的侧面上设置液晶层厚度调节层。 该液晶层厚度调节层在透射显示区域和反射显示区域中为液晶层提供不同的厚度。 上基板具有邻近上基板的外表面设置的光漫射层。 用于液晶面板的对比度 - 视角特性的半宽度α和用于光漫射层的扩散特性的半宽度β满足α>3β的关系。

公开(公告)号：US20050259199A1

公开(公告)日：2005-11-24

申请号：US11093226

申请日：2005-03-30

Applicant: Tsuyoshi Maeda

Inventor： Tsuyoshi Maeda

IPC: G02B5/30 ,  G02F1/1335 ,  G02F1/13363 ,  G02F1/1337 ,  G02F1/1343

CPC classification number: G02F1/13363 ,  G02F1/134363 ,  G02F2001/133538 ,  G02F2413/02

Abstract: To ensure an aperture ratio and enhance display characteristic as viewed from a wide angle side. There is provided a liquid crystal display device having a liquid crystal interposed between a pair of substrates, in which an electric field parallel to a surface of each of the substrates is applied to the liquid crystal, thereby changing a display state. The liquid crystal display device comprises a retardation film arranged at a side opposite to the liquid crystal of one substrate of the substrates, a first polarizing plate which is arranged at a side opposite to the substrate of the retardation film and which has a transmission axis parallel to an alignment direction of the liquid crystal, and a second polarizing plate which is arranged at a side opposite to the liquid crystal of the other substrate and which has a transmission axis orthogonal to the alignment direction of the liquid crystal.

Abstract translation: 为了确保从广角侧观察的开口率和增强显示特性。 提供了一种液晶显示装置，其具有插入在一对基板之间的液晶，其中平行于每个基板的表面的电场施加到液晶，从而改变显示状态。 所述液晶显示装置具有配置在与所述基板的一个基板的液晶相反侧的延迟膜，所述第一偏振片配置在与所述相位差膜的基板相反的一侧，并且所述第一偏振片的透过轴平行 与第二偏振片配置在与另一基板的液晶相反一侧并具有与液晶的取向方向正交的透射轴的第二偏振片。