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    • 2. 发明专利
    • 液晶パネルの輝点欠陥の暗点化方法
    • 液晶面板亮点缺陷的方法
    • JP2014215387A
    • 2014-11-17
    • JP2013091297
    • 2013-04-24
    • 三菱電機株式会社Mitsubishi Electric Corp
    • KATSURA TOMOTAKEIWASAKI NAOKOSATAKE TETSUYAMIYAOKA AKITOSHIYOKOMIZO MASAYUKIYAMASHITA SHINJI
    • G02F1/13
    • G02F1/13
    • 【課題】液晶パネルの輝点欠陥を確実に暗点化可能にするような、液晶パネルの輝点欠陥の暗点化方法を提供する。【解決手段】液晶パネル15は、複数の画素が配列したカラーフィルタ基板13と、各画素に対応した画素電極を駆動するための薄膜トランジスタアレイ基板14と、カラーフィルタ基板と薄膜トランジスタアレイ基板との間に封入された液晶7とを備えている。この液晶パネルの輝点欠陥の暗点化方法は、輝点欠陥画素に向けて当該画素よりも小さいスポットサイズでレーザ光を照射し、少なくともカラーフィルタ基板の一部を変質させて光透過率を低下させる第1レーザ照射工程と、輝点欠陥画素に向けて第1レーザ照射工程と異なるレーザ加工条件でレーザ光を照射し、第1レーザ照射工程で変質させた領域の厚みを均一化する第2レーザ照射工程とを含む。レーザ光は、輝点欠陥画素内で走査しながら照射する。【選択図】図3
    • 要解决的问题:提供一种能够使液晶面板的亮点缺陷可靠地变暗的液晶面板的亮点缺陷变暗的方法。解决方案:液晶面板15包括:滤色器基板13,其中, 配置多个像素; 用于驱动对应于每个像素的像素电极的薄膜晶体管阵列基板14; 以及封装在滤色器基板和薄膜晶体管阵列基板之间的液晶7。 用于使液晶面板的亮点缺陷变暗的方法包括:第一激光照射步骤,用比用像素小的光斑尺寸照射具有激光束的亮点缺陷像素,以修饰滤色器基板的至少一部分 ,降低透光率; 以及第二激光照射步骤,用于在与所述第一激光照射步骤不同的激光加工条件下用激光束照射所述亮点缺陷像素,并且使所述第一激光照射步骤中修改的区域的厚度均匀化。 在亮点缺陷像素中扫描激光束。
    • 3. 发明专利
    • Display device and drive method of the same
    • 显示装置及其驱动方法
    • JP2014102411A
    • 2014-06-05
    • JP2012254961
    • 2012-11-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • YUKI AKIMASASATAKE TETSUYANIWANO YASUNORIFUJINO TOSHIAKIISHIKAWA TAKAMITSUKIRA SHUICHINAGANO SHINGOISHIGUCHI KAZUHIROOKUMOTO KAZUNORI
    • G02B27/22G02B5/00G02F1/13G02F1/1335G02F1/1347G09F9/00G09G3/20G09G3/36H04N13/04
    • PROBLEM TO BE SOLVED: To provide a display device that enables an excellent image having no change in luminance over a wide range to be visually recognized even when an observer moves right and left.SOLUTION: The present invention relates to a display device such as a naked eye three-dimensional display in a parallax barrier method, a multi-image display displaying a different image for each observation direction or the like, and the display device comprises: a display panel that has a light transmission part and has a plurality of pixels arranged in a matrix; a parallax barrier that is arranged behind the display panel and has the light transmission part arranged in a plurality of matrix forms; and backlight that is arranged behind the display panel. The plurality of pixels of the display panel constitutes a pair of pixel sets by at least two pixels for respectively displaying an image to be observed from a different direction, and one of the light transmission parts of the parallax barrier and one pair of the pixel sets are disposed at a corresponding position relation in terms of an upper/lower direction. The parallax barrier has a semi-transmissive part that is disposed along left and right sides of the light transmission part, and partially transmits light.
    • 要解决的问题:即使当观察者左右移动时,提供一种能够在宽范围内使得亮度不变的优异图像能够被视觉识别的显示装置。解决方案:本发明涉及一种显示装置, 视差屏障方法中的裸眼三维显示器,对每个观察方向等显示不同图像的多图像显示器,并且显示装置包括:显示面板,其具有光透射部分并且具有多个像素 排列成矩阵; 视差屏障,其布置在所述显示面板的后面,并且具有以多个矩阵形式排列的所述光透射部; 以及布置在显示面板后面的背光。 显示面板的多个像素由至少两个像素构成一对像素组,用于分别从不同方向显示要观察的图像,并且视差屏障的光传输部分和一对像素组中的一个 被设置在相对于上/下方向的位置关系上。 视差屏障具有沿透光部的左右两侧配置的半透射部,透光部。
    • 4. 发明专利
    • Liquid crystal display panel and manufacturing method thereof
    • 液晶显示面板及其制造方法
    • JP2013033096A
    • 2013-02-14
    • JP2011168451
    • 2011-08-01
    • Mitsubishi Electric Corp三菱電機株式会社
    • IWAKAWA MANABUFUJINO TOSHIAKINISHIOKA TAKAHIROSATAKE TETSUYA
    • G02F1/1339
    • PROBLEM TO BE SOLVED: To reduce alignment failure regions formed when a rubbing process is performed with respect to a substrate with columnar spacers installed thereon in a liquid crystal display panel and to provide a liquid crystal display panel with a high contrast ratio.SOLUTION: A liquid crystal display panel related to the present invention is configured by bonding a color filter substrate on which a plurality of color filters is partitioned by a black matrix and two-dimensionally arranged and a TFT array substrate on which TFT arrays are arranged to each other through columnar spacers for holding a cell gap. In the liquid crystal display panel, when the color filter substrate is viewed in a plan view, the columnar spacers are positioned on the black matrix and shapes of the columnar spacers are long shapes along one arrangement direction of the plurality of color filters. As viewed from other arrangement direction of the color filters, the shapes of the columnar spacers have such lengths as to cause the color filters to be hidden by the columnar spacers.
    • 要解决的问题:为了减少当在液晶显示面板中安装有柱状间隔件的基板进行摩擦处理时形成的对准失效区域,并且提供具有高对比度的液晶显示面板。 <解决方案>本发明的液晶显示面板通过将由多个滤色器被黑矩阵二维排列而分隔的滤色器基板和TFT阵列基板 通过用于保持电池间隙的柱状间隔件彼此排列。 在液晶显示面板中,在俯视图中观察滤色器基板时,柱状间隔物位于黑矩阵上,柱状间隔物的形状沿着多个滤色器的一个配置方向为长形状。 从滤色片的其它布置方向看,柱状间隔物的形状具有使得滤色器被柱状间隔物隐藏的长度。 版权所有(C)2013,JPO&INPIT
    • 5. 发明专利
    • Liquid crystal display device
    • 液晶显示装置
    • JP2011253059A
    • 2011-12-15
    • JP2010127037
    • 2010-06-02
    • Mitsubishi Electric Corp三菱電機株式会社
    • ISHIKAWA TAKAMITSUSATAKE TETSUYA
    • G02F1/13363G02B5/30G02F1/1335
    • PROBLEM TO BE SOLVED: To prevent degradation of a front face contrast of a transparent mode due to a change in an optimal black display voltage at a wide viewing angle under high humidity or high temperature environment in a liquid display device using a WV film as a retardation plate for an elliptical deflection plate in a light source side.SOLUTION: The liquid crystal display device is arranged with, in the side of an array substrate 1, in the order from a back-face light source side, a first linear polarizer 6, a first retardation film 8, a second retardation film 10, a first TAC film 12, and a viewing angle compensation film 13 comprising a second TAC film 15 and a discotic liquid crystal film 14 in this order. The liquid crystal display device is further arranged with, in the side of an opposite substrate 2, in the order from the opposite-side face of the liquid crystal layer 3, a third retardant film 11, a fourth retardant film 9, and a second linear polarizer 7. Slow axes of front-face phase differences of the first and second TAC films 12 and 15 are disposed so as to orthogonally cross with each other. The first and fourth retardant films 8 and 9 are λ/2 plates, and the second and third retardant films 10 and 11 are λ/4 plates.
    • 要解决的问题:为了防止在使用WV的液体显示装置中由于在高湿度或高温环境下的宽视角下的最佳黑色显示电压的变化导致的透明模式的正面对比度的劣化 膜作为光源侧的椭圆偏转板的相位差板。 解决方案:液晶显示装置以阵列基板1的侧面,从背面光源侧,第一线偏振片6,第一相位差片8,第二延迟 膜10,第一TAC膜12,以及包含第二TAC膜15和盘状液晶膜14的视角补偿膜13。 液晶显示装置还以相对液晶层3的相对侧面,第三阻​​
      挡膜11,第四阻挡膜9和第二阻挡膜9的顺序, 线性偏振器7.第一和第二TAC膜12和15的正面相位差的慢轴被设置成彼此正交交叉。 第一和第四阻挡膜8和9是λ/ 2板,第二和第三阻挡膜10和11是λ/ 4板。 版权所有(C)2012,JPO&INPIT
    • 6. 发明专利
    • Display device
    • 显示设备
    • JP2011081128A
    • 2011-04-21
    • JP2009232387
    • 2009-10-06
    • Mitsubishi Electric Corp三菱電機株式会社
    • ITO YASUETSUISHIKAWA TAKAMITSUSATAKE TETSUYA
    • G09F9/30G02F1/1368H01L51/50
    • PROBLEM TO BE SOLVED: To provide a display device capable of improving numerical aperture better than heretofore even when the total number of pixels constituting a display area is equal to that in the conventional practice and capable of providing a low-cost driving circuit for signal lines by reducing the total number of the signal lines. SOLUTION: The display device has a display area 50 in which a plurality of pixels 30 are arranged in a matrix shape, wherein the pixel 30 is composed of N pieces of subpixels 35 corresponding to N primary colors (N= an integer of 3 or more) for performing the color display, and the subpixels 35 include scanning lines 2, a signal line 3 intersecting the scanning lines, switching elements controlled by the scanning lines 2 and a pixel electrode 7 connected with the signal line 3 via the switching elements. In the pixel configuration, the scanning lines 2 of N pieces corresponding to N pieces of subpixels 35 are arranged in parallel to form a group between the subpixels 35 and the signal line 3 of common one piece corresponding to the N pieces of subpixels 35 is arranged between the subpixels 35 and is connected with the switching elements of the N pieces of subpixels 35. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:即使构成显示区域的像素的总数等于现有技术中的像素的总数,能够提供能够比以前更好地提高数值孔径的显示装置,并且能够提供低成本的驱动电路 对于信号线,通过减少信号线的总数。 解决方案:显示装置具有其中多个像素30以矩阵形状排列的显示区域50,其中像素30由对应于N个原色的N个子像素35(N = 3以上),并且子像素35包括扫描线2,与扫描线相交的信号线3,由扫描线2控制的开关元件和通过切换连接到信号线3的像素电极7 元素。 在像素结构中,对应于N个子像素35的N个扫描线2平行排列以形成子像素35与N个子像素35相对应的共同一片的信号线3之间的组 子像素35之间并与N个子像素35的开关元件连接。版权所有(C)2011,JPO&INPIT
    • 7. 发明专利
    • Liquid crystal display device
    • 液晶显示装置
    • JP2006251161A
    • 2006-09-21
    • JP2005065443
    • 2005-03-09
    • Mitsubishi Electric Corp三菱電機株式会社
    • SATAKE TETSUYAKURATA TETSUYUKIMASUTANI YUICHINAGANO SHINGO
    • G02F1/139G02F1/1343
    • PROBLEM TO BE SOLVED: To provide a liquid crystal display device which has at least two bend alignments in one pixel without increasing manufacturing processes. SOLUTION: The liquid crystal display device has: an electrode substrate provided with a plurality of pixel electrodes 28; a counter substrate which is provided with a counter electrode 36 arranged opposite the electrode substrate and aligned nearly in reverse parallel to alignment processing of the electrode substrate; and chiral nematic liquid crystal 1 which is sandwiched between the electrode substrate and counter substrate and divided into at least two bend-aligned regions in each pixel with an electric field between the pixel electrode and counter electrode. The electrode substrate is equipped with: a slit 29 formed in the pixel electrodes; and an alignment control electrode 30 which is provided below the slit 29 across insulating layers 21 and 26 and controls alignment of the chiral nematic liquid crystal 1. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种在不增加制造工艺的情况下在一个像素中具有至少两个弯曲比对的液晶显示装置。 解决方案:液晶显示装置具有:设置有多个像素电极28的电极基板; 相对基板,其设置有与电极基板相对设置并且几乎反向平行于电极基板的对准处理反向排列的对电极36; 夹在电极基板和对置基板之间的手征向列型液晶1,并在像素电极和对置电极之间的电场中分成每个像素中的至少两个弯曲取向区域。 电极基板配备有:形成在像素电极中的狭缝29; 以及对准控制电极30,其设置在狭缝29的下方,穿过绝缘层21和26,并控制手性向列型液晶1的对准。(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Liquid crystal display device
    • 液晶显示装置
    • JP2005257904A
    • 2005-09-22
    • JP2004067531
    • 2004-03-10
    • Mitsubishi Electric Corp三菱電機株式会社
    • SATAKE TETSUYANISHIOKA TAKAHIROKURATA TETSUYUKI
    • G02F1/1335G02F1/1368
    • PROBLEM TO BE SOLVED: To obtain a liquid crystal display device of which a manufacturing cost is not increased and in which no gray scale inversion occurs, since there is a problem that it is necessary for a conventional liquid crystal display device to have a dielectric protrusion structure attached thereto to divide an alignment region of a transmissive part, resuting in increase in the manufacturing cost. SOLUTION: In the liquid crystal display device, the transmissive part and a reflective part are arranged in each pixel. In the transmissive part, a pixel electrode and a common electrode each with a comb teeth shape are arranged on the liquid crystal layer side of the array substrate and the retardation of the liquid crystal layer is nearly 1/2 wavelength in the state with no applied voltage, and in the reflective part, a reflection electrode is arranged on the liquid crystal layer side of the array substrate and further a counter electrode is arranged on the liquid crystal layer side of the counter substrate and the retardation of the liquid crystal layer is nearly 1/4 wavelength in the state with no applied voltage. An optical retardation film of nearly 1/2 wavelength retardation and a polarizing film are disposed on the side opposite to the liquid crystal layer of each of the array substrate and the counter substrate. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题为了获得制造成本不增加并且不发生灰度反转的液晶显示装置,由于存在常规液晶显示装置需要具有的问题 一个电介质突出结构,附着在其上以分隔透射部分的对准区域,从而增加制造成本。 解决方案:在液晶显示装置中,透射部分和反射部分布置在每个像素中。 在透射部中,在阵列基板的液晶层侧配置有梳齿形状的像素电极和公共电极,在没有施加的状态下,液晶层的延迟近似为1/2波长 电压,在反射部分中,在阵列基板的液晶层侧配置反射电极,在对置基板的液晶层侧配置反电极,液晶层的延迟近似 1/4波长处于没有施加电压的状态。 在阵列基板和对置基板的液晶层的相反侧设置有近1/2波长延迟的光学延迟膜和偏光膜。 版权所有(C)2005,JPO&NCIPI