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    • 2. 发明专利
    • Display element and display apparatus
    • 显示元件和显示设备
    • JP2005208609A
    • 2005-08-04
    • JP2004368406
    • 2004-12-20
    • Sharp Corpシャープ株式会社
    • MIYAJI KOICHISHIBAHARA YASUSHIINOUE IICHIROISHIHARA SHOICHIKOIDE TAKAKO
    • G02F1/139G02F1/07G02F1/1337G02F1/1343G02F1/137G02F1/141
    • G02F1/134363G02F1/133753G02F2001/134345
    • PROBLEM TO BE SOLVED: To provide a display element in which the viewing angle characteristics are significantly improved without decreasing transmittance. SOLUTION: Each pixel 71 of the display element 70 is provided with at least two domains D M , D M ' having different directions of optical anisotropy in the medium when an external field, for example, an electric field is applied or no electric field is applied. It is preferable that the directions of the optical anisotropy generating by application of an electric field in the respective domains D M , D M ' make 45°±10° angles with the absorption axes 6a, 7a of polarizing plates 6, 7, and that the directions of the optical anisotropy caused by application of an electric field in the domains D M , D M ' make an 90°±20° angle with each other. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供在不降低透光率的情况下显着提高视角特性的显示元件。 解决方案:显示元件70的每个像素71设置有在介质中具有不同光学各向异性方向的至少两个区域D M“/ SB> M”, 外部场,例如施加电场或不施加电场。 优选地,通过在各个区域D M ,D< SB>中施加电场而产生的光学各向异性的方向与45°±10°的角度与 偏振板6,7的吸收轴6a,7a,并且通过在畴D中施加电场而引起的光学各向异性的方向D M S / 相互成90°±20°的角度。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Liquid crystal display device
    • 液晶显示装置
    • JP2009288436A
    • 2009-12-10
    • JP2008139662
    • 2008-05-28
    • Sharp Corpシャープ株式会社
    • MURATA MITSUHIROISHIHARA SHOICHIKANZAKI SHUICHISAKURAI TAKEHISA
    • G02F1/1337G02F1/1333
    • PROBLEM TO BE SOLVED: To provide a liquid crystal display device suitable for the TBA mode or the like, which efficiently suppresses the occurrence of display defects such as display unevenness and image persistence due to the reduction in a voltage holding ratio caused by impurity ions.
      SOLUTION: The liquid crystal display device includes a first substrate and a second substrate disposed to face each other and a liquid crystal layer held between both of the substrates. A first electrode and a second electrode facing the first electrode in parallel with the first electrode within a pixel are disposed on the liquid crystal layer side of the first substrate, and an alignment film, an adsorption/barrier layer, and a filter layer are laminated on a display region on the liquid crystal layer side of the second substrate in this order from the liquid crystal layer side, and the liquid crystal layer includes p-type nematic liquid crystal and is driven by an electric field generated between the first electrode and the second electrode, and molecules of the p-type nematic liquid crystal are aligned perpendicularly to surfaces of the first substrate and the second substrate, and the adsorption/barrier layer has the adsorbing capability to adsorb impurity ions included in the liquid crystal layer and has the gas barrier capability to prevent a gas component generated from the filter layer from entering the liquid crystal layer.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种适合于TBA模式等的液晶显示装置,其有效地抑制由于电压保持率的降低而导致的显示不均匀性和图像持续性的显示缺陷的发生 杂质离子。 解决方案:液晶显示装置包括彼此相对设置的第一基板和第二基板以及保持在两个基板之间的液晶层。 在第一基板的液晶层侧,配置与像素内的第一电极平行地面对第一电极的第一电极和第二电极,并且取向膜,吸附/阻挡层以及过滤层被层叠 在第二基板的液晶层侧的显示区域上,从液晶层侧开始依次形成液晶层,液晶层包含p型向列型液晶,并由第一电极和第二电极之间产生的电场驱动 第二电极和p型向列型液晶的分子垂直于第一基板和第二基板的表面排列,并且吸附/阻挡层具有吸附液晶层中包含的杂质离子的吸附能力,并且具有 防止从过滤层产生的气体成分进入液晶层的阻气性。 版权所有(C)2010,JPO&INPIT
    • 5. 发明专利
    • Display element and display device
    • 显示元件和显示设备
    • JP2009116374A
    • 2009-05-28
    • JP2009052597
    • 2009-03-05
    • Sharp Corpシャープ株式会社
    • MIYAJI KOICHISHIBAHARA YASUSHIINOUE IICHIROISHIHARA SHOICHIKOIDE TAKAKO
    • G02F1/1337G02F1/07G02F1/1335G02F1/1343G09F9/30G09F9/35
    • PROBLEM TO BE SOLVED: To provide a display element whose viewing angle property is greatly improved without deteriorating transmissivity. SOLUTION: The display element 70 includes a pair of substrates, at least one of which is transparent; a medium that held by the substrates and that shows an optical anisotropy when an electric field is applied; and an electrode made of a transparent electrode material for applying an electric field to the medium. The medium contains a liquid crystal material, which shows an optical isotropy when no electric field is applied and which shows an optical anisotropy when an electric field is applied. In each pixel 71 in the display element 70, at least two domains D M ×D M ' exist wherein the directions of optical anisotropies shown by the longitudinal direction of a refractive index ellipsoid of the liquid crystal material are different when an electric field is applied. The directions of the optical anisotropies in each domain D M ×D M ' when an electric field is applied make 90 degrees ±20 degrees. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种显示元件,其显示性能大大提高而不会使透射率变差。 解决方案:显示元件70包括一对基板,其中至少一个是透明的; 由基板保持并且当施加电场时显示光学各向异性的介质; 以及由用于向介质施加电场的透明电极材料制成的电极。 该介质包含液晶材料,其在没有施加电场时显示出光学各向同性,并且当施加电场时显示出光学各向异性。 在显示元件70中的每个像素71中,存在至少两个区域D ×D M ,其中由折射率 当施加电场时,液晶材料的椭圆体不同。 当施加电场时,每个区域D中的光学各向异性的方向为90度±20度。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Display device
    • 显示设备
    • JP2008076567A
    • 2008-04-03
    • JP2006253517
    • 2006-09-19
    • Sharp Corpシャープ株式会社
    • NISHIHARA YUSUKESHIBAHARA YASUSHIISHIHARA SHOICHIMIYAJI KOICHI
    • G02F1/1335G02F1/1343
    • PROBLEM TO BE SOLVED: To provide a display device capable of precisely displaying respective colors by effectively preventing a color shift phenomenon without loading a driving circuit. SOLUTION: The display device 1 according to the present invention has a plurality of display elements 10 each having a medium A sealed, changing in degree of optical anisotropy by voltage application, charged between a pair of transparent glass substrates 12 and 12, at least one of which is transparent, and one of a plurality of colors used for color image display is allocated to each of the display elements 10 to display a color image. The plurality of display elements 10 have electrodes 14 and 14 applied with a voltage, and an inter-electrode distance (d) of a display element 10 to which one of the plurality of colors, for example, R, G, and B used for the color image display is allocated is different from inter-electrode distances (d) of display elements 10 to which other colors are allocated. COPYRIGHT: (C)2008,JPO&INPIT
    • 解决的问题:提供一种能够通过有效地防止颜色偏移现象而不加载驱动电路来精确显示各种颜色的显示装置。 解决方案:根据本发明的显示装置1具有多个显示元件10,每个显示元件10具有密封的介质A,通过施加电压而改变光学各向异性程度,充电在一对透明玻璃基板12和12之间, 其中至少一个是透明的,并且用于彩色图像显示的多种颜色之一被分配给每个显示元件10以显示彩色图像。 多个显示元件10具有施加电压的电极14和14以及多个颜色之一(例如R,G和B)用于显示元件10的电极间距离(d) 分配的彩色图像显示与分配其他颜色的显示元件10的电极间距离(d)不同。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Display panel and display device
    • 显示面板和显示设备
    • JP2007086205A
    • 2007-04-05
    • JP2005272615
    • 2005-09-20
    • Sharp Corpシャープ株式会社
    • SHIBAHARA YASUSHIMIYAJI KOICHIISHIHARA SHOICHI
    • G02F1/1343
    • G02F1/134363G02F1/07G02F1/1334G02F1/13718G02F1/13781G02F1/1392G02F1/1393G02F2001/134372G02F2001/13775
    • PROBLEM TO BE SOLVED: To provide a display panel which has a fast response speed and high transmissivity. SOLUTION: The display panel is equipped with an upper substrate 36 and a lower substrate 30 which face each other, a medium layer 35 held between both the substrates, and a pixel electrode 34 and a counter electrode 32 provided on the lower substrate 30. A medium which shows optical anisotropy when no electric field is applied and varies in extent of the optical anisotropy when an electric field is applied is charged in the medium layer 35, transparent electrodes are used as the counter electrode 32 and pixel electrode 34, and the interval between the counter electrode 32 and pixel electrode 34 is made shorter than the interval between the upper substrate 36 and lower substrate 30. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有快速响应速度和高透射率的显示面板。 解决方案:显示面板配备有彼此面对的上基板36和下基板30,保持在两基板之间的介质层35和设置在下基板上的像素电极34和对置电极32 在施加电场时,没有施加电场并显示出光学各向异性程度变化的光学各向异性的介质在介质层35中被充电,作为对电极32和像素电极34使用透明电极, 并且使对置电极32和像素电极34之间的间隔比上基板36和下基板30之间的间隔更短。(C)2007,JPO&INPIT
    • 8. 发明专利
    • Liquid crystal display device
    • 液晶显示装置
    • JP2011197305A
    • 2011-10-06
    • JP2010063137
    • 2010-03-18
    • Sharp Corpシャープ株式会社
    • SAKURAI TAKEHISAISHIHARA SHOICHIMURATA MITSUHIRO
    • G02F1/133G02F1/1333G02F1/1343G09G3/20G09G3/36
    • PROBLEM TO BE SOLVED: To provide a liquid crystal display device that reduces display unevenness due to depression by touching.SOLUTION: The liquid crystal display device includes a first substrate and a second substrate opposed to each other so that a liquid crystal layer is held in-between, a plurality of pixel regions provided to the first substrate, a pair of electrodes provided in each pixel region to the liquid-crystal-layer side of the first substrate and generating an electric filed in a direction parallel to the liquid crystal layer to vary light transmittance of the liquid crystal layer in the pixel region, and a control circuit which applies a driving voltage for driving the electrodes on the basis of image data to be displayed by the pixel region. The control circuit limits the driving voltage so that the driving voltage is 20 to 70% of the maximum driving voltage in a predetermined period.
    • 要解决的问题:提供一种通过触摸减少由于按压而引起的显示不均匀性的液晶显示装置。解决方案:液晶显示装置包括彼此相对的第一基板和第二基板,使得液晶层保持在 设置到第一基板的多个像素区域,设置在每个像素区域中的一对电极到第一基板的液晶层侧,并且在平行于液晶层的方向上产生电场, 改变像素区域中的液晶层的透光率,以及基于要由像素区域显示的图像数据施加用于驱动电极的驱动电压的控制电路。 控制电路限制驱动电压,使得驱动电压在预定周期内为最大驱动电压的20至70%。
    • 9. 发明专利
    • Display panel
    • 显示面板
    • JP2010122704A
    • 2010-06-03
    • JP2010005347
    • 2010-01-13
    • Sharp Corpシャープ株式会社
    • SHIBAHARA YASUSHIMIYAJI KOICHIISHIHARA SHOICHI
    • G02F1/1343G02F1/13G02F1/137
    • PROBLEM TO BE SOLVED: To provide a display panel which is fast in response speed and is high in transmittance. SOLUTION: The display panel includes: an upper substrate 36 and a lower substrate 30 which are opposed to each other; a medium layer 35 held between the upper and lower substrates; and a pixel electrode 34 and a counter electrode 32 both of which are arranged on the lower substrate 30. A medium, which exhibits optical isotropy when an electric field is not applied to the medium and which exhibits variable optical anisotropy when the electric field is applied, is enclosed in the medium layer 35. A transparent electrode is used as each of the counter electrode 32 and the pixel electrode 34 and a distance between the counter electrode 32 and the pixel electrode 34 is made shorter than that between the upper substrate 36 and the lower substrate 30. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供响应速度快并且透射率高的显示面板。 解决方案:显示面板包括:彼此相对的上基板36和下基板30; 保持在上基板和下基板之间的介质层35; 以及两个都被配置在下基板30上的像素电极34和对置电极32.一种介质,当在不施加电场的情况下对介质施加电场时具有光学各向同性,并且当施加电场时具有可变的光学各向异性 被包围在中间层35中。透明电极用作对置电极32和像素电极34中的每一个,并且对置电极32和像素电极34之间的距离比上基板36和 下基板30.版权所有(C)2010,JPO&INPIT