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    • 4. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20080309858A1
    • 2008-12-18
    • US12136134
    • 2008-06-10
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro Ishii
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro Ishii
    • G02F1/1368G02F1/1335
    • G02F1/13363G02F1/134363G02F2001/133565G02F2001/133637G02F2202/40G02F2413/02G02F2413/12G02F2413/14
    • To reduce an oblique luminance disturbance and color deterioration in a liquid crystal display device of the IPS mode.This invention is a liquid crystal display device comprising: one pair of substrates with one pair of polarizing layers having absorption axes substantially vertical to each other; a liquid-crystal layer on which liquid-crystal molecules are disposed to face in a direction substantially horizontal to any one of the substrates and to face in a direction substantially vertical or substantially horizontal to the absorption axis of the first polarizing layer; a matrix-driven electrode group with one pair of electrodes arranged on a pixel-by-pixel basis at a side close to the liquid-crystal layer on the substrate; and a rear-illuminating device; between the first polarizing layer and the liquid-crystal layer, a first optical compensating member is disposed without a birefringent medium sandwiched between the liquid-crystal layer and the first optical compensating member, and the first optical compensating member is constructed so that when a refractive index thereof in a slow-axis direction in a plane parallel to the substrate is taken as n1, a refractive index in a fast-axis direction in the plane parallel to the substrate is taken as n2, and a refractive index in a thickness direction is taken as n3, the first optical compensating member satisfies n1≈n3>n2 and a slow axis thereof in the plane parallel to the substrate is substantially vertical to an optical axis of the liquid-crystal layer.
    • 为了降低IPS模式的液晶显示装置的倾斜亮度扰动和颜色劣化。 本发明是一种液晶显示装置,包括:一对基板,其中一对偏振层具有基本上彼此垂直的吸收轴; 液晶分子被布置成面向基本上水平的方向的液晶层并且在与第一偏振层的吸收轴基本垂直或基本上水平的方向上面对; 矩阵驱动电极组,其一对电极在靠近基板上的液晶层的一侧逐个像素地排列; 和后照明装置; 在第一偏振层和液晶层之间设置第一光学补偿元件,而不将双折射介质夹在液晶层和第一光学补偿元件之间,并且第一光学补偿元件被构造成使得当折射率 将与基板平行的平面中的慢轴方向的折射率设为n1,将平行于基板的平面中的快轴方向的折射率设为n2,厚度方向的折射率为 作为n3,第一光学补偿构件满足n1≈n3> n2,并且其平行于衬底的平面中的慢轴基本上垂直于液晶层的光轴。
    • 7. 发明申请
    • Liquid Crystal Display Device
    • 液晶显示装置
    • US20120044442A1
    • 2012-02-23
    • US13288388
    • 2011-11-03
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro Ishii
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro Ishii
    • G02F1/1335
    • G02F1/13363G02F1/134363G02F2001/133565G02F2001/133637G02F2202/40G02F2413/02G02F2413/12G02F2413/14
    • A liquid crystal display device includes first and second substrates with first and second polarizing layers, a liquid-crystal layer, a matrix-driven electrode group; and a rear-illuminating device. Between the first polarizing layer and the liquid-crystal layer, a first optical compensating member is disposed without a birefringent medium sandwiched between the liquid-crystal layer and the first optical compensating member, and the first optical compensating member is constructed so that when a refractive index thereof in a slow-axis direction in a plane parallel to the substrate is taken as n1, a refractive index in a fast-axis direction in the plane parallel to the substrate is taken as n2, and a refractive index in a thickness direction is taken as n3, the first optical compensating member satisfies n1≈n3>n2, and a slow axis thereof in the plane parallel to the substrate is substantially vertical to an optical axis of the liquid-crystal layer.
    • 液晶显示装置包括具有第一和第二偏振层的第一和第二基板,液晶层,矩阵驱动电极组; 和后照明装置。 在第一偏振层和液晶层之间,设置第一光学补偿构件,而不将双折射介质夹在液晶层和第一光学补偿构件之间,并且第一光学补偿构件被构造成使得当折射 将与基板平行的平面中的慢轴方向的折射率设为n1,将平行于基板的平面中的快轴方向的折射率设为n2,厚度方向的折射率为 作为n3,第一光学补偿构件满足n1≈n3> n2,并且其平行于衬底的平面中的慢轴基本上垂直于液晶层的光轴。
    • 9. 发明授权
    • Liquid crystal display device
    • 液晶显示装置
    • US08149354B2
    • 2012-04-03
    • US12768934
    • 2010-04-28
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro IshiiYasushi Tomioka
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro IshiiYasushi Tomioka
    • G02F1/1335G02F1/13363
    • G02F1/133634G02F2413/08G02F2413/11
    • Provided is a liquid crystal display device including: a substrate (13) including a polarizing layer (11) on a light-input side; a substrate (14) including a polarizing layer (12) on another side, the polarizing layers having absorption axes substantially perpendicular; a liquid crystal layer (15) in which a liquid-crystal-molecule is aligned to be substantially horizontal to the substrates. In a case where an absorption axis of the polarizing layer (11) and an optical axis of the liquid crystal layer are substantially perpendicular, the optical compensating members (17 and 18) may be provided between the polarizing layer (11) and the liquid crystal layer; the absorption axis of the polarizing layer (11) and a slow axis of the optical compensating members are substantially perpendicular; each pixel satisfies nx≈ny≠nz; thickness-direction retardation for pixels of one color is different from other colors; and the thickness-direction retardation for red pixels is larger than 0 nm.
    • 提供一种液晶显示装置,包括:在光输入侧包括偏振层(11)的基板(13) 在另一侧包括偏振层(12)的基板(14),所述偏振层具有大致垂直的吸收轴; 液晶分子被取向为与基板基本水平的液晶层(15)。 在偏光层(11)的吸收轴和液晶层的光轴基本垂直的情况下,光学补偿部件(17,18)可以设置在偏振层(11)和液晶 层; 偏振层(11)的吸收轴和光学补偿部件的慢轴基本垂直; 每个像素满足nx≈ny≠nz; 一种颜色的像素的厚度方向延迟与其他颜色不同; 红色像素的厚度方向延迟大于0nm。
    • 10. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20100271575A1
    • 2010-10-28
    • US12768934
    • 2010-04-28
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro IshiiYasushi Tomioka
    • Kentaro OjimaDaisuke KajitaIkuo HiyamaMasahiro IshiiYasushi Tomioka
    • G02F1/1335G02F1/13363
    • G02F1/133634G02F2413/08G02F2413/11
    • Provided is a liquid crystal display device including: a substrate (13) including a polarizing layer (11) on a light-input side; a substrate (14) including a polarizing layer (12) on another side, the polarizing layers having absorption axes substantially perpendicular; a liquid crystal layer (15) in which a liquid-crystal-molecule is aligned to be substantially horizontal to the substrates. In a case where an absorption axis of the polarizing layer (11) and an optical axis of the liquid crystal layer are substantially perpendicular, the optical compensating members (17 and 18) may be provided between the polarizing layer (11) and the liquid crystal layer; the absorption axis of the polarizing layer (11) and a slow axis of the optical compensating members are substantially perpendicular; each pixel satisfies nx≈ny≠nz; thickness-direction retardation for pixels of one color is different from other colors; and the thickness-direction retardation for red pixels is larger than 0 nm.
    • 提供一种液晶显示装置,包括:在光输入侧包括偏振层(11)的基板(13) 在另一侧包括偏振层(12)的基板(14),所述偏振层具有大致垂直的吸收轴; 液晶分子被取向为与基板基本水平的液晶层(15)。 在偏光层(11)的吸收轴和液晶层的光轴基本垂直的情况下,光学补偿部件(17,18)可以设置在偏振层(11)和液晶 层; 偏振层(11)的吸收轴和光学补偿构件的慢轴基本垂直; 每个像素满足nx≈ny≠nz; 一种颜色的像素的厚度方向延迟与其他颜色不同; 红色像素的厚度方向延迟大于0nm。