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    • 2. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20120127417A1
    • 2012-05-24
    • US13383484
    • 2010-03-08
    • Takehisa SakuraiMitsuhiro MurataShoichi IshiharaShuichi KozakiMasako NakamuraTadashi Ohtake
    • Takehisa SakuraiMitsuhiro MurataShoichi IshiharaShuichi KozakiMasako NakamuraTadashi Ohtake
    • G02F1/1343
    • G02F1/134363G02F1/133707G02F1/1368G02F2001/133742G02F2001/13706G02F2201/121G02F2201/124G02F2201/40
    • The present invention provides a liquid crystal display device providing uniform display without lowering the transmissivity.The present invention is a liquid crystal display device comprising: a first substrate and a second substrate positioned to face the first substrate; and a liquid crystal layer interposed between the first substrate and the second substrate, wherein the liquid crystal layer contains liquid crystal molecules having positive dielectric anisotropy, the liquid crystal molecule is aligned in a direction vertical to a surface of the first substrate when voltage is not applied, the first substrate comprises a pixel electrode and a common electrode, each comprising a core portion and a comb-tooth portion, the comb-tooth portions of the pixel electrode and of the common electrode are arranged in parallel with each other and alternately engaged at a constant interval, the core portion of the common electrode comprises two parallel portions that are in parallel with the longitudinal direction of the comb-tooth portion of the common electrode, the two parallel portions are each positioned outside the outermost comb-tooth portions of the pixel electrode, and (W−S)/(L+S) satisfies “2n+1”, in which “W” represents a distance between the two parallel portions, “L” represents the width of each of the comb-tooth portions of the pixel electrode and the common electrode, “S” represents a distance between a comb-tooth portion of the pixel electrode and an adjacent comb-tooth portion of the common electrode and also represents a distance between one of the outermost comb-tooth portions of the pixel electrode and one of the two parallel portions, and “n” represents the number of the comb-tooth portions of the common electrode.
    • 本发明提供一种提供均匀显示而不降低透射率的液晶显示装置。 本发明是一种液晶显示装置,包括:第一基板和与第一基板相对定位的第二基板; 以及插入在第一基板和第二基板之间的液晶层,其中液晶层包含具有正的介电各向异性的液晶分子,当电压不是时,液晶分子在垂直于第一基板的表面的方向上排列 第一基板包括像素电极和公共电极,每个包括芯部分和梳齿部分,像素电极和公共电极的梳齿部分彼此平行地布置并交替地接合 以一定的间隔,公共电极的芯部包括与公共电极的梳齿部的长度方向平行的两个平行部,两个平行部分分别位于外侧的梳齿部 像素电极和(W-S)/(L + S)满足“2n + 1”,其中“W”表示t 并行部分,“L”表示像素电极和公共电极的每个梳齿部分的宽度,“S”表示像素电极的梳齿部分和相邻梳齿部分之间的距离 并且也表示像素电极的最外侧梳齿部与两个平行部中的一个之间的距离,“n”表示公共电极的梳齿部的数量。
    • 3. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20110304797A1
    • 2011-12-15
    • US13202664
    • 2010-03-08
    • Mitsuhiro MurataShoichi IshiharaShuichi KozakiTakehisa SakuraiMasako NakamuraTadashi Ohtake
    • Mitsuhiro MurataShoichi IshiharaShuichi KozakiTakehisa SakuraiMasako NakamuraTadashi Ohtake
    • G02F1/1335
    • G02F1/134363G02F2001/133607
    • The present invention provides a liquid crystal display device that suppress moiré generated when a voltage is applied in a liquid crystal mode that drives a vertical alignment liquid crystal by using at least a pair of comb-shaped electrodes. A liquid crystal display device of the present invention comprises: a liquid crystal display panel including a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; and a backlight unit disposed on a back side of the liquid crystal display panel, one of the pair of substrates including a pair of comb-shaped electrodes each having comb teeth, the comb teeth of one of the pair of comb-shaped electrodes and the comb teeth of the other of the pair of comb-shaped electrodes being disposed alternately and spaced apart from each other, the liquid crystal layer containing liquid crystal molecules with positive dielectric anisotropy, the liquid crystal molecules being aligned in a direction perpendicular to a surface of one of the pair of substrates when no voltage is applied, the backlight unit having an optical sheet with multiple folds parallel to one another on a surface, the pitch width of the pair of comb-shaped electrodes being different from an integral multiple of the pitch width of the folds of the optical sheet.
    • 本发明提供一种液晶显示装置,其能够抑制在以至少一对梳状电极驱动垂直取向液晶的液晶模式中施加电压时产生的莫尔条纹。 本发明的液晶显示装置包括:液晶显示面板,包括液晶层和夹着液晶层的一对基板; 以及配置在液晶显示面板的背面侧的背光单元,一对基板中的一个基板包括一对梳齿形状的电极,所述梳齿形状的电极各自具有梳齿,所述一对梳形电极中的一个的梳齿和 所述一对梳状电极中的另一个的梳齿相互交替设置,所述液晶层含有具有正的介电各向异性的液晶分子,所述液晶分子在垂直于 当没有施加电压时,一对基板中的一个基板,背光单元具有在表面上具有彼此平行的多个折叠的光学片,该对梳状电极的间距宽度与节距的整数倍不同 光学片折叠的宽度。
    • 8. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20110304528A1
    • 2011-12-15
    • US13202671
    • 2010-03-08
    • Mitsuhiro MurataShoichi IshiharaShuichi KozakiTakehisa SakuraiTadashi Ohtake
    • Mitsuhiro MurataShoichi IshiharaShuichi KozakiTakehisa SakuraiTadashi Ohtake
    • G09G3/36
    • G02F1/134363G02F2001/133742G02F2001/13706
    • The present invention provides a liquid crystal display device in which viewing angle characteristics are improved without impairing transmittance. A liquid crystal display device of the present invention, comprises: a liquid crystal display panel including a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; and a backlight unit disposed on a back side of the liquid crystal display panel, one of the pair of substrates including a pair of comb-shaped electrodes each having comb teeth, the comb teeth of one of the pair of comb-shaped electrodes and the comb teeth of the other of the pair of comb-shaped electrodes being disposed alternately and spaced apart from each other, the liquid crystal layer including liquid crystal molecules with positive dielectric anisotropy, the liquid crystal molecules being aligned in a direction perpendicular to a surface of the one of the pair of substrates when no voltage is applied, and a difference between a proportion of liquid crystal molecules aligned in directions at angles of from 20° to 60° and angles of from −60° to −20° to the surface of the one of the substrates during white display relative to all liquid crystal molecules contained in the liquid crystal layer, and a proportion of light emitted in directions at angles of from 20° to 60° and angles of from −60° to −20° to the surface of the one of the substrates relative to all light emitted from the backlight unit and entering the liquid crystal display panel being less than 20%.
    • 本发明提供一种在不影响透射率的情况下改善视角特性的液晶显示装置。 本发明的液晶显示装置包括:液晶显示面板,包括液晶层和夹着液晶层的一对基板; 以及配置在液晶显示面板的背面侧的背光单元,一对基板中的一个基板包括一对梳齿形状的电极,所述梳齿形状的电极各自具有梳齿,所述一对梳形电极中的一个的梳齿和 所述一对梳状电极中的另一个的梳齿相互交替设置,所述液晶层包括具有正介电各向异性的液晶分子,所述液晶分子在垂直于 当没有施加电压时,该对基板中的一个基板的一部分和在从20°至60°的角度和与-60°至-20°的角度的方向上排列的液晶分子的一部分之间的差异 相对于液晶层中所含的全部液晶分子,在白色显示期间的基板中的一个基板,以及以20°〜60°角的方向发出的光的比例 相对于从背光单元发射并进入液晶显示面板的所有光,相对于一个基板的表面的-60°至-20°的d角小于20%。