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    • 5. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20120293756A1
    • 2012-11-22
    • US13522402
    • 2010-10-22
    • Toshihiro MatsumotoMitsuhiro MurataYuichi Kawahira
    • Toshihiro MatsumotoMitsuhiro MurataYuichi Kawahira
    • G02F1/1343G02F1/1335
    • G02F1/134363
    • The present invention provides a liquid crystal display device capable of enhancing the transmittance and the display quality. The liquid crystal display device includes a first substrate and a second substrate disposed to face each other, and a liquid crystal layer sandwiched between the first substrate and the second substrate, wherein the liquid crystal layer includes a liquid crystal molecule having positive dielectric anisotropy; the liquid crystal molecule is perpendicularly aligned relative to a surface of the first substrate when no voltage is applied; the first substrate includes a signal line, a scanning line, an insulating film, a first electrode to which an image signal is provided through the signal line, and a second electrode; the first electrode includes a first comb-tooth portion; the second electrode includes a second comb-tooth portion and a trunk portion connected to the second comb-tooth portion; the first comb-tooth portion and the second comb-tooth portion are planarly disposed to face each other in a pixel; the second substrate has a third electrode covering at least a display region; and the trunk portion is disposed in a manner overlapping the signal line and the scanning line at a position closer to the liquid crystal layer than the signal line and the scanning line with the insulating film sandwiched between the trunk portion and each of the lines.
    • 本发明提供能够提高透射率和显示质量的液晶显示装置。 液晶显示装置包括:第一基板和彼此相对配置的第二基板;以及夹在第一基板和第二基板之间的液晶层,其中液晶层包括具有正介电各向异性的液晶分子; 当没有施加电压时,液晶分子相对于第一衬底的表面垂直取向; 第一基板包括信号线,扫描线,绝缘膜,通过信号线提供图像信号的第一电极和第二电极; 第一电极包括第一梳齿部分; 所述第二电极包括第二梳齿部分和连接到所述第二梳齿部分的主干部分; 所述第一梳齿部分和所述第二梳齿部分平面地设置成在像素中彼此面对; 所述第二基板具有至少覆盖显示区域的第三电极; 并且主干部分以与信号线更靠近液晶层的位置以及绝缘膜夹在主干部分和每条线之间的扫描线以与信号线和扫描线重叠的方式设置。
    • 6. 发明授权
    • Liquid crystal display panel and liquid crystal display device
    • 液晶显示面板和液晶显示装置
    • US08962104B2
    • 2015-02-24
    • US13824587
    • 2011-09-13
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • C09K19/34C09K19/32C09K19/20C09K19/30G02F1/1333C09K19/02C09K19/44C09K19/12
    • C09K19/02C09K19/322C09K19/3402C09K19/44C09K2019/122C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3425Y10T428/10
    • The present invention provides a liquid crystal display panel that suppresses the temperature dependence of transmittance-gradation characteristics and thus overcomes problems in which significant changes in transmittance-gradation characteristics are caused by the effects of environmental temperature and a light source to lead to the degradation of display performance, and a liquid crystal display device including the liquid crystal display panel. The liquid crystal display panel of the present invention includes a liquid crystal medium containing a plurality of liquid crystal compounds each having a negative dielectric constant anisotropy, the liquid crystal medium being held between a first substrate and a second substrate that are located opposite each other, and a side of each of the substrates in contact with the liquid crystal medium having vertical alignment properties for the liquid crystal compounds. The liquid crystal medium in the liquid crystal display panel contains a liquid crystal composition (1) or a liquid crystal composition (2) having a specific composition. In the liquid crystal display panel, Δγ which pertains to a transmittance-gradation characteristic curve coefficient and which is calculated from specific expressions is 0.2 or less.
    • 本发明提供了一种液晶显示面板,其抑制透射率等级特性的温度依赖性,从而克服了由环境温度和光源的影响导致透射率等级特性的显着变化导致劣化的问题 显示性能,以及包括液晶显示面板的液晶显示装置。 本发明的液晶显示面板包括液晶介质,该液晶介质含有多个具有负的介电常数各向异性的液晶化合物,液晶介质保持在第一基板和第二基板之间,彼此相对定位, 和与具有液晶化合物垂直取向性质的液晶介质接触的每个基板的一侧。 液晶显示面板中的液晶介质含有具有特定组成的液晶组合物(1)或液晶组合物(2)。 在液晶显示面板中,与透射率等级特性曲线系数有关的&Dgr;γ为0.2以下。
    • 7. 发明申请
    • LIQUID CRYSTAL DISPLAY PANEL AND LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示面板和液晶显示装置
    • US20130208213A1
    • 2013-08-15
    • US13824587
    • 2011-09-13
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • Toshihiro MatsumotoYuichi KawahiraMasayuki KanehiroShoutarou KawakamiGou Sudou
    • C09K19/02
    • C09K19/02C09K19/322C09K19/3402C09K19/44C09K2019/122C09K2019/3004C09K2019/3009C09K2019/301C09K2019/3425Y10T428/10
    • The present invention provides a liquid crystal display panel that suppresses the temperature dependence of transmittance-gradation characteristics and thus overcomes problems in which significant changes in transmittance-gradation characteristics are caused by the effects of environmental temperature and a light source to lead to the degradation of display performance, and a liquid crystal display device including the liquid crystal display panel. The liquid crystal display panel of the present invention includes a liquid crystal medium containing a plurality of liquid crystal compounds each having a negative dielectric constant anisotropy, the liquid crystal medium being held between a first substrate and a second substrate that are located opposite each other, and a side of each of the substrates in contact with the liquid crystal medium having vertical alignment properties for the liquid crystal compounds. The liquid crystal medium in the liquid crystal display panel contains a liquid crystal composition (1) or a liquid crystal composition (2) having a specific composition. In the liquid crystal display panel, Δγ which pertains to a transmittance-gradation characteristic curve coefficient and which is calculated from specific expressions is 0.2 or less.
    • 本发明提供了一种液晶显示面板,其抑制透射率等级特性的温度依赖性,从而克服了由环境温度和光源的影响导致透射率等级特性的显着变化导致劣化的问题 显示性能,以及包括液晶显示面板的液晶显示装置。 本发明的液晶显示面板包括液晶介质,该液晶介质含有多个具有负的介电常数各向异性的液晶化合物,液晶介质保持在第一基板和第二基板之间,彼此相对定位, 和与具有液晶化合物垂直取向性质的液晶介质接触的每个基板的一侧。 液晶显示面板中的液晶介质含有具有特定组成的液晶组合物(1)或液晶组合物(2)。 在液晶显示面板中,与透射率等级特性曲线系数有关的Deltagamma为0.2以下。
    • 9. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20130201434A1
    • 2013-08-08
    • US13521110
    • 2010-10-28
    • Mitsuhiro MurataShoichi IshiharaTakehisa SakuraiShuichi KozakiToshihiro MatsumotoYosuki Iwata
    • Mitsuhiro MurataShoichi IshiharaTakehisa SakuraiShuichi KozakiToshihiro MatsumotoYosuki Iwata
    • G02F1/1343
    • G02F1/134309G02F1/134363G02F1/136286G02F1/1395G02F2001/133742G02F2001/13706
    • The present invention provides a liquid crystal display device capable of preventing occurrence of flickers. The liquid crystal display device including a first substrate and a second substrate disposed to face each other, and a liquid crystal layer sandwiched between the first substrate and the second substrate, wherein the liquid crystal layer includes a liquid crystal molecule having positive dielectric anisotropy; the liquid crystal molecule is perpendicularly aligned relative to a surface of the first substrate when no voltage is applied; the first substrate includes a pixel electrode to which an image signal is supplied, a common electrode to which a common signal is supplied, an insulating film, and a lower layer wiring connected to the pixel electrode; the lower layer wiring, the insulating film, and the common electrode are stacked in the stated order towards the liquid crystal layer side; the image signal is supplied to the pixel electrode through the lower wiring; the pixel electrode has a pixel comb-tooth portion; the common electrode has a common comb-tooth portion; the pixel comb-tooth portion and the common comb-tooth portion are planarly disposed to face each other in a pixel; the liquid crystal device has at least two regions having spacings of different lengths between the pixel electrode and the common electrode from each other in the pixel; the lower layer wiring overlaps the common comb-tooth portion and extends along the common comb-tooth portion; and a width of a part of the lower layer wiring which is overlapped with the common comb-tooth portion is substantially the same as or smaller than a width of a part of the common comb-tooth portion which is overlapped with the lower layer wiring.
    • 本发明提供一种能够防止发生闪烁的液晶显示装置。 该液晶显示装置包括:第一基板和与该第一基板和第二基板相对配置的第二基板;以及夹在第一基板和第二基板之间的液晶层,其中,液晶层包括具有正的介电各向异性的液晶分子; 当没有施加电压时,液晶分子相对于第一衬底的表面垂直取向; 第一基板包括提供图像信号的像素电极,提供公共信号的公共电极,绝缘膜和连接到像素电极的下层布线; 下层布线,绝缘膜和公共电极按照所述顺序层叠到液晶层侧; 图像信号通过下布线提供给像素电极; 像素电极具有像素梳齿部分; 公共电极具有共同的梳齿部分; 像素梳齿部分和公共梳齿部分被平面地布置成在像素中彼此面对; 液晶装置在像素中具有彼此之间的像素电极和公共电极之间具有不同长度的间隔的至少两个区域; 下层布线与公共梳齿部分重叠,并沿共同的梳齿部分延伸; 并且与公共梳齿部分重叠的下层布线的一部分的宽度与与下层布线重叠的普通梳齿部分的一部分的宽度基本相同或更小。