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    • 21. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20110310335A1
    • 2011-12-22
    • US13148754
    • 2009-12-25
    • Yoshito HashimotoHiroyuki OhgamiKen Kuboki
    • Yoshito HashimotoHiroyuki OhgamiKen Kuboki
    • G02F1/1335
    • G02F1/134336G02F1/133707G02F1/13624G02F2001/134345
    • A high image quality liquid crystal display device having a high viewing angle characteristic is provided. The liquid crystal display device according to the present invention is of a vertical alignment type and includes a plurality of pixels. The liquid crystal display device includes a first polarizing plate having an absorption axis extending in a first direction; a second polarizing plate having an absorption axis extending in a second direction perpendicular to the first direction; a pixel electrode located in each of the plurality of pixels and including a first subpixel electrode and a second subpixel electrode to which different levels of voltage can be applied; a counter electrode facing the pixel electrode; and a liquid crystal layer provided between the pixel electrodes and the counter electrode. The first subpixel electrode includes a plurality of branch electrodes extending in an identical direction, which is a third direction different from a direction inclined by 45° with respect to the first direction or the second direction.
    • 提供具有高视角特性的高画质液晶显示装置。 根据本发明的液晶显示装置是垂直取向型的并且包括多个像素。 液晶显示装置包括具有沿第一方向延伸的吸收轴的第一偏振片; 第二偏振板,其具有沿与第一方向垂直的第二方向延伸的吸收轴; 位于所述多个像素中的像素电极,并且包括能够施加不同电平的第一子像素电极和第二子像素电极; 面对像素电极的对置电极; 以及设置在像素电极和对电极之间的液晶层。 第一子像素电极包括沿相同方向延伸的多个分支电极,该多个分支电极是与相对于第一方向或第二方向倾斜45°的方向不同的第三方向。
    • 27. 发明授权
    • Liquid crystal display device
    • 液晶显示装置
    • US08847863B2
    • 2014-09-30
    • US13577987
    • 2010-12-20
    • Yuichi IyamaAkira ShibazakiYoshito HashimotoMasahiro ShimizuHiroshi TsuchiyaYusuke NishiharaKen Kuboki
    • Yuichi IyamaAkira ShibazakiYoshito HashimotoMasahiro ShimizuHiroshi TsuchiyaYusuke NishiharaKen Kuboki
    • G09G3/36G02F1/1362G02F1/1337G02F1/1343
    • G02F1/136213G02F1/133707G02F1/134363
    • Disclosed is a liquid crystal display device of active matrix type. Each pixel electrode (1) includes either a single regional electrode (2) or two or more regional electrodes (2) which are electrically connected to each other. The or each regional electrode is provided with: a first electrode (cross-shaped electrode) (3) which has a pattern dividing a first region into a plurality of second regions (R1, R2, R3, and R4); and a plurality of stripe electrodes (4) which are provided in each of the second regions so as to extend from the first electrode and so as to be separated from each other by a distance. A storage capacitor line (CSL) is provided facing one of pixel electrodes (1) in a film thickness direction to form a storage capacitor. The storage capacitor line (CSL) is provided so as not to extend facing an edge (2e, 2e′) of a first region in the film thickness direction parallelly to the edge (2e, 2e′). The invention eliminates irregular orientation of liquid crystal molecules in polymer sustained alignment.
    • 公开了一种有源矩阵型液晶显示装置。 每个像素电极(1)包括彼此电连接的单个区域电极(2)或两个或更多个区域电极(2)。 该区域电极或每个区域电极设置有:第一电极(十字形电极)(3),其具有将第一区域划分成多个第二区域(R1,R2,R3和R4)的图案; 以及多个条状电极(4),其设置在每个第二区域中以便从第一电极延伸并且彼此分开一定距离。 在膜厚方向上设置有一个像素电极(1)的存储电容线(CSL),以形成存储电容器。 保持电容配线(CSL)被设置为不与面向边缘(2e,2e')的膜厚度方向上的第一区域的边缘(2e,2e')相对延伸。 本发明消除了聚合物持续排列中液晶分子的不规则取向。
    • 29. 发明授权
    • Liquid crystal display device
    • 液晶显示装置
    • US08345197B2
    • 2013-01-01
    • US13067835
    • 2011-06-29
    • Akihiro ShorakuToshihide TsubataKoichi MiyachiIichiro InoueAkihiro YamamotoYoshito HashimotoMasumi KuboAkihito Jinda
    • Akihiro ShorakuToshihide TsubataKoichi MiyachiIichiro InoueAkihiro YamamotoYoshito HashimotoMasumi KuboAkihito Jinda
    • G02F1/1337
    • G02F1/1337G02F1/133512G02F1/133753G02F1/1393G02F2001/133757
    • A liquid crystal display device includes: a vertical alignment liquid crystal layer; first and second substrates facing each other with the liquid crystal layer interposed; first and second electrodes arranged on the first and second substrates to face the liquid crystal layer; and at least one alignment film in contact with the liquid crystal layer. A pixel region includes a first liquid crystal domain in which liquid crystal molecules are tilted in a first direction around the center of a plane, and approximately at the middle of the thickness, of the liquid crystal layer responsive to a voltage applied. The first liquid crystal domain is close to at least a part of an edge of the first electrode. The part includes a first edge portion in which an azimuthal direction, perpendicular to the part and pointing toward the inside of the first electrode, defines an angle greater than 90 degrees to the first direction. The first or second substrate has an opaque member including a first opaque portion for selectively shielding at least a part of the first edge portion from incoming light.
    • 液晶显示装置包括:垂直取向液晶层; 插入液晶层的彼此面对的第一和第二基板; 布置在第一和第二基板上以面对液晶层的第一和第二电极; 以及与液晶层接触的至少一个取向膜。 像素区域包括第一液晶畴,其中液晶分子围绕施加的电压响应于液晶层的平面中心附近和大致在厚度的中间的第一方向倾斜。 第一液晶畴靠近第一电极的边缘的至少一部分。 该部分包括第一边缘部分,其中垂直于部分并指向第一电极的内部的方位角方向限定与第一方向大于90度的角度。 第一或第二基板具有不透明构件,其包括用于选择性地屏蔽第一边缘部分的至少一部分与入射光的第一不透明部分。
    • 30. 发明申请
    • LIQUID CRYSTAL DISPLAY DEVICE
    • 液晶显示装置
    • US20120001840A1
    • 2012-01-05
    • US13203108
    • 2009-12-17
    • Hiroyuki OhgamiYoshito HashimotoKen KubokiSeiji Tanuma
    • Hiroyuki OhgamiYoshito HashimotoKen KubokiSeiji Tanuma
    • G09G3/36
    • G02F1/134309G02F1/1337G02F1/133707G02F1/136213G02F2001/133738G02F2001/133742G02F2001/134318G02F2001/13712G02F2201/123
    • A liquid crystal display device providing a high image quality with good viewing angle characteristics and being produced at a high efficiency is provided. A liquid crystal display device according to the present invention includes a TFT substrate including a plurality of pixel electrodes in correspondence with a plurality of pixels, respectively; a counter substrate including a counter electrode facing the plurality of pixel electrodes; and a liquid crystal layer located between the TFT substrate and the counter substrate. The plurality of pixel electrodes each include a first trunk portion, a plurality of first branch portions extending from the first trunk portion in a first direction, and a plurality of second branch portions extending from the first trunk portion in a direction opposite to the first direction. The counter electrode includes, in each of the plurality of pixels, a plurality of branch portions extending in a second direction, which is perpendicular to the first direction in a substrate plane.
    • 提供了一种以高效率提供具有良好的视角特性并且以高效率产生的高图像质量的液晶显示装置。 根据本发明的液晶显示装置包括分别对应于多个像素的多个像素电极的TFT基板; 相对基板,包括面对所述多个像素电极的对置电极; 以及位于TFT基板和对置基板之间的液晶层。 多个像素电极各自包括第一主干部分,从第一主体部分沿第一方向延伸的多个第一分支部分和从第一主干部分沿与第一方向相反的方向延伸的多个第二分支部分 。 对置电极在多个像素的每一个中包括在基板平面中垂直于第一方向的第二方向延伸的多个分支部分。