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    Display unit and drive method therefor
    3.
    发明授权
    Display unit and drive method therefor 有权
    显示单元及其驱动方式

    公开(公告)号：US06909415B2

    公开(公告)日：2005-06-21

    申请号：US10019116

    申请日：2001-04-23

    申请人： Katsuhiko Kumagawa ,  Masanori Kimura ,  Tetsuo Fukami ,  Akio Takimoto ,  Yukio Tanaka ,  Kazunori Komori

    发明人： Katsuhiko Kumagawa ,  Masanori Kimura ,  Tetsuo Fukami ,  Akio Takimoto ,  Yukio Tanaka ,  Kazunori Komori

    IPC分类号： G02F1/1362 ,  G09F9/33 ,  G09G3/32 ,  G09G3/36

    CPC分类号： G09G3/3225 ,  G02F1/136213 ,  G09F9/33 ,  G09G3/3208 ,  G09G3/3648 ,  G09G3/3655 ,  G09G3/3659 ,  G09G2300/0426 ,  G09G2300/0842 ,  G09G2300/0876 ,  G09G2310/0262 ,  G09G2320/0219

    摘要： The present invention provides a display apparatus that can reduce a voltage irregularity and a brightness irregularity accompanied by making an enlarged and a high resolution type display apparatus. The display apparatus comprises plural pixel electrodes 5 arranged in a matrix, a switching element 3 connected with the pixel electrode, a scanning electrode 1, a picture signal electrode 2, an opposite electrode forming a capacitance with the pixel electrode 5, and further comprising; a storage capacitance 7 between the pixel electrode 5 and the scanning electrode 5 other than the scanning electrode 1 of the present line; more than two capacitance elements connected with the pixel electrode 5, including at least one of a gate-drain inter-electrode capacitance 4 of the switching element 3 and the storage capacitance 7, having a different value according to the distance from the power feeding edge of the scanning electrode 1; wherein, each capacitance in each pixel is set so that, when all capacitance connected with the pixel electrode 5 in a pixel is denoted as Ctot, a first capacitance ratio α gd=Cgd/Ctot increases continuously or in stages according to the distance from the power feeding edge of the scanning electrode 1, or a second capacitance ratio α st=Cst/Ctot is substantially constant.

    摘要翻译： 本发明提供一种显示装置，其能够降低电压不均匀性和亮度不规则性，伴随着制造放大和高分辨率型显示装置。 显示装置包括以矩阵形式布置的多个像素电极5，与像素电极连接的开关元件3，扫描电极1，图像信号电极2，与像素电极5形成电容的相对电极，还包括： 像素电极5和扫描电极5之间的除了当前行的扫描电极1之外的存储电容7; 与像素电极5连接的多于两个的电容元件，包括开关元件3的栅极 - 漏极间电极间电容4和存储电容7中的至少一个，根据与馈电边缘的距离具有不同的值 的扫描电极1; 其中，每个像素中的每个电容被设置为使得当与像素中的像素电极5连接的所有电容被表示为Ctot时，第一电容比αgd = Cgd / Ctot根据距离 扫描电极1的馈电边缘或第二电容比αst = Cst / Ctot基本上是恒定的。

    Active matrix type display apparatus, method for driving the same, and display element
    5.
    再颁专利
    Active matrix type display apparatus, method for driving the same, and display element 有权
    有源矩阵型显示装置及其驱动方法以及显示元件

    公开(公告)号：USRE41237E1

    公开(公告)日：2010-04-20

    申请号：US11880423

    申请日：2001-06-11

    申请人： Yukio Tanaka ,  Katsuhiko Kumagawa ,  Masanori Kimura ,  Kazunori Komori

    发明人： Yukio Tanaka ,  Katsuhiko Kumagawa ,  Masanori Kimura ,  Kazunori Komori

    IPC分类号： G09G5/00

    CPC分类号： G02F1/136213 ,  G02F1/134336 ,  G02F2001/133388 ,  G09G3/3233 ,  G09G3/3614 ,  G09G3/3648 ,  G09G3/3655 ,  G09G3/3659 ,  G09G2300/0842 ,  G09G2320/0209 ,  G09G2320/0219 ,  G09G2320/0223 ,  G09G2320/0247

    摘要： An active matrix type display apparatus is provided that is inexpensive, has less crosstalk, has no flickering and a brightness gradient, and is suitable for a large screen size. The display apparatus includes a plurality of pixel electrodes arranged in a matrix, switching elements (TFTs) connected thereto, scanning electrodes, video signal electrodes, common electrodes, and a counter electrode, wherein liquid crystal, for example, is interposed between the pixel electrodes and the counter electrode. Assuming that a gate-drain capacitance is Cgd, a common electrode-pixel electrode capacitance is Cst, and the total capacitance connected to the pixel electrodes is Ctot in this configuration, αgd and αst represented by αgd=Cgd/Ctot, αst=Cst/Ctot are set to be different values between a portion close to feeding ends in a screen and a portion away therefrom.

    摘要翻译： 提供了一种廉价的，具有较少串扰，没有闪烁和亮度梯度的有源矩阵型显示装置，并且适合于大屏幕尺寸。 显示装置包括以矩阵形式布置的多个像素电极，与其连接的开关元件（TFT），扫描电极，视频信号电极，公共电极和对电极，其中液晶例如被插入在像素电极 和对电极。 假设栅极 - 漏极电容为Cgd，则公共电极像素电极电容为Cst，并且在该结构中，连接到像素电极的总电容为Ctot，由αgd= Cgd / Ctot表示的αgd和αst，αst= Cst / Ctot被设定为在屏幕中靠近进给端的部分和远离其的部分之间的不同值。

    Liquid crystal display with special electrode configurations and compositions and method for producing the same
    6.
    发明授权
    Liquid crystal display with special electrode configurations and compositions and method for producing the same 有权
    具有特殊电极结构的液晶显示器及其制造方法

    公开(公告)号：US06762816B1

    公开(公告)日：2004-07-13

    申请号：US10009522

    申请日：2001-12-11

    申请人： Hiroyuki Yamakita ,  Katsuhiko Kumagawa ,  Kazuo Inoue ,  Akinori Shiota ,  Ichiro Sato ,  Hiroshi Satani ,  Masanori Kimura ,  Satoshi Asada

    发明人： Hiroyuki Yamakita ,  Katsuhiko Kumagawa ,  Kazuo Inoue ,  Akinori Shiota ,  Ichiro Sato ,  Hiroshi Satani ,  Masanori Kimura ,  Satoshi Asada

    IPC分类号： G02F11343

    CPC分类号： G02F1/134363

    摘要： A liquid crystal display comprises an array substrate in which a common electrode, a pixel electrode, a scanning signal line, a video signal line and a semiconductor switching element are provided, an opposed substrate, and a liquid crystal layer interposed between the array substrate and opposed substrate. The line width of at least either the common electrode or the pixel electrode is larger than the distance between the common electrode and the pixel electrode. The film thickness of at least one of the common electrode and the pixel electrode is larger than the thickness of at least either the scanning signal line or the video signal line. As a result, an inplane electric field liquid crystal display having a wide viewing angle, high-speed response, and high image quality such as high luminance is provided.

    摘要翻译： 液晶显示器包括其中设置有公共电极，像素电极，扫描信号线，视频信号线和半导体开关元件的阵列基板，相对基板和插入在阵列基板和 相对基板。 公共电极或像素电极中的至少任一方的线宽比公共电极和像素电极之间的距离大。 公共电极和像素电极中的至少一个的膜厚比扫描信号线或视频信号线的至少一个的厚度大。 结果，提供了具有宽视角，高速响应以及诸如高亮度的高图像质量的内平面电场液晶显示器。

    Liquid crystal display with opaque common electrodes over the video signal lines and fabrication method thereof
    7.
    发明授权
    Liquid crystal display with opaque common electrodes over the video signal lines and fabrication method thereof 有权
    在视频信号线上具有不透明公共电极的液晶显示器及其制造方法

    公开(公告)号：US06697141B2

    公开(公告)日：2004-02-24

    申请号：US10160119

    申请日：2002-06-04

    申请人： Hiroyuki Yamakita ,  Katsuhiko Kumagawa ,  Kazuo Inoue ,  Akinori Shiota ,  Ichiro Sato ,  Hiroshi Satani ,  Masanori Kimura ,  Satoshi Asada

    发明人： Hiroyuki Yamakita ,  Katsuhiko Kumagawa ,  Kazuo Inoue ,  Akinori Shiota ,  Ichiro Sato ,  Hiroshi Satani ,  Masanori Kimura ,  Satoshi Asada

    IPC分类号： G02F11343

    CPC分类号： G02F1/134363

    摘要： A liquid crystal display comprises an array substrate in which a common electrode, a pixel electrode, a scanning signal line, a video signal line and a semiconductor switching element are provided, an opposed substrate, and a liquid crystal layer interposed between the array substrate and opposed substrate. The line width of at least either the common electrode or the pixel electrode is larger than the distance between the common electrode and the pixel electrode. The film thickness of at least one of the common electrode and the pixel electrode is larger than the thickness of at least either the scanning signal line or the video signal line. As a result, an in-plane electric field liquid crystal display having a wide viewing angle, high-speed response, and high image quality such as high luminance is provided.

    摘要翻译： 液晶显示器包括其中设置有公共电极，像素电极，扫描信号线，视频信号线和半导体开关元件的阵列基板，相对基板和插入在阵列基板和 相对基板。 公共电极或像素电极中的至少任一方的线宽比公共电极和像素电极之间的距离大。 公共电极和像素电极中的至少一个的膜厚比扫描信号线或视频信号线的至少一个的厚度大。 结果，提供了具有宽视角，高速响应以及诸如高亮度的高图像质量的平面内电场液晶显示器。

    DISPLAY DEVICE AND DRIVING METHOD THEREOF
    8.
    发明申请
    DISPLAY DEVICE AND DRIVING METHOD THEREOF 审中-公开
    显示装置及其驱动方法

    公开(公告)号：US20090174828A1

    公开(公告)日：2009-07-09

    申请号：US12363986

    申请日：2009-02-02

    申请人： Katsuhiko KUMAGAWA ,  Hiroyuki Yamakita ,  Masanori Kimura ,  Akio Takimoto

    发明人： Katsuhiko KUMAGAWA ,  Hiroyuki Yamakita ,  Masanori Kimura ,  Akio Takimoto

    IPC分类号： G09G3/36 ,  G02F1/1343

    CPC分类号： G02F1/134363 ,  G02F2001/134345 ,  G09G3/3614 ,  G09G2300/0434 ,  G09G2320/0247

    摘要： An array substrate (10) is provided with a pixel electrode (3) disposed in a region defined by two adjacent gate wirings (1) and two adjacent source wirings (2), a switching element (5) for switching a voltage applied to the pixel electrode (3) from the source wiring (2) based on a signal voltage supplied from the gate wiring (1), a common wiring (8) arranged between the two adjacent gate wirings (1) and a common electrode (4) being electrically connected to the common wiring (8) and generating an electric field between the pixel electrode (3) whereto a voltage is applied, wherein the pixel electrode (1) comprises a first pixel electrode (1a) and a second pixel electrode (2a), and the opposing electrode (2) comprises a first opposing electrode (1b) and a second opposing electrode (2b), wherein a first region generates an electric field between the first pixel electrode (1a) and the first opposing electrode (2a) whose light transmittance is lower than that of the first pixel electrode (1a) and a second region generates an electric field between the second pixel electrode (1b) and the second opposing electrode (2b) whose light transmittance is higher than that of the second pixel electrode (1b) are formed.

    摘要翻译： 阵列基板（10）设置有设置在由两个相邻的栅极布线（1）和两个相邻的源极布线（2）限定的区域中的像素电极（3），用于切换施加到 基于从栅极布线（1）提供的信号电压，源极布线（2）的像素电极（3），布置在两个相邻的栅极布线（1）和公共电极（4）之间的公共布线（8） 电连接到公共布线（8）并在施加电压的像素电极（3）之间产生电场，其中像素电极（1）包括第一像素电极（1a）和第二像素电极（2a） ，相对电极（2）包括第一相对电极（1b）和第二相对电极（2b），其中第一区域在第一像素电极（1a）和第一相对电极（2a）之间产生电场， 透光率比第一像素电极的透光率低 1a）和第二区域在第二像素电极（1b）和第二相对电极（2b）之间产生其透光率高于第二像素电极（1b）的电场。

    Display and its driving method
    9.
    发明授权
    Display and its driving method 有权
    显示及其驱动方法

    公开(公告)号：US07499115B2

    公开(公告)日：2009-03-03

    申请号：US10398385

    申请日：2001-10-04

    申请人： Katsuhiko Kumagawa ,  Hiroyuki Yamakita ,  Masanori Kimura ,  Akio Takimoto

    发明人： Katsuhiko Kumagawa ,  Hiroyuki Yamakita ,  Masanori Kimura ,  Akio Takimoto

    IPC分类号： G02F1/141 ,  G02F1/133 ,  G02F1/1343

    CPC分类号： G02F1/134363 ,  G02F2001/134345 ,  G09G3/3614 ,  G09G2300/0434 ,  G09G2320/0247

    摘要： An array substrate (10) is provided with a pixel electrode (3) disposed in a region defined by two adjacent gate wirings (1) and two adjacent source wirings (2), a switching element (5) for switching a voltage applied to the pixel electrode (3) from the source wiring (2) based on a signal voltage supplied from the gate wiring (1), a common wiring (8) arranged between the two adjacent gate wirings (1) and a common electrode (4) being electrically connected to the common wiring (8) and generating an electric field between the pixel electrode (3) whereto a voltage is applied, wherein the pixel electrode (1) comprises a first pixel electrode (1a) and a second pixel electrode (2a), and the opposing electrode (2) comprises a first opposing electrode (1b) and a second opposing electrode (2b), wherein a first region generates an electric field between the first pixel electrode (1a) and the first opposing electrode (2a) whose light transmittance is lower than that of the first pixel electrode (1a) and a second region generates an electric field between the second pixel electrode (1b) and the second opposing electrode (2b) whose light transmittance is higher than that of the second pixel electrode (1b) are formed.

    摘要翻译： 阵列基板（10）设置有设置在由两个相邻的栅极布线（1）和两个相邻的源极布线（2）限定的区域中的像素电极（3），用于切换施加到 基于从栅极布线（1）提供的信号电压，源极布线（2）的像素电极（3），布置在两个相邻的栅极布线（1）和公共电极（4）之间的公共布线（8） 电连接到公共布线（8）并在施加电压的像素电极（3）之间产生电场，其中像素电极（1）包括第一像素电极（1a）和第二像素电极（2a） ，相对电极（2）包括第一相对电极（1b）和第二相对电极（2b），其中第一区域在第一像素电极（1a）和第一相对电极（2a）之间产生电场， 透光率比第一像素电极的透光率低 1a）和第二区域在第二像素电极（1b）和第二相对电极（2b）之间产生其透光率高于第二像素电极（1b）的电场。

    Liquid crystal display element driving method and liquid crystal display using the same
    10.
    发明授权
    Liquid crystal display element driving method and liquid crystal display using the same 有权
    液晶显示元件驱动方法及使用其的液晶显示器

    公开(公告)号：US07161574B2

    公开(公告)日：2007-01-09

    申请号：US10479152

    申请日：2002-05-30

    申请人： Masanori Kimura ,  Ichiro Sato ,  Katsuhiko Kumagawa

    发明人： Masanori Kimura ,  Ichiro Sato ,  Katsuhiko Kumagawa

    IPC分类号： G09G3/36

    CPC分类号： G09G3/3614 ,  G09G3/3648 ,  G09G3/3677 ,  G09G2300/0491 ,  G09G2310/0205 ,  G09G2310/0235 ,  G09G2310/0251 ,  G09G2310/06 ,  G09G2310/061 ,  G09G2320/0252 ,  G09G2320/0257 ,  G09G2320/0261

    摘要： A liquid crystal display element driving method or a liquid crystal display device uses a liquid crystal display element having a plurality of pixels constituting a screen; divides a frame period into a plurality of write periods and outputs gate signals to select the pixels sequentially during the write periods; forms each of source signals such that the source signal includes a picture signal and a non-picture signal respectively assigned for the write periods; writes each of the source signals corresponding to the selected pixels to each of the pixels with its polarity being alternated; and displays an image responsive to the source signals on the screen of the liquid crystal display element in such a manner that a transmittivity of liquid crystals of each of the pixels is controlled in accordance with the written source signal, wherein the non-picture signal having a polarity identical to that of the picture signal to be written subsequently is written to the pixels.

    摘要翻译： 液晶显示元件驱动方法或液晶显示装置使用具有构成屏幕的多个像素的液晶显示元件; 将帧周期划分为多个写周期，并且在写周期期间输出门信号以顺序选择像素; 形成每个源信号，使得源信号包括分别分配给写入周期的图像信号和非图像信号; 将与所选择的像素相对应的每个源信号写入每个像素，其极性是交替的; 并且以与液晶显示元件的屏幕上的源信号相对应的方式显示图像，使得根据写入的源信号来控制每个像素的液晶的透射率，其中非图像信号具有 将与要写入的图像信号的极性相同的极性被写入像素。