公开(公告)号：US09082360B2

公开(公告)日：2015-07-14

申请号：US12877551

申请日：2010-09-08

申请人： Yukio Tanaka ,  Tetsuya Kawamura ,  Kenji Nakao ,  Atsushi Mizuyoshi ,  Kazutaka Fukushima ,  Kazuyuki Sunohara ,  Hidetaka Noriyama

发明人： Yukio Tanaka ,  Tetsuya Kawamura ,  Kenji Nakao ,  Atsushi Mizuyoshi ,  Kazutaka Fukushima ,  Kazuyuki Sunohara ,  Hidetaka Noriyama

IPC分类号： G09G3/36

CPC分类号： G09G3/3648 ,  G09G2320/0204 ,  G09G2320/0257 ,  G09G2320/0271

摘要： A liquid crystal display device includes an array substrate, a counter substrate and a liquid crystal layer held between the array substrate and the counter substrate. A display portion having a plurality of pixels arranged in a matrix is formed of the substrates and the liquid crystal layer. Each of the pixels includes a pixel electrode and a counter electrode arranged opposing to the pixel electrode. A driving portion is formed on the array substrate to supply a pixel voltage to the pixel electrode. A correcting circuit is formed on the array substrate to correct the voltage supplied to the pixel electrode by adding a predetermined DC voltage to the voltage supplied to the pixel electrode corresponding to gradations to be displayed in the pixel.

摘要翻译： 液晶显示装置包括阵列基板，对置基板和保持在阵列基板和对置基板之间的液晶层。 具有排列成矩阵状的多个像素的显示部由基板和液晶层构成。 每个像素包括与像素电极相对布置的像素电极和对电极。 驱动部形成在阵列基板上，以向像素电极提供像素电压。 在阵列基板上形成校正电路，通过对与像素中要显示的灰度相对应地提供给像素电极的电压添加预定的DC电压来校正提供给像素电极的电压。

公开(公告)号：US08451206B2

公开(公告)日：2013-05-28

申请号：US11850430

申请日：2007-09-05

申请人： Yukio Tanaka ,  Kenji Nakao ,  Tetsuo Fukami

发明人： Yukio Tanaka ,  Kenji Nakao ,  Tetsuo Fukami

IPC分类号： G09G3/36

CPC分类号： G09G3/3614 ,  G09G3/3406 ,  G09G3/3611 ,  G09G2300/0491 ,  G09G2310/0235 ,  G09G2310/061 ,  G09G2310/08 ,  G09G2320/0247

摘要： A liquid crystal display device includes a liquid crystal display panel (LCD panel), an area light source device which illuminates the LCD panel, a driving unit which drives the LCD panel and the area light source device, and a control unit which controls the driving unit. The LCD panel includes display pixels. The area light source device includes plural kinds of light sources which are successively turned on in one frame period. The control unit includes means for controlling the driving unit in a manner to execute video signal write and reset signal write after the video signal write, in a period in which one of the plural kinds of light sources is turned on in the one frame period. The video signal write and the reset signal write are executed with the same polarity, and a polarity of potential of the display pixels is reversed between frame periods.

摘要翻译： 液晶显示装置包括：液晶显示面板（LCD面板），照亮LCD面板的区域光源装置，驱动LCD面板的驱动单元和区域光源装置;以及控制单元，其控制驱动 单元。 LCD面板包括显示像素。 区域光源装置包括在一个帧周期中连续打开的多种光源。 控制单元包括用于在一帧周期中多个光源中的一个被接通的时段内以视频信号写入之后执行视频信号写入和复位信号写入的方式来控制驱动单元的装置。 以相同的极性执行视频信号写入和复位信号写入，并且显示像素的电位的极性在帧周期之间反转。

公开(公告)号：US20120050240A1

公开(公告)日：2012-03-01

申请号：US13220932

申请日：2011-08-30

申请人： Yukio Tanaka ,  Kenji Nakao

发明人： Yukio Tanaka ,  Kenji Nakao

IPC分类号： G09G5/00 ,  G09G3/36

CPC分类号： G09G3/3666 ,  G09G3/3648 ,  G09G2310/0205 ,  G09G2310/0237 ,  G09G2310/0251 ,  G09G2310/062

摘要： In one embodiment, a liquid crystal display device includes first and second areas respectively having a gate line group in an active area, and a dummy gate line group arranged on an outside of the active area. A driving circuit selects the gate lines of the gate line group and the dummy gate lines of the dummy gate line group one by one in the first and second areas. The driving circuit is independently controlled for the first and second areas. The gate lines are scanned from a center portion of the active area to the dummy gate line side in the first and second areas, respectively. An image signal and a non-image signal are written within one-frame period in the first and second areas.

摘要翻译： 在一个实施例中，液晶显示装置包括分别在有源区域中具有栅极线组的第一和第二区域，以及布置在有源区域外部的虚拟栅极线组。 驱动电路在第一和第二区域中逐个选择栅极线组的栅极线和虚拟栅极线组的虚拟栅极线。 对第一和​​第二区域独立地控制驱动电路。 栅极线分别从有源区域的中心部分扫描到第一和第二区域中的虚拟栅极线侧。 图像信号和非图像信号在第一和第二区域的一帧周期内被写入。

公开(公告)号：US20080024405A1

公开(公告)日：2008-01-31

申请号：US11781441

申请日：2007-07-23

申请人： Tetsuo FUKAMI ,  Yukio Tanaka ,  Kenji Nakao

发明人： Tetsuo FUKAMI ,  Yukio Tanaka ,  Kenji Nakao

IPC分类号： G09G3/36

CPC分类号： G09G3/3659 ,  G09G2300/0491 ,  G09G2300/0876 ,  G09G2310/06 ,  G09G2310/061

摘要： A liquid crystal display device includes display pixels which are arrayed in a matrix, a driver circuit which drives the display pixels in units of a predetermined number of rows, and a controller which controls the driver circuit so as to alternately execute non-video signal write in which a non-video signal is written by driving the display pixels on a row-by-row basis, and video signal write in which a video signal is written by driving the display pixels on a row-by-row basis. Each of the display pixels includes a first capacitance which is formed by a voltage applied between electrode substrates, and a second capacitance which is coupled to the first capacitance. The controller includes a control circuit which controls the driver circuit so as to charge a predetermined capacitance on the second capacitance in a superimposing manner during a time period in which the non-video signal write is executed.

摘要翻译： 液晶显示装置包括排列成矩阵的显示像素，以预定行数为单位驱动显示像素的驱动电路，以及控制驱动电路以交替执行非视频信号写入的控制器 其中通过以逐行为基础驱动显示像素来写入非视频信号，以及通过逐行驱动显示像素来写入视频信号的视频信号写入。 每个显示像素包括由施加在电极基板之间的电压形成的第一电容和耦合到第一电容的第二电容。 该控制器包括控制电路，该控制电路在执行非视频信号写入的时间段期间以叠加方式控制驱动电路以对第二电容的预定电容充电。

公开(公告)号：US20070229447A1

公开(公告)日：2007-10-04

申请号：US11689222

申请日：2007-03-21

申请人： Hiroshi Takahara ,  Kenji Nakao ,  Kazuhiro Nishiyama ,  Yukio Tanaka ,  Shigesumi Araki ,  Mitsutaka Okita ,  Tetsuo Fukami

发明人： Hiroshi Takahara ,  Kenji Nakao ,  Kazuhiro Nishiyama ,  Yukio Tanaka ,  Shigesumi Araki ,  Mitsutaka Okita ,  Tetsuo Fukami

IPC分类号： G09G3/36

CPC分类号： G09G3/3655 ,  G09G3/3406 ,  G09G3/3614 ,  G09G3/3696 ,  G09G2310/061 ,  G09G2320/0247 ,  G09G2320/0261 ,  G09G2320/041 ,  G09G2340/0435

摘要： Common signals VCOM during a black voltage writing period are set to be larger than common signals VCOM during a video writing period. The common voltage signals VCOM is VmH or VmL during the black voltage writing periods. The common voltage signals VCOM is VcH or VcL during video writing periods and video holding periods. The polarity of the common voltage signals VCOM is inverted alternately from frame to frame. A backlight is extinguished in the black voltage writing period.

摘要翻译： 黑电压写入期间的公共信号VCOM在视频写入期间被设定为大于公共信号VCOM。 在黑电压写入期间，公共电压信号VCOM为VmH或VmL。 在视频写入期间和视频保持期间，公共电压信号VCOM为VcH或VcL。 公共电压信号VCOM的极性从帧到帧交替地反转。 在黑电压写入期间背光熄灭。

公开(公告)号：US20070103425A1

公开(公告)日：2007-05-10

申请号：US11526733

申请日：2006-09-26

申请人： Yukio Tanaka ,  Kenji Nakao ,  Tetsuo Fukami ,  Kazuhiro Nishiyama

发明人： Yukio Tanaka ,  Kenji Nakao ,  Tetsuo Fukami ,  Kazuhiro Nishiyama

IPC分类号： G09G3/36

CPC分类号： G09G3/3648 ,  G09G3/3406 ,  G09G3/3607 ,  G09G3/3614 ,  G09G2310/0218 ,  G09G2310/0237 ,  G09G2310/0283 ,  G09G2310/063 ,  G09G2320/0247 ,  G09G2330/021

摘要： A liquid crystal display device which includes a plurality of OCB liquid crystal pixels arrayed substantially in a matrix, and a driver circuit which cyclically writes a non-video signal and a video signal as a pixel voltage in each of the liquid crystal pixels. The liquid crystal display device further includes a control circuit which sets a first period and a second period different in length from the first period such that a total time length of the first period and the second period does not exceed one frame period, and controls the driver circuit to execute write of the non-video signal for the liquid crystal pixels in the first period and to execute write of the video signal for the liquid crystal pixels PX in the second period.

摘要翻译： 一种液晶显示装置，其包括基本上排列成矩阵的多个OCB液晶像素，以及在每个液晶像素中循环写入非视频信号和视频信号作为像素电压的驱动电路。 液晶显示装置还包括控制电路，其设定与第一期间不同长度的第一期间和第二期间，使得第一期间和第二期间的总时间长度不超过一个帧周期，并且控制 驱动电路，以在第一时段内执行用于液晶像素的非视频信号的写入，并且在第二周期中执行用于液晶像素PX的视频信号的写入。

公开(公告)号：US09110319B2

公开(公告)日：2015-08-18

申请号：US13789925

申请日：2013-03-08

申请人： Yukio Tanaka ,  Kenji Nakao ,  Daiichi Suzuki

发明人： Yukio Tanaka ,  Kenji Nakao ,  Daiichi Suzuki

IPC分类号： G02F1/1362 ,  G02F1/133 ,  G09G3/36

CPC分类号： G02F1/13306 ,  G02F1/136213 ,  G02F1/136227 ,  G09G3/3614 ,  G09G3/3655 ,  G09G2300/0876

摘要： According to one embodiment, an apparatus includes an array substrate including gate lines and auxiliary capacitance lines extending along a row, signal lines extending along a column, a semiconductor that intersects the gate line via an insulating layer and confronts the auxiliary capacitance line, a contact electrode for electrically connecting the semiconductor to the pixel electrode, a counter substrate, and a liquid crystal layer sandwiched between the substrates. In the pixels disposed side by side in a direction where the gate line extends, the positions of center of gravity of openings surrounded by the gate lines, the signal lines, the auxiliary capacitance line, and ends of the contact electrode are the same in a direction where the signal line extends.

摘要翻译： 根据一个实施例，一种装置包括阵列基板，其包括沿行延伸的栅极线和辅助电容线，沿着列延伸的信号线，经由绝缘层与栅极线相交并且面对辅助电容线的半导体， 用于将半导体电连接到像素电极的电极，对置基板和夹在基板之间的液晶层。 在栅极线延伸的方向并排设置的像素中，由栅极线，信号线，辅助电容线以及接触电极的端部围绕的开口的重心位置在a 信号线延伸的方向。

公开(公告)号：US08736588B2

公开(公告)日：2014-05-27

申请号：US13220932

申请日：2011-08-30

申请人： Yukio Tanaka ,  Kenji Nakao

发明人： Yukio Tanaka ,  Kenji Nakao

IPC分类号： G06F3/038 ,  G06F3/041

CPC分类号： G09G3/3666 ,  G09G3/3648 ,  G09G2310/0205 ,  G09G2310/0237 ,  G09G2310/0251 ,  G09G2310/062

摘要： In one embodiment, a liquid crystal display device includes first and second areas respectively having a gate line group in an active area, and a dummy gate line group arranged on an outside of the active area. A driving circuit selects the gate lines of the gate line group and the dummy gate lines of the dummy gate line group one by one in the first and second areas. The driving circuit is independently controlled for the first and second areas. The gate lines are scanned from a center portion of the active area to the dummy gate line side in the first and second areas, respectively. An image signal and a non-image signal are written within one-frame period in the first and second areas.

摘要翻译： 在一个实施例中，液晶显示装置包括分别在有源区域中具有栅极线组的第一和第二区域，以及布置在有源区域外部的虚拟栅极线组。 驱动电路在第一和第二区域中逐个选择栅极线组的栅极线和虚拟栅极线组的虚拟栅极线。 对第一和​​第二区域独立地控制驱动电路。 栅极线分别从有源区域的中心部分扫描到第一和第二区域中的虚拟栅极线侧。 图像信号和非图像信号在第一和第二区域的一帧周期内写入。

公开(公告)号：US07639229B2

公开(公告)日：2009-12-29

申请号：US11554845

申请日：2006-10-31

申请人： Yukio Tanaka ,  Kenji Nakao

发明人： Yukio Tanaka ,  Kenji Nakao

IPC分类号： G09G3/36

CPC分类号： G09G3/3648 ,  G09G2300/0491 ,  G09G2310/061 ,  G09G2320/041

摘要： A liquid crystal display apparatus comprises a liquid crystal display panel, a temperature sensor which detects temperature of the liquid crystal display panel, and a controller which controls a voltage applied to the liquid crystal display panel. The controller sets a black-insertion ratio to 0% and changes the voltage applied in white-display mode to a voltage equal to or higher than the critical voltage, or sets a black-insertion ratio to a finite value and changes the voltage applied in the white-display mode to a voltage lower than the critical voltage, in accordance with the temperature detected by the temperature sensor.

摘要翻译： 液晶显示装置包括液晶显示面板，检测液晶显示面板的温度的温度传感器和控制施加到液晶显示面板的电压的控制器。 控制器将黑插入比设置为0％，并将白显示模式中施加的电压更改为等于或高于临界电压的电压，或将黑插入比设置为有限值，并将施加的电压 白色显示模式的电压低于临界电压，根据温度传感器检测到的温度。

公开(公告)号：US20080291152A1

公开(公告)日：2008-11-27

申请号：US12123053

申请日：2008-05-19

申请人： Kenji NAKAO ,  Yukio Tanaka ,  Shigesumi Araki ,  Kazuhiro Nishiyama

发明人： Kenji NAKAO ,  Yukio Tanaka ,  Shigesumi Araki ,  Kazuhiro Nishiyama

IPC分类号： G02F1/13357 ,  G09G3/36

CPC分类号： G09G3/003 ,  G02F1/133615 ,  G02F1/1395 ,  G02F2001/133626 ,  G09G3/3406 ,  G09G3/3648 ,  G09G2320/0219 ,  G09G2320/068 ,  H04N13/32 ,  H04N13/359 ,  H04N13/398 ,  H04N2013/403

摘要： A liquid crystal display apparatus includes a display panel in which liquid crystal pixels, which are composed with use of an OCB mode liquid crystal, are arranged in a matrix, first and second backlights which illuminate the display panel, and driving control means for controlling the display panel, wherein light from the first backlight is emitted with an inclination of a predetermined angle in a first direction to a plane which is perpendicular to a display surface of the display panel and extends along an alignment direction of liquid crystal molecules, and light from the second backlight is emitted with an inclination of the predetermined angle to the plane, the first direction and the second direction being symmetric to each other with regard to the plane.

摘要翻译： 液晶显示装置包括显示面板，其中使用OCB模式液晶构成的液晶像素以矩阵形式排列，照亮显示面板的第一和第二背光灯以及用于控制显示面板的驱动控制装置 显示面板，其中来自第一背光源的光以第一方向以预定角度的倾斜发射到垂直于显示面板的显示表面的平面并沿着液晶分子的取向方向延伸，以及来自 第二背光源以与该平面成预定角度的倾斜度发射，第一方向和第二方向相对于该平面彼此对称。