公开(公告)号：US20110122114A1

公开(公告)日：2011-05-26

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： G09G5/00 ,  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：US20080074568A1

公开(公告)日：2008-03-27

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： G02F1/141

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：US20130114015A1

公开(公告)日：2013-05-09

申请号：US13668642

申请日：2012-11-05

申请人： Yukio Tanaka ,  Daiichi Suzuki ,  Kenji Nakao

发明人： Yukio Tanaka ,  Daiichi Suzuki ,  Kenji Nakao

IPC分类号： G02F1/1368

CPC分类号： G09G3/3614 ,  G09G3/36 ,  G09G3/3648 ,  G09G3/3655 ,  G09G3/3677 ,  G09G3/3688 ,  G09G3/3696 ,  G09G2300/0823 ,  G09G2310/0202 ,  G09G2310/0243 ,  G09G2310/0254 ,  G09G2310/0256

摘要： According to one embodiment, a display device includes an array substrate including pixel electrodes arranged in a matrix, gate lines and auxiliary capacitance lines extending a first direction, signal lines extending a second direction, and a driving circuit configured to drive the gate lines, the signal lines, and the auxiliary capacitance lines, a counter substrate arranged opposite the array substrate, a liquid crystal layer held between the substrates, and a controller configured to control the driving circuit in such a manner that a polarity of a signal supplied to each of the signal lines varies in units of horizontal periods during a frame period when the polarity control signal for the first scan is identical to the polarity control signal for the second scan.

摘要翻译： 根据一个实施例，显示装置包括阵列基板，其包括排列成矩阵的像素电极，沿第一方向延伸的栅极线和辅助电容线，延伸第二方向的信号线和被配置为驱动栅极线的驱动电路， 信号线和辅助电容线，与阵列基板相对配置的对置基板，保持在基板之间的液晶层，以及控制器，被配置为以提供给每个的基板的信号的极性来控制驱动电路 当第一扫描的极性控制信号与用于第二次扫描的极性控制信号相同时，在帧周期期间，信号线以水平周期为单位变化。

公开(公告)号：US07894007B2

公开(公告)日：2011-02-22

申请号：US12114208

申请日：2008-05-02

申请人： Tetsuo Fukami ,  Yukio Tanaka ,  Masaki Miyatake ,  Hiroshi Azuma ,  Kenji Nakao

发明人： Tetsuo Fukami ,  Yukio Tanaka ,  Masaki Miyatake ,  Hiroshi Azuma ,  Kenji Nakao

IPC分类号： G09G3/36 ,  G02F1/141

CPC分类号： G02F1/1395 ,  G02F2001/133388 ,  G09G3/3648 ,  G09G3/3688 ,  G09G2300/0491 ,  G09G2310/0232 ,  G09G2310/06 ,  G09G2320/0233

摘要： A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.

摘要翻译： 液晶显示装置包括具有由多个显示像素组成的显示部分的液晶显示面板，驱动显示像素的驱动单元和控制驱动单元的控制单元。 第一基板包括与多个显示像素相关联地设置的像素电极。 第二基板包括与多个像素电极相对的对置电极。 一对取向膜设置在多个像素电极和对置电极上，通过摩擦处理来控制包含在液晶层中的液晶分子的取向状态。 虚拟显示像素沿摩擦方向设置在显示部的终端侧。 驱动单元包括用于向虚拟显示像素循环地施加反向转变防止信号的电路。

公开(公告)号：US20060092111A1

公开(公告)日：2006-05-04

申请号：US11254683

申请日：2005-10-21

申请人： Kenji Nakao ,  Seiji Kawaguchi ,  Yukio Tanaka

发明人： Kenji Nakao ,  Seiji Kawaguchi ,  Yukio Tanaka

IPC分类号： G09G3/36

CPC分类号： G09G3/3688 ,  G09G3/3655 ,  G09G2300/0491 ,  G09G2320/0276

摘要： A liquid crystal display device comprises a display panel including a pair of electrode substrates and a liquid crystal layer that is held between the electrode substrates and contains a liquid crystal material whose molecules are transferred in advance from a splay alignment to a bend alignment, and a display panel control circuit that controls transmittance of the display panel by a liquid crystal driving voltage. In particular, the display panel has a voltage-transmittance characteristic that a minimum value and maximum value of the transmittance are obtained in a state where the liquid crystal driving voltage exceeds a transfer threshold level at which an energy of the splay alignment is balanced with an energy of the bend alignment, and the display panel control circuit is configured to vary the liquid crystal driving voltage in a range corresponding to the minimum and maximum values of transmittance.

摘要翻译： 液晶显示装置包括显示面板，其包括一对电极基板和液晶层，该液晶层保持在电极基板之间并且包含其分子预先从喷射取向转移到弯曲取向的液晶材料，并且 显示面板控制电路，其通过液晶驱动电压来控制显示面板的透射率。 特别地，显示面板具有在液晶驱动电压超过喷射取向的能量平衡的转印阈值水平的状态下获得透射率的最小值和最大值的电压透过率特性， 弯曲取向的能量和显示面板控制电路被配置为在与透射率的最小值和最大值对应的范围内改变液晶驱动电压。

公开(公告)号：US08976100B2

公开(公告)日：2015-03-10

申请号：US13692234

申请日：2012-12-03

申请人： Yukio Tanaka ,  Daiichi Suzuki ,  Kenji Nakao

发明人： Yukio Tanaka ,  Daiichi Suzuki ,  Kenji Nakao

IPC分类号： G09G3/36 ,  G02F1/1333

CPC分类号： G09G3/3696 ,  G02F1/1333 ,  G02F1/136213 ,  G02F1/1368 ,  G02F1/1395 ,  G09G3/3614 ,  G09G3/3648 ,  G09G3/3655 ,  G09G2310/06

摘要： According to one embodiment, a display includes pixel electrodes arranged in a matrix, gate lines extending along rows, signal lines extending along columns, storage capacitance lines extending along the rows to superpose a voltage on the pixel electrodes, a counterelectrode opposed to the pixel electrodes, a driver to drive the gate lines, the signal lines, and the storage capacitance lines, and a controller to control the driver. The controller sequentially drives the gate lines to write from the signal lines to the pixel electrodes and, after the write to the pixel electrodes, changes a potential of each of the storage capacitance lines to cause alignment of the liquid crystal layer to make a transition from splay alignment to bend alignment.

摘要翻译： 根据一个实施例，显示器包括排列成矩阵的像素电极，沿行延伸的栅极线，沿着列延伸的信号线，沿着行延伸的存储电容线，以在像素电极上叠加电压;与像素电极相对的反电极 用于驱动栅极线，信号线和存储电容线的驱动器，以及用于控制驱动器的控制器。 控制器顺序地驱动栅极线从信号线写入像素电极，并且在写入像素电极之后，改变每个保持电容线的电位，使液晶层的取向从 喷射对准以弯曲对准。

公开(公告)号：US08411013B2

公开(公告)日：2013-04-02

申请号：US12166790

申请日：2008-07-02

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 ,  G09G2300/0491 ,  G09G2310/024 ,  G09G2310/061 ,  G09G2310/08 ,  G09G2320/0209 ,  G09G2320/041

摘要： A display device includes a circuit which is configured to execute such control that write of a non-video signal in pixels is executed in the first period, write of a video signal in the pixels is executed in the second period which partly overlaps the first period, write of the video signal, in the pixels is executed in the third period which partly overlaps the second period, the write of the non-video signal and the write of the video signal are alternately executed in units of one horizontal cycle or horizontal cycles in a period in which the first period overlaps the second period, and the write of the video signal corresponding to the second period and the third period are alternately executed in units of one horizontal cycle or horizontal cycles in a period in which the second period overlaps the third period.

摘要翻译： 显示装置包括：电路，被配置为执行这样的控制，即，在第一周期中执行以像素为单位的非视频信号的写入，在与第一周期部分重叠的第二周期中执行像素中的视频信号的写入 在与第二周期部分重叠的第三周期中执行像素中的视频信号的写入，非视频信号的写入和视频信号的写入以一个水平周期或水平周期为单位交替执行 在第一周期与第二周期重叠的时段中，并且对应于第二周期和第三周期的视频信号的写入在第二周期重叠的周期中以一个水平周期或水平周期为单位交替执行 第三期。

公开(公告)号：US20080278647A1

公开(公告)日：2008-11-13

申请号：US12113401

申请日：2008-05-01

申请人： Tetsuo FUKAMI ,  Yukio Tanaka ,  Kenji Nakao

发明人： Tetsuo FUKAMI ,  Yukio Tanaka ,  Kenji Nakao

IPC分类号： G02F1/133

CPC分类号： G02F1/1395 ,  G09G3/3655 ,  G09G2300/0491 ,  G09G2300/0876 ,  G09G2310/06

摘要： A liquid crystal display device includes substrates which are opposed to each other, a liquid crystal layer which includes an OCB mode liquid crystal and is held between the substrates, a display section which is composed of display pixels that are arrayed in a matrix, and a driving unit which cyclically charges a reverse transition prevention signal and a video signal in each of the display pixels. The driving unit includes circuits for varying a liquid crystal voltage which is retained in the display pixel after the charging of the reverse transition prevention signal, and a liquid crystal voltage which is retained in the display pixel after the charging of the video signal, thereby making a variation amount of the liquid crystal voltage after the charging of the reverse transition prevention signal greater than a variation amount of the liquid crystal voltage after the charging of the video signal.

摘要翻译： 液晶显示装置包括彼此相对的基板，包括OCB模式液晶并保持在基板之间的液晶层，由阵列排列的显示像素组成的显示部分和 驱动单元，其对每个显示像素中的反向转变防止信号和视频信号进行循环充电。 驱动单元包括用于改变在反向转变防止信号的充电之后保留在显示像素中的液晶电压的电路和在对视频信号进行充电之后保留在显示像素中的液晶电压，从而使 在反向转变防止信号的充电之后的液晶电压的变化量大于在视频信号的充电之后的液晶电压的变化量。

公开(公告)号：US20080278644A1

公开(公告)日：2008-11-13

申请号：US12114208

申请日：2008-05-02

申请人： Tetsuo Fukami ,  Yukio Tanaka ,  Masaki Miyatake ,  Hiroshi Azuma ,  Kenji Nakao

发明人： Tetsuo Fukami ,  Yukio Tanaka ,  Masaki Miyatake ,  Hiroshi Azuma ,  Kenji Nakao

IPC分类号： G09G3/36 ,  G02F1/133 ,  G02F1/1337

CPC分类号： G02F1/1395 ,  G02F2001/133388 ,  G09G3/3648 ,  G09G3/3688 ,  G09G2300/0491 ,  G09G2310/0232 ,  G09G2310/06 ,  G09G2320/0233

摘要： A liquid crystal display device includes a liquid crystal display panel having a display section which is composed of a plurality of display pixels, a driving unit which drives the display pixels, and a control unit which controls the driving unit. A first substrate includes pixel electrodes which are disposed in association with the plurality of display pixels. A second substrate includes a counter-electrode which is opposed to the plurality of pixel electrodes. A pair of alignment films are disposed on the plurality of pixel electrodes and the counter-electrode, and control an alignment state of liquid crystal molecules, which are included in the liquid crystal layer, by rubbing treatment. Dummy display pixels are disposed on a terminal end side of the display section in a rubbing direction. A driving unit includes circuit for cyclically applying a reverse transition prevention signal to the dummy display pixels.

摘要翻译： 液晶显示装置包括具有由多个显示像素组成的显示部分的液晶显示面板，驱动显示像素的驱动单元和控制驱动单元的控制单元。 第一基板包括与多个显示像素相关联地设置的像素电极。 第二基板包括与多个像素电极相对的对置电极。 一对取向膜设置在多个像素电极和对置电极上，通过摩擦处理来控制包含在液晶层中的液晶分子的取向状态。 虚拟显示像素沿摩擦方向设置在显示部的终端侧。 驱动单元包括用于向虚拟显示像素循环地施加反向转变防止信号的电路。

公开(公告)号：US09286842B2

公开(公告)日：2016-03-15

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 ,  G09G3/34

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。