公开(公告)号：US08786644B2

公开(公告)日：2014-07-22

申请号：US13422308

申请日：2012-03-16

申请人： Kota Muto ,  Yusuke Yamada

发明人： Kota Muto ,  Yusuke Yamada

IPC分类号： G09G5/10 ,  G09G3/34

CPC分类号： G09B5/02 ,  G09B5/062 ,  G09G3/2044 ,  G09G3/344

摘要： A control device includes output means for outputting a signal for controlling an electro-optical device having a plurality of pixels which are provided so as to correspond to intersections of a plurality of scanning lines and a plurality of data lines, to the electro-optical device, and control means for controlling the output means to output a signal for applying a voltage corresponding to data stored in a memory to the plurality of data lines, whereby an image which is written by the signal when a first condition is satisfied has a higher spatial frequency of grayscale variations in an extending direction of the data lines than that of an image which is written by the signal when a second condition is satisfied.

摘要翻译： 控制装置包括输出装置，用于输出用于控制具有多个像素的电光装置的信号，所述多个像素被设置为对应于多条扫描线和多条数据线的交叉点到电光装置 以及控制装置，用于控制输出装置输出用于将对应于存储在存储器中的数据的电压施加到多个数据线的信号，由此当满足第一条件时由信号写入的图像具有较高的空间 数据线的延伸方向上的灰度变化的频率比满足第二条件时由信号写入的图像的灰度变化的频率。

公开(公告)号：US20120194570A1

公开(公告)日：2012-08-02

申请号：US13352084

申请日：2012-01-17

申请人： Kota Muto ,  Yusuke Yamada

发明人： Kota Muto ,  Yusuke Yamada

IPC分类号： G09G5/10

CPC分类号： G09G3/344 ,  G09G2310/04 ,  G09G2320/0247 ,  G09G2320/0257 ,  G09G2330/021

摘要： A control device for a display unit that includes pixels each having display elements is disclosed. The control device comprising a control unit counting sections where pixels with different gradations are placed next to each other in a predetermined region among an image to be displayed on the display unit. The control unit outputs an instruction to execute a refresh drive in the predetermined region when an integrated value of the sections exceeds a predetermined value.

摘要翻译： 公开了一种用于显示单元的控制装置，其包括各自具有显示元件的像素。 所述控制装置包括：控制单元，对要显示在所述显示单元上的图像中的预定区域中彼此相邻放置的具有不同灰度的像素进行计数。 当所述部分的积分值超过预定值时，所述控制单元输出在所述预定区域中执行刷新驱动的指令。

公开(公告)号：US20120242715A1

公开(公告)日：2012-09-27

申请号：US13422308

申请日：2012-03-16

申请人： Kota Muto ,  Yusuke Yamada

发明人： Kota Muto ,  Yusuke Yamada

IPC分类号： G09G5/10 ,  G09G3/34

CPC分类号： G09B5/02 ,  G09B5/062 ,  G09G3/2044 ,  G09G3/344

摘要： A control device includes output means for outputting a signal for controlling an electro-optical device having a plurality of pixels which are provided so as to correspond to intersections of a plurality of scanning lines and a plurality of data lines, to the electro-optical device, and control means for controlling the output means to output a signal for applying a voltage corresponding to data stored in a memory to the plurality of data lines, whereby an image which is written by the signal when a first condition is satisfied has a higher spatial frequency of grayscale variations in an extending direction of the data lines than that of an image which is written by the signal when a second condition is satisfied.

摘要翻译： 控制装置包括输出装置，用于输出用于控制具有多个像素的电光装置的信号，所述多个像素被设置为对应于多条扫描线和多条数据线的交叉点到电光装置 以及控制装置，用于控制输出装置输出用于将对应于存储在存储器中的数据的电压施加到多个数据线的信号，由此当满足第一条件时由信号写入的图像具有较高的空间 数据线的延伸方向上的灰度变化的频率比满足第二条件时由信号写入的图像的灰度变化的频率。

公开(公告)号：US09990891B2

公开(公告)日：2018-06-05

申请号：US13214167

申请日：2011-08-20

申请人： Yusuke Yamada ,  Kota Muto

发明人： Yusuke Yamada ,  Kota Muto

IPC分类号： G09G3/36 ,  G09G3/34

CPC分类号： G09G3/344 ,  G09G2310/04 ,  G09G2320/0252 ,  G09G2320/0257

摘要： A control device that controls the driving of a display device which changes display states by a writing operation of applying a driving voltage several times, wherein the control device includes a determining portion that determines whether or not the writing operation is performed for each pixel; and a control portion that starts the writing operation in the pixel in which the writing operation is determined to be performed by the determining portion, the writing operation including applying, wherein, in a case where a previous writing operation is not performed on the pixel in which the writing operation is determined to be performed by the determining portion, the control portion starts the writing operation, and in a case where the previous writing operation is performed on the pixel, the control portion starts the next writing operation after the previous writing operation is finished.

公开(公告)号：US09280939B2

公开(公告)日：2016-03-08

申请号：US13443364

申请日：2012-04-10

申请人： Kota Muto ,  Yusuke Yamada ,  Toshimichi Yamada ,  Hiroaki Kanamori

发明人： Kota Muto ,  Yusuke Yamada ,  Toshimichi Yamada ,  Hiroaki Kanamori

IPC分类号： G09G3/34

CPC分类号： G09G3/344 ,  G09G2310/02 ,  G09G2310/06

摘要： A method of controlling an electro-optical device includes, during image rewriting, executing a first control operation to supply a potential different from a potential on a counter electrode to a pixel electrode of a first pixel in a plurality of frame periods, executing a second control operation to supply the same potential as the potential on the counter electrode to a pixel electrode of a second pixel, which is adjacent to the first pixel and in which a gradation to be displayed during image rewriting is not changed, in at least some frame periods of a plurality of frame periods, and executing a third control operation to supply a potential different from the potential on the counter electrode to the pixel electrode of the second pixel in a frame period after the potential has been supplied in at least one frame period during the first control operation.

摘要翻译： 一种控制电光装置的方法包括：在图像重写期间，执行第一控制操作以将与电极不同的电位提供给多个帧周期中的第一像素的像素电极，执行第二控制 控制操作，以提供与第一像素相邻的与第一像素相邻的第二像素的像素电位相同的电位，并且其中在图像重写期间要显示的灰度不被改变，至少在一些帧中 并且在至少一个帧周期中提供在电位被提供之后的帧周期中，执行第三控制操作以将与对置电极上的电位不同的电位提供给第二像素的像素电极 在第一控制操作期间。

公开(公告)号：US08587503B2

公开(公告)日：2013-11-19

申请号：US13037421

申请日：2011-03-01

申请人： Kota Muto ,  Masato Nishizawa

发明人： Kota Muto ,  Masato Nishizawa

IPC分类号： G09G3/36

CPC分类号： G09G3/344 ,  G09G2300/08 ,  G09G2310/061 ,  G09G2320/0257 ,  G09G2340/16

摘要： An electro-optical device includes a display unit that includes a plurality of arranged pixels and a control unit that drives the display unit. When a part or the entirety of the display unit is displayed in a single gradation, the control unit performs a first elimination operation of selectively driving a first pixel group including the pixels displayed in gradations other than a first gradation to change the pixels included in the first pixel group to the first gradation, and a second elimination operation of selectively driving a second pixel group including the pixels positioned on the outline of an area formed of the first pixel group and the plurality of pixels provided adjacent to the area formed of the first pixel group and surrounding the area to change the pixels included in the second pixel group to the first gradation.

摘要翻译： 电光装置包括具有多个排列像素的显示单元和驱动显示单元的控制单元。 当显示单元的一部分或全部以单个灰度显示时，控制单元执行选择性地驱动包括以除了第一灰度之外的灰度显示的像素的第一像素组的第一删除操作，以改变包括在 以及第二删除操作，其选择性地驱动包括位于由第一像素组形成的区域的轮廓上的像素的第二像素组以及与由第一像素组形成的区域相邻设置的多个像素 像素组并且围绕该区域将包括在第二像素组中的像素改变为第一灰度。

公开(公告)号：US08878770B2

公开(公告)日：2014-11-04

申请号：US13461239

申请日：2012-05-01

申请人： Atsushi Miyazaki ,  Kota Muto

发明人： Atsushi Miyazaki ,  Kota Muto

IPC分类号： G09G3/34

CPC分类号： G09G3/344 ,  G09G2300/08 ,  G09G2310/04 ,  G09G2320/103

摘要： A control method of an electro-optical device includes: performing a first supply process for supplying an electric potential corresponding to the changed gray level to a pixel electrode of a first pixel; performing a second supply process for supplying the same electric potential as an electric potential of a counter electrode to a pixel electrode of a second pixel; extracting a contour image from a difference between an image before the image rewriting and an image after the image rewriting; determining whether or not the first supply process is being performed, in units of a pixel, for contour display pixels that display the contour image; and performing a contour elimination process for supplying an electric potential for eliminating the contour image to the pixel electrode of a pixel, for which it is determined that the first supply process is not being performed, among the contour display pixels.

摘要翻译： 电光装置的控制方法包括：向第一像素的像素电极执行用于将与改变的灰度对应的电位提供的第一供给处理; 执行向第二像素的像素电极提供与电极相同的电位的第二供给处理; 从图像重写前的图像与图像重写后的图像之间的差异提取轮廓图像; 针对显示轮廓图像的轮廓显示像素，确定是否以像素为单位执行第一供给处理; 并且在轮廓显示像素中执行用于将除去轮廓图像的电位提供给像素的像素电极的轮廓消除处理，其中确定没有进行第一供给处理。

公开(公告)号：US07834839B2

公开(公告)日：2010-11-16

申请号：US11695172

申请日：2007-04-02

申请人： Kota Muto ,  Munenori Sawada

发明人： Kota Muto ,  Munenori Sawada

IPC分类号： G09G3/36

CPC分类号： G09G3/3611 ,  G09G3/2014 ,  G09G2300/0486 ,  G09G2320/041 ,  G09G2320/0673

摘要： An image display device for displaying an image on a display panel is provided. The image display device includes a temperature variation rate detecting unit that detects a temperature variation rate of the display panel; a driving condition setting unit that sets driving conditions so as to display the image on the display panel in accordance with an image data of the image; a driving condition changing unit that changes the set driving conditions in accordance with the detected temperature variation rate; and a display panel driving unit that displays the image on the display panel by driving the display panel with the driving conditions changed by the driving condition changing unit.

摘要翻译： 提供一种用于在显示面板上显示图像的图像显示装置。 图像显示装置包括温度变化率检测单元，其检测显示面板的温度变化率; 驱动条件设置单元，其根据图像的图像数据设置驱动条件以便在显示面板上显示图像; 驱动条件改变单元，其根据检测到的温度变化率改变设定的驾驶条件; 以及显示面板驱动单元，其通过由驱动条件改变单元改变的驾驶条件来驱动显示面板来在显示面板上显示图像。

公开(公告)号：US20080284712A1

公开(公告)日：2008-11-20

申请号：US11890198

申请日：2007-08-03

申请人： Kota Muto ,  Munenori Sawada

发明人： Kota Muto ,  Munenori Sawada

IPC分类号： G09G3/36

CPC分类号： G09G3/3651 ,  G09G2310/06 ,  G09G2320/041

摘要： A display driver for driving a display element includes an electro-optical layer to which a drive voltage is applied, the drive voltage being a voltage corresponding to a scanning voltage and a data voltage, the scanning voltage being a voltage applied to a scanning electrode, the data voltage being a voltage applied to a data electrode. The display driver includes: a display driver circuit configured to apply the drive voltage to the electro-optical layer, the drive voltage corresponding to one of at least two operation modes including a first drive mode and a second drive mode, the first drive mode having a first temperature range for representing two tones, the second drive mode having a second temperature range for representing two tones, the first temperature range and the second temperature range being different from each other; an input interface configured to input temperature information, the temperature information being information relating to temperature of the display element; and an operation mode determining unit configured to determine operation mode of the display driver circuit on the basis of the temperature information.

摘要翻译： 用于驱动显示元件的显示驱动器包括施加驱动电压的电光层，驱动电压是与扫描电压对应的电压和数据电压，扫描电压是施加到扫描电极的电压， 数据电压是施加到数据电极的电压。 显示驱动器包括：显示驱动电路，被配置为将驱动电压施加到电光层，所述驱动电压对应于包括第一驱动模式和第二驱动模式的至少两个操作模式中的一个，所述第一驱动模式具有 用于表示两个音调的第一温度范围，所述第二驱动模式具有用于表示两个音调的第二温度范围，所述第一温度范围和所述第二温度范围彼此不同; 输入接口，被配置为输入温度信息，所述温度信息是与所述显示元件的温度有关的信息; 以及操作模式确定单元，其被配置为基于所述温度信息来确定所述显示驱动器电路的操作模式。

公开(公告)号：US08878880B2

公开(公告)日：2014-11-04

申请号：US13081594

申请日：2011-04-07

申请人： Tetsuaki Otsuki ,  Kota Muto

发明人： Tetsuaki Otsuki ,  Kota Muto

IPC分类号： G09G5/10 ,  G09G3/34 ,  G02F1/167 ,  G06T13/40 ,  G06T13/00 ,  G06T1/60

CPC分类号： G09G3/344 ,  G09G2300/0857 ,  G09G2320/0285

摘要： A method of driving an electrophoretic display device includes changing the gradation level of image data on the basis of correction data corresponding to the gradation level, converting image data with the changed gradation level to a dithering pattern, in which the first color and the second color are combined, corresponding to the changed gradation level for each predetermined region of image data, and driving the electrophoretic particles of the first color and the electrophoretic particles of the second color on the basis of image data converted to the dithering pattern for the plurality of pixels in the display section.

摘要翻译： 驱动电泳显示装置的方法包括：根据与灰度级对应的校正数据，改变图像数据的灰度级，将具有改变的灰度级的图像数据转换为抖动图案，其中第一颜色和第二颜色 对应于图像数据的每个预定区域的改变的灰度级，并且基于转换为多个像素的抖动图案的图像数据驱动第一颜色的电泳粒子和第二颜色的电泳粒子 在显示部分。