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公开(公告)号：US09606667B2
公开(公告)日：2017-03-28
申请号：US14702279
申请日：2015-05-01
Applicant: JAPAN DISPLAY, INC.
Inventor： Kouji Noguchi , Tsutomu Harada , Yoshitoshi Kida , Takayuki Nakanishi , Koji Ishizaki , Takeya Takeuchi
IPC: G06F3/044 , G06F3/041 , G09G3/36 , G02F1/1333
CPC classification number: G06F3/0416 , G02F1/13338 , G06F3/0412 , G06F3/044 , G09G3/3614 , G09G3/3696 , G09G2310/06
Abstract: A capacitance-type touch panel, allowing disturbance noise and touch detection time to be reduced and having a simple configuration, is provided. The capacitance-type touch panel including: a plurality of drive electrodes each having a strip shape; a drive control circuit performing control such that a drive signal for touch detection is selectively applied to the drive electrodes; a plurality of touch detection electrodes arranged to intersect with the drive electrodes in such a manner that capacitance is formed in each intersecting part, and each outputting a detection signal in synchronization with the drive signal; and a detection circuit detecting an external proximity object based on the detection signal. The drive control circuit controls application of the drive signal in such a manner that the detection signal is a polarity-alternating signal including a positive-negative asymmetrical signal component which is due to presence of the external proximity object.
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92.发明授权Display apparatus and touch detection apparatus using shift of detection operation for reduced detection time 有权使用移动检测操作的显示装置和触摸检测装置，以减少检测时间公开(公告)号：US09501196B2
公开(公告)日：2016-11-22
申请号：US15068614
申请日：2016-03-13
Applicant: JAPAN DISPLAY, INC.
Inventor： Takeya Takeuchi , Koji Noguchi , Koji Ishizaki , Yasuyuki Teranishi , Takayuki Nakanishi
CPC classification number: G06F3/0416 , G02F1/13338 , G02F2201/123 , G06F3/0412 , G06F3/044 , G06F2203/04101 , G09G3/3614 , G09G3/3655 , G09G3/3677 , G09G2300/0434
Abstract: A display apparatus includes: a display face; a display function layer adapted to vary display on the display face in response to an inputted image signal; a plurality of driving electrodes disposed separately in one direction; a detection scanning control section configured to apply a detection driving voltage to some of the plural driving electrodes and carry out detection driving scanning while shifting an application object of the detection driving voltage in the one direction on the display face and then control the detection driving scanning such that jump shift of carrying out shift with a pitch of twice or more times a driving electrode pitch is included; and a plurality of sensor lines disposed separately in a direction different from the one direction and responding to touch or proximity of a detection object with or to the display face to exhibit an electric variation.
Abstract translation: 一种显示装置，包括：显示面; 显示功能层，其适于响应于输入的图像信号而改变显示面上的显示; 沿一个方向分开设置的多个驱动电极; 检测用扫描控制部，被配置为对所述多个驱动电极中的一些驱动电极施加检测驱动电压，并在所述显示面上沿一个方向移动所述检测用驱动电压的应用对象，进行检测驱动扫描，然后控制所述检测驱动扫描 包括以驱动电极间距的两倍或更多倍的间距进行移位的跳跃移位; 以及多个传感器线，其沿与该一个方向不同的方向分开设置，并且响应于检测对象与显示面的接触或接近而呈现出电变化。
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公开(公告)号：US20160203772A1
公开(公告)日：2016-07-14
申请号：US14982465
申请日：2015-12-29
Applicant: Japan Display Inc.
Inventor： Takayuki Nakanishi , Tatsuya Yata
CPC classification number: G09G3/3413 , G09G3/2003 , G09G3/3225 , G09G3/3607 , G09G3/3648 , G09G2300/0426 , G09G2300/0452 , G09G2320/0233 , G09G2320/0271 , G09G2320/0276 , G09G2320/0633 , G09G2320/0666 , G09G2320/0673 , G09G2340/06 , G09G2360/16
Abstract: A display device includes: an image display panel including a plurality of pixels each including a first sub-pixel, a second sub-pixel, and a third sub-pixel that display a first color to a third color; and a signal processing unit. The signal processing unit stores an expanded color space, acquires an expansion coefficient for expanding a color displayed by the image display panel to a color that can be extended in the expanded color space, obtains output signals of the first sub-pixel to the third sub-pixel based on at least input signals of the first sub-pixel to the third sub-pixel and the expansion coefficient, and outputs the output signals to the first sub-pixel to the third sub-pixel. The expanded color space is a color space that can extend a color the brightness of which is higher than brightness in a standard color space.
Abstract translation: 显示装置包括：包括多个像素的图像显示面板，每个像素包括将第一颜色显示为第三颜色的第一子像素，第二子像素和第三子像素; 和信号处理单元。 信号处理单元存储扩展颜色空间，获取用于将由图像显示面板显示的颜色展开的扩展系数获取为在扩展颜色空间中可以扩展的颜色，获得第一子像素的输出信号到第三子像素 基于至少第一子像素到第三子像素的输入信号和展开系数的像素，并将输出信号输出到第三子像素到第一子像素。 扩展的颜色空间是可以在标准颜色空间中扩展其亮度高于亮度的颜色的颜色空间。
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公开(公告)号：US20160027405A1
公开(公告)日：2016-01-28
申请号：US14805695
申请日：2015-07-22
Applicant: Japan Display Inc.
Inventor： Takayuki Nakanishi , Tatsuya Yata
CPC classification number: G09G5/02 , G09G3/2003 , G09G3/2074 , G09G3/3225 , G09G5/04 , G09G2300/0452 , G09G2310/0232 , G09G2340/0457 , G09G2340/06
Abstract: An image display device comprises an image display unit including first pixels and second pixels arranged in a staggered manner, the first pixels including sub-pixels arranged in a matrix in a first color gamut and second pixels including sub-pixels arranged in a matrix in a second color gamut different from the first color gamut; and a processing unit that determines an output of the sub-pixels corresponding to an input image signal. When sub-pixels including same color component are continuously lit in a straight line and there is a difference between outputs from adjacent sub-pixels including the same color component, the processing unit determines the output of the sub-pixels in the first pixel based on the first component after an adjustment component is eliminated, and determines the output of the sub-pixels included in the second pixel based on the second component and the adjustment component.
Abstract translation: 图像显示装置包括：图像显示单元，包括以交错方式布置的第一像素和第二像素，第一像素包括以第一色域排列的矩阵的子像素，以及包括以矩阵排列的子像素的第二像素 第二色域不同于第一色域; 以及处理单元，其确定与输入图像信号相对应的子像素的输出。 当包括相同颜色分量的子像素在直线上连续点亮并且在包括相同颜色分量的相邻子像素的输出之间存在差异时，处理单元基于以下方式确定第一像素中的子像素的输出 消除调整分量之后的第一分量，并且基于第二分量和调整分量确定包括在第二像素中的子像素的输出。
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公开(公告)号：US20160027366A1
公开(公告)日：2016-01-28
申请号：US14805699
申请日：2015-07-22
Applicant: Japan Display Inc.
Inventor： Takayuki Nakanishi , Tatsuya Yata
IPC: G09G3/20
CPC classification number: G09G3/2003 , G09G5/02 , G09G2300/0452 , G09G2300/0465 , G09G2320/0242 , G09G2320/062 , G09G2320/0666 , G09G2320/103 , G09G2340/06 , G09G2360/16
Abstract: An image display device includes an image display unit including first pixels including sub-pixels of three or more colors in a first color gamut, and second pixels including sub-pixels of three or more colors in a second color gamut different from the first color gamut; a processing unit that determines an output of the sub-pixels of the first pixel based on a combined component of a first component and an out-of-color gamut component, and determines an output of the sub-pixels of the second pixel based on a third component by eliminating the out-of-color gamut component from a second component; and a determination unit that determines whether the input image signal corresponds to an edge of an image. When the input image signal corresponds to the edge of the image, the processing unit causes the out-of-color gamut component not to be reflected in an output of the first pixel.
Abstract translation: 图像显示装置包括图像显示单元，该图像显示单元包括包括第一色域中的三种或更多种颜色的子像素的第一像素，以及包括与第一色域不同的第二色域中的三种或更多种颜色的子像素的第二像素 ; 处理单元，其基于第一分量和离散色域分量的组合分量来确定第一像素的子像素的输出，并且基于第二像素的子像素的输出，基于 第三分量，通过从第二分量消除所述色域外分量; 以及确定单元，其确定输入图像信号是否对应于图像的边缘。 当输入图像信号对应于图像的边缘时，处理单元使得不在第一像素的输出中反映出色域分量。
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Patent Agency Ranking
公开(公告)号：US20150286337A1
公开(公告)日：2015-10-08
申请号：US14741620
申请日：2015-06-17
Applicant: Japan Display Inc.
Inventor： Koji Ishizaki , Kouji Noguchi , Takayuki Nakanishi , Yasuyuki Teranishi , Takeya Takeuchi
CPC classification number: G06F3/0416 , G06F3/0412 , G06F3/044 , G06F3/045 , G06F2203/04101 , G06F2203/04112 , G06K9/0051 , G09G3/36 , G09G3/3607 , G09G3/3614 , G09G3/3655 , G09G3/3659 , G09G3/3696 , G09G2310/0248 , G09G2310/0251 , G09G2310/0262 , G09G2320/0204 , G09G2320/0209 , G09G2320/0219 , G09G2320/029
Abstract: A display device includes: a display functional layer that can change display for each pixel in accordance with an application voltage; a plurality of driving electrodes separately disposed in one direction; a plurality of pixel signal lines to which pixel signals used for applying the application voltage to the display functional layer in accordance with an electric potential difference from the display reference electric potential are applied; a plurality of detection electrodes that are separately disposed in a direction other than the one direction, are coupled with the driving electrodes as electrostatic capacitance, generate detection electric potentials in response to the detection driving signal, and change the detection electric potential in accordance with approach of a detection target object; and a pixel signal control unit that controls the pixel signals so as to include pixel signals having different polarities during the display period.
Abstract translation: 显示装置包括：可根据应用电压改变每个像素的显示的显示功能层; 分别设置在一个方向上的多个驱动电极; 施加用于根据与显示基准电位的电位差将施加电压施加到显示功能层的像素信号的多个像素信号线; 在除了一个方向以外的方向上分开设置的多个检测电极与驱动电极耦合作为静电电容，根据检测驱动信号产生检测电位，并根据接近方式改变检测电位 的检测对象; 以及像素信号控制单元，其在显示周期期间控制像素信号以包括具有不同极性的像素信号。
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公开(公告)号：US20150109325A1
公开(公告)日：2015-04-23
申请号：US14518672
申请日：2014-10-20
Applicant: Japan Display Inc.
Inventor： Tatsuya Yata , Takayuki Nakanishi
CPC classification number: G09G3/3233 , G09G5/02 , G09G2300/0452 , G09G2320/04 , G09G2340/0457 , G09G2340/06 , H04N5/57 , H04N9/73
Abstract: The display device includes an image display unit including a plurality of pixels each including first to third sub-pixels and a fourth sub-pixel for displaying an additional color component according to an amount of lighting of a self-emitting element; a conversion processing unit that receives a first input signal including first color information for display at a predetermined pixel, where the first input signal is obtained based on an input video signal, the conversion processing unit being configured to outputs a second input signal including second color information with a saturation reduced by an amount of saturation attenuation defined such that saturation variation falls within a predetermined range according to the first color information; and a fourth sub-pixel signal processing unit that outputs, to the image display unit, a third input signal including third color information with red, green, blue components and the additional color component that are converted based on the second color information.
Abstract translation: 显示装置包括：图像显示单元，包括每个包括第一至第三子像素的多个像素;以及第四子像素，用于根据自发光元件的点亮量显示附加颜色分量; 转换处理单元，其接收第一输入信号，所述第一输入信号包括用于在预定像素处显示的第一颜色信息，其中基于输入视频信号获得所述第一输入信号，所述转换处理单元被配置为输出包括第二颜色的第二输入信号 饱和度降低饱和衰减量的信息被定义为使得饱和度变化根据第一颜色信息落在预定范围内; 以及第四子像素信号处理单元，其向所述图像显示单元输出包括基于所述第二颜色信息被转换的红色，绿色，蓝色分量和所述附加颜色分量的第三颜色信息的第三输入信号。
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公开(公告)号：US20140015866A1
公开(公告)日：2014-01-16
申请号：US13939866
申请日：2013-07-11
Applicant: Japan Display Inc.
Inventor： Yasuyuki Teranishi , Takayuki Nakanishi , Masaya Tamaki , Yoko Fukunaga
IPC: G09G3/20
CPC classification number: G09G3/2074 , G09G3/2007 , G09G3/3614 , G09G3/3659 , G09G2300/02 , G09G2300/0439 , G09G2300/0842 , G09G2300/0857 , G09G2300/0861 , G09G2320/0204 , G09G2320/0686
Abstract: According to an aspect, a display device includes a display panel and a plurality of memory circuits. The display panel includes a plurality of pixels each including a plurality of sub-pixel electrodes arranged in a matrix, and the display panel is divided into at least a first region and a second region in which at least one of the predetermined maximum number of displayable gradations and maximum resolution is different from that of the first region. The memory circuits are located under the sub-pixel electrodes and each of the memory circuits stores therein pixel potential corresponding to gradation to be applied to at least one of the sub-pixel electrodes. The arrangement of the sub-pixel electrodes is the same in the first region and the second region of the display panel.
Abstract translation: 根据一个方面，显示装置包括显示面板和多个存储器电路。 显示面板包括多个像素，每个像素包括以矩阵形式布置的多个子像素电极，并且显示面板被划分为至少第一区域和第二区域，其中预定最大数量的可显示 等级和最大分辨率与第一个区域不同。 存储电路位于子像素电极之下，并且每个存储电路存储与要应用于至少一个子像素电极的灰度相对应的像素电位。 子像素电极的布置在显示面板的第一区域和第二区域中是相同的。
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公开(公告)号：US12159002B2
公开(公告)日：2024-12-03
申请号：US18093957
申请日：2023-01-06
Applicant: Japan Display Inc.
Inventor： Takayuki Nakanishi
Abstract: A detection device includes: a sensor having a detection region; electrodes arrayed in a first direction and a second direction in the detection region; a detection circuit configured to generate detection values of the electrodes based on detection signals from the electrodes; and a processing circuit configured to generate spatial coordinates indicating a position of an object to be detected on or above the detection region. The spatial coordinates include first data indicating a position in the first direction, second data indicating a position in the second direction, and third data indicating a position in a third direction. The processing circuit acquires the first to third data based on the detection values and generates the spatial coordinates when at least one of the detection values is equal to or larger than a first threshold and smaller than a second threshold larger than the first threshold.
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公开(公告)号：US11448933B2
公开(公告)日：2022-09-20
申请号：US17347588
申请日：2021-06-15
Applicant: Japan Display Inc.
Inventor： Yuto Kakinoki , Naoki Takada , Takayuki Nakanishi
IPC: G02F1/1362 , G01L1/14
Abstract: According to an aspect, a display device includes: a display region in which a plurality of pixels are arrayed in a row direction and a column direction; a plurality of gate lines extending in the row direction and coupled to the pixels; a plurality of signal lines extending in the column direction and coupled to the pixels; a plurality of pixel electrodes provided in the pixels; a plurality of first electrodes facing the pixel electrodes; a plurality of auxiliary wiring lines coupled to the respective first electrodes; a second electrode provided in the same layer as the auxiliary wiring lines and overlapping with the signal lines; and a detection circuit configured to detect force applied to the display region based on at least first capacitance generated between the second electrode and the signal lines.
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