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公开(公告)号：US20070115225A1
公开(公告)日：2007-05-24
申请号：US11595856
申请日：2006-11-13
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2300/0866 , G09G2310/0205 , G09G2310/0251 , G09G2320/043
摘要： Disclosed herein is a display apparatus including a pixel-array unit, a scanner unit and a signal unit. The pixel-array unit has pixels laid out to form a matrix and each provided at an intersection of first and second scanning lines each oriented in a row direction of the matrix and a signal line oriented in a column direction of the matrix. The signal unit provides a video signal to the signal line. The scanner unit sequentially scans the pixels of the matrix in row units by supplying first and second control signals to the first and second scanning lines respectively.
摘要翻译： 本文公开了包括像素阵列单元，扫描仪单元和信号单元的显示装置。 像素阵列单元具有布置成形成矩阵的像素，并且每个被设置在第一和第二扫描线的交叉处，每个扫描线均定向在矩阵的行方向和沿矩阵的列方向定向的信号线。 信号单元向信号线提供视频信号。 扫描器单元通过分别向第一和第二扫描线提供第一和第二控制信号来以行为单位顺序地扫描矩阵的像素。
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公开(公告)号：US20070057873A1
公开(公告)日：2007-03-15
申请号：US10557800
申请日：2004-05-21
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G3/30 , G09G3/3258 , G09G3/3426 , G09G3/36 , G09G3/3648 , G09G2300/043 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/0233 , G09G2320/043 , G09G2320/045 , H05B33/0896
摘要： A pixel circuit, display device, and method of driving a pixel circuit enabling source-follower output with no deterioration of luminance even with a change of the current-voltage characteristic of the light emitting element along with elapse, enabling a source-follower circuit of n-channel transistors, and able to use an n-channel transistor as an EL drive transistor while using current anode-cathode electrodes, wherein a source of a TFT 111 as a drive transistor is connected to an anode of a light emitting element 114, a drain is connected to a power source potential VCC, a capacitor C111 is connected between a gate and source of the TFT 111, and a source potential of the TFT 111 is connected to a fixed potential through a TFT 113 as a switching transistor.
摘要翻译： 一种像素电路，显示装置和驱动像素电路的方法，即使随着发光元件的电流 - 电压特性的改变，也能够随着亮度的降低而使源极跟随器输出不发生劣化，从而能够使源极跟随器电路 n沟道晶体管，并且能够使用n沟道晶体管作为EL驱动晶体管，同时使用电流阳极 - 阴极电极，其中作为驱动晶体管的TFT 111的源极连接到发光元件114的阳极， 漏极连接到电源电位VCC，电容器C111连接在TFT 111的栅极和源极之间，TFT 111的源极电位通过作为开关晶体管的TFT 113连接到固定电位。
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43.发明授权Pixel circuit, active matrix apparatus and display apparatus with first and second reference potentials applied to source, and gate of drive transistor 有权像素电路，有源矩阵装置和具有施加到源极的第一和第二参考电位的显示装置和驱动晶体管的栅极公开(公告)号：US09454928B2
公开(公告)日：2016-09-27
申请号：US11702069
申请日：2007-02-05
CPC分类号： G09G3/3258 , G09G3/20 , G09G3/2011 , G09G3/30 , G09G3/3233 , G09G3/3266 , G09G3/3291 , G09G2300/0417 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2310/0216 , G09G2310/0256 , G09G2310/0267 , G09G2320/043 , G09G2320/045 , G09G2320/0626 , G09G2320/0633 , G09G2330/021
摘要： A pixel circuit having a function of compensating for characteristic variation of an electro-optical element and threshold voltage variation of a transistor is formed from a reduced number of component elements. An input signal is sampled from a signal line so as to be held in a holding capacitor. The threshold voltage of the drive transistor is imparted to the holding capacitor in order to cancel an influence of the threshold voltage.
摘要翻译： 具有补偿电光元件的特性变化和晶体管的阈值电压变化的功能的像素电路由减少数量的元件元件形成。 输入信号从信号线采样，以便保持在保持电容器中。 为了消除阈值电压的影响，驱动晶体管的阈值电压被施加到保持电容器。
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44.发明授权Signal processing apparatus, display apparatus, electronic apparatus, signal processing method and program 有权信号处理装置，显示装置，电子装置，信号处理方法和程序公开(公告)号：US08884993B2
公开(公告)日：2014-11-11
申请号：US13064340
申请日：2011-03-21
CPC分类号： G09G3/3233 , G09G3/3291 , G09G2300/0819 , G09G2300/0866 , G09G2320/029 , G09G2320/041 , G09G2320/043 , G09G2360/145
摘要： Disclosed herein is a signal processing apparatus, including: a luminance degradation information production section adapted to produce luminance degradation information regarding degradation of a luminance in accordance with a temperature condition upon emission; a luminance degradation value calculation section adapted to calculate a luminance degradation value regarding degradation of the luminance for each pixel circuit; and a correction section adapted to correct the gradation value of an image signal to be inputted to the pixel circuit based on the luminance degradation value.
摘要翻译： 这里公开了一种信号处理装置，包括：亮度劣化信息生成部，适于根据发光时的温度条件，生成亮度劣化信息; 亮度劣化值计算部分，用于计算每个像素电路的亮度劣化的亮度劣化值; 以及校正部，其适于基于亮度劣化值来校正要输入到像素电路的图像信号的灰度值。
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公开(公告)号：US08441417B2
公开(公告)日：2013-05-14
申请号：US11643711
申请日：2006-12-22
IPC分类号： G09G3/30
CPC分类号： G09G3/3258 , G09G3/20 , G09G3/2011 , G09G3/30 , G09G3/3233 , G09G3/3266 , G09G3/3291 , G09G2300/0417 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0852 , G09G2300/0861 , G09G2310/0216 , G09G2310/0256 , G09G2310/0267 , G09G2320/043 , G09G2320/045 , G09G2320/0626 , G09G2320/0633 , G09G2330/021
摘要： A pixel circuit having a function of compensating for characteristic variation of an electro-optical element and threshold voltage variation of a transistor is formed from a reduced number of component elements. The pixel circuit includes an electro-optical element, a holding capacitor, a sampling transistor, a drive transistor, a switching transistor, and first and second detection transistors. The sampling transistor samples and supplies an input signal from a signal line so as to be held into the holding capacitor. The driving transistor drives the electro-optical element with current in response to the held signal potential. The first and second detection transistors supply a threshold voltage of the drive transistor into the holding capacitor in order to cancel an influence of the threshold voltage in advance.
摘要翻译： 具有补偿电光元件的特性变化和晶体管的阈值电压变化的功能的像素电路由减少数量的元件元件形成。 像素电路包括电光元件，保持电容器，采样晶体管，驱动晶体管，开关晶体管以及第一和第二检测晶体管。 采样晶体管对来自信号线的输入信号进行采样并将其保持在保持电容器中。 驱动晶体管响应于保持的信号电位而以电流驱动电光元件。 第一和第二检测晶体管将驱动晶体管的阈值电压提供到保持电容器中，以便预先消除阈值电压的影响。
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公开(公告)号：US08269699B2
公开(公告)日：2012-09-18
申请号：US13285680
申请日：2011-10-31
CPC分类号： G09G3/3233 , G09G3/3291 , G09G2300/0417 , G09G2300/043 , G09G2300/0465 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0262 , G09G2310/06 , G09G2320/043
摘要： A display apparatus includes a pixel unit in which pixels are arranged in a matrix pattern; and a driving circuit for driving the pixel unit. Each of the pixels includes a signal level holding capacitor; a first transistor that is turned on/off in response to a writing signal and via which one end of the signal level holding capacitor is connected to a signal line; a second transistor having one end of the signal level holding capacitor connected to a gate thereof and the other end of the signal level holding capacitor connected to a source thereof; a current-driven self-light-emitting element whose cathode is held at a cathode potential and whose anode is connected to the source of the second transistor; a third transistor that is turned on/off in response to a driving pulse signal; and a fourth transistor that is turned on/off in response to a control signal.
摘要翻译： 显示装置包括像素单元，其中像素以矩阵图案排列; 以及用于驱动像素单元的驱动电路。 每个像素包括信号电平保持电容器; 第一晶体管，其响应于写入信号而导通/截止，并且信号电平保持电容器的一端连接到信号线; 第二晶体管，其信号电平保持电容器的一端连接到其栅极，并且信号电平保持电容器的另一端连接到其源极; 电流驱动的自发光元件，其阴极保持在阴极电位并且其阳极连接到第二晶体管的源极; 响应于驱动脉冲信号而导通/截止的第三晶体管; 以及响应于控制信号而导通/截止的第四晶体管。
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公开(公告)号：US20120182281A1
公开(公告)日：2012-07-19
申请号：US13428513
申请日：2012-03-23
IPC分类号： G09G5/00
CPC分类号： G09G3/3233 , G09G2300/0852 , H01L27/3262
摘要： A sampling transistor in embodiments of the present invention is kept at the on-state with a time width shorter than one horizontal cycle, during the period from the rising of a control pulse supplied from a scanner to the falling of the control pulse, and samples a video signal Vsig from a signal line SL to write the video signal Vsig to a hold capacitor. A sampling transistor T1 has a double gate structure in which a pair of transistor elements are connected in common. This suppresses change in the threshold voltage of the sampling transistor.
摘要翻译： 在从扫描器提供的控制脉冲的上升到控制脉冲的下降期间，本发明的实施例中的采样晶体管的时间宽度短于一个水平周期，并且采样 来自信号线SL的视频信号Vsig将视频信号Vsig写入保持电容器。 采样晶体管T1具有双栅极结构，其中一对晶体管元件共同连接。 这抑制了采样晶体管的阈值电压的变化。
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公开(公告)号：US20120169794A1
公开(公告)日：2012-07-05
申请号：US13416243
申请日：2012-03-09
CPC分类号： G09G3/3233 , G09G3/30 , G09G3/3258 , G09G3/3426 , G09G3/36 , G09G3/3648 , G09G2300/043 , G09G2300/0809 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2320/0233 , G09G2320/043 , G09G2320/045 , H05B33/0896
摘要： A pixel circuit, display device, and method of driving a pixel circuit enabling source-follower output with no deterioration of luminance even with a change of the current-voltage characteristic of the light emitting element along with elapse, enabling a source-follower circuit of n-channel transistors, and able to use an n-channel transistor as an EL drive transistor while using current anode-cathode electrodes, wherein a source of a TFT 111 as a drive transistor is connected to an anode of a light emitting element 114, a drain is connected to a power source potential VCC, a capacitor C111 is connected between a gate and source of the TFT 111, and a source potential of the TFT 111 is connected to a fixed potential through a TFT 113 as a switching transistor.
摘要翻译： 一种像素电路，显示装置和驱动像素电路的方法，即使随着发光元件的电流 - 电压特性的改变，也能够随着亮度的降低而使源极跟随器输出不发生劣化，从而能够使源极跟随器电路 n沟道晶体管，并且能够使用n沟道晶体管作为EL驱动晶体管，同时使用电流阳极 - 阴极电极，其中作为驱动晶体管的TFT 111的源极连接到发光元件114的阳极， 漏极连接到电源电位VCC，电容器C111连接在TFT 111的栅极和源极之间，TFT 111的源极电位通过作为开关晶体管的TFT 113连接到固定电位。
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公开(公告)号：US08004477B2
公开(公告)日：2011-08-23
申请号：US11595856
申请日：2006-11-13
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2300/0866 , G09G2310/0205 , G09G2310/0251 , G09G2320/043
摘要： Disclosed herein is a display apparatus including a pixel-array unit, a scanner unit and a signal unit. The pixel-array unit has pixels laid out to form a matrix and each provided at an intersection of first and second scanning lines each oriented in a row direction of the matrix and a signal line oriented in a column direction of the matrix. The signal unit provides a video signal to the signal line. The scanner unit sequentially scans the pixels of the matrix in row units by supplying first and second control signals to the first and second scanning lines respectively.
摘要翻译： 本文公开了包括像素阵列单元，扫描仪单元和信号单元的显示装置。 像素阵列单元具有布置成形成矩阵的像素，并且每个被设置在第一和第二扫描线的交叉处，每个扫描线均定向在矩阵的行方向和沿矩阵的列方向定向的信号线。 信号单元向信号线提供视频信号。 扫描器单元通过分别向第一和第二扫描线提供第一和第二控制信号来以行为单位顺序地扫描矩阵的像素。
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公开(公告)号：US20110193843A1
公开(公告)日：2011-08-11
申请号：US13064753
申请日：2011-04-13
IPC分类号： G09G5/00
CPC分类号： G09G3/30 , G09G3/3233 , G09G2300/0819 , G09G2300/0861
摘要： A transistor connected to a power source for driving a light-emitting element driving transistor and a transistor setting to a predetermined voltage a source voltage of the light-emitting element driving transistor are commonly controlled by a control signal that takes one of three levels.
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