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21. 发明申请

US20090073095A1 Display device and driving method of display device 失效
标题翻译：显示装置和显示装置的驱动方法
公开(公告)号：US20090073095A1
公开(公告)日：2009-03-19
申请号：US12222852
申请日：2008-08-18
申请人： Katsuhide Uchino , Tetsuro Yamamoto , Naobumi Toyomura
发明人： Katsuhide Uchino , Tetsuro Yamamoto , Naobumi Toyomura
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G3/3291 , G09G2310/0251
摘要： The present invention sets a display device for displaying a desired image on a display section, the display section being formed by arranging pixels in a form of a matrix, by outputting a driving signal for a signal line and a writing signal to the signal line and a scanning line of the display section by a horizontal driving circuit and a vertical driving circuit, wherein the pixel includes a light emitting element, a signal level storage capacitor, a transistor for writing.
摘要翻译：本发明设置用于在显示部分上显示所需图像的显示装置，显示部分通过将信号线的驱动信号和写入信号输出到信号线而形成为通过排列矩阵形式的像素，以及通过水平驱动电路和垂直驱动电路的显示部分的扫描线，其中像素包括发光元件，信号电平存储电容器，用于写入的晶体管。

22. 发明申请

US20090058771A1 Method of driving organic electroluminescence emission portion 有权
标题翻译：驱动有机电致发光发射部分的方法
公开(公告)号：US20090058771A1
公开(公告)日：2009-03-05
申请号：US12230216
申请日：2008-08-26
申请人： Naobumi Toyomura , Tetsuro Yamamoto , Katsuhide Uchino
发明人： Naobumi Toyomura , Tetsuro Yamamoto , Katsuhide Uchino
IPC分类号： G09G3/30
CPC分类号： G09G3/3233 , G09G3/3291 , G09G2300/0417 , G09G2300/0819 , G09G2300/0842 , G09G2300/0861 , G09G2310/0251
摘要： Disclosed herein is a method of driving an organic electroluminescence emission portion, the method including the steps of: applying a first node initialization voltage to corresponding one of the data lines, and supplying the video signal instead of the first node initialization voltage for a predetermined scanning time period, applying the first node initialization voltage from the corresponding one of the data lines to the first node through the write transistor held in an ON state for initializing the potential at the first node, and holding a state of applying the first node initialization voltage from the corresponding one of the data lines to the first node through the write transistor held in an ON state for holding the potential at the first node.
摘要翻译：本文公开了一种驱动有机电致发光发射部分的方法，该方法包括以下步骤：将第一节点初始化电压施加到对应的一条数据线，并将视频信号代替预定扫描的第一节点初始化电压时间段，通过保持在ON状态的写入晶体管将来自相应数据线的第一节点初始化电压施加到第一节点，以初始化第一节点处的电位，并保持施加第一节点初始化电压的状态通过保持在第一节点处的电位的ON状态的写晶体管从对应的一条数据线传送到第一节点。

23. 发明授权

US08648846B2 Display device, electronic device, and method of driving display device 有权
公开(公告)号：US08648846B2
公开(公告)日：2014-02-11
申请号：US13350000
申请日：2012-01-13
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G5/00
CPC分类号： G09G3/3258 , G09G3/3233 , G09G2300/0819 , G09G2300/0866 , G09G2310/06
摘要： A display device is provided having improved reliability compared with the related art. The display device includes, for each pixel: a photo-emission element and a first MOS transistor connected in series between a first power source line and a second power source line; a capacitor connected to be inserted between a gate and a source of the first MOS transistor; and a second MOS transistor connected to be inserted between a signal line to be applied with a image signal voltage and the gate of the first MOS transistor, the second MOS transistor being controlled by a scan signal to change between ON-state and OFF-state, wherein ON-period of the first transistor is established within a period in which the photo-emission element is maintained to an extinction state and the signal line is applied with a voltage having a fixed level independent from the image signal voltage.

24. 发明申请

US20130082906A1 PIXEL CIRCUIT, PIXEL CIRCUIT DRIVING METHOD, DISPLAY APPARATUS, AND ELECTRONIC DEVICE 审中-公开
标题翻译：像素电路，像素电路驱动方法，显示设备和电子设备
公开(公告)号：US20130082906A1
公开(公告)日：2013-04-04
申请号：US13611194
申请日：2012-09-12
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G3/20
CPC分类号： G09G3/2014 , G09G3/3233 , G09G3/3291 , G09G2300/0819 , G09G2310/0259 , G09G2320/0233 , G09G2320/0242
摘要： Disclosed herein is a pixel circuit including: a light-emitting device; a constant current drive circuit configured to include a first transistor as a constant current source for supplying a predetermined current to the light-emitting device; and a switching circuit configured to include a second transistor for opening/closing electrical connection between a gate of the first transistor and a predetermined potential and connect the gate of the first transistor to the potential via the second transistor, thereby turning off the first transistor.
摘要翻译：这里公开了一种像素电路，包括：发光器件; 恒流驱动电路，被配置为包括用于向所述发光装置提供预定电流的恒流源的第一晶体管; 以及开关电路，被配置为包括用于打开/关闭第一晶体管的栅极和预定电位之间的电连接的第二晶体管，并且通过第二晶体管将第一晶体管的栅极连接到电位，从而关断第一晶体管。

25. 发明申请

US20130009933A1 PIXEL CIRCUIT, DISPLAY DEVICE, ELECTRONIC APPARATUS, AND METHOD OF DRIVING PIXEL CIRCUIT 有权
标题翻译：像素电路，显示装置，电子装置和驱动像素电路的方法
公开(公告)号：US20130009933A1
公开(公告)日：2013-01-10
申请号：US13534494
申请日：2012-06-27
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G5/00
CPC分类号： G09G3/3225 , G09G2300/0408 , G09G2300/0819 , G09G2300/0861 , G09G2310/0251 , G09G2310/0262
摘要： A pixel circuit including: an elelectrooptic element; a hold capacitor; a write transistor writing a drive voltage corresponding to a video signal supplied to one of main electrode terminals thereof to the hold capacitor; and a drive transistor driving the electrooptic element in accordance with the drive voltage written to the hold capacitor. A pixel circuit is adapted such that it can suppress turn ON of the electrooptic element during a first processing in which a current is supplied to the hold capacitor through the drive transistor while the drive voltage corresponding to the video signal is written to the hold capacitor through the write transistor.
摘要翻译：一种像素电路，包括：电光元件; 保持电容; 写入晶体管将与提供给其一个主电极端子的视频信号相对应的驱动电压写入保持电容器; 以及根据写入保持电容器的驱动电压驱动电光元件的驱动晶体管。像素电路被适配成使得其可以在通过驱动晶体管将电流提供给保持电容器的第一处理期间抑制电光元件的接通，同时将对应于视频信号的驱动电压写入保持电容器通过写晶体管。

26. 发明申请

US20120319930A1 DISPLAY APPARATUS AND FABRICATION METHOD FOR DISPLAY APPARATUS 审中-公开
标题翻译：显示装置和显示装置的制造方法
公开(公告)号：US20120319930A1
公开(公告)日：2012-12-20
申请号：US13598677
申请日：2012-08-30
申请人： Tetsuro Yamamoto , Katsuhide Uchino , Naobumi Toyomura
发明人： Tetsuro Yamamoto , Katsuhide Uchino , Naobumi Toyomura
IPC分类号： G09G3/30
CPC分类号： G09G3/3225 , G09G3/3233 , G09G2310/0251 , H01L27/3276 , H01L2251/568
摘要： Disclosed herein is a display apparatus, including: a plurality of pixel circuits arrayed in a matrix; a driving wiring line to which the pixel circuits are connected; and a plurality of signal lines wired so as to cross with the driving wiring line and having the pixel circuits connected; the signal lines being wired in parallel to each other.
摘要翻译：这里公开了一种显示装置，包括：排列成矩阵的多个像素电路; 连接像素电路的驱动布线; 以及与驱动用布线交叉并且连接有像素电路的多条信号线; 信号线彼此并联布线。

27. 发明申请

US20120133633A1 DISPLAY DEVICE, ELECTRONIC DEVICE, AND METHOD OF DRIVING DISPLAY DEVICE 有权
标题翻译：显示设备，电子设备以及驱动显示设备的方法
公开(公告)号：US20120133633A1
公开(公告)日：2012-05-31
申请号：US13350000
申请日：2012-01-13
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G5/00
CPC分类号： G09G3/3258 , G09G3/3233 , G09G2300/0819 , G09G2300/0866 , G09G2310/06
摘要： A display device is provided having improved reliability compared with the related art. The display device includes, for each pixel: a photo-emission element and a first MOS transistor connected in series between a first power source line and a second power source line; a capacitor connected to be inserted between a gate and a source of the first MOS transistor; and a second MOS transistor connected to be inserted between a signal line to be applied with a image signal voltage and the gate of the first MOS transistor, the second MOS transistor being controlled by a scan signal to change between ON-state and OFF-state, wherein ON-period of the first transistor is established within a period in which the photo-emission element is maintained to an extinction state and the signal line is applied with a voltage having a fixed level independent from the image signal voltage.
摘要翻译：提供了一种与现有技术相比具有改善的可靠性的显示装置。对于每个像素，显示装置包括串联连接在第一电源线和第二电源线之间的光发射元件和第一MOS晶体管; 连接到所述第一MOS晶体管的栅极和源极之间的电容器; 以及第二MOS晶体管，其被连接以插入到要施加图像信号电压的信号线和第一MOS晶体管的栅极之间，所述第二MOS晶体管由扫描信号控制以在导通状态和截止状态之间变化其中第一晶体管的导通周期在光发射元件保持为消光状态的时间段内被建立，并且信号线被施加具有与图像信号电压无关的固定电平的电压。

28. 发明申请

US20120001948A1 Display device, pixel circuit and display drive method thereof 审中-公开
标题翻译：显示装置，像素电路及其显示驱动方法
公开(公告)号：US20120001948A1
公开(公告)日：2012-01-05
申请号：US13067275
申请日：2011-05-20
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G3/30 , G09G5/10
CPC分类号： G09G3/3233 , G09G2300/0842 , G09G2310/0262 , G09G2320/045
摘要： A display device includes: a pixel array in which pixel circuits each having a light emitting device and a drive transistor which applies current corresponding to an inputted video signal voltage to the light emitting device are arranged in a matrix state; a signal selector supplying at least the video signal voltage and a reference voltage as signal line voltages to respective signal lines arranged in columns on the pixel array; a first write scanner outputting a first scanning pulse with respect to respective first write control lines arranged in rows on the pixel array, which is used for controlling input of the signal line voltages to the pixel circuits; and a second write scanner outputting a second scanning pulse with respect to respective second write control lines arranged in columns on the pixel array, which is used for controlling input of the signal line voltages to the pixel circuits with the first scanning pulse.
摘要翻译：显示装置包括：像素阵列，其中具有发光器件的像素电路和将与输入的视频信号电压相对应的电流施加到发光器件的驱动晶体管布置成矩阵状态; 信号选择器，至少将视频信号电压和参考电压作为信号线电压提供给在像素阵列上以列排列的各信号线; 第一写入扫描器，相对于像素阵列上排列成行的相应的第一写入控制线输出第一扫描脉冲，该第一写入控制线用于控制对像素电路的信号线电压的输入; 以及第二写入扫描器，相对于以像素阵列上的列布置的相应的第二写入控制线输出第二扫描脉冲，所述第二写入控制线用于通过第一扫描脉冲控制对像素电路的信号线电压的输入。

29. 发明申请

US20110128276A1 Display apparatus and display drive method 有权
标题翻译：显示装置和显示驱动方式
公开(公告)号：US20110128276A1
公开(公告)日：2011-06-02
申请号：US12923878
申请日：2010-10-13
申请人： Naobumi Toyomura , Katsuhide Uchino
发明人： Naobumi Toyomura , Katsuhide Uchino
IPC分类号： G09G5/00
CPC分类号： G09G3/3233 , G09G3/3266 , G09G3/3291 , G09G2300/0819
摘要： A display apparatus includes: a pixel array including pixel circuits arranged in a matrix form, in which each pixel circuit has a light-emitting device, a drive transistor applying a current corresponding to a gate-source voltage to the light-emitting device, a sampling transistor inputting a voltage supplied from a signal line to a gate of the drive transistor, and a storage capacitor connected between the gate and source of the drive transistor so as to store a threshold voltage of the drive transistor and an input video signal voltage; a signal selector that supplies a reference voltage and the video signal voltage to signal lines arranged in columns on the pixel array in horizontal periods corresponding to the number of horizontal lines in one unit when the horizontal lines of the respective pixel circuits of the pixel array are grouped as one unit; and a scanner that applies a pulse to control lines arranged in rows on the pixel array so as to control the sampling transistor of the pixel circuit.
摘要翻译：一种显示装置，包括：像素阵列，包括以矩阵形式布置的像素电路，其中每个像素电路具有发光器件;将对应于栅源电压的电流施加到所述发光器件的驱动晶体管，将从信号线提供的电压输入到驱动晶体管的栅极的采样晶体管和连接在驱动晶体管的栅极和源极之间的存储电容器，以便存储驱动晶体管的阈值电压和输入视频信号电压; 信号选择器，当像素阵列的各个像素电路的水平线为像素阵列的水平线对应于一个单位中的水平线数量的水平时段时，将参考电压和视频信号电压提供给在像素阵列上以列为单位的信号线分为一个单位; 以及向像素阵列上的行排列的控制线施加脉冲以控制像素电路的采样晶体管的扫描器。

30. 发明申请

US20110109664A1 Display device, method for driving the same, and electronic unit 有权
标题翻译：显示装置，其驱动方法和电子单元
公开(公告)号：US20110109664A1
公开(公告)日：2011-05-12
申请号：US12923764
申请日：2010-10-07
申请人： Naobumi Toyomura , Tetsuro Yamamoto , Katsuhide Uchino
发明人： Naobumi Toyomura , Tetsuro Yamamoto , Katsuhide Uchino
IPC分类号： G09G5/10
CPC分类号： G09G3/3225 , G09G2310/0251 , G09G2320/045 , G09G2340/16
摘要： A display device includes: a display section including a plurality of pixels each having a light emitting element and a pixel circuit; and a drive circuit performing display drive on the plurality of pixels through selecting each of the plurality of pixels to write a first signal voltage and a second signal voltage in this order into the selected pixel, the first and second signal voltages being provided based on a video signal. The drive circuit varies magnitude of each of the first and second signal voltages in accordance with a gray-scale value of the video signal, thereby performing gray-scale interpolation on a light emission luminance level for each of the light emitting elements.
摘要翻译：显示装置包括：显示部，包括多个像素，每个像素具有发光元件和像素电路; 以及驱动电路，通过选择所述多个像素中的每一个来依次对所述多个像素执行显示驱动，以将所述第一信号电压和第二信号电压依次写入所选择的像素中，所述第一和第二信号电压基于视频信号。驱动电路根据视频信号的灰度值来改变第一和第二信号电压中的每一个的幅度，从而对每个发光元件的发光亮度级进行灰度级插值。

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