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    • 22. 发明授权
    • Electroluminescence display device
    • 电致发光显示装置
    • US07742023B2
    • 2010-06-22
    • US11485526
    • 2006-07-12
    • Shoichiro Matsumoto
    • Shoichiro Matsumoto
    • G09G3/36
    • H01L27/3276
    • In an electroluminescence display device having, on a display panel, a display portion in which pixels are arranged in matrix, an external connection terminal is placed along a lateral side of the display panel and a vertical scan driver circuit is placed on a lateral side of the display panel which opposes the lateral side on which the external connection terminal is placed. Lines for a horizontal scan driver circuit and for the vertical scan driver circuit can be provided only on three sides of the display panel including the side on which the external connection terminal is provided, a side opposing this side, and another side. By not placing the line for the driver circuits on the remaining side, spaces can be secured on this side for a drive current line which supplies power to an electroluminescence element. With this structure, a size of a frame portion can be reduced while securing sufficient width for the drive current common line.
    • 在一种电致发光显示装置中,在显示面板上具有像素以矩阵形式布置的显示部分,外部连接端子沿着显示面板的侧面放置,垂直扫描驱动电路被放置在 所述显示面板与所述外部连接端子所在的侧面相对。 水平扫描驱动电路和垂直扫描驱动电路的线路只能在显示面板的三侧设置,包括设置有外部连接端子的一侧,与该侧面相反的一侧和另一侧。 通过不将驱动电路的线路放置在剩余的一侧,可以在该侧确保用于为电致发光元件供电的驱动电流线的空间。 利用这种结构,可以在确保足够的宽度用于驱动电流公共线的同时减小框架部分的尺寸。
    • 24. 发明授权
    • Signal detector
    • 信号检测器
    • US07173607B2
    • 2007-02-06
    • US10061311
    • 2002-02-04
    • Shoichiro MatsumotoRyoichi Yokoyama
    • Shoichiro MatsumotoRyoichi Yokoyama
    • G09G5/00
    • G06K9/0002
    • A signal detector capable of linearly reading data at a high speed is obtained. This signal detector comprises a plurality of signal transfer transistors arranged in the form of a matrix, signal detection means connected to a first terminal of each signal transfer transistor, a data line connected to a second terminal of each signal transfer transistor, a control line connected to the gate of each signal transfer transistor, a gate line driving circuit for driving the control line, data read lines connected to a plurality of prescribed data lines through switching transistors respectively, and a switch driving circuit for driving the switching transistors corresponding to the aforementioned plurality of prescribed data lines substantially at the same timing. Thus, a plurality of prescribed data are simultaneously read for enabling linear data reading and increasing the speed of data reading.
    • 获得能够以高速线性读取数据的信号检测器。 该信号检测器包括以矩阵形式布置的多个信号传输晶体管,连接到每个信号传输晶体管的第一端子的信号检测装置,连接到每个信号传输晶体管的第二端子的数据线,连接的控制线 到每个信号传输晶体管的栅极,用于驱动控制线的栅极线驱动电路,分别通过开关晶体管连接到多个规定数据线的数据读取线以及用于驱动与上述对应的开关晶体管的开关驱动电路 多个规定的数据线基本上在相同的定时。 因此,同时读取多个规定数据,以实现线性数据读取和增加数据读取的速度。
    • 26. 发明申请
    • Active matrix type display device
    • 主动矩阵型显示装置
    • US20060214889A1
    • 2006-09-28
    • US11372487
    • 2006-03-10
    • Shoichiro Matsumoto
    • Shoichiro Matsumoto
    • G09G3/30
    • G09G3/3233G09G2300/0819G09G2300/0842G09G2300/0861G09G2300/0876G09G2310/0251G09G2310/0262G09G2320/043G09G2320/0626
    • A variation in a display image and duration of a residual image are reduced to improve quality of display of an active matrix type display device. A control circuit sequentially outputs a pre-charge pulse signal PCG1 and a storage capacitor control pulse signal SC1 in synchronization with a falling edge of a vertical start pulse signal STV. A pre-charge TFT in a pixel in a first row is turned on according to the pre-charge pulse signal PCG1. As a result, a source and a gate of a driver TFT are short-circuited, both an electric potential at the gate and an electric potential at the source of the driver TFT become a positive power supply electric potential PVdd, and the driver TFT is turned off. After that, the storage capacitor control pulse signal SC1 rises to a high level, and the electric potential at the gate of the driver transistor is raised by capacitive coupling. With this, electric characteristics of the driver TFT are initialized.
    • 降低了显示图像的变化和残余图像的持续时间,以提高有源矩阵型显示装置的显示质量。 控制电路与垂直起始脉冲信号STV的下降沿同步地顺序地输出预充电脉冲信号PCG 1和存储电容器控制脉冲信号SC 1。 根据预充电脉冲信号PCG1,第一行的像素中的预充电TFT导通。结果,驱动TFT的源极和栅极短路, 栅极和驱动器TFT的源极处的电位变为正电源电位PVdd,驱动器TFT截止。 之后,存储电容器控制脉冲信号SC 1上升到高电平,并且驱动晶体管的栅极处的电位通过电容耦合而升高。 由此,驱动TFT的电特性被初始化。
    • 28. 发明授权
    • Semiconductor device and display apparatus
    • 半导体装置及显示装置
    • US06954194B2
    • 2005-10-11
    • US10298460
    • 2002-11-18
    • Shoichiro MatsumotoKeiichi Sano
    • Shoichiro MatsumotoKeiichi Sano
    • G09G3/32H01L27/32G09G3/30
    • G09G3/3266G09G3/3233G09G2300/0426G09G2300/0465G09G2300/0809G09G2300/0842G09G2300/0852G09G2300/0861G09G2310/0251G09G2320/0233G09G2320/043H01L27/3244
    • A semiconductor device for individually controlling an element to be driven, such as an electroluminescence element, includes a switching TFT which operates when a selection signal is applied to its gate and which also captures a data signal, and an element-driving TFT in which its drain is connected with a drive power source, its source is connected with the element to be driven, gate receives a data signal supplied from the switching TFT, for controlling electric power supplied from the drive power source to the element to be driven. The semiconductor device further includes a storage capacitor having a first electrode connected with the switching TFT and with the gate of the element-driving TFT and a second electrode connected between the source of the element-driving TFT and the element to be driven, for holding the gate-source voltage of the element-driving TFT in accordance with the data signal, and a switching element for controlling the potential of the second electrode of the storage capacitor. With such a configuration, all the above-described switches can be formed by TFTs of the same conductivity type and reliable supply of electric power to the element to be driven can be assured.
    • 用于单独控制要驱动的元件(例如电致发光元件)的半导体器件包括当选择信号施加到其栅极并且还捕获数据信号时工作的开关TFT,以及元件驱动TFT,其中其 漏极与驱动电源连接,其源极与要驱动的元件连接,栅极接收从开关TFT提供的数据信号,用于控制从驱动电源向要驱动的元件提供的电力。 半导体器件还包括具有与开关TFT连接的第一电极和元件驱动TFT的栅极的第一电极以及连接在元件驱动TFT的源极和被驱动元件之间的第二电极的保持电容器,用于保持 根据数据信号的元件驱动TFT的栅源电压,以及用于控制存储电容器的第二电极的电位的开关元件。 利用这种结构,所有上述开关都可以由具有相同导电类型的TFT形成,并且可以确保可靠地供给待驱动元件的电力。