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    • 1. 发明授权
    • Display device and driving method
    • 显示装置及驱动方法
    • US6107983A
    • 2000-08-22
    • US41950
    • 1998-03-13
    • Youichi MasudaNozomu HaradaHiroki Nakamura
    • Youichi MasudaNozomu HaradaHiroki Nakamura
    • G09G3/20G09G3/36
    • G09G3/3688G09G3/3648G09G3/3677G09G2310/021G09G2310/0224G09G2310/0232G09G2310/0283G09G2330/021G09G2330/08G09G2340/0407G09G2340/0471G09G2340/0478G09G2340/0485G09G3/2011
    • A display device comprises a display panel, a scanning circuit section for supplying a scanning signal to scanning lines of the display panel, and a scanning control circuit section for supplying an n-bit (n: 2 or more positive integer) input numeral signal and an inverted replica of the input numeral signal to the scanning circuit section. In the display device, a scanning circuit section comprises an input connection line group having sets of input connection lines for receiving bits of the input numeral signal and bits of the inverted replica of the input numeral signal, a plurality of logic circuit sections, less in number than the scanning lines, for responding to combinations of the input numeral signal and its inverted replica, and an output distributing unit for assigning an output from one logic circuit section to at least two scanning lines. It is, therefore, possible to suppress an increase in the number of connection lines and of the logic circuit sections involving a high definition of a display device and hence to manufacture a display device in a high yield.
    • 显示装置包括显示面板,用于向显示面板的扫描线提供扫描信号的扫描电路部分和用于提供n位(n:2或更多正整数)输入数字信号的扫描控制电路部分和 输入数字信号的反转副本到扫描电路部分。 在显示装置中,扫描电路部分包括具有用于接收输入数字信号的位和输入数字信号的反相副本的位的输入连接线组的输入连接线组,多个逻辑电路部分 用于响应输入数字信号和其反相副本的组合,以及输出分配单元,用于将来自一个逻辑电路部分的输出分配给至少两条扫描线。 因此,可以抑制连接线的数量的增加和涉及显示装置的高清晰度的逻辑电路部分的增加,从而以高产量制造显示装置。
    • 2. 发明授权
    • Display device and its driving method
    • 显示装置及其驱动方法
    • US5801672A
    • 1998-09-01
    • US432165
    • 1995-05-08
    • Youichi MasudaNozomu HaradaHiroki Nakamura
    • Youichi MasudaNozomu HaradaHiroki Nakamura
    • G09G3/20G09G3/36
    • G09G3/3688G09G3/3648G09G3/3677G09G2310/021G09G2310/0224G09G2310/0232G09G2310/0283G09G2330/021G09G2330/08G09G2340/0407G09G2340/0471G09G2340/0478G09G2340/0485G09G3/2011
    • A display device comprises a display panel, a scanning circuit section for supplying a scanning signal to scanning lines of the display panel, and a scanning control circuit section for supplying an n-bit (n: 2 or more positive integer) input numeral signal and an inverted replica of the input numeral signal to the scanning circuit section. In the display device, a scanning circuit section comprises an input connection line group having sets of input connection lines for receiving bits of the input numeral signal and bits of the inverted replica of the input numeral signal, a plurality of logic circuit sections, less in number than the scanning lines, for responding to combinations of the input numeral signal and its inverted replica, and an output distributing unit for assigning an output from one logic circuit section to at least two scanning lines. It is, therefore, possible to suppress an increase in the number of connection lines and of the logic circuit sections involving a high definition of a display device and hence to manufacture a display device in a high yield.
    • PCT No.PCT / JP94 / 01502 Sec。 371日期1995年5月8日 102(e)日期1995年5月8日PCT 1994年9月9日PCT公布。 WO95 / 07493 PCT出版物 日期1995年3月16日显示装置包括显示面板,用于向显示面板的扫描线提供扫描信号的扫描电路部分和用于提供n位(n:2或更多正整数)的扫描控制电路部分 )输入数字信号和输入数字信号的反相副本到扫描电路部分。 在显示装置中,扫描电路部分包括具有用于接收输入数字信号的位和输入数字信号的反相副本的位的输入连接线组的输入连接线组,多个逻辑电路部分 用于响应输入数字信号和其反相副本的组合,以及输出分配单元,用于将来自一个逻辑电路部分的输出分配给至少两条扫描线。 因此,可以抑制连接线的数量的增加和涉及显示装置的高清晰度的逻辑电路部分的增加,从而以高产量制造显示装置。
    • 4. 发明授权
    • Switching power supply
    • 开关电源
    • US4595973A
    • 1986-06-17
    • US712098
    • 1985-03-15
    • Youichi MasudaToshihiro Onodera
    • Youichi MasudaToshihiro Onodera
    • H02M3/338H02M3/335
    • H02M3/338
    • A switching power supply has a saturable transformer provided with first to fourth windings. The first winding is inserted in series in a first path from a DC power source to a primary winding of a power transmitting transformer. A main switch is inserted in series in the first path and controlled by an output of the second winding. The operation of the main switch is positively fed back through the saturable transformer. A capacitor is connected in parallel to a series circuit consisting of the main switch and the first winding. An auxiliary source for generating a predetermined direct current output is provided to drive the third winding by a polarity opposite to that of the first winding. An auxiliary switch is inserted in series in a second path from the auxiliary source to the third winding and controlled by an output of the fourth winding. The operation of the auxiliary switch is positively fed back through the saturable transformer.
    • 开关电源具有设置有第一至第四绕组的饱和变压器。 第一绕组串联插入从直流电源到功率传输变压器的初级绕组的第一路径中。 主开关串联插入第一路径并由第二绕组的输出端控制。 主开关的运行通过饱和变压器正向反馈。 电容器与由主开关和第一绕组组成的串联电路并联连接。 提供用于产生预定直流输出的辅助源,以与第一绕组相反的极性驱动第三绕组。 辅助开关串联插入从辅助源到第三绕组的第二路径,并由第四绕组的输出控制。 辅助开关的运行通过饱和变压器正向反馈。
    • 6. 发明授权
    • Oscillator using a piezo-electric device
    • 振荡器采用压电装置
    • US4897621A
    • 1990-01-30
    • US312557
    • 1989-02-21
    • Youichi Masuda
    • Youichi Masuda
    • H03B5/32
    • H03B5/326
    • In an oscillator of this invention, a differential amplifier circuit is constituted by connecting the collectors of first and second transistors to one terminal of a DC power source respectively through first and second resistors, the emitters of the first and second transistors to the other terminal of the DC power source through a common current-source, and the bases of the first and second transistors to a bias circuit for applying a bias voltage, at least one port of a piezo-electric device having at least two ports on a single substrate is connected between the collectors of the first and second transistors, and the remaining port is connected between the bases of the first and second transistors. The transistors can be field effect transistors, and the common current-source can be a resistor. In this oscillator, since no DC voltage is applied across transducers of each port, degradation of a piezo-electric device can be prevented. The circuit has a complete symmetrical arrangement, and only a DC current flows in from the power source. For this reason, the circuit does not serve as a noise source for another circuit connected to the power source, and is not easily influenced by noise from the other circuit. Since no large-capacitance capacitor is required, the oscillator is suitable for an integrated circuit.
    • 9. 发明授权
    • Array substrate of liquid crystal display device
    • 液晶显示装置的阵列基板
    • US5774100A
    • 1998-06-30
    • US721620
    • 1996-09-26
    • Yoshiro AokiYouichi Masuda
    • Yoshiro AokiYouichi Masuda
    • G09G3/00G09G3/36
    • G09G3/006G09G3/3648G09G3/3688G09G2330/10G09G2330/12Y10S345/904
    • An array substrate of an LCD device includes a glass substrate, an n.times.m number of pixel electrodes arrayed in a matrix form on the glass substrate, an n-number of scanning lines formed along rows of the pixel electrodes on the glass substrate, an m-number of signal lines formed along columns of the pixel electrodes on the glass substrate, switching elements formed on the glass substrate and located adjacent to intersections of the scanning lines and signal lines, each switching element supplying a video signal from the signal line to the pixel electrode in response to a scanning signal supplied from the scanning line, and a test supporting circuit for sensing potentials of the scanning lines. The test supporting circuit includes a test section comprising an n-number of testing thin film transistors whose gates are connected to the scanning lines and a test wiring section connected to source-drain paths of the testing thin film transistors thereby to detect the operation states of the testing thin film transistors corresponding to the gate potentials thereof. The test wiring section includes first and second test pads between which the source-drain paths of the testing thin film transistors are connected in parallel, a third test pad to which a test voltage is applied with the first test pad used as a reference, and a resistive element connected between the second and third test pads, the test voltage being divided according to a resistance ratio between the resistive element and the testing thin film transistors.
    • LCD装置的阵列基板包括玻璃基板,在玻璃基板上排列成矩阵形式的n×m个像素电极,沿着玻璃基板上的像素电极列排列的n条扫描线, 沿着玻璃基板上的像素电极的列形成的信号线的数量,形成在玻璃基板上并且位于扫描线和信号线的交叉点附近的开关元件,每个开关元件从信号线向像素提供视频信号 响应于从扫描线提供的扫描信号的电极和用于感测扫描线的电位的测试支持电路。 测试支持电路包括测试部分,其包括n个测试薄膜晶体管,其栅极连接到扫描线,以及连接到测试薄膜晶体管的源极 - 漏极路径的测试布线部分,从而检测其中的操作状态 测试薄膜晶体管对应于其栅极电位。 测试布线部分包括测试薄膜晶体管的源极 - 漏极路径并联连接的第一和第二测试焊盘,第一测试焊盘用作参考的施加测试电压的第三测试焊盘,以及 连接在第二和第三测试焊盘之间的电阻元件,测试电压根据电阻元件和测试薄膜晶体管之间的电阻比进行分压。