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    • 91. 发明授权
    • Oscillation circuit
    • 振荡电路
    • US08710933B2
    • 2014-04-29
    • US13478840
    • 2012-05-23
    • Takayuki NakamuraMinoru Sakai
    • Takayuki NakamuraMinoru Sakai
    • H03B1/00H03L5/00
    • H03B5/04H03B5/368H03L1/023
    • A disclosed oscillation circuit includes a constant-voltage generation circuit, an oscillation generation circuit configured to generate an oscillation output, an output circuit including a plurality of parallelly arranged MOSFET circuits, to which a constant voltage generated by the constant-voltage generation circuit is supplied as a supply voltage, output points of the plurality of MOSFET circuits being mutually connected, and a drive circuit configured to drive a selected MOSFET circuit selected in response to a selection input among the plurality of MOSFET circuits by the oscillation output, wherein an output from an unselected MOSFET circuit among the plurality of MOSFET circuits other than the selected MOSFET circuits has a high impedance.
    • 所公开的振荡电路包括恒压发生电路,被配置为产生振荡输出的振荡产生电路,包括多个并联布置的MOSFET电路的输出电路,由恒压产生电路产生的恒定电压 作为电源电压,多个MOSFET电路的输出点相互连接,以及驱动电路,其被配置为通过振荡输出来驱动响应于多个MOSFET电路中的选择输入而选择的所选择的MOSFET电路,其中, 除选择的MOSFET电路之外的多个MOSFET电路中的未选择的MOSFET电路具有高阻抗。
    • 93. 发明申请
    • OSCILLATION CIRCUIT
    • 振荡电路
    • US20120313718A1
    • 2012-12-13
    • US13478840
    • 2012-05-23
    • Takayuki NakamuraMinoru Sakai
    • Takayuki NakamuraMinoru Sakai
    • H03K3/36
    • H03B5/04H03B5/368H03L1/023
    • A disclosed oscillation circuit includes a constant-voltage generation circuit, an oscillation generation circuit configured to generate an oscillation output, an output circuit including a plurality of parallelly arranged MOSFET circuits, to which a constant voltage generated by the constant-voltage generation circuit is supplied as a supply voltage, output points of the plurality of MOSFET circuits being mutually connected, and a drive circuit configured to drive a selected MOSFET circuit selected in response to a selection input among the plurality of MOSFET circuits by the oscillation output, wherein an output from an unselected MOSFET circuit among the plurality of MOSFET circuits other than the selected MOSFET circuits has a high impedance.
    • 所公开的振荡电路包括恒压发生电路,被配置为产生振荡输出的振荡产生电路,包括多个并联布置的MOSFET电路的输出电路,由恒压产生电路产生的恒定电压 作为电源电压,多个MOSFET电路的输出点相互连接,以及驱动电路,其被配置为通过振荡输出来驱动响应于多个MOSFET电路中的选择输入而选择的所选择的MOSFET电路,其中, 除选择的MOSFET电路之外的多个MOSFET电路中的未选择的MOSFET电路具有高阻抗。
    • 94. 发明申请
    • PROCESS FOR PRODUCING ISOTHIAZOLE DERIVATIVE
    • 生产异噻唑衍生物的方法
    • US20120046473A1
    • 2012-02-23
    • US13318323
    • 2010-04-30
    • Takayuki NakamuraHironobu KumagaiMahito Ogawa
    • Takayuki NakamuraHironobu KumagaiMahito Ogawa
    • C07D275/03
    • C07D275/02C07D275/03
    • A process for producing 3,4-dichloro-5-cyanoisothiazole represented by a general formula (3): the process comprising: reacting a nitrile compound represented by a general formula (1): (wherein “n” denotes an integer of 0 to 2), with sulfur chloride represented by a general formula (2): [Chemical Formula 18] SmCl2   (2) (wherein “m” represents an integer of 1 to 2), or a mixture thereof in an aprotic polar solvent. There is provided a process for producing 3,4-dichloro-5-cyanoisothiazole, which is capable of suppressing by-production of a waste, without using a raw material having a having a strong toxicity; and is capable of providing a product having a higher purity in a high yield and efficiency in an industrial scale, in a simple manner.
    • 由通式(3)表示的制备3,4-二氯-5-氰基异噻唑的方法:该方法包括:使由通式(1)表示的腈化合物:其中“n”表示0至0的整数 2),用通式(2)表示的氯化硫:[化学式18] SmCl 2(2)(其中“m”表示1〜2的整数)或其在非质子极性溶剂中的混合物。 提供一种能够抑制副产物的3,4-二氯-5-氰基异噻唑的方法,而不使用具有强毒性的原料; 并且能够以简单的方式以高产率和高效率的工业规模提供具有较高纯度的产品。
    • 98. 发明授权
    • Jitter generating circuit
    • 抖动发生电路
    • US07808291B2
    • 2010-10-05
    • US11916247
    • 2006-06-18
    • Takayuki NakamuraTakashi Sekino
    • Takayuki NakamuraTakashi Sekino
    • H03H11/16
    • H03K5/156G01R31/2841G01R31/31709H03K3/84H03K7/08
    • A jitter generating circuit wherein a simple structure can be used to generate a pattern effect jitter. A jitter generating circuit 1 comprises a driver input circuit 20 that serves as a signal analyzing unit for analyzing the contents of the signal pattern of an input signal; a plurality of gain adjusting circuits 30; a plurality of lowpass filters 40; a plurality of adders 50; an adder 52; and a driver output circuit 60 that outputs a signal obtained by adjusting, in accordance with a signal analysis result, the phase of the input signal in such a direction in which the change timing deviates when the input signal is transmitted to the transmission line. Thus, the phase of an input signal is adjusted, thereby adding the jitter to the input signal.
    • 抖动发生电路,其中可以使用简单的结构来产生模式效果抖动。 抖动发生电路1包括用作​​信号分析单元的驱动器输入电路20,用于分析输入信号的信号模式的内容; 多个增益调整电路30; 多个低通滤波器40; 多个加法器50; 加法器52; 以及驱动器输出电路60,其输出通过根据信号分析结果,当输入信号被发送到传输线时,在改变定时偏离的方向上调整输入信号的相位而获得的信号。 因此,输入信号的相位被调整,从而将抖动加到输入信号上。