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公开(公告)号：US20090058534A1
公开(公告)日：2009-03-05
申请号：US12230260
申请日：2008-08-26
申请人： Tomohiro UENO , Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
发明人： Tomohiro UENO , Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
IPC分类号： H03F3/04
CPC分类号： H03F1/565
摘要： A non-inverting amplifier circuit is disclosed that includes an operational amplifier and a preemphasis circuit connected between the operational amplifier and a signal source. The preemphasis circuit is configured to compensate for the internal delay of a load connected to the output of the operational amplifier by emphasizing a high-frequency component of a signal fed from the signal source.
摘要翻译： 公开了一种非反相放大器电路，其包括连接在运算放大器和信号源之间的运算放大器和预加重电路。 预加重电路被配置为通过强调从信号源馈送的信号的高频分量来补偿连接到运算放大器的输出的负载的内部延迟。
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公开(公告)号：US20080068051A1
公开(公告)日：2008-03-20
申请号：US11727632
申请日：2007-03-27
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
IPC分类号： H03K3/00
CPC分类号： H04Q11/0005 , H03K19/00346 , H04Q2011/0013 , H04Q2011/0039
摘要： A driving circuit of a semiconductor optical amplifier type gate switch constituting a matrix optical switch is provided with an operation amplifier into which a driving signal is input and from which a current corresponding to the driving signal is output, an inductance element provided at an output terminal of the operation amplifier, and a circuit composed of a diode element and a resistor element connected in parallel and provided between the inductance element and the semiconductor optical amplifier.
摘要翻译： 构成矩阵光开关的半导体光放大型门极开关的驱动电路设置有输入驱动信号的运算放大器，输出与驱动信号对应的电流，设置在输出端子的电感元件 以及由并联连接并设置在电感元件和半导体光放大器之间的二极管元件和电阻元件构成的电路。
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公开(公告)号：US08179593B2
公开(公告)日：2012-05-15
申请号：US12406624
申请日：2009-03-18
申请人： Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
CPC分类号： H03K19/018507
摘要： An optical-switch drive circuit including a driver unit that generates, in response to a control signal, an on/off signal for driving a semiconductor optical amplifier gate switch, and a buffer unit having a high input impedance and connected between an output terminal outputting the on/off signal and the semiconductor optical amplifier gate switch. In the optical-switch drive circuit the buffer unit may include a high-resistance voltage divider that is connected with the output terminal, and an operational amplifier that buffers, and provides to the semiconductor optical amplifier gate switch, a divided voltage of the voltage divider.
摘要翻译： 一种光开关驱动电路，包括驱动单元，该驱动单元响应于控制信号产生用于驱动半导体光放大器门极开关的导通/截止信号，以及具有高输入阻抗的缓冲单元，并连接在输出端 开关信号和半导体光放大器门极开关。 在光开关驱动电路中，缓冲单元可以包括与输出端连接的高电阻分压器和缓冲并向半导体光放大器门极开关提供分压电压的运算放大器 。
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公开(公告)号：US20110050293A1
公开(公告)日：2011-03-03
申请号：US12926199
申请日：2010-11-01
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
CPC分类号： H04Q11/0005 , H03K19/00346 , H04Q2011/0013 , H04Q2011/0039
摘要： A driving circuit of a semiconductor optical amplifier type gate switch constituting a matrix optical switch is provided with an operation amplifier into which a driving signal is input and from which a current corresponding to the driving signal is output, an inductance element provided at an output terminal of the operation amplifier, and a circuit composed of a diode element and a resistor element connected in parallel and provided between the inductance element and the semiconductor optical amplifier.
摘要翻译： 构成矩阵光开关的半导体光放大型门极开关的驱动电路设置有输入驱动信号的运算放大器，输出与驱动信号对应的电流，设置在输出端子的电感元件 以及由并联连接并设置在电感元件和半导体光放大器之间的二极管元件和电阻元件构成的电路。
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公开(公告)号：US07848600B2
公开(公告)日：2010-12-07
申请号：US11727632
申请日：2007-03-27
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
IPC分类号： G02F1/035
CPC分类号： H04Q11/0005 , H03K19/00346 , H04Q2011/0013 , H04Q2011/0039
摘要： A driving circuit of a semiconductor optical amplifier type gate switch constituting a matrix optical switch is provided with an operation amplifier into which a driving signal is input and from which a current corresponding to the driving signal is output, an inductance element provided at an output terminal of the operation amplifier, and a circuit composed of a diode element and a resistor element connected in parallel and provided between the inductance element and the semiconductor optical amplifier.
摘要翻译： 构成矩阵光开关的半导体光放大型门极开关的驱动电路设置有输入驱动信号的运算放大器，输出与驱动信号对应的电流，设置在输出端子的电感元件 以及由并联连接并设置在电感元件和半导体光放大器之间的二极管元件和电阻元件构成的电路。
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6.发明申请Semiconductor optical amplifier type gate switch drive circuit, semiconductor optical amplifier type gate switching drive, and optical cross connect 有权半导体光放大器型栅极开关驱动电路，半导体光放大器型栅极开关驱动器和光交叉连接公开(公告)号：US20080205888A1
公开(公告)日：2008-08-28
申请号：US12002763
申请日：2007-12-19
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
IPC分类号： H04J14/00
CPC分类号： H04Q11/0005 , H03D9/00 , H04Q2011/0011 , H04Q2011/0013 , H04Q2011/0016 , H04Q2011/0024 , H04Q2011/0039
摘要： A drive circuit is provided for a semiconductor optical amplifier type gate switch includes a first transmission path and a second transmission path. The first transmission path includes a common first sub-path between a signal source and a first node; and an individual second sub-path for each of a plurality of operational amplifiers between the first node and a corresponding one of the operational amplifiers. The second transmission path includes an individual third sub-path between each of the operational amplifiers and a second node; and a common fourth sub-path between the second node and the semiconductor optical amplifier type gate switches. Transmission delay times of all the individual second sub-paths are equal, and transmission delay times of all the individual third sub-paths are equal.
摘要翻译： 提供了一种用于半导体光放大器型栅极开关的驱动电路，其包括第一传输路径和第二传输路径。 第一传输路径包括信号源和第一节点之间的公共第一子路径; 以及用于第一节点和运算放大器中的相应一个之间的多个运算放大器中的每一个的单独的第二子路径。 第二传输路径包括每个运算放大器和第二节点之间的单独的第三子路径; 以及第二节点和半导体光放大器型栅极开关之间的公共第四子路径。 所有各个第二子路径的传输延迟时间相等，并且所有各个第三子路径的传输延迟时间相等。
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公开(公告)号：US07898341B2
公开(公告)日：2011-03-01
申请号：US12230260
申请日：2008-08-26
申请人： Tomohiro Ueno , Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
发明人： Tomohiro Ueno , Masaji Noguchi , Yutaka Kai , Setsuo Yoshida
IPC分类号： H03F3/08
CPC分类号： H03F1/565
摘要： A non-inverting amplifier circuit is disclosed that includes an operational amplifier and a preemphasis circuit connected between the operational amplifier and a signal source. The preemphasis circuit is configured to compensate for the internal delay of a load connected to the output of the operational amplifier by emphasizing a high-frequency component of a signal fed from the signal source.
摘要翻译： 公开了一种非反相放大器电路，其包括连接在运算放大器和信号源之间的运算放大器和预加重电路。 预加重电路被配置为通过强调从信号源馈送的信号的高频分量来补偿连接到运算放大器的输出的负载的内部延迟。
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公开(公告)号：US20090237127A1
公开(公告)日：2009-09-24
申请号：US12406624
申请日：2009-03-18
申请人： Masaji NOGUCHI , Yutaka Kai , Setsuo Yoshida
发明人： Masaji NOGUCHI , Yutaka Kai , Setsuo Yoshida
IPC分类号： H03K3/00
CPC分类号： H03K19/018507
摘要： An optical-switch drive circuit including a driver unit that generates, in response to a control signal, an on/off signal for driving a semiconductor optical amplifier gate switch, and a buffer unit having a high input impedance and connected between an output terminal outputting the on/off signal and the semiconductor optical amplifier gate switch. In the optical-switch drive circuit the buffer unit may include a high-resistance voltage divider that is connected with the output terminal, and an operational amplifier that buffers, and provides to the semiconductor optical amplifier gate switch, a divided voltage of the voltage divider.
摘要翻译： 一种光开关驱动电路，包括驱动单元，该驱动单元响应于控制信号产生用于驱动半导体光放大器门极开关的导通/截止信号，以及具有高输入阻抗的缓冲单元，并连接在输出端 开关信号和半导体光放大器门极开关。 在光开关驱动电路中，缓冲单元可以包括与输出端连接的高电阻分压器和缓冲并向半导体光放大器门极开关提供分压电压的运算放大器 。
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9.发明申请Semiconductor optical amplification module, optical matrix switching device, and drive circuit 有权半导体光放大模块，光矩阵开关器件和驱动电路公开(公告)号：US20080239472A1
公开(公告)日：2008-10-02
申请号：US12068354
申请日：2008-02-05
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
摘要： A semiconductor optical amplification module that can suppress ringing without increasing power consumption or circuit size or inhibiting high-speed operation. A semiconductor optical amplifier outputs an optical signal inputted according to driving current outputted from a drive circuit. A diode is connected in parallel with the semiconductor optical amplifier. As a result, it becomes possible to suppress ringing without connecting a large resistor to the drive circuit.
摘要翻译： 一种半导体光放大模块，其可以在不增加功耗或电路尺寸或抑制高速操作的情况下抑制振铃。 半导体光放大器输出根据从驱动电路输出的驱动电流输入的光信号。 二极管与半导体光放大器并联连接。 结果，可以在不将大电阻器连接到驱动电路的情况下抑制振铃。
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公开(公告)号：US08139903B2
公开(公告)日：2012-03-20
申请号：US12926199
申请日：2010-11-01
申请人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
发明人： Masaji Noguchi , Tomohiro Ueno , Yutaka Kai , Setsuo Yoshida
IPC分类号： G02F1/035
CPC分类号： H04Q11/0005 , H03K19/00346 , H04Q2011/0013 , H04Q2011/0039
摘要： A driving circuit of a semiconductor optical amplifier type gate switch constituting a matrix optical switch is provided with an operation amplifier into which a driving signal is input and from which a current corresponding to the driving signal is output, an inductance element provided at an output terminal of the operation amplifier, and a circuit composed of a diode element and a resistor element connected in parallel and provided between the inductance element and the semiconductor optical amplifier.
摘要翻译： 构成矩阵光开关的半导体光放大型门极开关的驱动电路设置有输入驱动信号的运算放大器，输出与驱动信号对应的电流，设置在输出端子的电感元件 以及由并联连接并设置在电感元件和半导体光放大器之间的二极管元件和电阻元件构成的电路。
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