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    • 1. 发明授权
    • Output circuit, light-receiver circuit using the same, and photocoupler
    • 输出电路,使用相同的光接收电路和光电耦合器
    • US08384055B2
    • 2013-02-26
    • US12923959
    • 2010-10-18
    • Masafumi ShimizuSatoshi Yoshimura
    • Masafumi ShimizuSatoshi Yoshimura
    • H01L31/167
    • H01L31/02019G05F3/30H01L31/147H03F3/08H03F3/085H03F3/45089H03F2203/45244
    • An output circuit includes a bias circuit that operates when a power supply voltage equal to or larger than a predetermined voltage is applied, a differential amplifier circuit that outputs signals according to input differential signals upon receiving a bias current or bias voltage generated when the bias circuit is operated, an output stage circuit that receives differential signals according to an output from the differential amplifier circuit and outputs output signals according to the differential signals, the output stage circuit having fewer number of stages of elements connected in series than the bias circuit, and a pull-down circuit that forcibly sets a level of one of the differential signals received by the output stage circuit to a ground voltage to fix the level of the output signals output from the output stage circuit when the bias current or the bias voltage generated by the bias circuit is not supplied.
    • 输出电路包括:当施加等于或大于预定电压的电源电压时工作的偏置电路;差分放大器电路,当接收偏置电流或偏置电路产生的偏置电压时,根据输入差分信号输出信号 输出级电路,其根据差分放大器电路的输出接收差分信号,并根据差分信号输出输出信号,输出级电路具有比偏置电路串联连接的元件级数少;以及 一个下拉电路,当由输出级电路产生的偏置电流或偏置电压产生的偏置电流或偏置电压时,强制将由输出级电路接收的差分信号之一的电平设置为接地电压,以固定从输出级电路输出的输出信号的电平 不提供偏置电路。
    • 2. 发明申请
    • Output circuit, light-receiver circuit using the same, and photocoupler
    • 输出电路,使用相同的光接收电路和光电耦合器
    • US20110101256A1
    • 2011-05-05
    • US12923959
    • 2010-10-18
    • Masafumi ShimizuSatoshi Yoshimura
    • Masafumi ShimizuSatoshi Yoshimura
    • H01L31/167G05F3/08H01L31/102H01L31/02
    • H01L31/02019G05F3/30H01L31/147H03F3/08H03F3/085H03F3/45089H03F2203/45244
    • An output circuit includes a bias circuit that operates when a power supply voltage equal to or larger than a predetermined voltage is applied, a differential amplifier circuit that outputs signals according to input differential signals upon receiving a bias current or bias voltage generated when the bias circuit is operated, an output stage circuit that receives differential signals according to an output from the differential amplifier circuit and outputs output signals according to the differential signals, the output stage circuit having fewer number of stages of elements connected in series than the bias circuit, and a pull-down circuit that forcibly sets a level of one of the differential signals received by the output stage circuit to a ground voltage to fix the level of the output signals output from the output stage circuit when the bias current or the bias voltage generated by the bias circuit is not supplied.
    • 输出电路包括:当施加等于或大于预定电压的电源电压时工作的偏置电路;差分放大器电路,当接收偏置电流或偏置电路产生的偏置电压时,根据输入差分信号输出信号 输出级电路,其根据差分放大器电路的输出接收差分信号,并根据差分信号输出输出信号,输出级电路具有比偏置电路串联连接的元件级数少;以及 一个下拉电路,当由输出级电路产生的偏置电流或偏置电压产生的偏置电流或偏置电压时,强制将由输出级电路接收的差分信号之一的电平设置为接地电压,以固定从输出级电路输出的输出信号的电平 不提供偏置电路。
    • 5. 发明申请
    • MOTORCYCLE
    • 摩托车
    • US20070228764A1
    • 2007-10-04
    • US11686782
    • 2007-03-15
    • Masafumi ShimizuTadashi Shimomura
    • Masafumi ShimizuTadashi Shimomura
    • B62J17/00
    • B62J17/02B60Y2200/12B62K2202/00
    • A motorcycle having a meter device and a handlebar cover arranged to inhibit damage or the adherence of powder coating to the meter device from the handlebar cover. In one embodiment, a rear cover comprises a peripheral wall, which surrounds an outer periphery of a meter device. At least a front portion of the peripheral wall, which surrounds a front side of the meter device, comprises a first portion and a second portion. The first portion is positioned inside the front cover. An outer surface of the second portion is exposed between a rear edge of the front cover and the meter. A dimension of the first portion and the second portion are the same in a longitudinal direction of the motorcycle, or the second portion is smaller than the first portion.
    • 一种具有仪表装置和把手盖的摩托车,其布置成防止来自车把盖的粉末涂层损坏或附着到仪表装置。 在一个实施例中,后盖包括围绕仪表装置的外周的周壁。 围绕仪表装置的前侧的周壁的至少前部包括第一部分和第二部分。 第一部分位于前盖内。 第二部分的外表面暴露在前盖的后边缘和仪表之间。 第一部分和第二部分的尺寸在摩托车的纵向方向上相同,或者第二部分小于第一部分。
    • 6. 发明申请
    • PHOTODETECTOR AMPLIFIER CIRCUIT
    • 光电放大器电路
    • US20100019131A1
    • 2010-01-28
    • US12487281
    • 2009-06-18
    • Masafumi Shimizu
    • Masafumi Shimizu
    • H03F3/08
    • H03F3/08
    • A photodetector amplifier circuit that converts a photodetector signal photoelectrically into a photocurrent and controls on or off state of an output transistor according to the photocurrent. The photodetector amplifier circuit has a first control circuit that is connected to a control terminal of the output transistor and controls on or off state of the output transistor according to the photocurrent and a switch that is connected between the control terminal of the output transistor and a ground voltage terminal and if the output transistor is turned off, discharges the control terminal of the output transistor by making the control terminal of the output transistor conductive with the ground voltage terminal.
    • 光电检测器放大器电路,其将光电检测器信号光电转换成光电流,并根据光电流控制输出晶体管的导通或截止状态。 光电检测放大器电路具有连接到输出晶体管的控制端的第一控制电路,并根据光电流控制输出晶体管的导通或截止状态,以及连接在输出晶体管的控制端和 接地电压端子,并且如果输出晶体管截止,则通过使输出晶体管的控制端子与接地电压端子导通来放电输出晶体管的控制端子。