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    • 1. 发明申请
    • POWER DETECTOR
    • 电源检测器
    • US20100330938A1
    • 2010-12-30
    • US12918168
    • 2008-03-13
    • Yi Yin
    • Yi Yin
    • H04B1/04H03F3/45
    • H03F1/0272H03F1/34H03F3/24H03F2200/105H03F2200/207H04B2001/0433
    • A power detector comprises a pair of transistor amplifier elements having respective control terminals for receiving with opposite polarities a radio/mm-wave frequency signal whose power is to be detected. Respective alternately-conductive parallel amplifier paths are controlled by the control terminals. A low pass filter and current mirror is responsive to the combined currents flowing in the parallel amplifier paths for producing a low pass filtered signal. A detector output stage is responsive to the low pass filtered signal. Each of the pair of amplifier elements includes a respective impedance through which flows current from the respective amplifier path and current from the respective control terminal.
    • 功率检测器包括一对晶体管放大器元件,具有各自的控制端子,用于以相反的极性接收要检测其功率的无线电/毫米波频率信号。 各个交替导电的并行放大器路径由控制端子控制。 低通滤波器和电流镜响应于在并行放大器路径中流动的组合电流以产生低通滤波信号。 检测器输出级响应于低通滤波信号。 一对放大器元件中的每一个包括相应的阻抗,通过该阻抗流动来自相应放大器路径的电流和来自相应控制端的电流。
    • 4. 发明申请
    • A MM-WAVE FREQUENCY PEAK DETECTOR
    • 一个MM波频率探测器
    • US20160238637A1
    • 2016-08-18
    • US15027272
    • 2013-10-18
    • Yi YIN
    • Yi Yin
    • G01R19/04
    • G01R19/04G01R21/01G01R29/0892
    • A peak detector circuit comprises a first output coupled to ground by a first load and to emitter terminals of first and second switching devices. A second output is coupled to ground by a second load and to emitter terminals of third and fourth switching devices. A third output is coupled to a supply voltage node by a third load and to collector terminals of the first and second switching devices. A fourth output is coupled to the supply voltage node by a fourth load and to collector terminals of the third and fourth switching devices. The first, second, third, and fourth switching devices have control terminals which are biased with a common bias voltage. The first, second, third and fourth load are selected so that R1=R2=αf*R3=αf*R4, with R1, R2, R3, R4 being a resistance of the first, second, third and fourth loads, respectively, and αf a common-base current gain of the switching devices.
    • 峰值检测器电路包括通过第一负载接地的第一输出和第一和第二开关器件的发射极端子。 第二输出通过第二负载和第三和第四开关器件的发射极端子耦合到地。 第三输出通过第三负载和第一和第二开关器件的集电极端子耦合到电源电压节点。 第四输出通过第四负载和第三和第四开关器件的集电极端子耦合到电源电压节点。 第一,第二,第三和第四开关器件具有以公共偏置电压偏置的控制端子。 选择第一,第二,第三和第四载荷使得R1 = R2 =αf* R3 =αf* R4,其中R1,R2,R3,R4分别是第一,第二,第三和第四载荷的电阻, αf是开关器件的公共基极电流增益。
    • 5. 发明申请
    • Ground fault circuit interrupter
    • 接地故障电路断路器
    • US20080225448A1
    • 2008-09-18
    • US11901759
    • 2007-09-18
    • Xuguang LiXiaobing DongYi Yin
    • Xuguang LiXiaobing DongYi Yin
    • H02H3/04
    • H02H11/002
    • A method of preventing an overload current from a power supply to a load through a ground fault circuit interrupter includes the steps of: obtaining an interrupted fault current from a hot wire to a ground wire via a first zero-phase current inductor and a fault current from a neutral wire to the ground wire via a second zero-phase current inductor; amplifying a signal of the fault current by an Op-Amp; and determining the fault current by a programmable control module, wherein when the fault current is larger than a preset threshold, the programmable control module sends a control signal to a control switch such that the control switch electrifies a second coil of a trip breaker to drive an armature at an unlocked position, so as to separate a movable terminal with a fixed terminal for electrically disconnecting the load with the power supply.
    • 通过接地故障电路断续器防止来自电源到负载的过载电流的方法包括以下步骤:经由第一零相电流电感器和故障电流从热线到接地线获得中断的故障电流 通过第二个零相电流电感从中性线到地线; 通过Op-Amp放大故障电流的信号; 以及通过可编程控制模块确定所述故障电流,其中当所述故障电流大于预设阈值时,所述可编程控制模块向控制开关发送控制信号,使得所述控制开关使跳闸断路器的第二线圈通电以驱动 电枢处于解锁位置,以便将可移动端子与固定端子分开,以使电源与电源电断开。
    • 7. 发明申请
    • PUSH-PUSH OSCILLATOR CIRCUIT
    • 推压振荡器电路
    • US20130141175A1
    • 2013-06-06
    • US13814764
    • 2010-08-26
    • Yi YinHao LiSaverio Trotta
    • Yi YinHao LiSaverio Trotta
    • H02M7/5383
    • H02M7/53835H03B5/1209H03B5/1218H03B5/1231H03B5/124H03B5/1847H03B25/00H03B2200/007
    • A push-push oscillator circuit with a first oscillation branch with a first active device and a first tank adapted to provide a signal having a fundamental frequency f0, a second oscillation branch with a second active device and a second tank symmetrical to the first oscillation branch and adapted to provide a signal having the fundamental frequency f0. Output branches are coupled to the first oscillation branch and the second oscillation branch to provide signals having the second harmonic frequency 2f0 of the fundamental signal based on the signals having the fundamental frequency f0 and/or to provide signals having the fundamental frequency f0; The push-push oscillator circuit further comprises at least one terminal branch with a terminal adapted to provide a component of a differential signal having the second harmonic frequency 2f0 or the fundamental frequency f0. The at least one terminal branch comprises a RF stub.
    • 一种具有第一振荡分支的推挽振荡器电路,具有第一有源器件和适于提供具有基频f0的信号的第一振荡器,具有第二有源器件的第二振荡分支和与第一振荡分支对称的第二振荡器 并且适于提供具有基频f0的信号。 输出分支耦合到第一振荡分支和第二振荡分支,以基于具有基频f0的信号和/或提供具有基频f0的信号来提供具有基波信号的二次谐波频率2f0的信号; 推挽振荡器电路还包括至少一个终端分支,其具有适于提供具有二次谐波频率2f0或基频f0的差分信号的分量的终端。 至少一个终端分支包括RF短截线。
    • 8. 发明授权
    • Temperature compensation circuit and method for generating a voltage reference with a well-defined temperature behavior
    • 温度补偿电路和用于产生具有明确定义的温度特性的电压基准的方法
    • US08415940B2
    • 2013-04-09
    • US12991820
    • 2008-06-18
    • Yi YinRalf Reuter
    • Yi YinRalf Reuter
    • G05F3/16
    • G05F3/267
    • A temperature compensation circuit, comprises a temperature sensor circuit. The circuit comprises two or more temperature sensitive devices. In use, the devices are operated at different current densities and sense virtually the same ambient temperature. The devices provide temperature dependent signals having linear components with slopes of identical signs. The circuit further comprises one of more differential signal providing device for generating a difference of the signals generated by the temperature sensitive devices. A method for generating a voltage reference with a well-defined temperature behavior, comprises applying different current densities to two or more temperature sensitive devices of a temperature sensor circuit; sensing virtually the same ambient temperature with the two or more temperature sensitive devices. Each temperature sensitive devices generates a slightly different temperature dependent signal; and provide at least one differential signal based on said temperature dependent signals.
    • 温度补偿电路,包括温度传感器电路。 电路包括两个或多个温度敏感器件。 在使用中,器件以不同的电流密度工作,并感测几乎相同的环境温度。 这些装置提供具有相同符号斜率的线性分量的温度相关信号。 电路还包括用于产生由温度敏感器件产生的信号的差异的更多差分信号提供器件之一。 一种用于产生具有明确定义的温度特性的电压参考的方法,包括将不同的电流密度施加到温度传感器电路的两个或多个温度敏感器件; 使用两个或多个温度敏感设备感测几乎相同的环境温度。 每个温度敏感器件产生略微不同的温度相关信号; 并且基于所述与温度相关的信号提供至少一个差分信号。
    • 9. 发明申请
    • VOLTAGE CONTROLLED OSCILLATOR (VCO) CIRCUIT WITH INTEGRATED COMPENSATION OF THERMALLY CAUSED FREQUENCY DRIFT
    • 电压控制振荡器(VCO)电路,具有综合补偿热引起的频率DRIFT
    • US20110128080A1
    • 2011-06-02
    • US12997102
    • 2008-06-26
    • Peter WennekersHao LiYi Yin
    • Peter WennekersHao LiYi Yin
    • H03L7/00
    • H03B5/04H03B5/1218H03B5/1231H03B5/1243H03B5/1293H03L1/023H03L7/099H03L7/18
    • A voltage controlled oscillator circuit comprises a VCO resonator circuit having a first plurality of varactors for varying a frequency of the VCO resonator circuit the VCO resonator circuit being symmetrical with respect to VCO circuit ground and providing a signal having a frequency, the frequency depending on a tuning voltage applied to the first plurality of varactors, and a second plurality of varactors for compensating a drift of the frequency depending on a compensation voltage, a temperature sensor circuit sensing an ambient temperature of the VCO resonator circuit and providing a temperature dependent signal, and a temperature compensation circuit providing the compensation voltage depending on the temperature dependent signal. Furthermore, a phase locked loop (PLL) circuit, an automotive radar device and a method for compensating a frequency drift of a VCO resonator circuit are presented.
    • 压控振荡器电路包括具有第一多个变容二极管的VCO谐振电路,所述变容二极管用于改变所述VCO谐振器电路的频率,所述VCO谐振器电路相对于VCO电路接地是对称的,并提供具有频率的信号,所述频率取决于 施加到第一组多个变容二极管的调谐电压,以及第二组多个变容二极管,用于根据补偿电压补偿频率的漂移;感测VCO谐振电路的环境温度并提供与温度相关的信号的温度传感器电路;以及 温度补偿电路,其根据温度依赖信号提供补偿电压。 此外,提出了锁相环(PLL)电路,汽车雷达装置和用于补偿VCO谐振电路的频率漂移的方法。
    • 10. 发明授权
    • Ground fault circuit interrupter
    • 接地故障电路断路器
    • US07692904B2
    • 2010-04-06
    • US11901759
    • 2007-09-18
    • Xuguang LiXiaobing DongYi Yin
    • Xuguang LiXiaobing DongYi Yin
    • H02H3/00
    • H02H11/002
    • A method of preventing an overload current from a power supply to a load through a ground fault circuit interrupter includes the steps of: obtaining an interrupted fault current from a hot wire to a ground wire via a first zero-phase current inductor and a fault current from a neutral wire to the ground wire via a second zero-phase current inductor; amplifying a signal of the fault current by an Op-Amp; and determining the fault current by a programmable control module, wherein when the fault current is larger than a preset threshold, the programmable control module sends a control signal to a control switch such that the control switch electrifies a second coil of a trip breaker to drive an armature at an unlocked position, so as to separate a movable terminal with a fixed terminal for electrically disconnecting the load with the power supply.
    • 通过接地故障电路断续器防止来自电源到负载的过载电流的方法包括以下步骤:经由第一零相电流电感器和故障电流从热线到接地线获得中断的故障电流 通过第二个零相电流电感从中性线到地线; 通过Op-Amp放大故障电流的信号; 以及通过可编程控制模块确定所述故障电流,其中当所述故障电流大于预设阈值时,所述可编程控制模块向控制开关发送控制信号,使得所述控制开关使跳闸断路器的第二线圈通电以驱动 电枢处于解锁位置,以便将可移动端子与固定端子分开,以使电源与电源电断开。