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1. 发明申请

WO2015039049A1 CIRCUITS AND METHODS FOR SWITCHED-MODE OPERATIONAL AMPLIFIERS 审中-公开
标题翻译：用于开关模式运算放大器的电路和方法
公开(公告)号：WO2015039049A1
公开(公告)日：2015-03-19
申请号：PCT/US2014/055705
申请日：2014-09-15
申请人： THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK , VIGRAHAM, Baradwaj , KUPPAMBATTI, Jayanth , KINGET, Peter, R.
发明人： VIGRAHAM, Baradwaj , KUPPAMBATTI, Jayanth , KINGET, Peter, R.
IPC分类号： H03F3/217 , H03K3/017 , H02M7/527
CPC分类号： H03F1/26 , H03F3/217 , H03F3/2173 , H03F3/45636 , H03F2200/264 , H03F2200/351 , H03F2203/45288 , H03K3/017 , H03K3/037 , H03K5/24
摘要： Circuits and methods for switched mode operational amplifiers are provided. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; a first pulse width modulator (PWM) having an input coupled to the output of the amplifier and using a first periodic reference signal waveform; and a second PWM having an input coupled to the output of the amplifier and using a second periodic reference signal waveform, wherein the second periodic reference signal waveform is 180 degrees out of phase from the first periodic reference signal waveform. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; and a plurality of pulse width modulators (PWMs) each having an input coupled to the output of the amplifier and using a corresponding unique one of a plurality of periodic reference signal waveforms, wherein the plurality of periodic reference signal waveforms are shifted in phase.
摘要翻译：提供了开关模式运算放大器的电路和方法。在一些实施例中，提供电路，所述电路包括：具有输出的放大器; 第一脉冲宽度调制器（PWM），其具有耦合到放大器的输出并使用第一周期性参考信号波形的输入; 以及第二PWM，具有耦合到所述放大器的输出并使用第二周期性参考信号波形的输入，其中所述第二周期性参考信号波形与所述第一周期性参考信号波形相差180度。在一些实施例中，提供电路，所述电路包括：具有输出的放大器; 以及多个脉冲宽度调制器（PWM），每个脉冲宽度调制器（PWM）具有耦合到放大器的输出的输入并且使用多个周期性参考信号波形中的相应唯一的脉冲宽度调制器（PWM），其中多个周期性参考信号波形同相位移。

2. 发明申请

WO2015100402A1 CIRCUITS FOR LOW NOISE AMPLIFIERS 审中-公开
标题翻译：低噪声放大器电路
公开(公告)号：WO2015100402A1
公开(公告)日：2015-07-02
申请号：PCT/US2014/072324
申请日：2014-12-24
申请人： VIGRAHAM, Baradwaj , KINGET, Peter R.
发明人： VIGRAHAM, Baradwaj , KINGET, Peter R.
IPC分类号： H03H7/38
CPC分类号： H03F3/193 , H03F1/565 , H03F3/19 , H03F3/211 , H03F2200/222 , H03F2200/294 , H03F2200/541 , H03F2200/78 , H03H11/28
摘要： Low noise amplifiers (LNAs) are provided, the LNAs comprising: a common gate matching network; a capacitor d ; a resistor d ; a coil d , wherein a side 1 of coil d is coupled to a side 1 of capacitor d , a side 1 of resistor d , and a V+ and a side 2 of the coil d is coupled to a side 2 of capacitor d , a side 2 of resistor d , and a network input; a capacitor s ; a resistor s ; a coil s , wherein a side 1 of coil s is coupled to an LNA input, a side 1 of capacitor s , a side 1 of resistor s , and a network output and a side 2 of coil s is coupled to a side 2 of the capacitor s , a side 2 of resistor s , and ground; and an output coil that is magnetically coupled to coil d and coil s and having a side 1 coupled to a first terminal of an LNA output and a side 2 coupled to a second terminal of the LNA output.
摘要翻译：提供低噪声放大器（LNA），LNA包括：公共门匹配网络; 一个电容; 抵抗者 coild，其中coild的side1耦合到电容的一侧，电阻的一侧，以及电阻的V +和侧面2耦合到电容的侧面2，电阻的侧面2和网络输入; 电容器电阻器线圈，其中线圈的侧面1耦合到LNA输入，电容器的侧面1，电阻器的侧面1以及网络输出端和线圈的侧面2耦合到电容器的侧面2，电阻器的侧面2和接地 ; 以及输出线圈，其被磁耦合到共线圈和线圈，并且具有耦合到LNA输出的第一端子的侧面1和耦合到LNA输出端的第二端子的侧面2。

3. 发明申请

WO2015048681A1 CIRCUITS, METHODS, AND MEDIA FOR PROVIDING DELTA-SIGMA MODULATORS 审中-公开
标题翻译：用于提供DELTA-SIGMA调制器的电路，方法和媒体
公开(公告)号：WO2015048681A1
公开(公告)日：2015-04-02
申请号：PCT/US2014/058122
申请日：2014-09-29
申请人： THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK , KUPPAMBATTI, Jayanth , VIGRAHAM, Baradwaj , KINGET, Peter R.
发明人： KUPPAMBATTI, Jayanth , VIGRAHAM, Baradwaj , KINGET, Peter R.
IPC分类号： H03M3/04
CPC分类号： H03M3/464 , H03M3/338 , H03M3/388
摘要： Circuits, methods, and media for providing calibrated delta-sigma modulators are provided. In some embodiments, circuits for a delta-sigma modulator are provided, the circuits comprising: an analog-to-digital converter that produces an output having multiple bits; a digital-to-analog converter having an input having multiple bits; a switch coupled between the output the input that can be used to configure connections between the bits of the output and the bits of the input; a hardware processor that: for multiple iterations, sets a configuration of the switch, samples the bits of the output to produce sample values for each bit of the bits of the output, and calculates an average of the sample values for each of the bits of the output values; computes weights for each of the bits of the output values; and calculates weighted output values for every value of the outputs.
摘要翻译：提供了用于提供校准的Δ-Σ调制器的电路，方法和介质。在一些实施例中，提供了用于Δ-Σ调制器的电路，所述电路包括：产生具有多个位的输出的模数转换器; 具有具有多个位的输入的数模转换器; 耦合在输出端之间的开关，输入端可用于配置输出位和输入位之间的连接; 硬件处理器：对于多次迭代，设置开关的配置，对输出的比特进行采样以产生输出的比特的每个比特的采样值，并且计算每个比特的采样值的平均值输出值; 计算输出值的每个位的权重; 并计算输出的每个值的加权输出值。

4. 发明公开

EP3044874A1 CIRCUITS AND METHODS FOR SWITCHED-MODE OPERATIONAL AMPLIFIERS 审中-公开
标题翻译：电路和开关操作放大器方法
公开(公告)号：EP3044874A1
公开(公告)日：2016-07-20
申请号：EP14844394.8
申请日：2014-09-15
申请人： The Trustees of Columbia University in the City of New York , Vigraham, Baradwaj , Kuppambatti, Jayanth , Kinget, Peter R.
发明人： VIGRAHAM, Baradwaj , KUPPAMBATTI, Jayanth , KINGET, Peter R.
IPC分类号： H03F3/217 , H03K3/017 , H02M7/527
CPC分类号： H03F1/26 , H03F3/217 , H03F3/2173 , H03F3/45636 , H03F2200/264 , H03F2200/351 , H03F2203/45288 , H03K3/017 , H03K3/037 , H03K5/24
摘要： Circuits and methods for switched mode operational amplifiers are provided. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; a first pulse width modulator (PWM) having an input coupled to the output of the amplifier and using a first periodic reference signal waveform; and a second PWM having an input coupled to the output of the amplifier and using a second periodic reference signal waveform, wherein the second periodic reference signal waveform is 180 degrees out of phase from the first periodic reference signal waveform. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; and a plurality of pulse width modulators (PWMs) each having an input coupled to the output of the amplifier and using a corresponding unique one of a plurality of periodic reference signal waveforms, wherein the plurality of periodic reference signal waveforms are shifted in phase.

5. 发明公开

EP3044874A4 CIRCUITS AND METHODS FOR SWITCHED-MODE OPERATIONAL AMPLIFIERS 审中-公开
标题翻译： SCHALTUNGEN UND VERFAHRENFÜRSCHALTOPERATIONSVERSTÄRKER
公开(公告)号：EP3044874A4
公开(公告)日：2017-04-12
申请号：EP14844394
申请日：2014-09-15
申请人： UNIV COLUMBIA , VIGRAHAM BARADWAJ , KUPPAMBATTI JAYANTH , KINGET PETER R
发明人： VIGRAHAM BARADWAJ , KUPPAMBATTI JAYANTH , KINGET PETER R
IPC分类号： H03F3/217 , H02M7/527 , H03F1/26 , H03F3/45 , H03K3/017 , H03K3/037 , H03K5/24
CPC分类号： H03F1/26 , H03F3/217 , H03F3/2173 , H03F3/45636 , H03F2200/264 , H03F2200/351 , H03F2203/45288 , H03K3/017 , H03K3/037 , H03K5/24
摘要： Circuits and methods for switched mode operational amplifiers are provided. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; a first pulse width modulator (PWM) having an input coupled to the output of the amplifier and using a first periodic reference signal waveform; and a second PWM having an input coupled to the output of the amplifier and using a second periodic reference signal waveform, wherein the second periodic reference signal waveform is 180 degrees out of phase from the first periodic reference signal waveform. In some embodiments, circuits are provided, the circuits comprising: an amplifier having an output; and a plurality of pulse width modulators (PWMs) each having an input coupled to the output of the amplifier and using a corresponding unique one of a plurality of periodic reference signal waveforms, wherein the plurality of periodic reference signal waveforms are shifted in phase.
摘要翻译：提供了开关模式运算放大器的电路和方法。在一些实施例中，提供电路，所述电路包括：具有输出的放大器; 第一脉冲宽度调制器（PWM），其具有耦合到放大器的输出并使用第一周期性参考信号波形的输入; 以及第二PWM，其具有耦合到所述放大器的输出并使用第二周期性参考信号波形的输入，其中所述第二周期性参考信号波形与所述第一周期性参考信号波形相差180度。在一些实施例中，提供电路，所述电路包括：具有输出的放大器; 以及多个脉冲宽度调制器（PWM），每个脉冲宽度调制器（PWM）具有耦合到放大器的输出的输入并且使用多个周期性参考信号波形中的对应唯一的脉冲宽度调制器（PWM），其中多个周期性参考信号波形同相位移。

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