专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

11. 发明申请

US20120105152A1 Joint optimisation of supply and bias modulation 有权
标题翻译：联合优化供应和偏置调制
公开(公告)号：US20120105152A1
公开(公告)日：2012-05-03
申请号：US13346098
申请日：2012-01-09
申请人： Gerard Wimpenny , Julian Hildersley , Robert Henshaw , Yi Qin
发明人： Gerard Wimpenny , Julian Hildersley , Robert Henshaw , Yi Qin
IPC分类号： H03G3/20
CPC分类号： H03F1/32 , H03F1/0227 , H03F1/0266 , H03F2200/102 , H03F2200/228 , H03F2200/504
摘要： There is disclosed a technique for controlling at least one amplification stage, comprising: selecting a linearity objective for the amplification stage; in dependence on an input signal to said amplification stage, determining a combination of supply input and bias input for the amplification stage in order to meet said linearity objective; and in dependence on there being more than one combination of supply input and bias input for meeting the linearity objective, selecting the combination that optimises a further system performance objective for the amplification stage. The further system performance objective may be one or more of: an efficiency objective; an envelope signal bandwidth objective; or a robustness to production tolerance objective.
摘要翻译：公开了一种用于控制至少一个放大级的技术，包括：选择放大级的线性度; 根据对所述放大级的输入信号，确定用于放大级的电源输入和偏置输入的组合，以便满足所述线性目标; 并且依赖于用于满足线性度目标的供给输入和偏置输入的多于一个组合，选择优化用于放大级的另一系统性能目标的组合。进一步的系统性能目标可以是一个或多个：效率目标; 包络信号带宽目标; 或对生产容忍目标的鲁棒性。

12. 发明申请

US20120025917A1 Efficient amplification stage 有权
标题翻译：高效放大阶段
公开(公告)号：US20120025917A1
公开(公告)日：2012-02-02
申请号：US13075650
申请日：2011-03-30
申请人： Shane Flint , Gerard Wimpenny
发明人： Shane Flint , Gerard Wimpenny
IPC分类号： H03F3/04 , H03F1/00
CPC分类号： H03F3/24 , H03F1/0222 , H03F1/0233 , H03F3/189 , H03F2200/102 , H03F2200/411 , H03F2200/504
摘要： This is disclosed an amplification stage including a first amplifier stage, a second amplifier stage, and a power supply unit, in which the output of the first stage provides the input to the second stage, and the power supply unit provides a power supply for both amplifier stages, wherein the voltage of the power supply is continuously varied in dependence of the amplitude of the signal being amplified.
摘要翻译：这被公开了包括第一放大级，第二放大级和电源单元的放大级，其中第一级的输出向第二级提供输入，并且电源单元为两者提供电源放大器级，其中电源的电压根据被放大的信号的幅度连续变化。

13. 发明申请

US20110095846A1 Filter for Switched Mode Power Supply 有权
标题翻译：开关电源滤波器
公开(公告)号：US20110095846A1
公开(公告)日：2011-04-28
申请号：US12919645
申请日：2009-02-27
申请人： Gerard Wimpenny
发明人： Gerard Wimpenny
IPC分类号： H03H7/01
CPC分类号： H02J3/01 , H03F1/0216 , H03F1/0222 , H03F3/19 , H03F3/21 , H03F3/217 , H03F2200/102 , H03F2200/165 , H03H7/0115 , H03H7/0138 , H03H7/075 , H03H7/1766 , H03H7/1775
摘要： There is provided a filter for receiving a rectangular or stepped source voltage to be filtered and for providing an output voltage, the filter including means arranged to determine the output voltage in dependence on the frequency components of the source voltage within the filter passband, and independent of output current drawn.
摘要翻译：提供了一种滤波器，用于接收待滤波的矩形或阶梯源电压并提供输出电压，滤波器包括用于根据滤波器通带内的源电压的频率分量来确定输出电压的装置，以及独立的的输出电流。

14. 发明申请

US20100073088A1 Joint optimisation of supply and bias modulation 有权
标题翻译：联合优化供应和偏置调制
公开(公告)号：US20100073088A1
公开(公告)日：2010-03-25
申请号：US12558090
申请日：2009-09-11
申请人： Gerard Wimpenny , Julian Hildersley , Robert Henshaw , Yi Qin
发明人： Gerard Wimpenny , Julian Hildersley , Robert Henshaw , Yi Qin
IPC分类号： H03F1/00
CPC分类号： H03F1/32 , H03F1/0227 , H03F1/0266 , H03F2200/102 , H03F2200/228 , H03F2200/504
摘要： There is disclosed a technique for controlling at least one amplification stage, comprising: selecting a linearity objective for the amplification stage; in dependence on an input signal to said amplification stage, determining a combination of supply input and bias input for the amplification stage in order to meet said linearity objective; and in dependence on there being more than one combination of supply input and bias input for meeting the linearity objective, selecting the combination that optimises a further system performance objective for the amplification stage. The further system performance objective may be one or more of: an efficiency objective; an envelope signal bandwidth objective; or a robustness to production tolerance objective.
摘要翻译：公开了一种用于控制至少一个放大级的技术，包括：选择放大级的线性度; 根据对所述放大级的输入信号，确定用于放大级的电源输入和偏置输入的组合，以便满足所述线性目标; 并且依赖于用于满足线性度目标的供给输入和偏置输入的多于一个组合，选择优化用于放大级的另一系统性能目标的组合。进一步的系统性能目标可以是一个或多个：效率目标; 包络信号带宽目标; 或对生产容忍目标的鲁棒性。

15. 发明授权

US09209751B2 Parallel correction amplifier 有权
标题翻译：并行校正放大器
公开(公告)号：US09209751B2
公开(公告)日：2015-12-08
申请号：US13512290
申请日：2010-11-25
申请人： Gerard Wimpenny
发明人： Gerard Wimpenny
IPC分类号： H03G3/00 , H03F1/02 , H03F3/21 , H03F3/19
CPC分类号： H03F1/0233 , H03F1/0227 , H03F3/19 , H03F3/211 , H03F2200/451 , H03F2200/504 , H03F2203/21193
摘要： There is disclosed a power supply stage, and a method of controlling such, comprising: a means for generating an intermediate supply signal in dependence on a reference signal representing a desired power supply; and a plurality of adjusting means, each adapted to generate an adjusted supply signal tracking the reference signal, in dependence on the generated intermediate supply signal and the reference signal.
摘要翻译：公开了一种电源级及其控制方法，包括：根据表示所需电源的参考信号产生中间供电信号的装置; 以及多个调节装置，每个调整装置适于根据产生的中间供给信号和参考信号产生跟踪参考信号的经调节的供应信号。

16. 发明授权

US08476976B2 Multi-stage amplifier 有权
标题翻译：多级放大器
公开(公告)号：US08476976B2
公开(公告)日：2013-07-02
申请号：US12988400
申请日：2009-04-09
申请人： Gerard Wimpenny
发明人： Gerard Wimpenny
IPC分类号： H03G3/20
CPC分类号： H03F3/45076 , H03F1/0211 , H03G3/004
摘要： There is disclosed a power supply stage, and a corresponding method, comprising: a plurality of amplifiers for amplifying an input signal, each amplifier receiving a power supply voltage; a common selection means for selecting one of a plurality of power supply voltages in dependence on a reference signal representing a desired power supply voltage; and a plurality of adjusting means, corresponding to the plurality of amplifiers, adapted to generate an adjusted selected power supply voltage for a respective amplifier tracking the reference signal in dependence on the one selected power supply voltage and the reference signal.
摘要翻译：公开了一种电源级和相应的方法，包括：多个用于放大输入信号的放大器，每个放大器接收电源电压; 用于根据表示期望的电源电压的参考信号来选择多个电源电压中的一个的公共选择装置; 以及多个对应于多个放大器的调节装置，适于根据所选择的一个电源电压和参考信号，产生用于跟踪该参考信号的相应放大器的经调整的所选择的电源电压。

17. 发明申请

US20120229208A1 Power Control 有权
标题翻译：功率控制
公开(公告)号：US20120229208A1
公开(公告)日：2012-09-13
申请号：US13372823
申请日：2012-02-14
申请人： Gerard Wimpenny , Robert Henshaw
发明人： Gerard Wimpenny , Robert Henshaw
IPC分类号： H03G3/20
CPC分类号： H03F1/0233 , H03F1/02 , H03F1/0227 , H03F3/19 , H03F3/24 , H03F3/245 , H03F2200/102 , H03F2200/451 , H03G3/007
摘要： There is provided an amplification stage comprising: an input scaling block for scaling an input signal in dependence on an input scaling factor to generate a scaled version of the input signal; a power amplifier for generating an amplified version of the scaled input signal; an envelope detector for generating a signal representing the envelope of the input signal; an envelope scaling block for scaling the envelope signal in dependence on an envelope scaling factor to generate a scaled version of the envelope signal; a non-linear mapping block for generating a voltage representative of the supply voltage in dependence on the scaled envelope signal; a modulator for generating a power supply voltage for the amplifier in dependence on the voltage generated by the non-linear mapping block; and a power control block for maintaining a linear relationship between the envelope scaling factor and the input scaling factor.
摘要翻译：提供了一种放大级，其包括：输入缩放块，用于根据输入缩放因子对输入信号进行缩放，以生成输入信号的缩放版本; 用于产生经缩放的输入信号的放大版本的功率放大器; 包络检测器，用于产生表示输入信号的包络的信号; 信封缩放块，用于根据包络缩放因子对包络信号进行缩放，以产生包络信号的缩放版本; 非线性映射块，用于根据所缩放的包络信号产生代表电源电压的电压; 调制器，用于根据由非线性映射块产生的电压产生放大器的电源电压; 以及用于维持包络缩放因子和输入缩放因子之间的线性关系的功率控制块。

18. 发明申请

US20120053753A1 Power Supply Stage 有权
标题翻译：供电阶段
公开(公告)号：US20120053753A1
公开(公告)日：2012-03-01
申请号：US13127624
申请日：2009-11-04
申请人： Martin Paul Wilson , Gerard Wimpenny
发明人： Martin Paul Wilson , Gerard Wimpenny
IPC分类号： G06F1/26
CPC分类号： H03F1/0227 , H03F3/19 , H03F3/20 , H03F2200/102 , H03F2200/451
摘要： There is described a method of generating a power supply tracking a reference signal, comprising the steps of: filtering the reference signal; generating a first voltage in dependence on the filtered reference signal; generating a second voltage in dependence on the reference signal; and combining the first and second voltages to provide a power supply voltage.
摘要翻译：描述了一种产生跟踪参考信号的电源的方法，包括以下步骤：对参考信号进行滤波; 根据滤波的参考信号产生第一电压; 根据参考信号产生第二电压; 以及组合所述第一和第二电压以提供电源电压。

19. 发明申请

US20110090007A1 Multi-stage amplifier 有权
标题翻译：多级放大器
公开(公告)号：US20110090007A1
公开(公告)日：2011-04-21
申请号：US12988400
申请日：2009-04-09
申请人： Gerard Wimpenny
发明人： Gerard Wimpenny
IPC分类号： H03G1/00
CPC分类号： H03F3/45076 , H03F1/0211 , H03G3/004
摘要： There is disclosed a power supply stage, and a corresponding method, comprising: a plurality of amplifiers for amplifying an input signal, each amplifier receiving a power supply voltage; a common selection means for selecting one of a plurality of power supply voltages in dependence on a reference signal representing a desired power supply voltage; and a plurality of adjusting means, corresponding to the plurality of amplifiers, adapted to generate an adjusted selected power supply voltage for a respective amplifier tracking the reference signal in dependence on the one selected power supply voltage and the reference signal.
摘要翻译：公开了一种电源级和相应的方法，包括：多个用于放大输入信号的放大器，每个放大器接收电源电压; 用于根据表示期望的电源电压的参考信号来选择多个电源电压中的一个的公共选择装置; 以及多个对应于多个放大器的调节装置，适于根据所选择的一个电源电压和参考信号，产生用于跟踪该参考信号的相应放大器的经调整的所选择的电源电压。

20. 发明申请

US20110089990A1 Control Loop for Amplification Stage 有权
标题翻译：放大阶段的控制回路
公开(公告)号：US20110089990A1
公开(公告)日：2011-04-21
申请号：US12919525
申请日：2009-02-27
申请人： Gerard Wimpenny
发明人： Gerard Wimpenny
IPC分类号： G06G7/12
CPC分类号： H03F1/0233 , H03F1/0222 , H03F3/19 , H03F3/21 , H03F2200/102 , H03F2200/451
摘要： There is disclosed a method and apparatus for generating an output signal comprising a replica of an input signal, comprising the steps of: generating a replica signal representing the low frequency content of the input signal; generating an error signal representing an error in the replica signal; combining the replica signal with the error signal to generate an output signal; and wherein the step of generating the error signal further includes the steps of: generating a delay signal being a delayed version of the input signal; and determining a difference between the output signal and the delay signal which difference is the error signal.
摘要翻译：公开了一种用于生成包括输入信号的副本的输出信号的方法和装置，包括以下步骤：产生表示输入信号的低频内容的复制信号; 产生表示复制信号中的错误的误差信号; 将复制信号与误差信号组合以产生输出信号; 并且其中产生所述误差信号的步骤还包括以下步骤：产生作为所述输入信号的延迟版本的延迟信号; 并且确定所述输出信号和所述延迟信号之间的差异，所述差是误差信号。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式