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    • 5. 发明授权
    • Integrated circuit with power monitoring/control and device incorporating same
    • 具有电源监控/控制的集成电路和并入其的装置
    • US07010438B2
    • 2006-03-07
    • US10734387
    • 2003-12-12
    • Martin A. HancockJ. Bradford ForthSimon H. LightbodyBenedikt T. HuberMichael E. Teachman
    • Martin A. HancockJ. Bradford ForthSimon H. LightbodyBenedikt T. HuberMichael E. Teachman
    • G06F19/00
    • G01R19/2513G01R21/133
    • A power management integrated circuit for monitoring a parameter of a power system includes: an analog front end operative to receive and at least one of amplify, attenuate and filter analog signals representative of at least one of voltage and current in a power system to produce modified analog signals; an analog to digital converter operative to produce digital signals; the logic coupled with the analog to digital converter operative to receive the digital signals and produce a power parameter and the logic includes a processor core; a random access memory coupled with the logic operative to store the power parameter and the logic is operative to implement a setpoint to detect when the power parameter is outside a determined range; and a digital output coupled with the first logic and the digital output is useable to control a switching circuit outside the power management integrated circuit.
    • 用于监测电力系统的参数的电力管理集成电路包括:模拟前端,其操作以接收并且至少一个放大,衰减和滤波代表电力系统中的至少一个电压和电流的模拟信号,以产生经修改的 模拟信号; 用于产生数字信号的模数转换器; 所述逻辑与所述模数转换器相耦合,用于接收数字信号并产生功率参数,并且所述逻辑包括处理器核心; 随机访问存储器与可操作以存储功率参数的逻辑耦合,并且逻辑可操作以实现设定点以检测功率参数何时超出确定的范围; 并且与第一逻辑和数字输出耦合的数字输出可用于控制功率管理集成电路外的开关电路。
    • 6. 发明授权
    • Wireless communications system incorporating intelligent electronic devices
    • 智能电子设备的无线通信系统
    • US07417558B2
    • 2008-08-26
    • US10843256
    • 2004-05-11
    • Simon H. LightbodyPeter C. CowanHal E. EtheridgeJ. Bradford ForthColin N. GunnMartin A. Hancock
    • Simon H. LightbodyPeter C. CowanHal E. EtheridgeJ. Bradford ForthColin N. GunnMartin A. Hancock
    • G01R31/08H04Q7/00H04M1/00H04B1/38G08C19/16G08C19/04
    • G01R21/133G01D4/00Y02B90/241Y04S20/32
    • An intelligent electronic device (IED) for monitoring at least one power parameter in a power system is disclosed. The IED comprises at least one voltage input operative to be coupled with at least one power line in the power system and operative to sense at least one voltage in the power system. The IED further comprises at least one current input operative to be coupled with the at least one power line and operative to sense a current flowing through the at least one power line. The IED further comprises at least one analog to digital converter coupled to the voltage input and the current input and operative to produce digital samples indicative of the voltage and current. The IED further comprises a processor coupled with the at least one analog to digital converter and operative to calculate the at least one power parameter. The IED further comprises a power supply operative to supply power to the IED. The IED further comprises a transceiver operative to communicate at least one data packet comprising the at least one power parameter via time domain pulses of RF energy occupying a wide range of frequencies and an antenna coupled with the transceiver operative to transmit the RF data packet.
    • 公开了一种用于监测电力系统中的至少一个功率参数的智能电子设备(IED)。 IED包括至少一个电压输入,其操作以与电力系统中的至少一个电力线耦合并且用于感测电力系统中的至少一个电压。 IED还包括至少一个电流输入,其操作以与所述至少一个电力线耦合并且用于感测流过所述至少一个电力线的电流。 IED还包括耦合到电压输入和电流输入的至少一个模数转换器,并且用于产生指示电压和电流的数字样本。 IED还包括与至少一个模数转换器耦合的处理器,并且可操作以用于计算至少一个功率参数。 IED还包括可操作以向IED供电的电源。 IED还包括收发器,其操作以通过占据宽范围频率的RF能量的时域脉冲和与收发器耦合的天线来传送包括所述至少一个功率参数的至少一个数据分组,所述天线与所述收发器耦合以用于发送所述RF数据分组。
    • 7. 发明授权
    • Power line sensors and systems incorporating same
    • 电力线传感器和结合相同的系统
    • US07174261B2
    • 2007-02-06
    • US10803411
    • 2004-03-18
    • Colin N. GunnMartin A. HancockJ. Bradford ForthSimon H. LightbodyJason SheppardBrian R. Kingham
    • Colin N. GunnMartin A. HancockJ. Bradford ForthSimon H. LightbodyJason SheppardBrian R. Kingham
    • G01R21/00
    • G01R15/185G01R15/181G01R15/186G01R19/2513G01R21/133
    • An apparatus for sensing the current in a power line of a power system and systems incorporating the apparatus are disclosed. The apparatus may comprise an enclosure providing a window operable to permit the passage of the power line therethrough. The apparatus may further comprise an active current transformer set within the enclosure and operative to produce a scaled version of the current. The apparatus may further comprise an amplifier coupled with the active current transformer and operative to reduce the phase shift and ratio error between the current and the scaled version of the current. The apparatus may further comprise a powering current transformer set within the enclosure and operative to receive power from the power line on a primary winding and deliver power on a secondary winding. The apparatus may further comprise power supply circuitry set within the enclosure, the power supply circuitry powered through the secondary winding from the powering current transformer and operative to supply power to the amplifier. The apparatus may further comprise at least one of secondary leads and secondary terminals extending from the enclosure, coupled with the active current transformer and operative to deliver the scaled version of the current outside of the enclosure.
    • 公开了一种用于感测电力系统的电力线中的电流的装置和包含该装置的系统。 设备可以包括提供可操作以允许电力线通过其中的窗口的外壳。 该装置还可以包括在壳体内设置的有源电流互感器,并可操作以产生电流的缩放版本。 该装置还可以包括与有源电流互感器耦合的放大器,并且可操作以减小电流和电流的缩放版本之间的相移和比率误差。 该装置还可以包括设置在外壳内的供电电流互感器并且可操作以从初级绕组上的电力线接收功率并将功率输送到次级绕组上。 设备还可以包括设置在外壳内的电源电路,电源电路通过来自供电电流互感器的次级绕组供电并且可操作以向放大器供电。 该装置还可以包括从壳体延伸的辅助引线和次级端子中的至少一个,与有源电流互感器耦合并且可操作以将电流的缩放版本传送到外壳外部。
    • 10. 发明授权
    • Power management integrated circuit
    • 电源管理集成电路
    • US07072779B2
    • 2006-07-04
    • US11252259
    • 2005-10-17
    • Martin A. HancockJ. Bradford ForthSimon H. LightbodyBenedikt T. HuberMichael E. Teachman
    • Martin A. HancockJ. Bradford ForthSimon H. LightbodyBenedikt T. HuberMichael E. Teachman
    • G06F19/00
    • G01R19/2513G01R21/133
    • A power management integrated circuit for monitoring a parameter of a power system includes sensor interface circuitry, first logic, at least one random access memory, second logic, and a communication interface. The sensor interface circuitry is operative to receive and process signals representative of voltage and current in a power system. The first logic is operative to receive the signals and produce at least one power parameter. The random access memory is operative to store the at least one power parameter. The second logic is operative to process at least one incoming communication packet and generate at least one outgoing communication packet encapsulating the power parameter. The communication interface is operative to process the at least one incoming communication packet and transmit the at least one outgoing communication packet. The power management integrated circuit may also include a geographic positioning system receiver and a real time clock.
    • 用于监测电力系统的参数的电力管理集成电路包括传感器接口电路,第一逻辑,至少一个随机存取存储器,第二逻辑和通信接口。 传感器接口电路用于接收和处理代表电力系统中的电压和电流的信号。 第一逻辑用于接收信号并产生至少一个功率参数。 随机存取存储器用于存储至少一个功率参数。 第二逻辑可操作以处理至少一个输入通信分组,并且生成封装功率参数的至少一个输出通信分组。 所述通信接口用于处理所述至少一个传入通信分组并发送所述至少一个输出通信分组。 电源管理集成电路还可以包括地理定位系统接收器和实时时钟。