POWER SUPPLY DEVICE, METHOD FOR MANAGING POWER SUPPLY THEREOF AND WIRELESS COMMUNICATION TERMINAL
    3.
    发明申请
    POWER SUPPLY DEVICE, METHOD FOR MANAGING POWER SUPPLY THEREOF AND WIRELESS COMMUNICATION TERMINAL 有权
    电源设备,用于管理电源及无线通信终端的方法

    公开(公告)号:US20140355715A1

    公开(公告)日:2014-12-04

    申请号:US14371830

    申请日:2012-04-05

    申请人: Dongping Hu

    发明人: Dongping Hu

    摘要: The present invention provides a power supply device, a method for managing power supply thereof and a wireless communication terminal. The wireless communication terminal includes a baseband working unit, a RF working unit and a DC power converter connected with the baseband working unit and the RF working unit, further including a power supply device, a CPU and an envelope detection device; the power supply device is configured to receive a voltage supplied by the DC power converter, supplying an output voltage to a PA in the RF working unit, receiving a control signal sent from CPU, adjusting the output voltage according to the control signal, so that the output voltage meets the envelope variation curve of the output signal of the PA; the envelope detection device is configured to detect the envelope signal of output signal of the PA in real time and send the envelope signal to the CPU; the CPU is configured to receive the voltage supplied by the DC power converter, convert the envelope signal sent by the envelope detection device into a control signal and send the control signal to the power supply device. With the scheme of the present invention, the power consumption and heat dissipation problems of the PA can be solved.

    摘要翻译: 本发明提供一种供电装置,一种用于管理其供电的方法和无线通信终端。 所述无线通信终端包括与所述基带工作单元和所述RF工作单元连接的基带工作单元,RF工作单元和DC电力转换器,还包括电源装置,CPU和信封检测装置; 电源装置被配置为接收由DC电力转换器提供的电压,向RF工作单元中的PA提供输出电压,接收从CPU发送的控制信号,根据控制信号调整输出电压,使得 输出电压满足PA输出信号的包络线变化曲线; 包络检测装置被配置为实时地检测PA的输出信号的包络信号,并将包络信号发送到CPU; CPU被配置为接收由DC电力转换器提供的电压,将由包络检测装置发送的包络信号转换成控制信号,并将控制信号发送到电源装置。 利用本发明的方案,可以解决PA的功耗和散热问题。

    Power supply device, method for managing power supply thereof and wireless communication terminal
    4.
    发明授权
    Power supply device, method for managing power supply thereof and wireless communication terminal 有权
    电源装置,用于管理电源的方法和无线通信终端

    公开(公告)号:US09166478B2

    公开(公告)日:2015-10-20

    申请号:US14371830

    申请日:2012-04-05

    申请人: Dongping Hu

    发明人: Dongping Hu

    摘要: In the patent document, the wireless communication terminal includes a baseband working unit, a RF working unit and a DC power converter connected with the baseband working unit and the RF working unit, further including a power supply device, a CPU and an envelope detection device; the power supply device is configured to receive a voltage supplied by the DC power converter, supplying an output voltage to a PA in the RF working unit, receiving a control signal sent from CPU, adjusting the output voltage according to the control signal; the envelope detection device is configured to detect the envelope signal of output signal of the PA in real time and send the envelope signal to the CPU; the CPU is configured to receive the voltage supplied by the DC power converter, convert the envelope signal into a control signal and send the control signal to the power supply device.

    摘要翻译: 在专利文献中,无线通信终端包括基带工作单元,RF工作单元和与基带工作单元和RF工作单元连接的DC电力转换器,还包括电源装置,CPU和信封检测装置 ; 电源装置被配置为接收由DC电力转换器提供的电压,向RF工作单元中的PA提供输出电压,接收从CPU发送的控制信号,根据控制信号调整输出电压; 包络检测装置被配置为实时地检测PA的输出信号的包络信号,并将包络信号发送到CPU; CPU被配置为接收由DC电力转换器提供的电压,将包络信号转换成控制信号,并将控制信号发送到电源装置。