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    • 9. 发明申请
    • Enhanced Transmitter for Wireless Power Transmission
    • 增强型无线传输发射机
    • US20150340910A1
    • 2015-11-26
    • US14286243
    • 2014-05-23
    • Energous Corporation
    • Jason PetrasMichael Leabman
    • H02J17/00H02J7/02
    • H02J50/20H02J5/005H02J7/025H02J17/00H02J50/00H02J50/40H02J50/80H02J50/90
    • An enhanced transmitter for wireless power transmission is disclosed. The transmitter may be able to transmit radio frequency (RF) waves or pockets of energy for charging or powering an electronic device. The transmitter may include antenna element arrangements for receiving RF waves from a plurality of wireless sources and process them using a dedicated RF integrated circuit (RFIC) and set of antenna elements for receiving RF input signals from a plurality of wireless power sources. A digital signal processor (DSP) may be used to control reception using the dedicated RFIC and antenna elements of reception and to control transmission of wireless power selecting the transmitting RFICs and configuration of antenna elements to send RF waves or pockets of energy to a wireless receiver. The frequency of RF waves received may be sampled through a down converter array and line addressing devices to send the signals received to a micro-controller including a proprietary algorithm which control switching and processing necessary for faster and enhanced wireless power transmission, thus improving transmission efficiency.
    • 公开了一种用于无线电力传输的增强型发射机。 发射机可能能够传送射频(RF)波或一些能量来为电子设备充电或供电。 发射机可以包括用于从多个无线源接收RF波的天线元件布置,并且使用专用RF集成电路(RFIC)和用于从多个无线电源接收RF输入信号的一组天线元件进行处理。 可以使用数字信号处理器(DSP)来使用专用RFIC和接收天线元件来控制接收,并且控制选择发送RFIC的无线电力的传输和天线元件的配置以向无线接收器发送RF波或能量袋 。 可以通过下变频器阵列和线路寻址装置对接收到的RF波的频率进行采样,以将接收到的信号发送到包括专用算法的微控制器,微控制器控制更快和增强的无线功率传输所需的切换和处理,从而提高传输效率 。
    • 10. 发明申请
    • Synchronous Rectifier Design for Wireless Power Receiver
    • 无线电源接收器的同步整流器设计
    • US20150326143A1
    • 2015-11-12
    • US14272247
    • 2014-05-07
    • Energous Corporation
    • Jason PetrasMichael Leabman
    • H02M7/25
    • H02M7/217H02J7/025H02J50/20H02M3/156H02M7/25H02M2001/007
    • Synchronous rectifier circuit topologies for a wireless power receiver receiving a supply of power from a wireless transmitter are disclosed. The synchronous rectifier circuit topologies include a half-bridge diode-FET transistor rectifier for rectifying the wireless power into power including a DC waveform, using a control scheme that may be provided by a delay-locked loop clock, or phase shifters, or wavelength links to control conduction of FET transistors in the synchronous rectifier circuit topology, and maintaining a constant switching frequency to have the diodes, coupled to FET transistors, to allow current to flow through each one respectively at the appropriate timing, focusing on high conduction times. The synchronous rectifier circuit topologies may enable power transfer of high-frequency signals at enhanced efficiency due to significant reduction of forward voltage drop and lossless switching.
    • 公开了一种用于从无线发射机接收电力的无线电力接收机的同步整流电路拓扑。 同步整流电路拓扑结构包括半桥二极管 - FET晶体管整流器,用于使用可由延迟锁定环路时钟提供的控制方案或者移相器或波长链路来将无线功率整流到包括DC波形的功率 以控制同步整流器电路拓扑中的FET晶体管的导通,并且保持恒定的开关频率以使得耦合到FET晶体管的二极管分别在适当的时刻流过每个二极管,聚焦于高导通时间。 同步整流电路拓扑结构可以实现由于正向压降和无损开关的显着降低而以更高的效率传输高频信号。