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METHOD AND SYSTEM FOR WIRELESS BATTERY CHARGING UTILIZING ULTRASONIC TRANSDUCER ARRAY BASED BEAMFORMING

  • US 20130241468A1
  • Filed: 03/15/2012
  • Published: 09/19/2013
  • Est. Priority Date: 12/27/2010
  • Status: Active Grant
First Claim
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1. A method of processing signals, the method comprising:

  • in an ultrasound power transmitter comprising a transmit ultrasonic transducer array having a plurality of transmit ultrasonic transducers;

    activating a set of said plurality of transmit ultrasonic transducers in proximity of an ultrasound power receiver associated with an electronic device; and

    beaming, via said activated set of said plurality of transmit ultrasonic transducers, ultrasound energy to said ultrasound power receiver, wherein said ultrasound energy is utilized to charge an electrical battery that powers said electronic device.

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