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Wireless Battery Charging Systems, Battery Systems and Charging Apparatus

  • US 20100164433A1
  • Filed: 12/30/2008
  • Published: 07/01/2010
  • Est. Priority Date: 12/30/2008
  • Status: Abandoned Application
First Claim
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1. A battery charging system, comprising:

  • a charging apparatus including an ultrasonic wave generator configured to be in intimate proximity to a piezoelectric component of an ultrasonic wave receiving device; and

    the ultrasonic wave receiving device including the piezoelectric component of a resonant frequency substantially matching the frequency of the transmitted ultrasonic waves from the ultrasonic wave generator;

    the piezoelectric component coupled to a battery, the piezoelectric component configured to receive ultrasonic wave vibrations of the ultrasonic waves, the ultrasonic wave receiving device further including a circuit configured to convert the mechanical vibrations to electrical energy in accordance with an inverse piezoelectric effect, wherein the battery is configured to receive and store the energy.

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