Remote power recharge for electronic equipment

  • US 20040142733A1
  • Filed: 12/29/2003
  • Published: 07/22/2004
  • Est. Priority Date: 05/09/1997
  • Status: Active Grant
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First Claim
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1. A wireless recharge system for electronic equipment comprising:

  • an energy source;

    a power transmission unit operably connected to the energy source comprising;

    a power transmitter functioning to transmit energy as a wireless power beam when activated;

    a communication receiver configured to detect a power request signal and provide a request indication;

    a power unit controller operably connected to the communication receiver and the power transmitter, the power unit controller responsive to said request indication to activate said power transmitter; and

    a first power receiver system comprising;

    an energy receptor configured to receive the wireless power beam;

    an energy storage unit;

    an energy beam converter that transforms energy from the received wireless power beam to an energy form compatible with said energy storage unit;

    a power usage monitor operatively connected to said energy storage unit to detect a quantity of power stored in said energy storage unit; and

    a power receiver system transmitter that produces the power request signal as a function of the quantity of power stored in said energy storage unit as detected by said power usage monitor.

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