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Underwater lighting system and method

  • US 8,502,464 B2
  • Filed: 02/18/2011
  • Issued: 08/06/2013
  • Est. Priority Date: 02/18/2011
  • Status: Active Grant
First Claim
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1. A lighting system comprising:

  • a multi-frequency generator connected to a power source and a controller, the multi-frequency generator configured to generate an oscillating signal at a selected one of a plurality of frequencies according to a control signal received from the controller;

    a transmitting coil connected to receive the oscillating signal;

    a receiving coil positioned so that an inductive coupling is formed with the transmitting coil; and

    a plurality of conditioning units connected to the receiving coil to receive the oscillating signal, and to a corresponding plurality of lights, individual ones of the plurality of conditioning units configured to power a corresponding at least one of the plurality of lights when the selected one of the plurality of frequencies matches a resonant frequency of one of a plurality of resonant circuits formed by the receiving coil, the transmitting coil, and a resonant capacitor in each of the plurality of conditioning units.

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