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LIGHTING SYSTEM WITH LIGHTING UNITS USING OPTICAL COMMUNICATION

  • US 20090026966A1
  • Filed: 02/26/2007
  • Published: 01/29/2009
  • Est. Priority Date: 03/07/2006
  • Status: Active Grant
First Claim
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1. A lighting system, comprisinga plurality of lighting units, each lighting unit comprisinga lighting element for generating light,a lighting control unit for controlling the light output of said lighting element,a communication unit for sending and receiving communication signals over a communication medium,an optical receiver to receive the light from other lighting units, anda controller unit connected to said optical receiver, communication unit, and lighting control unit.

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