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Method, apparatus and computer-readable media for controlling lighting devices

  • US 8,232,742 B2
  • Filed: 11/24/2009
  • Issued: 07/31/2012
  • Est. Priority Date: 11/27/2008
  • Status: Active Grant
First Claim
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1. A method for controlling pulse width modulated lighting devices within a lighting apparatus, the lighting apparatus comprising a plurality of sets of lighting devices, the method comprising:

  • setting a counter for a first set of the plurality of sets of lighting devices using a master counter and an activation duration for one or more other sets of the plurality of sets of lighting devices; and

    determining an activation time period within a duty cycle for the first set of lighting devices using the counter for the first set of lighting devices and an activation duration for the first set of lighting devices.

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