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Solid state lighting apparatus with compensation bypass circuits and methods of operation thereof

  • US 10,264,637 B2
  • Filed: 02/12/2010
  • Issued: 04/16/2019
  • Est. Priority Date: 09/24/2009
  • Status: Active Grant
First Claim
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1. A lighting apparatus comprising:

  • a string of serially-connected light emitting devices; and

    a bypass circuit configured to bypass at least one light-emitting device of the string of serially-connected light emitting devices based on a color point of the at least one light emitting device, to sense a current in the string and to individually vary a bypass current conducted by the bypass circuit in proportion to the sensed current in the string and concurrently responsive to a temperature sense signal.

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