(19)
(11) EP 2 777 362 A2

(12)

(88) Date of publication A3:
04.07.2013

(43) Date of publication:
17.09.2014 Bulletin 2014/38

(21) Application number: 12795950.0

(22) Date of filing: 09.11.2012
(51) International Patent Classification (IPC): 
H05B 33/08(2006.01)
(86) International application number:
PCT/US2012/064543
(87) International publication number:
WO 2013/071181 (16.05.2013 Gazette 2013/20)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 11.11.2011 US 201161558529 P
17.02.2012 US 201261600330 P
26.03.2012 US 201213430601

(71) Applicant: Cirrus Logic, Inc.
Austin, TX 78701 (US)

(72) Inventors:
  • MELANSON, John L.
    Austin, Texas 78703 (US)
  • LINZ, Alfredo R
    Austin, Texas 78739 (US)
  • KOST, Michael A.
    Austin, Texas 78613 (US)
  • SINGH, Sahil
    Austin, Texas 78704 (US)

(74) Representative: Freeman, Jacqueline Carol 
WP Thompson 55 Drury Lane
London WC2B 5SQ
London WC2B 5SQ (GB)

   


(54) COLOR MIXING OF ELECTRONIC LIGHT SOURCES WITH CORRELATION BETWEEN PHASE-CUT DIMMER ANGLE AND PREDETERMINED BLACK BODY RADIATION FUNCTION