(19)
(11) EP 2 489 243 A1

(12)

(43) Date of publication:
22.08.2012 Bulletin 2012/34

(21) Application number: 10771335.6

(22) Date of filing: 14.10.2010
(51) International Patent Classification (IPC): 
H05B 33/08(2006.01)
(86) International application number:
PCT/EP2010/006277
(87) International publication number:
WO 2011/045057 (21.04.2011 Gazette 2011/16)
(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: 14.10.2009 AT 6412009 U
06.08.2010 AT 4952010 U

(71) Applicant: Tridonic UK Limited
Hampshire RG24 8LB (GB)

(72) Inventors:
  • WILSON, Ian
    Sunderland Tyne and Wear SR33RH (GB)
  • FRANKLAND, James
    Richmond North Yorkshire DL106SL (GB)
  • STEVENS, Frederick
    Spennymoor, DL16 7LE (GB)

(74) Representative: Barth, Alexander 
TridonicAtco GmbH & Co KG Färbergasse 15
6851 Dornbirn
6851 Dornbirn (AT)

   


(54) METHOD FOR CONTROLLING THE BRIGHTNESS OF AN LED