ATE268538T1 - Ansteuerung von leuchtdioden (led's) - Google Patents

Ansteuerung von leuchtdioden (led's)

Info

Publication number
ATE268538T1
ATE268538T1 AT01921322T AT01921322T ATE268538T1 AT E268538 T1 ATE268538 T1 AT E268538T1 AT 01921322 T AT01921322 T AT 01921322T AT 01921322 T AT01921322 T AT 01921322T AT E268538 T1 ATE268538 T1 AT E268538T1
Authority
AT
Austria
Prior art keywords
led
operational amplifier
transistor
output
light
Prior art date
Application number
AT01921322T
Other languages
English (en)
Inventor
Werner Ludorf
Peter Hein
Original Assignee
Tridonicatco Gmbh & Co Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tridonicatco Gmbh & Co Kg filed Critical Tridonicatco Gmbh & Co Kg
Application granted granted Critical
Publication of ATE268538T1 publication Critical patent/ATE268538T1/de

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light

Landscapes

  • Led Devices (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Optical Communication System (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
AT01921322T 2000-03-17 2001-03-08 Ansteuerung von leuchtdioden (led's) ATE268538T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10013208A DE10013208A1 (de) 2000-03-17 2000-03-17 Ansteuerung von Leuchtdioden (LED`s)
PCT/EP2001/002639 WO2001069979A1 (de) 2000-03-17 2001-03-08 Ansteuerung von leuchtdioden (led's)

Publications (1)

Publication Number Publication Date
ATE268538T1 true ATE268538T1 (de) 2004-06-15

Family

ID=7635237

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01921322T ATE268538T1 (de) 2000-03-17 2001-03-08 Ansteuerung von leuchtdioden (led's)

Country Status (5)

Country Link
EP (1) EP1269798B1 (de)
AT (1) ATE268538T1 (de)
AU (1) AU2001248339A1 (de)
DE (2) DE10013208A1 (de)
WO (1) WO2001069979A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002231470A (ja) 2001-02-05 2002-08-16 Pioneer Electronic Corp 発光ダイオード駆動回路
US6596977B2 (en) * 2001-10-05 2003-07-22 Koninklijke Philips Electronics N.V. Average light sensing for PWM control of RGB LED based white light luminaries
JP2004235498A (ja) * 2003-01-31 2004-08-19 Anden 発光ダイオードの制御装置
EP1864553B1 (de) * 2005-03-29 2015-08-26 Linear Technology Corporation Offset-korrekturschaltung für eine spannungsgesteuerte stromquelle
US8791644B2 (en) 2005-03-29 2014-07-29 Linear Technology Corporation Offset correction circuit for voltage-controlled current source
FR2884639A1 (fr) 2005-04-14 2006-10-20 Thomson Licensing Sa Panneau d'affichage d'images a matrice active, dont les emetteurs sont alimentes par des generateurs de courant pilotables en tension
TWI455645B (zh) 2006-12-08 2014-10-01 Koninkl Philips Electronics Nv 光源、照明器具及照明器具系統
TWI487430B (zh) 2008-01-15 2015-06-01 皇家飛利浦電子股份有限公司 光源
DE102009044058A1 (de) * 2009-09-18 2011-03-31 Müller, Dietmar Dimmbare Lichterkette und Schalter hierfür

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63305837A (ja) * 1987-06-05 1988-12-13 Katsuyuki Miyasaka 電子機器
US6016038A (en) * 1997-08-26 2000-01-18 Color Kinetics, Inc. Multicolored LED lighting method and apparatus
JPH11214183A (ja) * 1998-01-22 1999-08-06 Hochiki Corp 発光回路

Also Published As

Publication number Publication date
AU2001248339A1 (en) 2001-09-24
EP1269798B1 (de) 2004-06-02
DE10013208A1 (de) 2001-09-20
DE50102479D1 (de) 2004-07-08
EP1269798A1 (de) 2003-01-02
WO2001069979A1 (de) 2001-09-20

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