ATE397842T1 - Antriebsvorrichtung für led-zellen - Google Patents

Antriebsvorrichtung für led-zellen

Info

Publication number
ATE397842T1
ATE397842T1 AT05425826T AT05425826T ATE397842T1 AT E397842 T1 ATE397842 T1 AT E397842T1 AT 05425826 T AT05425826 T AT 05425826T AT 05425826 T AT05425826 T AT 05425826T AT E397842 T1 ATE397842 T1 AT E397842T1
Authority
AT
Austria
Prior art keywords
led
drive device
led cells
channels
coupled
Prior art date
Application number
AT05425826T
Other languages
English (en)
Inventor
Nicola Zanforlin
Original Assignee
Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
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 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
Application granted granted Critical
Publication of ATE397842T1 publication Critical patent/ATE397842T1/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]
    • H05B45/40—Details of LED load circuits
    • H05B45/44—Details of LED load circuits with an active control inside an LED matrix
    • H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/35—Balancing circuits
    • 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
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • 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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
  • Medicines Containing Plant Substances (AREA)
AT05425826T 2005-11-22 2005-11-22 Antriebsvorrichtung für led-zellen ATE397842T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP05425826A EP1788850B1 (de) 2005-11-22 2005-11-22 Antriebsvorrichtung für LED-zellen

Publications (1)

Publication Number Publication Date
ATE397842T1 true ATE397842T1 (de) 2008-06-15

Family

ID=35705233

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05425826T ATE397842T1 (de) 2005-11-22 2005-11-22 Antriebsvorrichtung für led-zellen

Country Status (10)

Country Link
US (1) US7902768B2 (de)
EP (1) EP1788850B1 (de)
JP (1) JP2009516923A (de)
KR (1) KR20080079275A (de)
CN (1) CN101347047B (de)
AT (1) ATE397842T1 (de)
CA (1) CA2628744C (de)
DE (1) DE602005007363D1 (de)
TW (1) TWI432087B (de)
WO (1) WO2007060129A2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008149275A1 (en) * 2007-06-06 2008-12-11 Koninklijke Philips Electronics N.V. Driver device for driving a plurality of leds
US7868558B2 (en) * 2007-11-21 2011-01-11 General Electric Company Organic light emitting diode power converter
JP5801201B2 (ja) * 2008-10-21 2015-10-28 コーニンクレッカ フィリップス エヌ ヴェ 発光ダイオード駆動装置
KR20100109765A (ko) * 2009-04-01 2010-10-11 삼성전자주식회사 전류 밸런싱 장치, 전원공급장치, 조명 장치 및 그 전류 밸런싱 방법
EP2476295A2 (de) * 2009-09-09 2012-07-18 Koninklijke Philips Electronics N.V. Led-ansteuerung mit resonanzinduktor und kondensatoren
DE102010010235B9 (de) * 2009-10-19 2013-04-18 Exscitron Gmbh Vorrichtung zur Ansteuerung einer Mehrzahl von LED-Strängen
FR2953343B1 (fr) * 2009-12-01 2011-12-16 Inst Nat Sciences Appliq Circuit a composants passifs de pilotage ultrarapide d'un dispositif optoelectronique
US8350498B2 (en) * 2010-04-28 2013-01-08 National Semiconductor Corporation Dynamic current equalization for light emitting diode (LED) and other applications
DE102010041613A1 (de) 2010-09-29 2012-03-29 Osram Ag Schaltungsanordnung zum Betreiben mindestens zweier Halbleiterlichtquellen
DE102010041632A1 (de) 2010-09-29 2012-03-29 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung zum Betreiben mindestens zweier Halbleiterlichtquellen
DE102010041618A1 (de) 2010-09-29 2011-12-22 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung zum Betreiben mindestens zweier Halbleiterlichtquellen
US20130082611A1 (en) 2011-08-29 2013-04-04 Texas Instruments Incorporated Feed forward controlled voltage to current source for led driver
US9362744B2 (en) 2012-09-27 2016-06-07 Electronics And Telecommunications Research Institute Serial loading constant power supply system
DE102013111349A1 (de) * 2013-10-15 2015-04-16 Minebea Co., Ltd. Ansteuerschaltung für LED-Hintergrundbeleuchtung
US9491820B2 (en) 2014-03-04 2016-11-08 Osram Sylvania Inc. Hybrid dimming control techniques for LED drivers
US9241380B2 (en) 2014-03-04 2016-01-19 Osram Sylvania Inc. Hybrid dimming control techniques for lighting drivers
DE102014206438A1 (de) 2014-04-03 2015-06-03 Osram Gmbh Schaltungsanordnung zum Betreiben von n Lasten

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3056818B2 (ja) * 1991-05-20 2000-06-26 キヤノン株式会社 電源装置
JPH05162674A (ja) * 1991-12-14 1993-06-29 Toshio Hori 自転車用識別灯
JPH1169777A (ja) * 1997-08-26 1999-03-09 Matsushita Electric Works Ltd 電源装置
US6888529B2 (en) * 2000-12-12 2005-05-03 Koninklijke Philips Electronics N.V. Control and drive circuit arrangement for illumination performance enhancement with LED light sources
US6411045B1 (en) * 2000-12-14 2002-06-25 General Electric Company Light emitting diode power supply
DE10122534A1 (de) * 2001-05-09 2002-11-21 Philips Corp Intellectual Pty Resonanter Konverter
US7088334B2 (en) * 2001-06-28 2006-08-08 Matsushita Electric Industrial Co., Ltd. Liquid crystal display device and manufacturing method thereof, and drive control method of lighting unit
TW595263B (en) * 2002-04-12 2004-06-21 O2Micro Inc A circuit structure for driving cold cathode fluorescent lamp
WO2005048658A1 (en) * 2003-11-13 2005-05-26 Philips Intellectual Property & Standards Gmbh Resonant power led control circuit with brightness and colour control
JP4128549B2 (ja) * 2004-01-22 2008-07-30 株式会社小糸製作所 車両用灯具
TW200814853A (en) * 2006-09-13 2008-03-16 Greatchip Technology Co Ltd Current balanced circuit for discharge lamp

Also Published As

Publication number Publication date
US7902768B2 (en) 2011-03-08
TW200735713A (en) 2007-09-16
CN101347047B (zh) 2011-03-30
WO2007060129A3 (en) 2007-12-21
WO2007060129A2 (en) 2007-05-31
CA2628744C (en) 2013-08-27
EP1788850B1 (de) 2008-06-04
CN101347047A (zh) 2009-01-14
CA2628744A1 (en) 2007-05-31
EP1788850A1 (de) 2007-05-23
DE602005007363D1 (de) 2008-07-17
JP2009516923A (ja) 2009-04-23
KR20080079275A (ko) 2008-08-29
US20090267531A1 (en) 2009-10-29
TWI432087B (zh) 2014-03-21

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