ATE383732T1 - Elektrische stromversorgungseinrichtung für leuchtdioden und scheinwerfer, der eine solche stromversorgungseinrichtung enthält - Google Patents

Elektrische stromversorgungseinrichtung für leuchtdioden und scheinwerfer, der eine solche stromversorgungseinrichtung enthält

Info

Publication number
ATE383732T1
ATE383732T1 AT04292876T AT04292876T ATE383732T1 AT E383732 T1 ATE383732 T1 AT E383732T1 AT 04292876 T AT04292876 T AT 04292876T AT 04292876 T AT04292876 T AT 04292876T AT E383732 T1 ATE383732 T1 AT E383732T1
Authority
AT
Austria
Prior art keywords
supply device
power supply
leds
headlamps
electrical power
Prior art date
Application number
AT04292876T
Other languages
English (en)
Inventor
Pierre Albou
Original Assignee
Valeo Vision
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 Valeo Vision filed Critical Valeo Vision
Application granted granted Critical
Publication of ATE383732T1 publication Critical patent/ATE383732T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • B60Q11/005—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00 for lighting devices, e.g. indicating if lamps are burning or not
    • 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
    • H05B45/48—Details of LED load circuits with an active control inside an LED matrix having LEDs organised in strings and incorporating parallel shunting devices
    • 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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Led Devices (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Led Device Packages (AREA)
  • Control Of El Displays (AREA)
AT04292876T 2003-12-19 2004-12-03 Elektrische stromversorgungseinrichtung für leuchtdioden und scheinwerfer, der eine solche stromversorgungseinrichtung enthält ATE383732T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0315114A FR2864418B1 (fr) 2003-12-19 2003-12-19 Dispositif d'alimentation electrique pour diodes electroluminescentes, et projecteur lumineux comportant un tel dispositif

Publications (1)

Publication Number Publication Date
ATE383732T1 true ATE383732T1 (de) 2008-01-15

Family

ID=34508732

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04292876T ATE383732T1 (de) 2003-12-19 2004-12-03 Elektrische stromversorgungseinrichtung für leuchtdioden und scheinwerfer, der eine solche stromversorgungseinrichtung enthält

Country Status (6)

Country Link
EP (1) EP1545163B1 (de)
JP (1) JP4907078B2 (de)
AT (1) ATE383732T1 (de)
DE (1) DE602004011177T2 (de)
ES (1) ES2299809T3 (de)
FR (1) FR2864418B1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005008100B4 (de) * 2005-02-22 2007-03-08 Mitsubishi Denki K.K. Redundanzschaltung für in Reihe angeschlossene Dioden
JP2007161012A (ja) * 2005-12-12 2007-06-28 Koito Mfg Co Ltd 車両用発光装置
US8791645B2 (en) 2006-02-10 2014-07-29 Honeywell International Inc. Systems and methods for controlling light sources
US7504975B2 (en) 2006-03-24 2009-03-17 Ics Triplex Technology Limited Method and apparatus for output current control
US7747405B2 (en) 2006-03-24 2010-06-29 Ics Triplex Technology Ltd. Line frequency synchronization
US7688560B2 (en) 2006-03-24 2010-03-30 Ics Triplex Technology Limited Overload protection method
EP1837670B1 (de) * 2006-03-24 2018-01-03 Rockwell Automation Limited Verfahren und Vorrichtung zur Fehlerdetektion
US7729098B2 (en) 2006-03-24 2010-06-01 Ics Triplex Technology Limited Overload protection method
US8166362B2 (en) 2006-03-24 2012-04-24 Rockwell Automation Limited Fault detection method and apparatus for analog to digital converter circuits
US7476891B2 (en) 2006-03-24 2009-01-13 Ics Triplex Technology, Ltd. Fault detection method and apparatus
US7613974B2 (en) 2006-03-24 2009-11-03 Ics Triplex Technology Limited Fault detection method and apparatus
FR2901956A1 (fr) * 2006-06-06 2007-12-07 Lyracom Sarl Procede de gestion de diodes electroluminescentes disposees en serie et lanterne incorporant des diodes electroluminescentes en serie
JP2009545115A (ja) * 2006-07-26 2009-12-17 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 機能不全時に電気素子を非活性化する装置及び方法
JP4926784B2 (ja) * 2007-03-29 2012-05-09 株式会社小糸製作所 発光装置
DE102007027951A1 (de) * 2007-06-18 2008-12-24 Tridonicatco Schweiz Ag Schutzschaltung für eine Leuchtdiode
US8188679B2 (en) 2007-07-23 2012-05-29 Nxp B.V. Self-powered LED bypass-switch configuration
RU2390105C1 (ru) * 2009-01-20 2010-05-20 Анатолий Евгеньевич Хабибулин Цветоизлучающее устройство светофора
US8427063B2 (en) * 2009-07-29 2013-04-23 Vektrex Electronic Systems, Inc. Multicolor LED sequencer
DE102009035128A1 (de) * 2009-07-29 2011-02-03 Audi Ag Schalteinrichtung für ein Kraftfahrzeug
DE102009060791A1 (de) 2009-12-22 2011-06-30 Automotive Lighting Reutlingen GmbH, 72762 Lichtmodul für eine Beleuchtungseinrichtung eines Kraftfahrzeugs sowie Beleuchtungseinrichtung eines Kraftfahrzeugs mit einem solchen Lichtmodul
WO2012023856A1 (en) 2010-08-20 2012-02-23 Orga Holding B.V. Printed circuit board with leds and its use in an explosion proof lighting fixture
US9265109B2 (en) 2012-05-18 2016-02-16 Koito Manufacturing Co., Ltd. Light source control device
ES2651323T3 (es) * 2013-05-13 2018-01-25 Shindengen Electric Manufacturing Co., Ltd. Fuente de alimentación de controlador de lámpara y procedimiento para controlar la fuente de alimentación del controlador de lámpara
DE102014008614B4 (de) 2014-06-07 2022-03-24 Diehl Aerospace Gmbh LED-Beleuchtungsvorrichtung für eine Wechselspannungsversorgung in einem Flugzeug sowie Flugzeug mit der LED-Beleuchtungsvorrichtung
CN106322188B (zh) * 2015-07-10 2018-09-21 矽诚科技股份有限公司 发光二极管灯串驱动系统
JP2019129108A (ja) * 2018-01-26 2019-08-01 セイコーエプソン株式会社 光源装置、投写型表示装置、及び、半導体装置
EP4068910A1 (de) * 2021-03-29 2022-10-05 ZKW Group GmbH Kurzschlussfehlererkennende beleuchtungsvorrichtung für einen kraftfahrzeugscheinwerfer

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2991893B2 (ja) * 1993-05-31 1999-12-20 富士通株式会社 発光素子の駆動回路及びこれを用いた光増幅中継器
JPH1168161A (ja) * 1997-08-15 1999-03-09 Digital Electron Corp 発光装置
DE19841490B4 (de) * 1998-09-10 2005-06-30 Infineon Technologies Ag Schaltungsanordnung zum Schutz einer Serienschaltung aus mindestens zwei Leuchdioden vor dem Ausfall
EP1006506A1 (de) * 1998-12-03 2000-06-07 Hewlett-Packard Company Optische Anzeige für ein Fahrzeug
JP2000321033A (ja) * 1999-05-17 2000-11-24 Meidensha Corp 水晶片の計測システム
US6153980A (en) * 1999-11-04 2000-11-28 Philips Electronics North America Corporation LED array having an active shunt arrangement
DE10103611B4 (de) * 2001-01-26 2013-12-19 Insta Elektro Gmbh Schaltungsanordnung zum Betreiben von mehreren Leuchtmitteln
JP2003017574A (ja) * 2001-06-28 2003-01-17 Sanken Electric Co Ltd 半導体装置及びこれに用いる保護回路
JP2003297588A (ja) * 2002-04-05 2003-10-17 Koha Co Ltd 発光素子点滅装置

Also Published As

Publication number Publication date
DE602004011177D1 (de) 2008-02-21
JP2005183975A (ja) 2005-07-07
FR2864418A1 (fr) 2005-06-24
FR2864418B1 (fr) 2006-09-01
EP1545163B1 (de) 2008-01-09
ES2299809T3 (es) 2008-06-01
EP1545163A1 (de) 2005-06-22
DE602004011177T2 (de) 2009-01-02
JP4907078B2 (ja) 2012-03-28

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