EP2052584A1 - Schaltung für ein kraftfahrzeug, insbesondere zur ansteuerung einer beleuchtungseinrichtung - Google Patents
Schaltung für ein kraftfahrzeug, insbesondere zur ansteuerung einer beleuchtungseinrichtungInfo
- Publication number
- EP2052584A1 EP2052584A1 EP07801552A EP07801552A EP2052584A1 EP 2052584 A1 EP2052584 A1 EP 2052584A1 EP 07801552 A EP07801552 A EP 07801552A EP 07801552 A EP07801552 A EP 07801552A EP 2052584 A1 EP2052584 A1 EP 2052584A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- light source
- circuit
- light
- light sources
- voltage
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
- H05B45/37—Converter circuits
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006037342A DE102006037342B4 (de) | 2006-08-08 | 2006-08-08 | Schaltung für ein Kraftfahrzeug, insbesondere zur Ansteuerung einer Beleuchtungseinrichtung |
PCT/EP2007/007010 WO2008017467A1 (de) | 2006-08-08 | 2007-08-08 | Schaltung für ein kraftfahrzeug, insbesondere zur ansteuerung einer beleuchtungseinrichtung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2052584A1 true EP2052584A1 (de) | 2009-04-29 |
EP2052584B1 EP2052584B1 (de) | 2014-03-12 |
Family
ID=38606435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP07801552.6A Not-in-force EP2052584B1 (de) | 2006-08-08 | 2007-08-08 | Schaltung für ein kraftfahrzeug, insbesondere zur ansteuerung einer beleuchtungseinrichtung |
Country Status (5)
Country | Link |
---|---|
US (1) | US8143808B2 (de) |
EP (1) | EP2052584B1 (de) |
DE (1) | DE102006037342B4 (de) |
ES (1) | ES2471977T3 (de) |
WO (1) | WO2008017467A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008030365A1 (de) * | 2008-06-26 | 2009-08-20 | Continental Automotive Gmbh | Einrichtung zur Ansteuerung von in einem Array angeordneten Einzellichtquellen |
ATE536081T1 (de) * | 2008-07-04 | 2011-12-15 | Osram Ag | Schaltungsanordnung und verfahren zum betreiben mindestens einer ersten und einer zweiten led |
ITBS20080235A1 (it) * | 2008-12-22 | 2010-06-23 | St Microelectronics Srl | Circuito elettronico di alimentazione |
KR101814193B1 (ko) * | 2009-03-12 | 2018-01-30 | 필립스 라이팅 홀딩 비.브이. | 백열 램프 컬러 온도 거동을 갖는 led 조명 |
WO2011107138A1 (de) * | 2010-03-01 | 2011-09-09 | Hella Kgaa Hueck & Co. | Verfahren zur stromversorgung eines led-arrays sowie schaltungsanordnung zur durchführung des verfahrens |
CN201680231U (zh) * | 2010-03-17 | 2010-12-22 | Bcd半导体制造有限公司 | 一种lcd的led背光驱动装置 |
US9420653B2 (en) * | 2010-11-19 | 2016-08-16 | Semiconductor Components Industries, Llc | LED driver circuit and method |
JP5739747B2 (ja) * | 2011-06-27 | 2015-06-24 | 株式会社小糸製作所 | 半導体光源点灯回路 |
US8749164B2 (en) * | 2011-09-23 | 2014-06-10 | Paragon Semiconductor Lighting Technology Co., Ltd. | Illuminating apparatus capable of detecting power supply and method using the same |
JP6009205B2 (ja) * | 2012-04-20 | 2016-10-19 | 株式会社小糸製作所 | 半導体光源点灯回路 |
US9226373B2 (en) | 2013-10-30 | 2015-12-29 | John Joseph King | Programmable light timer and a method of implementing a programmable light timer |
DE102015214939A1 (de) * | 2015-08-05 | 2017-02-09 | Osram Gmbh | Spannungsabhängige Verschaltung einzelner Lichtquellen |
AT518685B1 (de) * | 2016-06-07 | 2018-05-15 | Zkw Group Gmbh | Kraftfahrzeug-Beleuchtungseinrichtung |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1006506A1 (de) * | 1998-12-03 | 2000-06-07 | Hewlett-Packard Company | Optische Anzeige für ein Fahrzeug |
DE19945546B4 (de) * | 1999-09-23 | 2005-06-23 | Reitter & Schefenacker Gmbh & Co. Kg | Verfahren zur Ansteuerung von Leuchtmitteln von Fahrzeugen, vorzugsweise von Kraftfahrzeugen, sowie Vorrichtung zur Durchführung des Verfahrens |
US6362578B1 (en) * | 1999-12-23 | 2002-03-26 | Stmicroelectronics, Inc. | LED driver circuit and method |
DE10115388A1 (de) * | 2001-03-28 | 2002-10-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ansteuerschaltung für ein LED-Array |
JP4177022B2 (ja) * | 2002-05-07 | 2008-11-05 | ローム株式会社 | 発光素子駆動装置、及び発光素子を備えた電子機器 |
US6690146B2 (en) * | 2002-06-20 | 2004-02-10 | Fairchild Semiconductor Corporation | High efficiency LED driver |
JP4236894B2 (ja) * | 2002-10-08 | 2009-03-11 | 株式会社小糸製作所 | 点灯回路 |
JP4342262B2 (ja) * | 2003-10-03 | 2009-10-14 | アルエイド株式会社 | Led点灯制御装置、led点灯制御方法 |
JP2005306217A (ja) * | 2004-04-21 | 2005-11-04 | Koito Mfg Co Ltd | 車両用灯具 |
CA2574714A1 (en) * | 2004-07-23 | 2006-02-02 | Magna International Inc. | Power supply system and method for automotive led lighting systems |
JP2006050894A (ja) * | 2004-08-06 | 2006-02-16 | Stmicroelectronics Sa | Dc/dcコンバータによる複数負荷の給電 |
JP4400880B2 (ja) * | 2004-10-05 | 2010-01-20 | 株式会社小糸製作所 | 車両用灯具の点灯制御回路 |
TWI236169B (en) * | 2004-11-19 | 2005-07-11 | Quanta Comp Inc | Driving device for light emitted diode |
JP4398411B2 (ja) * | 2005-07-12 | 2010-01-13 | 株式会社小糸製作所 | 車両用灯具の点灯制御装置 |
DE102006005521B3 (de) * | 2006-02-07 | 2007-05-16 | Lear Corp | Schaltung und Verfahren zum Ansteuern eines LED-Array's |
-
2006
- 2006-08-08 DE DE102006037342A patent/DE102006037342B4/de not_active Expired - Fee Related
-
2007
- 2007-08-08 ES ES07801552.6T patent/ES2471977T3/es active Active
- 2007-08-08 WO PCT/EP2007/007010 patent/WO2008017467A1/de active Application Filing
- 2007-08-08 EP EP07801552.6A patent/EP2052584B1/de not_active Not-in-force
-
2009
- 2009-02-06 US US12/367,209 patent/US8143808B2/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO2008017467A1 * |
Also Published As
Publication number | Publication date |
---|---|
ES2471977T3 (es) | 2014-06-27 |
US8143808B2 (en) | 2012-03-27 |
WO2008017467A1 (de) | 2008-02-14 |
DE102006037342A1 (de) | 2008-02-21 |
US20090184663A1 (en) | 2009-07-23 |
EP2052584B1 (de) | 2014-03-12 |
DE102006037342B4 (de) | 2013-07-18 |
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