EP1235465A3 - Treiber für LED-Leuchten im Kfz - Google Patents
Treiber für LED-Leuchten im Kfz Download PDFInfo
- Publication number
- EP1235465A3 EP1235465A3 EP02002848A EP02002848A EP1235465A3 EP 1235465 A3 EP1235465 A3 EP 1235465A3 EP 02002848 A EP02002848 A EP 02002848A EP 02002848 A EP02002848 A EP 02002848A EP 1235465 A3 EP1235465 A3 EP 1235465A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- consumer
- vehicle
- driving circuit
- led driving
- 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]
- H05B45/10—Controlling the intensity of the light
- H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
-
- 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
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10108132A DE10108132A1 (de) | 2001-02-21 | 2001-02-21 | Treiber für LED-Leuchten im Kfz |
DE10108132 | 2001-02-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1235465A2 EP1235465A2 (de) | 2002-08-28 |
EP1235465A3 true EP1235465A3 (de) | 2005-01-12 |
EP1235465B1 EP1235465B1 (de) | 2007-05-23 |
Family
ID=7674853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02002848A Expired - Lifetime EP1235465B1 (de) | 2001-02-21 | 2002-02-08 | Treiber für LED-Leuchten im Kfz |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP1235465B1 (de) |
DE (2) | DE10108132A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10336973B4 (de) * | 2003-08-12 | 2016-12-29 | Hella Kgaa Hueck & Co. | Verfahren zur Überwachung einer Leuchtdiode |
US7847486B2 (en) * | 2004-08-04 | 2010-12-07 | Dr. LED (Holdings), Inc | LED lighting system |
JP2007200610A (ja) | 2006-01-24 | 2007-08-09 | Koito Mfg Co Ltd | 車両用灯具の点灯制御装置 |
DE102007009104B4 (de) | 2007-02-24 | 2011-04-14 | Lear Corporation Gmbh | Steuerschaltung zum getakteten Ansteuern mindestens einer Leuchtdiode |
AT511094B1 (de) * | 2011-03-25 | 2012-09-15 | Thales Austria Gmbh | Anordnung zur zustandsüberwachung eines leuchtmittels |
DE102011050908A1 (de) * | 2011-06-08 | 2012-12-13 | Dietmar Müller | Leuchtdiodenlampe und Schaltung zur Steuerung einer Lichtquelle |
DE102015219901B4 (de) * | 2015-10-14 | 2019-09-05 | Continental Automotive Gmbh | Diagnosevorrichtung und Verfahren zum Detektieren eines Defekts von zumindest einer aus mehreren Leuchtdioden |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19734750A1 (de) * | 1997-08-12 | 1999-02-18 | Reitter & Schefenacker Gmbh | Heckleuchte von Kraftfahrzeugen |
EP1000806A2 (de) * | 1998-11-13 | 2000-05-17 | Hella KG Hueck & Co. | Diagnosesystem für eine LED-Leuchte in einem Kraftfahrzeug |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19846753A1 (de) * | 1998-10-07 | 2000-04-13 | Siemens Ag | Schaltungsanordnung zum Betreiben eines Leuchtzeichens |
DE19905709A1 (de) * | 1999-02-11 | 2000-08-31 | Siemens Ag | Verfahren zum Erkennen eines Lampenausfalls und Lampenausfalldetektionsvorrichtung |
-
2001
- 2001-02-21 DE DE10108132A patent/DE10108132A1/de not_active Withdrawn
-
2002
- 2002-02-08 DE DE50210182T patent/DE50210182D1/de not_active Expired - Lifetime
- 2002-02-08 EP EP02002848A patent/EP1235465B1/de not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19734750A1 (de) * | 1997-08-12 | 1999-02-18 | Reitter & Schefenacker Gmbh | Heckleuchte von Kraftfahrzeugen |
EP1000806A2 (de) * | 1998-11-13 | 2000-05-17 | Hella KG Hueck & Co. | Diagnosesystem für eine LED-Leuchte in einem Kraftfahrzeug |
Non-Patent Citations (2)
Title |
---|
LACHMANN U ET AL: "LAMPENUBERWACHUNG IM KRAFTFAHRZEUG SPEZIAL-IC VEREINFACHT MONITORSCHALTUNG", ELEKTRONIK, FRANZIS VERLAG GMBH. MUNCHEN, DE, vol. 37, no. 23, 11 November 1988 (1988-11-11), pages 125 - 126,128, XP000098331, ISSN: 0013-5658 * |
TIETZE, U.; SCHENK, CH.: "Halbleiterschaltungstechnik", 1991, SPRINGER VERLAG, BERLIN, XP002306012 * |
Also Published As
Publication number | Publication date |
---|---|
DE10108132A1 (de) | 2002-08-29 |
EP1235465B1 (de) | 2007-05-23 |
EP1235465A2 (de) | 2002-08-28 |
DE50210182D1 (de) | 2007-07-05 |
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