EP3032920A3 - Procede et circuit d'alimentation d'un systeme d'eclairage a del - Google Patents
Procede et circuit d'alimentation d'un systeme d'eclairage a del Download PDFInfo
- Publication number
- EP3032920A3 EP3032920A3 EP15199590.9A EP15199590A EP3032920A3 EP 3032920 A3 EP3032920 A3 EP 3032920A3 EP 15199590 A EP15199590 A EP 15199590A EP 3032920 A3 EP3032920 A3 EP 3032920A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- circuit
- led
- feeding
- led light
- temperature
- 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
- H05B45/18—Controlling the intensity of the light using temperature feedback
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014118440.8A DE102014118440A1 (de) | 2014-12-11 | 2014-12-11 | Verfahren und Schaltung zur Versorgung eines LED-Leuchtmittels |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| EP3032920A2 EP3032920A2 (fr) | 2016-06-15 |
| EP3032920A3 true EP3032920A3 (fr) | 2016-07-06 |
| EP3032920B1 EP3032920B1 (fr) | 2017-07-19 |
Family
ID=54979392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP15199590.9A Active EP3032920B1 (fr) | 2014-12-11 | 2015-12-11 | Procede et circuit d'alimentation d'un systeme d'eclairage a del |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP3032920B1 (fr) |
| DE (1) | DE102014118440A1 (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102017105131A1 (de) | 2017-03-10 | 2018-09-13 | Osram Opto Semiconductors Gmbh | Verfahren zum Betreiben eines optoelektronischen Bauelements und optoelektronisches Bauelement |
| DE102017130862A1 (de) * | 2017-12-21 | 2019-06-27 | Helge Hoffmann | Scheinwerfer |
| DE102018100598A1 (de) * | 2018-01-12 | 2019-07-18 | Osram Opto Semiconductors Gmbh | Verfahren zum steuern eines stromes einer leuchtdiode |
| DE102018127796A1 (de) * | 2018-11-07 | 2020-05-07 | Rational Aktiengesellschaft | Gargerät sowie Verfahren zum Betreiben eines Gargeräts |
| DE102024200884B3 (de) | 2024-01-31 | 2025-02-06 | Siemens Healthineers Ag | Alterungskompensierte Ansteuerung von Leuchtdioden eines Leuchtstreifens eines medizinischen Geräts |
| DE102024108269A1 (de) * | 2024-03-22 | 2025-09-25 | Ams-Osram International Gmbh | Leuchtvorrichtung, verfahren zum betreiben einer leuchtvorrichtung und optoelektronisches bauteil |
| CN119479561B (zh) * | 2024-12-06 | 2025-12-02 | 深圳康佳电子科技有限公司 | 一种背光亮度优化方法、系统、显示设备及存储介质 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5783909A (en) * | 1997-01-10 | 1998-07-21 | Relume Corporation | Maintaining LED luminous intensity |
| DE10201053A1 (de) * | 2001-01-16 | 2002-08-01 | Visteon Global Tech Inc | Reihen-LED-Hinterleuchtungsteuerschaltung |
| US20020179816A1 (en) * | 2001-06-01 | 2002-12-05 | Haines Joshua Paul | Illumination apparatus utilizing light emitting diodes |
| US20060028155A1 (en) * | 2004-08-09 | 2006-02-09 | Dialight Corporation | Intelligent drive circuit for a light emitting diode (LED) light engine |
| EP2273849A2 (fr) * | 2009-07-09 | 2011-01-12 | Siteco Beleuchtungstechnik GmbH | Commande à DEL |
| US20130154476A1 (en) * | 2011-12-19 | 2013-06-20 | Andre Hessling | Anti-collision aircraft light |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6414661B1 (en) * | 2000-02-22 | 2002-07-02 | Sarnoff Corporation | Method and apparatus for calibrating display devices and automatically compensating for loss in their efficiency over time |
| DE202005020801U1 (de) * | 2005-02-25 | 2006-09-14 | Erco Leuchten Gmbh | Leuchte |
| EP1980139B1 (fr) * | 2006-01-25 | 2012-06-06 | Koninklijke Philips Electronics N.V. | Dispositif de reglage permettant de selectionner la couleur de la lumiere emise par une source lumineuse |
| DE102010006998A1 (de) | 2010-02-05 | 2011-08-11 | Siteco Beleuchtungstechnik GmbH, 83301 | Temperaturkompensation des Lichtstroms an LED-Leuchten |
| DE102012219876A1 (de) * | 2012-10-30 | 2014-04-30 | Osram Gmbh | Kalibrieren einer leuchtvorrichtung mit einer halbleiterlichtquelle |
| DE102013207525A1 (de) * | 2013-04-25 | 2014-10-30 | Zumtobel Lighting Gmbh | Verfahren und Schaltungsanordnung zum Betreiben einer LED-Lichtquelle |
-
2014
- 2014-12-11 DE DE102014118440.8A patent/DE102014118440A1/de not_active Ceased
-
2015
- 2015-12-11 EP EP15199590.9A patent/EP3032920B1/fr active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5783909A (en) * | 1997-01-10 | 1998-07-21 | Relume Corporation | Maintaining LED luminous intensity |
| DE10201053A1 (de) * | 2001-01-16 | 2002-08-01 | Visteon Global Tech Inc | Reihen-LED-Hinterleuchtungsteuerschaltung |
| US20020179816A1 (en) * | 2001-06-01 | 2002-12-05 | Haines Joshua Paul | Illumination apparatus utilizing light emitting diodes |
| US20060028155A1 (en) * | 2004-08-09 | 2006-02-09 | Dialight Corporation | Intelligent drive circuit for a light emitting diode (LED) light engine |
| EP2273849A2 (fr) * | 2009-07-09 | 2011-01-12 | Siteco Beleuchtungstechnik GmbH | Commande à DEL |
| US20130154476A1 (en) * | 2011-12-19 | 2013-06-20 | Andre Hessling | Anti-collision aircraft light |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014118440A1 (de) | 2016-06-16 |
| EP3032920B1 (fr) | 2017-07-19 |
| EP3032920A2 (fr) | 2016-06-15 |
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