WO2009049876A3 - Betriebsschaltung für leuchtdioden und verfahren zum betrieb von leuchtdioden - Google Patents
Betriebsschaltung für leuchtdioden und verfahren zum betrieb von leuchtdioden Download PDFInfo
- Publication number
- WO2009049876A3 WO2009049876A3 PCT/EP2008/008729 EP2008008729W WO2009049876A3 WO 2009049876 A3 WO2009049876 A3 WO 2009049876A3 EP 2008008729 W EP2008008729 W EP 2008008729W WO 2009049876 A3 WO2009049876 A3 WO 2009049876A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- emitting diodes
- operating
- emitting diode
- turned
- Prior art date
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]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
- H05B45/3725—Switched mode power supply [SMPS]
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Dc-Dc Converters (AREA)
- Led Devices (AREA)
Abstract
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA9322/2008A AT516957B1 (de) | 2007-10-16 | 2008-10-15 | Betriebsschaltung für leuchtdioden und verfahren zum betrieb von leuchtdioden |
EP08840612.9A EP2201821B1 (de) | 2007-10-16 | 2008-10-15 | Betriebsschaltung für leuchtdioden und verfahren zum betrieb von leuchtdioden |
CN200880112068A CN101828428A (zh) | 2007-10-16 | 2008-10-15 | 发光二极管的操作电路和发光二极管的操作方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007049533.3 | 2007-10-16 | ||
DE102007049533.3A DE102007049533B4 (de) | 2007-10-16 | 2007-10-16 | Betriebsschaltung für Leuchtdioden und Verfahren zum Betrieb von Leuchtdioden |
Publications (3)
Publication Number | Publication Date |
---|---|
WO2009049876A2 WO2009049876A2 (de) | 2009-04-23 |
WO2009049876A9 WO2009049876A9 (de) | 2009-06-11 |
WO2009049876A3 true WO2009049876A3 (de) | 2009-07-23 |
Family
ID=40458730
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2008/008729 WO2009049876A2 (de) | 2007-10-16 | 2008-10-15 | Betriebsschaltung für leuchtdioden und verfahren zum betrieb von leuchtdioden |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2201821B1 (de) |
CN (1) | CN101828428A (de) |
AT (1) | AT516957B1 (de) |
DE (1) | DE102007049533B4 (de) |
WO (1) | WO2009049876A2 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009027484A1 (de) | 2009-07-06 | 2011-01-13 | Osa Opto Light Gmbh | Schaltungsanordnung zur Dimmung einer Leuchtquelle, die wengistens ein strahlungsemittierendes Halbleiterbauelement umfasst |
DE102011088966A1 (de) * | 2011-12-19 | 2013-06-20 | Tridonic Gmbh & Co. Kg | Betriebsschaltung für Leuchtdioden und Verfahren zum Betrieb von Leuchtdioden |
AT13857U1 (de) * | 2013-04-30 | 2014-10-15 | Tridonic Gmbh & Co Kg | Fehlererkennung für Leuchtdioden |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6320330B1 (en) * | 1999-01-22 | 2001-11-20 | Nokia Mobile Phones Ltd | Illuminating electronic device and illumination method |
US20060214603A1 (en) * | 2005-03-22 | 2006-09-28 | In-Hwan Oh | Single-stage digital power converter for driving LEDs |
US20070097044A1 (en) * | 2005-11-03 | 2007-05-03 | Ta-Yung Yang | High efficiency switching LED driver |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050151708A1 (en) * | 2004-01-12 | 2005-07-14 | Farmer Ronald E. | LED module with uniform LED brightness |
-
2007
- 2007-10-16 DE DE102007049533.3A patent/DE102007049533B4/de not_active Expired - Fee Related
-
2008
- 2008-10-15 EP EP08840612.9A patent/EP2201821B1/de active Active
- 2008-10-15 WO PCT/EP2008/008729 patent/WO2009049876A2/de active Application Filing
- 2008-10-15 CN CN200880112068A patent/CN101828428A/zh active Pending
- 2008-10-15 AT ATA9322/2008A patent/AT516957B1/de not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6320330B1 (en) * | 1999-01-22 | 2001-11-20 | Nokia Mobile Phones Ltd | Illuminating electronic device and illumination method |
US20060214603A1 (en) * | 2005-03-22 | 2006-09-28 | In-Hwan Oh | Single-stage digital power converter for driving LEDs |
US20070097044A1 (en) * | 2005-11-03 | 2007-05-03 | Ta-Yung Yang | High efficiency switching LED driver |
Also Published As
Publication number | Publication date |
---|---|
WO2009049876A9 (de) | 2009-06-11 |
AT516957B1 (de) | 2016-10-15 |
WO2009049876A2 (de) | 2009-04-23 |
EP2201821B1 (de) | 2017-09-13 |
DE102007049533B4 (de) | 2017-02-23 |
EP2201821A2 (de) | 2010-06-30 |
CN101828428A (zh) | 2010-09-08 |
DE102007049533A1 (de) | 2009-04-23 |
AT516957A5 (de) | 2016-10-15 |
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