DE602004010477D1 - Verfahren und Treiberschaltung zur Steuerung von LEDs - Google Patents
Verfahren und Treiberschaltung zur Steuerung von LEDsInfo
- Publication number
- DE602004010477D1 DE602004010477D1 DE602004010477T DE602004010477T DE602004010477D1 DE 602004010477 D1 DE602004010477 D1 DE 602004010477D1 DE 602004010477 T DE602004010477 T DE 602004010477T DE 602004010477 T DE602004010477 T DE 602004010477T DE 602004010477 D1 DE602004010477 D1 DE 602004010477D1
- Authority
- DE
- Germany
- Prior art keywords
- led
- current
- driver circuit
- controlling leds
- leds
- 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.)
- Active
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
- Led Devices (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0322823.6A GB0322823D0 (en) | 2003-09-30 | 2003-09-30 | Method and drive circuit for controlling leds |
GB0322823 | 2003-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE602004010477D1 true DE602004010477D1 (de) | 2008-01-17 |
DE602004010477T2 DE602004010477T2 (de) | 2008-12-11 |
Family
ID=29287087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602004010477T Active DE602004010477T2 (de) | 2003-09-30 | 2004-09-29 | Verfahren und Treiberschaltung zur Steuerung von LEDs |
Country Status (5)
Country | Link |
---|---|
US (1) | US7196481B2 (de) |
EP (1) | EP1521503B1 (de) |
AT (1) | ATE380451T1 (de) |
DE (1) | DE602004010477T2 (de) |
GB (1) | GB0322823D0 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006131924A2 (en) | 2005-06-07 | 2006-12-14 | Oree, Advanced Illumination Solutions Inc. | Illumination apparatus |
US8272758B2 (en) | 2005-06-07 | 2012-09-25 | Oree, Inc. | Illumination apparatus and methods of forming the same |
US8215815B2 (en) | 2005-06-07 | 2012-07-10 | Oree, Inc. | Illumination apparatus and methods of forming the same |
US7438442B2 (en) * | 2005-10-12 | 2008-10-21 | Lg Display Co., Ltd. | Light emitting package, backlight unit and liquid crystal display device including the same |
DE102007009104B4 (de) * | 2007-02-24 | 2011-04-14 | Lear Corporation Gmbh | Steuerschaltung zum getakteten Ansteuern mindestens einer Leuchtdiode |
US7948190B2 (en) * | 2007-04-10 | 2011-05-24 | Nexxus Lighting, Inc. | Apparatus and methods for the thermal regulation of light emitting diodes in signage |
US7812551B2 (en) * | 2007-10-19 | 2010-10-12 | American Sterilizer Company | Lighting control method having a light output ramping function |
US7701151B2 (en) * | 2007-10-19 | 2010-04-20 | American Sterilizer Company | Lighting control system having temperature compensation and trim circuits |
US7929816B2 (en) | 2007-12-19 | 2011-04-19 | Oree, Inc. | Waveguide sheet containing in-coupling, propagation, and out-coupling regions |
US7907804B2 (en) | 2007-12-19 | 2011-03-15 | Oree, Inc. | Elimination of stitch artifacts in a planar illumination area |
US20090225566A1 (en) | 2008-03-05 | 2009-09-10 | Micha Zimmermann | Illumination apparatus and methods of forming the same |
TWI397349B (zh) * | 2008-03-21 | 2013-05-21 | Richtek Technology Corp | Led控制電路與方法,以及抗蟲led燈 |
US8288967B2 (en) * | 2008-03-21 | 2012-10-16 | Richtek Technology Corp. | LED control circuit and method |
US20100007588A1 (en) * | 2008-07-09 | 2010-01-14 | Adaptive Micro Systems Llc | System and method for led degradation and temperature compensation |
US8301002B2 (en) | 2008-07-10 | 2012-10-30 | Oree, Inc. | Slim waveguide coupling apparatus and method |
US8297786B2 (en) | 2008-07-10 | 2012-10-30 | Oree, Inc. | Slim waveguide coupling apparatus and method |
DE102008058524B4 (de) * | 2008-11-21 | 2010-11-18 | Herbert Waldmann Gmbh & Co. Kg | Schaltungsanordnung für eine Leuchte mit Leuchtdioden |
US8358085B2 (en) | 2009-01-13 | 2013-01-22 | Terralux, Inc. | Method and device for remote sensing and control of LED lights |
US9326346B2 (en) | 2009-01-13 | 2016-04-26 | Terralux, Inc. | Method and device for remote sensing and control of LED lights |
US8624527B1 (en) | 2009-03-27 | 2014-01-07 | Oree, Inc. | Independently controllable illumination device |
US20100320904A1 (en) | 2009-05-13 | 2010-12-23 | Oree Inc. | LED-Based Replacement Lamps for Incandescent Fixtures |
US8727597B2 (en) | 2009-06-24 | 2014-05-20 | Oree, Inc. | Illumination apparatus with high conversion efficiency and methods of forming the same |
TW201116157A (en) | 2009-08-25 | 2011-05-01 | Koninkl Philips Electronics Nv | LED-based lighting fixtures and related methods for thermal management |
BR112012011829A2 (pt) * | 2009-11-17 | 2018-03-27 | Terralux Inc | detecção e controle de suprimento de energia led |
FR2953080B1 (fr) * | 2009-11-24 | 2012-01-13 | Hmi Innovation | Dispositif d'eclairage a del incorporant une commande amelioree |
JP2013543216A (ja) | 2010-09-16 | 2013-11-28 | テララックス, インコーポレイテッド | 電力バスを介した照明ユニットとの通信 |
US9596738B2 (en) | 2010-09-16 | 2017-03-14 | Terralux, Inc. | Communication with lighting units over a power bus |
US8476847B2 (en) | 2011-04-22 | 2013-07-02 | Crs Electronics | Thermal foldback system |
US8669711B2 (en) | 2011-04-22 | 2014-03-11 | Crs Electronics | Dynamic-headroom LED power supply |
US8669715B2 (en) | 2011-04-22 | 2014-03-11 | Crs Electronics | LED driver having constant input current |
US8591072B2 (en) | 2011-11-16 | 2013-11-26 | Oree, Inc. | Illumination apparatus confining light by total internal reflection and methods of forming the same |
US8896231B2 (en) | 2011-12-16 | 2014-11-25 | Terralux, Inc. | Systems and methods of applying bleed circuits in LED lamps |
WO2014006501A1 (en) | 2012-07-03 | 2014-01-09 | Yosi Shani | Planar remote phosphor illumination apparatus |
US8933646B2 (en) * | 2012-12-20 | 2015-01-13 | Shenzhen China Star Optoelectronics Technology Co., Ltd. | Protection circuit for backlight driver circuit, backlight module, and LCD device |
US9265119B2 (en) | 2013-06-17 | 2016-02-16 | Terralux, Inc. | Systems and methods for providing thermal fold-back to LED lights |
TWI573410B (zh) * | 2015-06-01 | 2017-03-01 | And a method for improving the optical transmission power of the optical fiber by a change in temperature and a method thereof | |
US10747033B2 (en) | 2016-01-29 | 2020-08-18 | Lawrence Livermore National Security, Llc | Cooler for optics transmitting high intensity light |
WO2019016025A1 (en) * | 2017-07-21 | 2019-01-24 | Lumileds Holding B.V. | METHOD FOR CONTROLLING A SEGMENTED FLASH SYSTEM |
CN116437521B (zh) * | 2023-06-14 | 2023-08-22 | 深圳市帝狼光电有限公司 | 一种壁挂灯及控制方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5406172A (en) * | 1993-12-28 | 1995-04-11 | Honeywell Inc. | Light source intensity control device |
EP0733894B1 (de) * | 1995-03-24 | 2003-05-07 | Nohmi Bosai Ltd. | Sensor zur Feststellung feiner Teilchen wie Rauch |
JP4046778B2 (ja) * | 1995-04-05 | 2008-02-13 | ソニー株式会社 | 光学ディスク記録再生装置 |
US5783909A (en) * | 1997-01-10 | 1998-07-21 | Relume Corporation | Maintaining LED luminous intensity |
DE19930174A1 (de) * | 1999-06-30 | 2001-01-04 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Ansteuerschaltung für LED und zugehöriges Betriebsverfahren |
US6111739A (en) * | 1999-08-11 | 2000-08-29 | Leotek Electronics Corporation | LED power supply with temperature compensation |
US6614358B1 (en) * | 2000-08-29 | 2003-09-02 | Power Signal Technologies, Inc. | Solid state light with controlled light output |
GB0204212D0 (en) * | 2002-02-22 | 2002-04-10 | Oxley Dev Co Ltd | Led drive circuit |
-
2003
- 2003-09-30 GB GBGB0322823.6A patent/GB0322823D0/en not_active Ceased
-
2004
- 2004-09-29 EP EP04255935A patent/EP1521503B1/de active Active
- 2004-09-29 AT AT04255935T patent/ATE380451T1/de not_active IP Right Cessation
- 2004-09-29 DE DE602004010477T patent/DE602004010477T2/de active Active
- 2004-09-29 US US10/954,377 patent/US7196481B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US7196481B2 (en) | 2007-03-27 |
GB0322823D0 (en) | 2003-10-29 |
EP1521503B1 (de) | 2007-12-05 |
US20050104541A1 (en) | 2005-05-19 |
EP1521503A1 (de) | 2005-04-06 |
ATE380451T1 (de) | 2007-12-15 |
DE602004010477T2 (de) | 2008-12-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de | ||
8370 | Indication related to discontinuation of the patent is to be deleted | ||
8364 | No opposition during term of opposition |