ATE380451T1 - Verfahren und treiberschaltung zur steuerung von leds - Google Patents

Verfahren und treiberschaltung zur steuerung von leds

Info

Publication number
ATE380451T1
ATE380451T1 AT04255935T AT04255935T ATE380451T1 AT E380451 T1 ATE380451 T1 AT E380451T1 AT 04255935 T AT04255935 T AT 04255935T AT 04255935 T AT04255935 T AT 04255935T AT E380451 T1 ATE380451 T1 AT E380451T1
Authority
AT
Austria
Prior art keywords
led
current
driver circuit
controlling leds
leds
Prior art date
Application number
AT04255935T
Other languages
English (en)
Inventor
Timothy George Bushell
C B T Latham
Original Assignee
Oxley Dev Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Oxley Dev Co Ltd filed Critical Oxley Dev Co Ltd
Application granted granted Critical
Publication of ATE380451T1 publication Critical patent/ATE380451T1/de

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)
AT04255935T 2003-09-30 2004-09-29 Verfahren und treiberschaltung zur steuerung von leds ATE380451T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB0322823.6A GB0322823D0 (en) 2003-09-30 2003-09-30 Method and drive circuit for controlling leds

Publications (1)

Publication Number Publication Date
ATE380451T1 true ATE380451T1 (de) 2007-12-15

Family

ID=29287087

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04255935T ATE380451T1 (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)

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US8128272B2 (en) 2005-06-07 2012-03-06 Oree, 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
US8550684B2 (en) 2007-12-19 2013-10-08 Oree, Inc. Waveguide-based packaging structures and methods for discrete lighting elements
US7929816B2 (en) 2007-12-19 2011-04-19 Oree, Inc. Waveguide sheet containing in-coupling, propagation, and out-coupling regions
US8231237B2 (en) 2008-03-05 2012-07-31 Oree, Inc. Sub-assembly and methods for 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
WO2010150202A2 (en) 2009-06-24 2010-12-29 Oree, Advanced Illumination Solutions 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
JP2013517613A (ja) * 2009-11-17 2013-05-16 テララックス， インコーポレイテッド Ｌｅｄ電源の検出および制御
FR2953080B1 (fr) * 2009-11-24 2012-01-13 Hmi Innovation Dispositif d'eclairage a del incorporant une commande amelioree
US9596738B2 (en) 2010-09-16 2017-03-14 Terralux, Inc. Communication with lighting units over a power bus
WO2012037436A1 (en) 2010-09-16 2012-03-22 Terralux, Inc. Communication with lighting units over a power bus
US8669715B2 (en) 2011-04-22 2014-03-11 Crs Electronics LED driver having constant input current
US8669711B2 (en) 2011-04-22 2014-03-11 Crs Electronics Dynamic-headroom LED power supply
US8476847B2 (en) 2011-04-22 2013-07-02 Crs Electronics Thermal foldback system
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
JP7249996B2 (ja) 2017-07-21 2023-03-31 ルミレッズ ホールディング ベーフェー セグメント化フラッシュシステムを制御する方法
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP1521503A1 (de) 2005-04-06
DE602004010477D1 (de) 2008-01-17
DE602004010477T2 (de) 2008-12-11
US7196481B2 (en) 2007-03-27
GB0322823D0 (en) 2003-10-29
EP1521503B1 (de) 2007-12-05
US20050104541A1 (en) 2005-05-19

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties