DE60309359D1 - Methode und Schaltungsanordnung zur Regelung einer LED - Google Patents

Methode und Schaltungsanordnung zur Regelung einer LED

Info

Publication number
DE60309359D1
DE60309359D1 DE60309359T DE60309359T DE60309359D1 DE 60309359 D1 DE60309359 D1 DE 60309359D1 DE 60309359 T DE60309359 T DE 60309359T DE 60309359 T DE60309359 T DE 60309359T DE 60309359 D1 DE60309359 D1 DE 60309359D1
Authority
DE
Germany
Prior art keywords
led
controller
operating parameter
current
further operating
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.)
Expired - Lifetime
Application number
DE60309359T
Other languages
English (en)
Other versions
DE60309359T2 (de
Inventor
Timothy George Bushell
Michael Christopher Worgan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Oxley Developments Co Ltd
Original Assignee
Oxley Developments 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 Developments Co Ltd filed Critical Oxley Developments Co Ltd
Application granted granted Critical
Publication of DE60309359D1 publication Critical patent/DE60309359D1/de
Publication of DE60309359T2 publication Critical patent/DE60309359T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H05B45/12—Controlling the intensity of the light using optical feedback
    • 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]
    • H05B45/10—Controlling the intensity of the light
    • H05B45/18—Controlling the intensity of the light using temperature feedback
DE60309359T 2002-02-22 2003-02-22 Methode und Schaltungsanordnung zur Regelung einer LED Expired - Lifetime DE60309359T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0204212.5A GB0204212D0 (en) 2002-02-22 2002-02-22 Led drive circuit
GB0204212 2002-02-22

Publications (2)

Publication Number Publication Date
DE60309359D1 true DE60309359D1 (de) 2006-12-14
DE60309359T2 DE60309359T2 (de) 2007-11-08

Family

ID=9931589

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60309359T Expired - Lifetime DE60309359T2 (de) 2002-02-22 2003-02-22 Methode und Schaltungsanordnung zur Regelung einer LED

Country Status (6)

Country Link
US (1) US6870325B2 (de)
EP (1) EP1339263B1 (de)
AT (1) ATE344612T1 (de)
CA (1) CA2419515A1 (de)
DE (1) DE60309359T2 (de)
GB (1) GB0204212D0 (de)

Families Citing this family (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2336497A1 (en) * 2000-12-20 2002-06-20 Daniel Chevalier Lighting device
US7052180B2 (en) * 2002-01-04 2006-05-30 Kelvin Shih LED junction temperature tester
JP2005006444A (ja) * 2003-06-13 2005-01-06 Japan Aviation Electronics Industry Ltd 照明灯電源装置
US7646028B2 (en) * 2003-06-17 2010-01-12 Semiconductor Components Industries, L.L.C. LED driver with integrated bias and dimming control storage
JP2005072218A (ja) * 2003-08-25 2005-03-17 Tdk Corp 発光素子の温度管理方法および管理装置、および照明装置
JP2007504674A (ja) * 2003-09-04 2007-03-01 コニンクリユケ フィリップス エレクトロニクス エヌ．ブイ． Ｌｅｄの温度依存性電力供給システム及び方法
TWI329724B (en) * 2003-09-09 2010-09-01 Koninkl Philips Electronics Nv Integrated lamp with feedback and wireless control
US20050062579A1 (en) * 2003-09-23 2005-03-24 Carrier Corporation Resettable fuse with visual indicator
GB0322823D0 (en) * 2003-09-30 2003-10-29 Oxley Dev Co Ltd Method and drive circuit for controlling leds
US7408527B2 (en) * 2004-04-30 2008-08-05 Infocus Corporation Light emitting device driving method and projection apparatus so equipped
US7202608B2 (en) * 2004-06-30 2007-04-10 Tir Systems Ltd. Switched constant current driving and control circuit
JP4771354B2 (ja) * 2004-09-17 2011-09-14 株式会社小糸製作所 車両用灯具の点灯制御回路
ES2384636T3 (es) 2004-10-12 2012-07-10 Koninklijke Philips Electronics N.V. Aparato y método de control con resolución aumentada para uso con fuentes de luz modulada
US7573209B2 (en) 2004-10-12 2009-08-11 Koninklijke Philips Electronics N.V. Method and system for feedback and control of a luminaire
DE102004055884A1 (de) * 2004-11-19 2006-05-24 Audi Ag Leuchteinrichtung für ein Kraftfahrzeug umfassend eine oder mehrere LED's
US7567223B2 (en) * 2005-03-01 2009-07-28 Honeywell International Inc. Light-emitting diode (LED) hysteretic current controller
EP1880585A1 (de) * 2005-03-03 2008-01-23 Tir Systems Ltd. Verfahren und vorrichtung zur steuerung thermischer belastungen in beleuchtungseinrichtungen
US7391162B2 (en) * 2005-04-12 2008-06-24 Aqua Signal Aktiengesellschaft Luminaire with LED(s) and method for operating the luminaire
WO2006126151A2 (en) * 2005-05-27 2006-11-30 Koninklijke Philips Electronics N.V. Controlling an arrangement of semiconductors emitting light of distinct colors
US7675487B2 (en) * 2005-07-15 2010-03-09 Honeywell International, Inc. Simplified light-emitting diode (LED) hysteretic current controller
DE602006014955D1 (de) 2006-06-28 2010-07-29 Osram Gmbh LED-Schaltung mit Stromregelung
CA2708980C (en) * 2006-12-11 2015-05-05 Tir Technology Lp Method and apparatus for digital control of a lighting device
US7868562B2 (en) * 2006-12-11 2011-01-11 Koninklijke Philips Electronics N.V. Luminaire control system and method
US8362838B2 (en) * 2007-01-19 2013-01-29 Cirrus Logic, Inc. Multi-stage amplifier with multiple sets of fixed and variable voltage rails
US7288902B1 (en) * 2007-03-12 2007-10-30 Cirrus Logic, Inc. Color variations in a dimmable lighting device with stable color temperature light sources
US7667408B2 (en) * 2007-03-12 2010-02-23 Cirrus Logic, Inc. Lighting system with lighting dimmer output mapping
US8076920B1 (en) 2007-03-12 2011-12-13 Cirrus Logic, Inc. Switching power converter and control system
US20080224631A1 (en) * 2007-03-12 2008-09-18 Melanson John L Color variations in a dimmable lighting device with stable color temperature light sources
US7852017B1 (en) 2007-03-12 2010-12-14 Cirrus Logic, Inc. Ballast for light emitting diode light sources
US8018171B1 (en) 2007-03-12 2011-09-13 Cirrus Logic, Inc. Multi-function duty cycle modifier
US7696913B2 (en) 2007-05-02 2010-04-13 Cirrus Logic, Inc. Signal processing system using delta-sigma modulation having an internal stabilizer path with direct output-to-integrator connection
US7554473B2 (en) * 2007-05-02 2009-06-30 Cirrus Logic, Inc. Control system using a nonlinear delta-sigma modulator with nonlinear process modeling
US8102127B2 (en) * 2007-06-24 2012-01-24 Cirrus Logic, Inc. Hybrid gas discharge lamp-LED lighting system
DE102007040079A1 (de) * 2007-08-24 2009-02-26 Ledon Lighting Gmbh Verfahren zur Bestimmung des Lichtstroms einer Lichtquelle
WO2009044340A2 (en) * 2007-10-02 2009-04-09 Nxp B.V. Method and circuit arrangement for determining the light output level of a led
US7701151B2 (en) * 2007-10-19 2010-04-20 American Sterilizer Company Lighting control system having temperature compensation and trim circuits
US7812551B2 (en) * 2007-10-19 2010-10-12 American Sterilizer Company Lighting control method having a light output ramping function
US7804697B2 (en) * 2007-12-11 2010-09-28 Cirrus Logic, Inc. History-independent noise-immune modulated transformer-coupled gate control signaling method and apparatus
US7755525B2 (en) * 2008-01-30 2010-07-13 Cirrus Logic, Inc. Delta sigma modulator with unavailable output values
US8008898B2 (en) * 2008-01-30 2011-08-30 Cirrus Logic, Inc. Switching regulator with boosted auxiliary winding supply
US8576589B2 (en) 2008-01-30 2013-11-05 Cirrus Logic, Inc. Switch state controller with a sense current generated operating voltage
US8022683B2 (en) 2008-01-30 2011-09-20 Cirrus Logic, Inc. Powering a power supply integrated circuit with sense current
US7759881B1 (en) 2008-03-31 2010-07-20 Cirrus Logic, Inc. LED lighting system with a multiple mode current control dimming strategy
US8008902B2 (en) * 2008-06-25 2011-08-30 Cirrus Logic, Inc. Hysteretic buck converter having dynamic thresholds
US20100007588A1 (en) * 2008-07-09 2010-01-14 Adaptive Micro Systems Llc System and method for led degradation and temperature compensation
US8344707B2 (en) 2008-07-25 2013-01-01 Cirrus Logic, Inc. Current sensing in a switching power converter
US8212491B2 (en) 2008-07-25 2012-07-03 Cirrus Logic, Inc. Switching power converter control with triac-based leading edge dimmer compatibility
US8279628B2 (en) * 2008-07-25 2012-10-02 Cirrus Logic, Inc. Audible noise suppression in a resonant switching power converter
US8487546B2 (en) * 2008-08-29 2013-07-16 Cirrus Logic, Inc. LED lighting system with accurate current control
CN102203689B (zh) * 2008-09-24 2014-06-25 照明器控股有限公司 用于维持发光二极管的发光强度的方法和系统
US8222872B1 (en) 2008-09-30 2012-07-17 Cirrus Logic, Inc. Switching power converter with selectable mode auxiliary power supply
US8179110B2 (en) * 2008-09-30 2012-05-15 Cirrus Logic Inc. Adjustable constant current source with continuous conduction mode (“CCM”) and discontinuous conduction mode (“DCM”) operation
WO2010049882A2 (en) * 2008-10-30 2010-05-06 Nxp B.V. Lighting unit with temperature protection
US8288954B2 (en) 2008-12-07 2012-10-16 Cirrus Logic, Inc. Primary-side based control of secondary-side current for a transformer
US8362707B2 (en) 2008-12-12 2013-01-29 Cirrus Logic, Inc. Light emitting diode based lighting system with time division ambient light feedback response
US8299722B2 (en) 2008-12-12 2012-10-30 Cirrus Logic, Inc. Time division light output sensing and brightness adjustment for different spectra of light emitting diodes
US7994863B2 (en) * 2008-12-31 2011-08-09 Cirrus Logic, Inc. Electronic system having common mode voltage range enhancement
US9326346B2 (en) 2009-01-13 2016-04-26 Terralux, Inc. Method and device for remote sensing and control of LED lights
US8358085B2 (en) * 2009-01-13 2013-01-22 Terralux, Inc. Method and device for remote sensing and control of LED lights
US20110316448A1 (en) * 2009-03-09 2011-12-29 Koninklijke Philips Electronics N.V. System and apparatus for controlling light intensity output of light emitting diode arrays
US8482223B2 (en) 2009-04-30 2013-07-09 Cirrus Logic, Inc. Calibration of lamps
TW201041460A (en) * 2009-05-12 2010-11-16 Chunghwa Picture Tubes Ltd Circuit layout of circuit substrate, light source module and circuit substrate
US8248145B2 (en) 2009-06-30 2012-08-21 Cirrus Logic, Inc. Cascode configured switching using at least one low breakdown voltage internal, integrated circuit switch to control at least one high breakdown voltage external switch
US8963535B1 (en) 2009-06-30 2015-02-24 Cirrus Logic, Inc. Switch controlled current sensing using a hall effect sensor
US8198874B2 (en) * 2009-06-30 2012-06-12 Cirrus Logic, Inc. Switching power converter with current sensing transformer auxiliary power supply
US8212493B2 (en) 2009-06-30 2012-07-03 Cirrus Logic, Inc. Low energy transfer mode for auxiliary power supply operation in a cascaded switching power converter
US8314562B2 (en) * 2009-07-27 2012-11-20 Sunonwealth Electric Machine Industry Co., Ltd. Lamp
US9155174B2 (en) 2009-09-30 2015-10-06 Cirrus Logic, Inc. Phase control dimming compatible lighting systems
US8466628B2 (en) 2009-10-07 2013-06-18 Lutron Electronics Co., Inc. Closed-loop load control circuit having a wide output range
US8654483B2 (en) 2009-11-09 2014-02-18 Cirrus Logic, Inc. Power system having voltage-based monitoring for over current protection
CA2781077A1 (en) 2009-11-17 2012-06-28 Terralux, Inc. Led power-supply detection and control
CA2786919C (en) 2010-04-17 2015-06-23 Powell Canada Inc. Photoluminescent temperature sensor utilizing a singular element for excitation and photodetection
US9596738B2 (en) 2010-09-16 2017-03-14 Terralux, Inc. Communication with lighting units over a power bus
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
US8635035B2 (en) 2011-03-15 2014-01-21 Honeywell International Inc. Systems and methods for monitoring operation of an LED string
US8680787B2 (en) 2011-03-15 2014-03-25 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source
US8669715B2 (en) 2011-04-22 2014-03-11 Crs Electronics LED driver having constant input current
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
US8896231B2 (en) 2011-12-16 2014-11-25 Terralux, Inc. Systems and methods of applying bleed circuits in LED lamps
TWI481303B (zh) * 2012-09-13 2015-04-11 Raydium Semiconductor Corp 發光二極體驅動裝置及其運作方法
US9265119B2 (en) 2013-06-17 2016-02-16 Terralux, Inc. Systems and methods for providing thermal fold-back to LED lights
US9907148B2 (en) 2014-03-10 2018-02-27 Dynotron, Inc. LED lighting system having at least one heat sink and a power adjustment module for modifying current flowing through the LEDs
US9204524B2 (en) 2014-03-10 2015-12-01 Dynotron, Inc. Variable lumen output and color spectrum for LED lighting
CN105992432B (zh) 2015-02-05 2018-09-04 台达电子工业股份有限公司 应用于led负载的电源电路
RU2617023C2 (ru) * 2015-08-21 2017-04-19 Федеральное государственное бюджетное образовательное учреждение высшего образования "Уральский государственный университет путей сообщения" (УрГУПС) Светодиодный светофор с контролем холодного состояния
US9723691B2 (en) 2015-10-14 2017-08-01 The Watt Stopper, Inc. Methods and devices for auto-calibrating light dimmers
US9743492B2 (en) 2015-11-30 2017-08-22 Visteon Global Technologies, Inc. System and method for luminance degradation reduction using consumption rate limits
CN105430814B (zh) * 2015-12-30 2018-04-20 北京经纬恒润科技有限公司 Led灯温度补偿控制方法、装置和系统
US9905170B2 (en) * 2016-06-20 2018-02-27 GM Global Technology Operations LLC Control of LED array in a liquid crystal display assembly
RU2658730C1 (ru) * 2017-07-13 2018-06-22 Федеральное государственное бюджетное образовательное учреждение высшего образования "Уральский государственный университет путей сообщения" (УрГУПС) Устройство контроля функционирования светодиодного светофора
DE102018004826A1 (de) * 2018-06-15 2019-12-19 Inova Semiconductors Gmbh Verfahren und Systemanordnung zum Einstellen einer konstanten Wellenlänge
CN111707917A (zh) * 2020-06-02 2020-09-25 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） SiC MOSFET的结温测量方法
TWI823652B (zh) * 2022-04-20 2023-11-21 矽誠科技股份有限公司 發光二極體燈串控制系統、發光二極體模組及其控制方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2586844B1 (fr) * 1985-08-27 1988-04-29 Sofrela Sa Dispositif de signalisation utilisant des diodes electroluminescentes.
JP2975160B2 (ja) 1991-05-27 1999-11-10 三菱化学株式会社 発光スペクトル制御システム
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
KR20000053229A (ko) * 1996-11-12 2000-08-25 플렉 레오나르드 램프
GB2334376B (en) 1996-11-12 1999-10-27 L F D Limited Lamp
US5783909A (en) 1997-01-10 1998-07-21 Relume Corporation Maintaining LED luminous intensity
DE19728763B4 (de) 1997-07-07 2007-10-31 Reitter & Schefenacker Gmbh & Co. Kg Schaltungseinrichtung zum Schutz von strombetriebenen Leuchtmitteln, insbesondere von LEDs, zu Signal- oder Beleuchtungszwecken
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
US6285139B1 (en) * 1999-12-23 2001-09-04 Gelcore, Llc Non-linear light-emitting load current control

Also Published As

Publication number Publication date
ATE344612T1 (de) 2006-11-15
DE60309359T2 (de) 2007-11-08
CA2419515A1 (en) 2003-08-22
EP1339263B1 (de) 2006-11-02
US6870325B2 (en) 2005-03-22
AU2003200628A1 (en) 2003-09-11
EP1339263A1 (de) 2003-08-27
GB0204212D0 (en) 2002-04-10
US20040032221A1 (en) 2004-02-19

Similar Documents

Publication Publication Date Title
ATE344612T1 (de) Methode und schaltungsanordnung zur regelung einer led
JP3984214B2 (ja) 発光制御装置
ATE380451T1 (de) Verfahren und treiberschaltung zur steuerung von leds
JP5047374B2 (ja) Ｌｅｄ調光装置
DE602004025518D1 (de) Integriertes System zur Steuerung von Lichtern und Jalousien
ATE392792T1 (de) Verfahren und schaltung zur steuerung des stroms von leuchtdioden
JP2009123681A (ja) Ｌｅｄ調光装置
CN101422079A (zh) 操作固态照明元件
BRPI0401041A (pt) Sistema genérico de controle de motor ca
WO2007128528A3 (de) Schaltungsanordnung und verfahren zur steuerung mindestens einer lichtquelle
CN102131333B (zh) 一种led的调光方法
BR9808163A (pt) Estabilizador eletrônico
TW201515512A (zh) 照明組合件，裝置及用於保持光亮度的相關方法
KR20070003415A (ko) 부하 구동장치 및 그 부하 구동방법
EP2818026B1 (de) Beleuchtungsvorrichtung mit einer antriebsvorrichtung mit konfiguration zum dimmen von leuchtdioden je nach spannung und temperatur
JP2007248019A (ja) 暖房制御システム
US20090309517A1 (en) Temperature dependent current control circuit for LED lighting
JP2017051134A (ja) 栽培装置および栽培方法
JP2011187205A (ja) 調光制御装置、及び、調光制御方法
DE50212225D1 (de) Verfahren und vorrichtung zur überwachung von brennern
KR20100129851A (ko) 차량용 조명 제어 장치 및 방법
US20180073715A1 (en) Light source apparatus and temperature control method
CN110191544B (zh) 一种可调温控的照明装置
KR102198793B1 (ko) Led의 빛의 강도 조절 회로 및 그 방법
CN105120558A (zh) 恒温恒流led驱动方法和装置

Legal Events

Date Code Title Description
8364 No opposition during term of opposition