JP5430852B2 - 発光ダイオード（ｌｅｄ）光エンジンの高機能駆動回路 - Google Patents

発光ダイオード（ｌｅｄ）光エンジンの高機能駆動回路 Download PDF

Info

Publication number
JP5430852B2
JP5430852B2 JP2007525598A JP2007525598A JP5430852B2 JP 5430852 B2 JP5430852 B2 JP 5430852B2 JP 2007525598 A JP2007525598 A JP 2007525598A JP 2007525598 A JP2007525598 A JP 2007525598A JP 5430852 B2 JP5430852 B2 JP 5430852B2
Authority
JP
Japan
Prior art keywords
light engine
led light
drive current
led
control device
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 - Fee Related
Application number
JP2007525598A
Other languages
English (en)
Japanese (ja)
Other versions
JP2008509538A5 (enExample
JP2008509538A (ja
Inventor
ヤング、ガレット
Original Assignee
ダイアライト・コーポレーション
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 ダイアライト・コーポレーション filed Critical ダイアライト・コーポレーション
Publication of JP2008509538A publication Critical patent/JP2008509538A/ja
Publication of JP2008509538A5 publication Critical patent/JP2008509538A5/ja
Application granted granted Critical
Publication of JP5430852B2 publication Critical patent/JP5430852B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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]
    • H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
    • H05B45/58—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits involving end of life detection of LEDs
    • 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
    • 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
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/20—Responsive to malfunctions or to light source life; for protection
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
JP2007525598A 2004-08-09 2005-03-29 発光ダイオード（ｌｅｄ）光エンジンの高機能駆動回路 Expired - Fee Related JP5430852B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US10/913,451 2004-08-09
US10/913,451 US7132805B2 (en) 2004-08-09 2004-08-09 Intelligent drive circuit for a light emitting diode (LED) light engine
PCT/US2005/010658 WO2006022867A2 (en) 2004-08-09 2005-03-29 Intelligent drive circuit for a light emitting diode (led) light engine

Publications (3)

Publication Number Publication Date
JP2008509538A JP2008509538A (ja) 2008-03-27
JP2008509538A5 JP2008509538A5 (enExample) 2008-05-08
JP5430852B2 true JP5430852B2 (ja) 2014-03-05

Family

ID=35756750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007525598A Expired - Fee Related JP5430852B2 (ja) 2004-08-09 2005-03-29 発光ダイオード（ｌｅｄ）光エンジンの高機能駆動回路

Country Status (7)

Country Link
US (2) US7132805B2 (enExample)
EP (1) EP1776847B1 (enExample)
JP (1) JP5430852B2 (enExample)
CN (1) CN100581011C (enExample)
AU (1) AU2005278108B2 (enExample)
CA (1) CA2575054C (enExample)
WO (1) WO2006022867A2 (enExample)

Families Citing this family (154)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2421367B (en) * 2004-12-20 2008-09-03 Stephen Bryce Hayes Lighting apparatus and method
US7391335B2 (en) * 2005-08-18 2008-06-24 Honeywell International, Inc. Aerospace light-emitting diode (LED)-based lights life and operation monitor compensator
WO2007056541A2 (en) 2005-11-08 2007-05-18 Young Garrett J Apparatus and method for generating light from multi - primary colors
FR2900304B1 (fr) * 2006-04-20 2012-03-02 Valeo Vision Dispositif de commande de led pour un feu de vehicule
US8575861B1 (en) * 2006-12-22 2013-11-05 Musco Corporation Apparatus, method and system for monitoring and maintaining light levels at target area for lighting system
KR100830298B1 (ko) * 2007-01-03 2008-05-16 삼성에스디아이 주식회사 유기전계발광 표시장치 및 그의 구동방법
US20080228508A1 (en) * 2007-03-13 2008-09-18 Renaissance Lighting, Inc. Monitoring connect time and time of operation of a solid state lighting device
CN100592372C (zh) * 2007-03-30 2010-02-24 群康科技(深圳)有限公司 发光二极管驱动电路、驱动方法及液晶显示装置
US7690816B2 (en) 2007-05-04 2010-04-06 Abl Ip Holding Llc 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
US7586274B2 (en) * 2007-11-09 2009-09-08 The Coca-Cola Company LED light output linearization
JP5152970B2 (ja) * 2007-12-19 2013-02-27 パナソニック株式会社 照明装置
US8118447B2 (en) 2007-12-20 2012-02-21 Altair Engineering, Inc. LED lighting apparatus with swivel connection
US7712918B2 (en) 2007-12-21 2010-05-11 Altair Engineering , Inc. Light distribution using a light emitting diode assembly
TWI354097B (en) * 2007-12-31 2011-12-11 Ind Tech Res Inst Standard illuminant apparatus for providing standa
JP4525767B2 (ja) * 2008-02-14 2010-08-18 ソニー株式会社 照明装置及び表示装置
US7612506B1 (en) 2008-05-08 2009-11-03 National Central University Method for controlling light-emission of a light-emitting diode light source
US8360599B2 (en) 2008-05-23 2013-01-29 Ilumisys, Inc. Electric shock resistant L.E.D. based light
FI122051B (fi) * 2008-06-27 2011-07-29 Valopaa Oy Valaisin ja ohjausmenetelmä
US7976196B2 (en) 2008-07-09 2011-07-12 Altair Engineering, Inc. Method of forming LED-based light and resulting LED-based light
JP2010034240A (ja) * 2008-07-28 2010-02-12 Panasonic Electric Works Co Ltd 照明装置
US7946729B2 (en) 2008-07-31 2011-05-24 Altair Engineering, Inc. Fluorescent tube replacement having longitudinally oriented LEDs
US8674626B2 (en) * 2008-09-02 2014-03-18 Ilumisys, Inc. LED lamp failure alerting system
TW201012302A (en) * 2008-09-12 2010-03-16 Univ Nat Central Control method for maintaining the luminous intensity of a light-emitting diode light source
US8256924B2 (en) 2008-09-15 2012-09-04 Ilumisys, Inc. LED-based light having rapidly oscillating LEDs
US8444292B2 (en) 2008-10-24 2013-05-21 Ilumisys, Inc. End cap substitute for LED-based tube replacement light
US8653984B2 (en) 2008-10-24 2014-02-18 Ilumisys, Inc. Integration of LED lighting control with emergency notification systems
US8214084B2 (en) 2008-10-24 2012-07-03 Ilumisys, Inc. Integration of LED lighting with building controls
US8324817B2 (en) 2008-10-24 2012-12-04 Ilumisys, Inc. Light and light sensor
US8901823B2 (en) 2008-10-24 2014-12-02 Ilumisys, Inc. Light and light sensor
US7938562B2 (en) 2008-10-24 2011-05-10 Altair Engineering, Inc. Lighting including integral communication apparatus
US20100109545A1 (en) * 2008-11-04 2010-05-06 Liebert Corporation Automatic Compensation For Degradation Of Optocoupler Light Emitting Diode
WO2010055456A1 (en) 2008-11-13 2010-05-20 Koninklijke Philips Electronics N.V. Lighting system with a plurality of leds
WO2010057115A2 (en) 2008-11-17 2010-05-20 Express Imaging Systems, Llc Electronic control to regulate power for solid-state lighting and methods thereof
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
US8556452B2 (en) 2009-01-15 2013-10-15 Ilumisys, Inc. LED lens
US8362710B2 (en) 2009-01-21 2013-01-29 Ilumisys, Inc. Direct AC-to-DC converter for passive component minimization and universal operation of LED arrays
US8664880B2 (en) 2009-01-21 2014-03-04 Ilumisys, Inc. Ballast/line detection circuit for fluorescent replacement lamps
JP5637344B2 (ja) * 2009-02-19 2014-12-10 東芝ライテック株式会社 ランプ装置および照明器具
EP2242333A1 (en) * 2009-02-27 2010-10-20 Osram Gesellschaft mit Beschränkter Haftung Method for compensating the ageing of a LED and correspondent device
US8310171B2 (en) * 2009-03-13 2012-11-13 Led Specialists Inc. Line voltage dimmable constant current LED driver
DE102009017989A1 (de) * 2009-04-21 2010-10-28 Vossloh-Schwabe Optoelectronic Gmbh & Co. Kg LED-Überwachungseinrichtung
KR20120032472A (ko) 2009-05-01 2012-04-05 익스프레스 이미징 시스템즈, 엘엘씨 수동 냉각을 구비한 가스-방전 램프 교체
US8330381B2 (en) * 2009-05-14 2012-12-11 Ilumisys, Inc. Electronic circuit for DC conversion of fluorescent lighting ballast
CN102440070B (zh) * 2009-05-20 2015-08-19 皇家飞利浦电子股份有限公司 光模块
WO2010135575A2 (en) 2009-05-20 2010-11-25 Express Imaging Systems, Llc Long-range motion detection for illumination control
WO2010135582A2 (en) 2009-05-20 2010-11-25 Express Imaging Systems, Llc Apparatus and method of energy efficient illumination
US8299695B2 (en) * 2009-06-02 2012-10-30 Ilumisys, Inc. Screw-in LED bulb comprising a base having outwardly projecting nodes
WO2011005579A2 (en) 2009-06-23 2011-01-13 Altair Engineering, Inc. Illumination device including leds and a switching power control system
AU2010281408B2 (en) * 2009-08-03 2016-01-28 Sof-Tek Integrators, Inc., Dba Op-Test System and method of testing high brightness LED (HBLED)
EP2296436B1 (en) * 2009-09-07 2018-11-14 Nxp B.V. System and method for output flux measurement of a light emitting diode
EP2334144A1 (en) * 2009-09-07 2011-06-15 Nxp B.V. Testing of LEDs
US8350500B2 (en) * 2009-10-06 2013-01-08 Cree, Inc. Solid state lighting devices including thermal management and related methods
US8264155B2 (en) * 2009-10-06 2012-09-11 Cree, Inc. Solid state lighting devices providing visible alert signals in general illumination applications and related methods of operation
US20110115383A1 (en) * 2009-11-13 2011-05-19 Honeywell International Inc. Thermally compensated end of life timer for led based aircraft lighting
CA2781077A1 (en) * 2009-11-17 2012-06-28 Terralux, Inc. Led power-supply detection and control
US9057493B2 (en) 2010-03-26 2015-06-16 Ilumisys, Inc. LED light tube with dual sided light distribution
WO2011119958A1 (en) 2010-03-26 2011-09-29 Altair Engineering, Inc. Inside-out led bulb
WO2011119921A2 (en) 2010-03-26 2011-09-29 Altair Engineering, Inc. Led light with thermoelectric generator
US8340941B2 (en) * 2010-06-04 2012-12-25 Tyco Electronics Corporation Temperature measurement system for a light emitting diode (LED) assembly
US8454193B2 (en) 2010-07-08 2013-06-04 Ilumisys, Inc. Independent modules for LED fluorescent light tube replacement
US8596813B2 (en) 2010-07-12 2013-12-03 Ilumisys, Inc. Circuit board mount for LED light tube
EP2617266A1 (en) 2010-09-16 2013-07-24 Terralux, Inc. Communication with lighting units over a power bus
US9596738B2 (en) 2010-09-16 2017-03-14 Terralux, Inc. Communication with lighting units over a power bus
US8519863B2 (en) 2010-10-15 2013-08-27 Rosemount Inc. Dynamic power control for a two wire process instrument
EP2633227B1 (en) 2010-10-29 2018-08-29 iLumisys, Inc. Mechanisms for reducing risk of shock during installation of light tube
US8870415B2 (en) 2010-12-09 2014-10-28 Ilumisys, Inc. LED fluorescent tube replacement light with reduced shock hazard
US9000934B1 (en) 2010-12-17 2015-04-07 Musco Corporation Apparatus, method, and system for determining end-of-life of a product
CN102183718B (zh) * 2011-02-25 2013-08-14 致茂电子(苏州)有限公司 测试发光二极管晶粒的方法
US8723427B2 (en) 2011-04-05 2014-05-13 Abl Ip Holding Llc Systems and methods for LED control using on-board intelligence
US8901825B2 (en) 2011-04-12 2014-12-02 Express Imaging Systems, Llc Apparatus and method of energy efficient illumination using received signals
WO2012156857A2 (en) * 2011-05-13 2012-11-22 Koninklijke Philips Electronics N.V. Methods and apparatus for end-of-life estimation of solid state lighting fixtures
CN103153165B (zh) * 2011-05-26 2015-07-15 奥林巴斯医疗株式会社 光源装置
US9072171B2 (en) 2011-08-24 2015-06-30 Ilumisys, Inc. Circuit board mount for LED light
CN102427641A (zh) * 2011-09-30 2012-04-25 滨州市甘德电子科技有限公司 控制led路灯温升的方法及其路灯
US8927944B2 (en) * 2011-11-14 2015-01-06 Kla-Tencor Corporation High throughput hot testing method and system for high-brightness light-emitting diodes
EP2781138A4 (en) 2011-11-18 2015-10-28 Express Imaging Systems Llc SOLID BULB WITH SAFETY FEATURES AND ADAPTED OUTPUT
US9360198B2 (en) 2011-12-06 2016-06-07 Express Imaging Systems, Llc Adjustable output solid-state lighting device
US8896231B2 (en) 2011-12-16 2014-11-25 Terralux, Inc. Systems and methods of applying bleed circuits in LED lamps
US9497393B2 (en) 2012-03-02 2016-11-15 Express Imaging Systems, Llc Systems and methods that employ object recognition
WO2013131002A1 (en) 2012-03-02 2013-09-06 Ilumisys, Inc. Electrical connector header for an led-based light
WO2013140280A2 (en) * 2012-03-22 2013-09-26 Koninklijke Philips N.V. Lighting system with lifetime indicator and method for estimating the remaining life time of a lighting system
DE102012206891A1 (de) * 2012-04-26 2013-10-31 Zumtobel Lighting Gmbh Anordnung und Verfahren zur Beurteilung des Zustands einer zu Beleuchtungszwecken verwendeten elektronischen Einheit
US9210751B2 (en) 2012-05-01 2015-12-08 Express Imaging Systems, Llc Solid state lighting, drive circuit and method of driving same
US9204523B2 (en) 2012-05-02 2015-12-01 Express Imaging Systems, Llc Remotely adjustable solid-state lamp
US9163794B2 (en) 2012-07-06 2015-10-20 Ilumisys, Inc. Power supply assembly for LED-based light tube
US9271367B2 (en) 2012-07-09 2016-02-23 Ilumisys, Inc. System and method for controlling operation of an LED-based light
US20140021884A1 (en) 2012-07-18 2014-01-23 Dialight Corporation High ambient temperature led luminaire with thermal compensation circuitry
US9131552B2 (en) 2012-07-25 2015-09-08 Express Imaging Systems, Llc Apparatus and method of operating a luminaire
CN102802315A (zh) * 2012-08-17 2012-11-28 徐州格利尔数码科技有限公司 一种无线智能led路灯控制系统
US8878440B2 (en) 2012-08-28 2014-11-04 Express Imaging Systems, Llc Luminaire with atmospheric electrical activity detection and visual alert capabilities
US8896215B2 (en) 2012-09-05 2014-11-25 Express Imaging Systems, Llc Apparatus and method for schedule based operation of a luminaire
US9212953B2 (en) * 2012-09-12 2015-12-15 Honeywell International Inc. Health monitoring of lights
US8983304B2 (en) * 2012-10-25 2015-03-17 Avago Technologies General Ip (Singapore) Pte. Ltd. Opto-isolator with compensation circuit
DE102012219876A1 (de) * 2012-10-30 2014-04-30 Osram Gmbh Kalibrieren einer leuchtvorrichtung mit einer halbleiterlichtquelle
US9301365B2 (en) 2012-11-07 2016-03-29 Express Imaging Systems, Llc Luminaire with switch-mode converter power monitoring
US9210759B2 (en) 2012-11-19 2015-12-08 Express Imaging Systems, Llc Luminaire with ambient sensing and autonomous control capabilities
US9288873B2 (en) 2013-02-13 2016-03-15 Express Imaging Systems, Llc Systems, methods, and apparatuses for using a high current switching device as a logic level sensor
US9285084B2 (en) 2013-03-14 2016-03-15 Ilumisys, Inc. Diffusers for LED-based lights
DE102013207525A1 (de) * 2013-04-25 2014-10-30 Zumtobel Lighting Gmbh Verfahren und Schaltungsanordnung zum Betreiben einer LED-Lichtquelle
US8928256B2 (en) 2013-04-26 2015-01-06 Phoseon Technology, Inc. Method and system for light array thermal slope detection
US9265119B2 (en) 2013-06-17 2016-02-16 Terralux, Inc. Systems and methods for providing thermal fold-back to LED lights
EP3017660A1 (en) * 2013-06-30 2016-05-11 Spaapen Handelmaatschappij B. V. A method of operating a LED based light source and a lighting device comprising such a LED based light source
US9466443B2 (en) 2013-07-24 2016-10-11 Express Imaging Systems, Llc Photocontrol for luminaire consumes very low power
WO2015025257A1 (en) * 2013-08-19 2015-02-26 Koninklijke Philips N.V. Led driver, lighting system and driving method with prolonged lifetime of luminous output
USD706480S1 (en) 2013-08-20 2014-06-03 Delta T Corporation Lighting fixture
USD705976S1 (en) 2013-08-20 2014-05-27 Delta T Corporation Lighting fixture
USD705975S1 (en) 2013-08-20 2014-05-27 Delta T Corporation Lighting fixture
US9267650B2 (en) 2013-10-09 2016-02-23 Ilumisys, Inc. Lens for an LED-based light
US9414449B2 (en) 2013-11-18 2016-08-09 Express Imaging Systems, Llc High efficiency power controller for luminaire
CN103631238B (zh) * 2013-12-11 2016-06-29 青岛海尔软件有限公司 新型智能家居系统
CA2937642A1 (en) 2014-01-22 2015-07-30 Ilumisys, Inc. Led-based light with addressed leds
WO2015116812A1 (en) 2014-01-30 2015-08-06 Express Imaging Systems, Llc Ambient light control in solid state lamps and luminaires
US9204524B2 (en) 2014-03-10 2015-12-01 Dynotron, Inc. Variable lumen output and color spectrum for LED lighting
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
US9510400B2 (en) 2014-05-13 2016-11-29 Ilumisys, Inc. User input systems for an LED-based light
US9520742B2 (en) 2014-07-03 2016-12-13 Hubbell Incorporated Monitoring system and method
US9572230B2 (en) 2014-09-30 2017-02-14 Express Imaging Systems, Llc Centralized control of area lighting hours of illumination
WO2016064542A1 (en) 2014-10-24 2016-04-28 Express Imaging Systems, Llc Detection and correction of faulty photo controls in outdoor luminaires
DE102014118440A1 (de) * 2014-12-11 2016-06-16 Siteco Beleuchtungstechnik Gmbh Verfahren und Schaltung zur Versorgung eines LED-Leuchtmittels
US9462662B1 (en) 2015-03-24 2016-10-04 Express Imaging Systems, Llc Low power photocontrol for luminaire
JP6783792B2 (ja) * 2015-04-14 2020-11-11 シグニファイ ホールディング ビー ヴィＳｉｇｎｉｆｙ Ｈｏｌｄｉｎｇ Ｂ．Ｖ． 照明システム及び照明システムの少なくとも１つのランプの寿命末期を推定する方法
US10161568B2 (en) 2015-06-01 2018-12-25 Ilumisys, Inc. LED-based light with canted outer walls
US9538612B1 (en) 2015-09-03 2017-01-03 Express Imaging Systems, Llc Low power photocontrol for luminaire
USD800367S1 (en) 2015-09-18 2017-10-17 Delta Corporation Lighting fixture
DE102016104493A1 (de) * 2016-03-11 2017-09-14 Itz Innovations- Und Technologiezentrum Gmbh Verfahren zum Betrieb eines Leuchtmittels
US9924582B2 (en) 2016-04-26 2018-03-20 Express Imaging Systems, Llc Luminaire dimming module uses 3 contact NEMA photocontrol socket
US11592168B2 (en) 2016-05-02 2023-02-28 Growflux Inc. System and method for advanced horticultural lighting
US9905170B2 (en) * 2016-06-20 2018-02-27 GM Global Technology Operations LLC Control of LED array in a liquid crystal display assembly
US20180020522A1 (en) * 2016-07-14 2018-01-18 Thomas R. Rogers, III Light Maintenance System
CN106193892B (zh) * 2016-07-21 2018-07-10 佛山市阅木居艺术家居制作有限公司 一种由单片机控制的智能家居推拉门
JP6769171B2 (ja) * 2016-08-24 2020-10-14 セイコーエプソン株式会社 生体情報取得装置および生体情報取得方法
US9985429B2 (en) 2016-09-21 2018-05-29 Express Imaging Systems, Llc Inrush current limiter circuit
US10230296B2 (en) 2016-09-21 2019-03-12 Express Imaging Systems, Llc Output ripple reduction for power converters
WO2018109799A1 (ja) * 2016-12-12 2018-06-21 オリンパス株式会社 光走査型内視鏡装置
US10098212B2 (en) 2017-02-14 2018-10-09 Express Imaging Systems, Llc Systems and methods for controlling outdoor luminaire wireless network using smart appliance
CN106873393A (zh) * 2017-02-28 2017-06-20 浙江大学 一种参与电网需求侧响应的综合智能家居系统
DE102017105131A1 (de) 2017-03-10 2018-09-13 Osram Opto Semiconductors Gmbh Verfahren zum Betreiben eines optoelektronischen Bauelements und optoelektronisches Bauelement
US10219360B2 (en) 2017-04-03 2019-02-26 Express Imaging Systems, Llc Systems and methods for outdoor luminaire wireless control
US10904992B2 (en) 2017-04-03 2021-01-26 Express Imaging Systems, Llc Systems and methods for outdoor luminaire wireless control
US11375599B2 (en) 2017-04-03 2022-06-28 Express Imaging Systems, Llc Systems and methods for outdoor luminaire wireless control
US10568191B2 (en) 2017-04-03 2020-02-18 Express Imaging Systems, Llc Systems and methods for outdoor luminaire wireless control
US10945324B2 (en) 2017-11-30 2021-03-09 Osram Gmbh External assessment device for a lighting system and method of assessing a lighting system
CN108628181A (zh) * 2018-08-01 2018-10-09 合肥阅辞科技有限公司 智能家居监测控制系统
US11234304B2 (en) 2019-05-24 2022-01-25 Express Imaging Systems, Llc Photocontroller to control operation of a luminaire having a dimming line
US11317497B2 (en) 2019-06-20 2022-04-26 Express Imaging Systems, Llc Photocontroller and/or lamp with photocontrols to control operation of lamp
WO2021005672A1 (ja) * 2019-07-08 2021-01-14 三菱電機株式会社 Ｌｅｄ表示装置及び輝度補正方法
US11212887B2 (en) 2019-11-04 2021-12-28 Express Imaging Systems, Llc Light having selectively adjustable sets of solid state light sources, circuit and method of operation thereof, to provide variable output characteristics
DE102021117963A1 (de) 2021-07-12 2023-01-12 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Verfahren zum betreiben eines optoelektronschen bauelements und optoelektronische anordnung
CN115802536A (zh) * 2022-11-28 2023-03-14 重庆绿色科技开发（集团）有限公司 LoRa通信红绿蓝黄白LED五基色混光技术全光谱LED智慧照明控制系统
US12439488B2 (en) 2022-12-09 2025-10-07 Express Imaging Systems, Llc Field adjustable output for dimmable luminaires
WO2025230537A1 (en) * 2024-05-03 2025-11-06 Adb Safegate Bv Real-time monitoring of light emitting diode (led) life

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63305837A (ja) * 1987-06-05 1988-12-13 Katsuyuki Miyasaka 電子機器
US5019769A (en) * 1990-09-14 1991-05-28 Finisar Corporation Semiconductor laser diode controller and laser diode biasing control method
JPH06338285A (ja) * 1993-05-31 1994-12-06 Toshiba Lighting & Technol Corp メタルハライドランプ、点灯装置および照明器具
CN2221267Y (zh) * 1994-09-24 1996-02-28 陈为匡 保护功率半导体器件的装置
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
JP3065544B2 (ja) * 1996-12-06 2000-07-17 スタンレー電気株式会社 蛍光剤入りｌｅｄランプ
US5783909A (en) * 1997-01-10 1998-07-21 Relume Corporation Maintaining LED luminous intensity
JPH11135871A (ja) * 1997-10-28 1999-05-21 Nec Corp レーザダイオード駆動方法および回路
DE19818621A1 (de) * 1998-04-25 1999-10-28 Mannesmann Vdo Ag Schaltungsanordnung zur Einstellung der Helligkeit stromgesteuerter Leuchtdioden zur Beleuchtung einer Anzeige
US6127784A (en) * 1998-08-31 2000-10-03 Dialight Corporation LED driving circuitry with variable load to control output light intensity of an LED
US6078148A (en) * 1998-10-09 2000-06-20 Relume Corporation Transformer tap switching power supply for LED traffic signal
JP4126790B2 (ja) * 1998-12-29 2008-07-30 日立ライティング株式会社 蛍光灯点灯装置
JP3809747B2 (ja) * 1999-06-25 2006-08-16 松下電工株式会社 照明装置
JP4422832B2 (ja) * 1999-11-05 2010-02-24 アビックス株式会社 Ｌｅｄ電灯
US6760124B1 (en) * 2000-03-22 2004-07-06 Hewlett-Packard Development Company, L.P. Software determination of led brightness and exposure
US6448716B1 (en) * 2000-08-17 2002-09-10 Power Signal Technologies, Inc. Solid state light with self diagnostics and predictive failure analysis mechanisms
JP2002117986A (ja) * 2000-10-10 2002-04-19 Matsushita Electric Ind Co Ltd 照明装置
US6441558B1 (en) * 2000-12-07 2002-08-27 Koninklijke Philips Electronics N.V. White LED luminary light control system
ES2312640T3 (es) * 2001-11-27 2009-03-01 Panasonic Electric Works Co., Ltd. Estabilizador electronico para lampara de descarga de alta presion.
JP2003188415A (ja) * 2001-12-18 2003-07-04 Asahi Matsushita Electric Works Ltd Ｌｅｄ点灯装置
US6841947B2 (en) * 2002-05-14 2005-01-11 Garmin At, Inc. Systems and methods for controlling brightness of an avionics display
US7023543B2 (en) * 2002-08-01 2006-04-04 Cunningham David W Method for controlling the luminous flux spectrum of a lighting fixture
JP2004071507A (ja) * 2002-08-09 2004-03-04 Sharp Corp Ｌｃｄ表示装置及びその運転時間計測方法
US7262559B2 (en) * 2002-12-19 2007-08-28 Koninklijke Philips Electronics N.V. LEDS driver
US7161566B2 (en) * 2003-01-31 2007-01-09 Eastman Kodak Company OLED display with aging compensation
US7262753B2 (en) * 2003-08-07 2007-08-28 Barco N.V. Method and system for measuring and controlling an OLED display element for improved lifetime and light output

Also Published As

Publication number Publication date
US20060028155A1 (en) 2006-02-09
EP1776847A4 (en) 2010-06-09
US7132805B2 (en) 2006-11-07
JP2008509538A (ja) 2008-03-27
EP1776847A2 (en) 2007-04-25
AU2005278108A1 (en) 2006-03-02
WO2006022867A2 (en) 2006-03-02
CA2575054A1 (en) 2006-03-02
AU2005278108B2 (en) 2009-02-19
EP1776847B1 (en) 2013-03-13
US20070040518A1 (en) 2007-02-22
CA2575054C (en) 2010-10-05
CN100581011C (zh) 2010-01-13
WO2006022867A3 (en) 2007-08-02
CN101124703A (zh) 2008-02-13

Similar Documents

Publication Publication Date Title
JP5430852B2 (ja) 発光ダイオード（ｌｅｄ）光エンジンの高機能駆動回路
US9161415B2 (en) Method and device for remote sensing and control of LED lights
EP2315498B1 (en) Intelligent light degradation sensing LED traffic signal
KR101747471B1 (ko) 높은 루멘 유지 및 수명 종료 적응을 위한 지식 기반 드라이버 장치
JP5102037B2 (ja) Ｌｅｄを用いた照明装置を駆動する方法
JP4753885B2 (ja) 照明制御装置および関連制御方法
JP2006120910A (ja) 半導体発光素子用電源および照明装置
JP2012113877A (ja) 非常用照明装置および非常用照明器具
JP2007109747A (ja) Ｌｅｄ点灯制御装置
US20090121654A1 (en) LED Light Output Linearization
EP4082300B1 (en) Led end of life detection
US20160109507A1 (en) Method for predicting failure of a light-emitting diode
WO2015000837A1 (en) A method of operating a LED based light source and a lighting device comprising such a LED based light source
US20200281060A1 (en) Adaptive current led driver circuit
JP5166488B2 (ja) レーザダイオードの寿命予測システム
US11924938B2 (en) Illuminator
KR20160008265A (ko) 엘이디램프 및 엘이디램프 운영방법
KR20110102553A (ko) 엘이디조명기구 및 그 감시방법
HK1155314B (en) Led light output linearization

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20080311

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20080311

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20100921

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20101019

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20110118

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20110726

A601 Written request for extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A601

Effective date: 20111026

A602 Written permission of extension of time

Free format text: JAPANESE INTERMEDIATE CODE: A602

Effective date: 20111102

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20120529

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20120605

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20120823

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20130402

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20130802

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20130812

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20131105

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20131204

R150 Certificate of patent or registration of utility model

Free format text: JAPANESE INTERMEDIATE CODE: R150

LAPS Cancellation because of no payment of annual fees