DK1433363T3 - Belysningssystem - Google Patents

Belysningssystem

Info

Publication number
DK1433363T3
DK1433363T3 DK02755303T DK02755303T DK1433363T3 DK 1433363 T3 DK1433363 T3 DK 1433363T3 DK 02755303 T DK02755303 T DK 02755303T DK 02755303 T DK02755303 T DK 02755303T DK 1433363 T3 DK1433363 T3 DK 1433363T3
Authority
DK
Denmark
Prior art keywords
current circuit
control
control system
microprocessor
lighting system
Prior art date
Application number
DK02755303T
Other languages
English (en)
Inventor
Geoffrey Howard Gillett Archenhold
Keith Anderson
Original Assignee
Radiant Res 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 Radiant Res Ltd filed Critical Radiant Res Ltd
Application granted granted Critical
Publication of DK1433363T3 publication Critical patent/DK1433363T3/da

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]
    • H05B45/20—Controlling the colour of the light
    • 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]
    • H05B45/20—Controlling the colour of the light
    • H05B45/24—Controlling the colour 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
    • H05B45/32—Pulse-control circuits
    • H05B45/33—Pulse-amplitude modulation [PAM]
    • 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]
    • H05B45/20—Controlling the colour of the light
    • H05B45/28—Controlling the colour 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/32—Pulse-control circuits
    • 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
    • Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]

Landscapes

  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Cultivation Of Seaweed (AREA)
  • Selective Calling Equipment (AREA)
  • Lasers (AREA)
  • Led Devices (AREA)
DK02755303T 2001-08-30 2002-08-30 Belysningssystem DK1433363T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB0120966A GB2369730B (en) 2001-08-30 2001-08-30 Illumination control system
PCT/GB2002/004007 WO2003022009A1 (en) 2001-08-30 2002-08-30 Illumination system

Publications (1)

Publication Number Publication Date
DK1433363T3 true DK1433363T3 (da) 2009-06-29

Family

ID=9921183

Family Applications (1)

Application Number Title Priority Date Filing Date
DK02755303T DK1433363T3 (da) 2001-08-30 2002-08-30 Belysningssystem

Country Status (9)

Country Link
US (1) US6963175B2 (da)
EP (1) EP1433363B1 (da)
JP (1) JP2005502167A (da)
AT (1) ATE424709T1 (da)
AU (1) AU2002321596B2 (da)
DE (1) DE60231418D1 (da)
DK (1) DK1433363T3 (da)
GB (1) GB2369730B (da)
WO (1) WO2003022009A1 (da)

Families Citing this family (271)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7699603B2 (en) 1999-12-21 2010-04-20 S.C. Johnson & Son, Inc. Multisensory candle assembly
US7202613B2 (en) * 2001-05-30 2007-04-10 Color Kinetics Incorporated Controlled lighting methods and apparatus
US7331681B2 (en) * 2001-09-07 2008-02-19 Litepanels Llc Lighting apparatus with adjustable lenses or filters
US7604361B2 (en) 2001-09-07 2009-10-20 Litepanels Llc Versatile lighting apparatus and associated kit
US6749310B2 (en) * 2001-09-07 2004-06-15 Contrast Lighting Services, Inc. Wide area lighting effects system
JP3800415B2 (ja) * 2002-07-30 2006-07-26 ミネベア株式会社 パルス幅変調回路及びそれを用いた照明装置
US6739180B2 (en) * 2002-08-30 2004-05-25 Industrial Technology Research Institute Intelligent gas identification system and method thereof
AU2003263153A1 (en) 2002-09-16 2004-04-30 First Flower & Fruit Company A/S Led system for producing light
US7872431B2 (en) * 2002-11-20 2011-01-18 Gigno Technology Co., Ltd. Digital controlled multi-light driving apparatus
WO2004057922A1 (en) * 2002-12-20 2004-07-08 Koninklijke Philips Electronics N.V. Sensing light emitted from multiple light sources
US7425798B2 (en) * 2003-01-23 2008-09-16 Lumination Llc Intelligent light degradation sensing LED traffic signal
KR20040077211A (ko) * 2003-02-28 2004-09-04 삼성전자주식회사 표시 장치용 광원의 구동 장치
JP4030903B2 (ja) * 2003-03-14 2008-01-09 株式会社小糸製作所 車両用灯具
JP2004276737A (ja) * 2003-03-14 2004-10-07 Koito Mfg Co Ltd 車両用灯具
US7591783B2 (en) * 2003-04-01 2009-09-22 Boston Scientific Scimed, Inc. Articulation joint for video endoscope
US20040199052A1 (en) 2003-04-01 2004-10-07 Scimed Life Systems, Inc. Endoscopic imaging system
US7578786B2 (en) 2003-04-01 2009-08-25 Boston Scientific Scimed, Inc. Video endoscope
US8118732B2 (en) 2003-04-01 2012-02-21 Boston Scientific Scimed, Inc. Force feedback control system for video endoscope
US20050245789A1 (en) 2003-04-01 2005-11-03 Boston Scientific Scimed, Inc. Fluid manifold for endoscope system
WO2004100612A1 (en) * 2003-05-07 2004-11-18 Koninklijke Philips Electronics N.V. Single driver for multiple light emitting diodes
FI115948B (fi) * 2003-06-06 2005-08-15 Teknoware Oy Valaisimen värilämpötilan säätö
US6995355B2 (en) 2003-06-23 2006-02-07 Advanced Optical Technologies, Llc Optical integrating chamber lighting using multiple color sources
US7071633B2 (en) * 2003-07-10 2006-07-04 Trafcon Industries, Inc. Burst pulse circuit for signal lights and method
US20050046595A1 (en) * 2003-08-26 2005-03-03 Mr.John Blyth Solar powered sign annunciator
JP3984214B2 (ja) * 2003-10-21 2007-10-03 ローム株式会社 発光制御装置
US7332877B2 (en) * 2003-11-24 2008-02-19 Glowleds, Inc. Light controller
US7333521B1 (en) * 2003-12-04 2008-02-19 National Semiconductor Corporation Method of sensing VCSEL light output power by monitoring electrical characteristics of the VCSEL
US7119500B2 (en) * 2003-12-05 2006-10-10 Dialight Corporation Dynamic color mixing LED device
US7323793B2 (en) * 2003-12-19 2008-01-29 Texas Instruments Incorporated System and method for driving one or more loads
AU2003271383A1 (en) 2003-12-23 2005-07-07 Hpm Industries Pty Ltd A Solar Powered Light Assembly to Produce Light of Varying Colours
TWI229354B (en) * 2003-12-31 2005-03-11 Via Tech Inc Capacitor pair structure for increasing the match thereof
JP4715096B2 (ja) * 2004-01-30 2011-07-06 パナソニック電工株式会社 Ｌｅｄ照明装置
CA2496661C (en) * 2004-02-19 2009-05-19 Oz Optics Ltd. Light source control system
WO2005089309A2 (en) * 2004-03-15 2005-09-29 Color Kinetics Incorporated Power control methods and apparatus
US7569996B2 (en) 2004-03-19 2009-08-04 Fred H Holmes Omni voltage direct current power supply
WO2005096678A1 (ja) * 2004-03-31 2005-10-13 Pioneer Corporation 照明制御回路
KR100985859B1 (ko) * 2004-04-27 2010-10-08 삼성전자주식회사 액정표시장치 및 그 제어방법
US8733966B2 (en) * 2004-08-20 2014-05-27 Mag Instrument, Inc. LED flashlight
JP4509704B2 (ja) 2004-09-03 2010-07-21 株式会社小糸製作所 車両用灯具の点灯制御回路
US8199187B2 (en) 2004-09-30 2012-06-12 Boston Scientific Scimed, Inc. Adapter for use with digital imaging medical device
US8083671B2 (en) 2004-09-30 2011-12-27 Boston Scientific Scimed, Inc. Fluid delivery system for use with an endoscope
US7479106B2 (en) 2004-09-30 2009-01-20 Boston Scientific Scimed, Inc. Automated control of irrigation and aspiration in a single-use endoscope
US7573209B2 (en) * 2004-10-12 2009-08-11 Koninklijke Philips Electronics N.V. Method and system for feedback and control of a luminaire
JP4519174B2 (ja) * 2004-10-13 2010-08-04 オスラム−シルヴァニア インコーポレイテッド 高輝度放電ランプの周波数変調方法および装置
US7906917B2 (en) * 2004-10-27 2011-03-15 Koninklijke Philips Electronics N.V. Startup flicker suppression in a dimmable LED power supply
WO2006058307A2 (en) * 2004-11-29 2006-06-01 William Weiss Method and apparatus for implementing a pulse skip method of controlling light intensity
TWI254133B (en) * 2004-12-10 2006-05-01 Aopen Inc Method for detecting loading current of a load with a duty cycle signal of PWM controller
US7630422B1 (en) 2005-01-14 2009-12-08 National Semiconductor Corporation Driver for vertical-cavity surface-emitting laser and method
US7327097B2 (en) * 2005-03-21 2008-02-05 Hannstar Display Corporation Light module with control of luminance and method for managing the luminance
EP1894075A4 (en) * 2005-06-06 2008-06-25 Color Kinetics Inc METHODS AND APPARATUS FOR IMPLEMENTING POWER CYCLE CONTROL OF LIGHTING DEVICES BASED ON NETWORK PROTOCOLS
US7777996B2 (en) * 2005-06-30 2010-08-17 Lsi Corporation Circuit protection system
US7492108B2 (en) * 2005-08-11 2009-02-17 Texas Instruments Incorporated System and method for driving light-emitting diodes (LEDs)
US7673809B2 (en) * 2005-08-30 2010-03-09 Honeywell International Inc. Thermostat relay control
US7317288B2 (en) * 2005-09-02 2008-01-08 Au Optronics Corporation Controlling method and system for LED-based backlighting source
WO2007046795A1 (en) * 2005-10-17 2007-04-26 Acuity Brands, Inc. Constant lumen output control system
US8299987B2 (en) * 2005-11-10 2012-10-30 Lumastream Canada Ulc Modulation method and apparatus for dimming and/or colour mixing utilizing LEDs
WO2007067932A2 (en) * 2005-12-06 2007-06-14 Dialight Corporation Method and apparatus for providing an led light for use in hazardous locations
US9179513B2 (en) 2006-02-09 2015-11-03 Xinxin Shan LED lighting system
US10285225B2 (en) 2006-02-09 2019-05-07 Led Smart Inc. LED lighting system
US9516706B2 (en) 2006-02-09 2016-12-06 Led Smart Inc. LED lighting system
US8791650B2 (en) 2006-02-09 2014-07-29 Led Smart Inc. LED lighting system
US7307391B2 (en) * 2006-02-09 2007-12-11 Led Smart Inc. LED lighting system
US8115411B2 (en) * 2006-02-09 2012-02-14 Led Smart, Inc. LED lighting system
US10887956B2 (en) 2006-02-09 2021-01-05 Led Smart Inc. LED lighting system
PT1984667T (pt) * 2006-02-10 2018-01-03 Philips Lighting North America Corp Métodos e aparelho para fornecimento controlado de potência com fator de potência elevado utilizando uma única etapa de comutação por carga
US7755303B2 (en) * 2006-02-21 2010-07-13 Gm Global Technology Operations, Inc. Automobile lighting pulse width modulation duty cycle control with voltage and temperature compensation
US7973495B2 (en) * 2006-03-13 2011-07-05 Koninklijke Philips Electronics N.V. Adaptive control apparatus and method for a solid state lighting system
US7955255B2 (en) 2006-04-20 2011-06-07 Boston Scientific Scimed, Inc. Imaging assembly with transparent distal cap
US8202265B2 (en) 2006-04-20 2012-06-19 Boston Scientific Scimed, Inc. Multiple lumen assembly for use in endoscopes or other medical devices
JP2007305394A (ja) * 2006-05-11 2007-11-22 Toshiba Lighting & Technology Corp 調光装置
DE102006029438B4 (de) 2006-06-20 2018-05-17 Arnold & Richter Cine Technik Gmbh & Co. Betriebs Kg Verfahren und Vorrichtung zur Ansteuerung von Leuchtdioden einer Beleuchtungsvorrichtung
US7973759B2 (en) * 2006-07-06 2011-07-05 Industrial Technology Research Institute System and method for driving light emitters of backlight module using current mixing
DE102006032071B4 (de) * 2006-07-11 2008-07-10 Austriamicrosystems Ag Steuerschaltung und Verfahren zum Steuern von Leuchtdioden
US8207686B2 (en) * 2006-09-05 2012-06-26 The Sloan Company, Inc. LED controller and method using variable drive currents
TWI326563B (en) * 2006-10-18 2010-06-21 Chunghwa Picture Tubes Ltd Light source driving circuit
US7654716B1 (en) 2006-11-10 2010-02-02 Doheny Eye Institute Enhanced visualization illumination system
WO2008059445A2 (en) * 2006-11-14 2008-05-22 Koninklijke Philips Electronics, N.V. External microcontroller for led lighting fixture, led lighting fixture with internal controller, and led lighting system
US8115407B2 (en) * 2006-11-29 2012-02-14 Arc Solid-State Lighting Corporation Address-free driving device and lighting fixture system
WO2008073322A1 (en) * 2006-12-07 2008-06-19 Cooper Technologies Company Modulation of covert airfield lighting fixtures
US7675245B2 (en) * 2007-01-04 2010-03-09 Allegro Microsystems, Inc. Electronic circuit for driving a diode load
US8049708B2 (en) 2007-01-12 2011-11-01 Atmel Corporation Hybrid analog and digital architecture for controlling backlight light emitting diodes of an electronic display
EP2129964A4 (en) * 2007-02-28 2013-11-06 Doheny Eye Inst HAND HELD PORTABLE LIGHTING SYSTEM
DE602007000234D1 (de) * 2007-03-28 2008-12-18 Chuan Shin Ind Co Ltd Stromsparsteuerungsverfahren für ein Beleuchtungsmodul
EP2001132A1 (en) * 2007-05-30 2008-12-10 Osram Gesellschaft mit Beschränkter Haftung Circuit and method for driving light emitting diodes
GB2458095A (en) 2007-06-15 2009-09-09 Sharp Kk Solid state illumination system with elements employed as both light source and light sensor
US7688005B2 (en) * 2007-07-25 2010-03-30 Square D Company Lighting load management system for lighting systems having multiple power circuits
US8903577B2 (en) 2009-10-30 2014-12-02 Lsi Industries, Inc. Traction system for electrically powered vehicles
US7598683B1 (en) 2007-07-31 2009-10-06 Lsi Industries, Inc. Control of light intensity using pulses of a fixed duration and frequency
US8604709B2 (en) 2007-07-31 2013-12-10 Lsi Industries, Inc. Methods and systems for controlling electrical power to DC loads
US7915570B2 (en) 2007-08-03 2011-03-29 National Instruments Corporation Smart camera with an integrated lighting controller
US8552659B2 (en) * 2007-08-07 2013-10-08 Koninklijke Philips N.V. Method and apparatus for discriminating modulated light in a mixed light system
US8060136B2 (en) * 2007-08-08 2011-11-15 Hewlett-Packard Development Company, L.P. Light illumination compensation for mobile computing devices
US8368636B2 (en) 2007-09-21 2013-02-05 Point Somee Limited Liability Company Regulation of wavelength shift and perceived color of solid state lighting with intensity variation
US8264448B2 (en) 2007-09-21 2012-09-11 Point Somee Limited Liability Company Regulation of wavelength shift and perceived color of solid state lighting with temperature variation
US8253666B2 (en) 2007-09-21 2012-08-28 Point Somee Limited Liability Company Regulation of wavelength shift and perceived color of solid state lighting with intensity and temperature variation
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
US8169161B2 (en) * 2007-11-16 2012-05-01 Allegro Microsystems, Inc. Electronic circuits for driving series connected light emitting diode strings
US8344639B1 (en) 2008-11-26 2013-01-01 Farhad Bahrehmand Programmable LED driver
US8754585B1 (en) * 2007-11-30 2014-06-17 Farhad Bahrehmand LED driver and integrated dimmer and switch
JP4970232B2 (ja) * 2007-12-12 2012-07-04 株式会社小糸製作所 車両用灯具
US8118447B2 (en) 2007-12-20 2012-02-21 Altair Engineering, Inc. LED lighting apparatus with swivel connection
US8851356B1 (en) 2008-02-14 2014-10-07 Metrospec Technology, L.L.C. Flexible circuit board interconnection and methods
US11266014B2 (en) 2008-02-14 2022-03-01 Metrospec Technology, L.L.C. LED lighting systems and method
US10334735B2 (en) 2008-02-14 2019-06-25 Metrospec Technology, L.L.C. LED lighting systems and methods
US8143631B2 (en) 2008-03-06 2012-03-27 Metrospec Technology Llc Layered structure for use with high power light emitting diode systems
US8007286B1 (en) 2008-03-18 2011-08-30 Metrospec Technology, Llc Circuit boards interconnected by overlapping plated through holes portions
US8410720B2 (en) * 2008-04-07 2013-04-02 Metrospec Technology, LLC. Solid state lighting circuit and controls
US8368321B2 (en) * 2008-04-14 2013-02-05 Digital Lumens Incorporated Power management unit with rules-based power consumption management
US8866408B2 (en) * 2008-04-14 2014-10-21 Digital Lumens Incorporated Methods, apparatus, and systems for automatic power adjustment based on energy demand information
US8805550B2 (en) * 2008-04-14 2014-08-12 Digital Lumens Incorporated Power management unit with power source arbitration
US8552664B2 (en) * 2008-04-14 2013-10-08 Digital Lumens Incorporated Power management unit with ballast interface
US8531134B2 (en) * 2008-04-14 2013-09-10 Digital Lumens Incorporated LED-based lighting methods, apparatus, and systems employing LED light bars, occupancy sensing, local state machine, and time-based tracking of operational modes
US10539311B2 (en) 2008-04-14 2020-01-21 Digital Lumens Incorporated Sensor-based lighting methods, apparatus, and systems
US8610377B2 (en) * 2008-04-14 2013-12-17 Digital Lumens, Incorporated Methods, apparatus, and systems for prediction of lighting module performance
US8754589B2 (en) * 2008-04-14 2014-06-17 Digtial Lumens Incorporated Power management unit with temperature protection
US8373362B2 (en) * 2008-04-14 2013-02-12 Digital Lumens Incorporated Methods, systems, and apparatus for commissioning an LED lighting fixture with remote reporting
US8543249B2 (en) * 2008-04-14 2013-09-24 Digital Lumens Incorporated Power management unit with modular sensor bus
US8610376B2 (en) * 2008-04-14 2013-12-17 Digital Lumens Incorporated LED lighting methods, apparatus, and systems including historic sensor data logging
US8823277B2 (en) * 2008-04-14 2014-09-02 Digital Lumens Incorporated Methods, systems, and apparatus for mapping a network of lighting fixtures with light module identification
US8841859B2 (en) * 2008-04-14 2014-09-23 Digital Lumens Incorporated LED lighting methods, apparatus, and systems including rules-based sensor data logging
US8125163B2 (en) 2008-05-21 2012-02-28 Manufacturing Resources International, Inc. Backlight adjustment system
US8360599B2 (en) 2008-05-23 2013-01-29 Ilumisys, Inc. Electric shock resistant L.E.D. based light
US8636653B2 (en) * 2008-06-09 2014-01-28 Capso Vision, Inc. In vivo camera with multiple sources to illuminate tissue at different distances
US7999487B2 (en) * 2008-06-10 2011-08-16 Allegro Microsystems, Inc. Electronic circuit for driving a diode load with a predetermined average current
US7863831B2 (en) * 2008-06-12 2011-01-04 3M Innovative Properties Company AC illumination apparatus with amplitude partitioning
BRPI0915203A2 (pt) * 2008-06-17 2016-02-16 Earlens Corp dispostivo, sistema e método para transmitir um sinal de áudio, e, dispostivo e método para estimular um tecido alvo
WO2010041265A2 (en) * 2008-06-26 2010-04-15 Ledtrics Lighting Private Limited Led driver and lighting system using the same
BRPI0916794A2 (pt) * 2008-07-15 2018-01-23 Sharp Kabushiki Kaisha circuito de acionamento de dispositivo de emissão de luz e dispositivo de exibição
TWI353727B (en) * 2008-07-22 2011-12-01 Ge Investment Co Ltd Load control module
US7946729B2 (en) 2008-07-31 2011-05-24 Altair Engineering, Inc. Fluorescent tube replacement having longitudinally oriented LEDs
US8256924B2 (en) 2008-09-15 2012-09-04 Ilumisys, Inc. LED-based light having rapidly oscillating LEDs
TWI412298B (zh) * 2008-09-18 2013-10-11 Richtek Technology Corp 以交流訊號調整亮度之發光元件控制電路、控制方法、與ｌｅｄ燈
DK2344939T3 (da) 2008-09-24 2018-06-25 Luminator Holding Lp Fremgangsmåder og systemer til at bevare belysningsintensiteten af lysemitterende dioder
TWI498051B (zh) * 2008-09-24 2015-08-21 Ind Tech Res Inst 照明裝置之驅動系統
US8653984B2 (en) 2008-10-24 2014-02-18 Ilumisys, Inc. Integration of LED lighting control with emergency notification systems
US8901823B2 (en) 2008-10-24 2014-12-02 Ilumisys, Inc. Light and light sensor
US8444292B2 (en) 2008-10-24 2013-05-21 Ilumisys, Inc. End cap substitute for LED-based tube replacement light
US8324817B2 (en) 2008-10-24 2012-12-04 Ilumisys, Inc. Light and light sensor
US8214084B2 (en) 2008-10-24 2012-07-03 Ilumisys, Inc. Integration of LED lighting with building controls
US7938562B2 (en) 2008-10-24 2011-05-10 Altair Engineering, Inc. Lighting including integral communication apparatus
DE102008057347A1 (de) * 2008-11-14 2010-05-20 Osram Opto Semiconductors Gmbh Optoelektronische Vorrichtung
US7999491B2 (en) * 2008-12-02 2011-08-16 Ememory Technology Inc. LED lighting control integrated circuit having embedded programmable nonvolatile memory
TWI400990B (zh) * 2008-12-08 2013-07-01 Green Solution Tech Co Ltd 具溫度補償之發光二極體驅動電路及其控制器
JP2010145664A (ja) * 2008-12-17 2010-07-01 Sony Corp 自発光型表示装置、半導体装置、電子機器及び電源線駆動方法
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
RU2011139152A (ru) * 2009-02-24 2013-04-10 Мэньюфэкчеринг Ресорсиз Интернэшнл, Инк. Система и способ управления параметрами работы устройства отображения в ответ на потребляемый ток
US8525432B2 (en) * 2009-04-09 2013-09-03 Usai, Llc. System and method for controlling an output illumination level of a lighting system
US8954170B2 (en) * 2009-04-14 2015-02-10 Digital Lumens Incorporated Power management unit with multi-input arbitration
US8593135B2 (en) * 2009-04-14 2013-11-26 Digital Lumens Incorporated Low-cost power measurement circuit
US8536802B2 (en) * 2009-04-14 2013-09-17 Digital Lumens Incorporated LED-based lighting methods, apparatus, and systems employing LED light bars, occupancy sensing, and local state machine
US8330381B2 (en) 2009-05-14 2012-12-11 Ilumisys, Inc. Electronic circuit for DC conversion of fluorescent lighting ballast
US8299695B2 (en) 2009-06-02 2012-10-30 Ilumisys, Inc. Screw-in LED bulb comprising a base having outwardly projecting nodes
US20100315004A1 (en) * 2009-06-11 2010-12-16 Alex Horng Lamp
US8421366B2 (en) 2009-06-23 2013-04-16 Ilumisys, Inc. Illumination device including LEDs and a switching power control system
JP5762404B2 (ja) * 2009-06-24 2015-08-12 コーニンクレッカ フィリップス エヌ ヴェ マイクロコントローラをプログラミングする方法及び装置
US9739431B2 (en) 2014-12-19 2017-08-22 Seasons 4, Inc. Modular light-string system having independently addressable lighting elements
KR20110011353A (ko) * 2009-07-28 2011-02-08 현대자동차주식회사 헤드램프 방열시스템
WO2011037993A2 (en) * 2009-09-25 2011-03-31 Musco Corporation Apparatus, method, and system for roadway lighting using solid-state light sources
WO2011041621A1 (en) * 2009-10-01 2011-04-07 Microsemi Corporation Distributed architecture voltage controlled backlight driver
US8344659B2 (en) * 2009-11-06 2013-01-01 Neofocal Systems, Inc. System and method for lighting power and control system
WO2011073498A1 (en) * 2009-12-18 2011-06-23 Nokia Corporation Method and apparatus for driving a led with pulses
US8193741B2 (en) * 2009-12-24 2012-06-05 Nxp B.V. Boosting driver circuit for light-emitting diodes
CA2794512A1 (en) 2010-03-26 2011-09-29 David L. Simon Led light tube with dual sided light distribution
EP2553332B1 (en) 2010-03-26 2016-03-23 iLumisys, Inc. Inside-out led bulb
WO2011119921A2 (en) 2010-03-26 2011-09-29 Altair Engineering, Inc. Led light with thermoelectric generator
JP5598960B2 (ja) * 2010-03-31 2014-10-01 Ｎｅｃライティング株式会社 有機エレクトロルミネッセンス駆動装置、有機エレクトロルミネッセンス照明装置、及び、有機エレクトロルミネッセンス駆動方法
DE102010015125A1 (de) * 2010-04-16 2011-10-20 Hella Kgaa Hueck & Co. Verfahren zur Steuerung eines Lichtstroms einer Leuchteinrichtung mit einer Anzahl von Halbleiterleuchtmitteln, die zur Kennzeichnung und Markierung von Verkehrsflächen von Flughäfen eingerichtet ist
EP2568937B1 (en) 2010-05-13 2018-04-11 Doheny Eye Institute Self contained illuminated infusion cannula system
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
US20120043906A1 (en) * 2010-08-23 2012-02-23 Steven Daniel Jones Mixed-Signal Network for Generating Distributed Electrical Pulses
DE102010039827B4 (de) * 2010-08-26 2018-05-09 Osram Gmbh Verfahren zum Betreiben mindestens einer Leuchtdiode und Leuchtvorrichtung zum Durchführen des Verfahrens
EP2633227B1 (en) 2010-10-29 2018-08-29 iLumisys, Inc. Mechanisms for reducing risk of shock during installation of light tube
CA3084936A1 (en) 2010-11-04 2012-05-10 Digital Lumens Incorporated Method, apparatus, and system for occupancy sensing
WO2012075188A1 (en) * 2010-11-30 2012-06-07 The Sloan Company, Inc. Dba Sloanled Power control unit
US8870415B2 (en) 2010-12-09 2014-10-28 Ilumisys, Inc. LED fluorescent tube replacement light with reduced shock hazard
US8692482B2 (en) 2010-12-13 2014-04-08 Allegro Microsystems, Llc Circuitry to control a switching regulator
KR101351421B1 (ko) * 2010-12-16 2014-01-14 엘지디스플레이 주식회사 광학식 터치 입력 장치 및 이의 구동 방법
GB2491550A (en) 2011-01-17 2012-12-12 Radiant Res Ltd A hybrid power control system using dynamic power regulation to increase the dimming dynamic range and power control of solid-state illumination systems
AU2012230991A1 (en) 2011-03-21 2013-10-10 Digital Lumens Incorporated Methods, apparatus and systems for providing occupancy-based variable lighting
US20130088152A1 (en) * 2011-03-31 2013-04-11 B-K Lighting, Inc. Dimming apparatus for solid state lighting fixtures
US8723427B2 (en) 2011-04-05 2014-05-13 Abl Ip Holding Llc Systems and methods for LED control using on-board intelligence
US8723425B2 (en) * 2011-06-17 2014-05-13 Stevan Pokrajac Light emitting diode driver circuit
US9155156B2 (en) 2011-07-06 2015-10-06 Allegro Microsystems, Llc Electronic circuits and techniques for improving a short duty cycle behavior of a DC-DC converter driving a load
US9265104B2 (en) 2011-07-06 2016-02-16 Allegro Microsystems, Llc Electronic circuits and techniques for maintaining a consistent power delivered to a load
TWI448199B (zh) * 2011-07-12 2014-08-01 Elitegroup Comp System Co Ltd 發光二極體驅動裝置及方法
KR200465829Y1 (ko) 2011-07-25 2013-04-03 용 해 박 조명기구의 램프 고장 유/무 모니터링 장치
US9072171B2 (en) 2011-08-24 2015-06-30 Ilumisys, Inc. Circuit board mount for LED light
US8749174B2 (en) * 2011-08-31 2014-06-10 Power Integrations, Inc. Load current management circuit
KR101931733B1 (ko) 2011-09-23 2018-12-24 매뉴팩처링 리소시스 인터내셔널 인코포레이티드 디스플레이 특성들의 환경 적응을 위한 시스템 및 방법
US20130207544A1 (en) * 2011-09-30 2013-08-15 Pinebrook Imaging Technology, Ltd. Illumination system
AU2012332206B2 (en) 2011-11-03 2016-02-04 Osram Sylvania Inc. Methods, systems, and apparatus for intelligent lighting
US8704463B2 (en) * 2011-11-10 2014-04-22 Shenzhen China Star Optoelectronics Technology Co., Ltd Temperature control method and apparatus for light emitting diode and liquid crystal display
KR101994107B1 (ko) * 2011-11-14 2019-09-10 엘지디스플레이 주식회사 발광다이오드 어레이 구동 장치 및 구동 방법과 이를 이용한 액정표시장치
CN103135472A (zh) * 2011-11-23 2013-06-05 鸿富锦精密工业（深圳）有限公司 电子负载
CN102404918B (zh) * 2011-11-30 2014-01-15 鸿富锦精密工业（深圳）有限公司 一种led色温调节系统及方法
US8994292B2 (en) * 2011-11-30 2015-03-31 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Adaptive lighting system
US9871404B2 (en) 2011-12-12 2018-01-16 Cree, Inc. Emergency lighting devices with LED strings
US10117295B2 (en) 2013-01-24 2018-10-30 Cree, Inc. LED lighting apparatus for use with AC-output lighting ballasts
US9184518B2 (en) 2012-03-02 2015-11-10 Ilumisys, Inc. Electrical connector header for an LED-based light
CN106937459B (zh) 2012-03-19 2020-06-16 数字照明股份有限公司 用于提供可变照明的方法、系统和设备
CN102646402B (zh) * 2012-04-20 2014-04-16 青岛海信电器股份有限公司 背光驱动电压控制装置、背光驱动电压控制方法和电视机
JP2013239647A (ja) * 2012-05-16 2013-11-28 Sharp Corp 発光素子駆動装置、表示装置、テレビジョン受像機、プログラム、および記録媒体
US9482435B2 (en) 2012-05-31 2016-11-01 Haier Us Appliance Solutions, Inc. Method for light emitting device protection and performance in an appliance
WO2014008463A1 (en) 2012-07-06 2014-01-09 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
US8974077B2 (en) 2012-07-30 2015-03-10 Ultravision Technologies, Llc Heat sink for LED light source
US9144126B2 (en) 2012-08-22 2015-09-22 Allegro Microsystems, Llc LED driver having priority queue to track dominant LED channel
US8957607B2 (en) 2012-08-22 2015-02-17 Allergo Microsystems, LLC DC-DC converter using hysteretic control and associated methods
US20140070955A1 (en) * 2012-09-11 2014-03-13 Derek Brener System and method for sending a visual notification from a stage performer to an audio engineer
CN102883510B (zh) * 2012-09-27 2016-05-25 福州迪亚瑞节能科技有限公司 一种led植物生长灯
KR101362453B1 (ko) * 2012-10-25 2014-02-12 용 해 박 조명기구의 램프 고장 유/무 모니터링 방법
US9119248B2 (en) 2012-12-18 2015-08-25 General Electric Company Method for controlling a light emitting device in a cooktop appliance
US10104723B2 (en) * 2013-01-24 2018-10-16 Cree, Inc. Solid-state lighting apparatus with filament imitation for use with florescent ballasts
US9439249B2 (en) 2013-01-24 2016-09-06 Cree, Inc. LED lighting apparatus for use with AC-output lighting ballasts
US10045406B2 (en) 2013-01-24 2018-08-07 Cree, Inc. Solid-state lighting apparatus for use with fluorescent ballasts
US8994279B2 (en) 2013-01-29 2015-03-31 Allegro Microsystems, Llc Method and apparatus to control a DC-DC converter
US9285084B2 (en) 2013-03-14 2016-03-15 Ilumisys, Inc. Diffusers for LED-based lights
WO2014179379A1 (en) 2013-04-30 2014-11-06 Digital Lumens, Incorporated Operating light emitting diodes at low temperature
US8829819B1 (en) 2013-05-07 2014-09-09 Power Integrations, Inc. Enhanced active preload for high performance LED driver with extended dimming
US20140368113A1 (en) * 2013-06-17 2014-12-18 B/E Aerospace, Inc. Twin Aisle Light Architecture
US9572207B2 (en) * 2013-08-14 2017-02-14 Infineon Technologies Austria Ag Dimming range extension
US9526404B2 (en) * 2013-10-06 2016-12-27 Gyrus Acmi, Inc. Endoscope illumination system
US9267650B2 (en) 2013-10-09 2016-02-23 Ilumisys, Inc. Lens for an LED-based light
AU2014331746A1 (en) 2013-10-10 2016-05-05 Digital Lumens Incorporated Methods, systems, and apparatus for intelligent lighting
WO2015057774A1 (en) * 2013-10-16 2015-04-23 Cree, Inc. Solid-state lighting apparatus used with florescent ballasts
US9504103B2 (en) * 2013-10-21 2016-11-22 Osram Sylvania Inc. Driving a multi-color luminaire
US9195281B2 (en) 2013-12-31 2015-11-24 Ultravision Technologies, Llc System and method for a modular multi-panel display
KR20160111975A (ko) 2014-01-22 2016-09-27 일루미시스, 인크. 어드레스된 led들을 갖는 led 기반 조명
US9510400B2 (en) 2014-05-13 2016-11-29 Ilumisys, Inc. User input systems for an LED-based light
JP6418443B2 (ja) * 2014-09-10 2018-11-07 パナソニックＩｐマネジメント株式会社 点灯装置、照明装置および車両
US9320117B1 (en) * 2014-12-03 2016-04-19 Kenall Manufacturing Company Systems and methods for managing lighting settings in a lighting system
US10361637B2 (en) * 2015-03-20 2019-07-23 Hubbell Incorporated Universal input electronic transformer
US10321549B2 (en) 2015-05-14 2019-06-11 Manufacturing Resources International, Inc. Display brightness control based on location data
US10593255B2 (en) 2015-05-14 2020-03-17 Manufacturing Resources International, Inc. Electronic display with environmental adaptation of display characteristics based on location
US10607520B2 (en) 2015-05-14 2020-03-31 Manufacturing Resources International, Inc. Method for environmental adaptation of display characteristics based on location
US10161568B2 (en) 2015-06-01 2018-12-25 Ilumisys, Inc. LED-based light with canted outer walls
TWM518311U (zh) * 2015-11-19 2016-03-01 Ir Tec Internat Ltd 嵌頂式感應裝置
CN105769126A (zh) * 2016-04-05 2016-07-20 宁波杜比医疗科技有限公司 一种动态光学医学功能性成像的led光学系统
US10586508B2 (en) 2016-07-08 2020-03-10 Manufacturing Resources International, Inc. Controlling display brightness based on image capture device data
EP3478031B1 (en) 2017-10-30 2020-06-24 Melexis Technologies NV Bus protocol for dynamic lighting application
CN107734791A (zh) * 2017-11-22 2018-02-23 广东工业大学 Led灯组控制方法、装置、led广告灯箱及控制系统
US10578658B2 (en) 2018-05-07 2020-03-03 Manufacturing Resources International, Inc. System and method for measuring power consumption of an electronic display assembly
US10782276B2 (en) 2018-06-14 2020-09-22 Manufacturing Resources International, Inc. System and method for detecting gas recirculation or airway occlusion
US10849200B2 (en) 2018-09-28 2020-11-24 Metrospec Technology, L.L.C. Solid state lighting circuit with current bias and method of controlling thereof
US10660169B1 (en) * 2019-02-01 2020-05-19 Current Lighting Solutions, Llc Digital standby control of a lighting driver using peak detection of pulse width modulated output reference control signal
US10862591B1 (en) 2019-04-18 2020-12-08 Microsoft Technology Licensing, Llc Unequal decision regions for throughput increases for optical communications
US10911155B2 (en) 2019-04-18 2021-02-02 Microsoft Technology Licensing, Llc System for throughput increases for optical communications
US10938485B2 (en) 2019-04-18 2021-03-02 Microsoft Technology Licensing, Llc Error control coding with dynamic ranges
US10951342B2 (en) 2019-04-18 2021-03-16 Microsoft Technology Licensing, Llc Throughput increases for optical communications
US10897315B2 (en) 2019-04-18 2021-01-19 Microsoft Technology Licensing, Llc Power-based decoding of data received over an optical communication path
US10873392B2 (en) 2019-04-18 2020-12-22 Microsoft Technology Licensing, Llc Throughput increases for optical communications
US10742326B1 (en) * 2019-04-18 2020-08-11 Microsoft Technology Licensing, Llc Power-based encoding of data to be transmitted over an optical communication path
US10911152B2 (en) 2019-04-18 2021-02-02 Microsoft Technology Licensing, Llc Power-based decoding of data received over an optical communication path
US10873393B2 (en) 2019-04-18 2020-12-22 Microsoft Technology Licensing, Llc Receiver training for throughput increases in optical communications
US10998982B2 (en) 2019-04-18 2021-05-04 Microsoft Technology Licensing, Llc Transmitter for throughput increases for optical communications
US11018776B2 (en) 2019-04-18 2021-05-25 Microsoft Technology Licensing, Llc Power-based decoding of data received over an optical communication path
US10756817B1 (en) 2019-04-18 2020-08-25 Microsoft Technology Licensing, Llc Power switching for systems implementing throughput improvements for optical communications
US10686530B1 (en) 2019-04-18 2020-06-16 Microsoft Technology Licensing, Llc Power-based encoding of data to be transmitted over an optical communication path
US10892847B2 (en) 2019-04-18 2021-01-12 Microsoft Technology Licensing, Llc Blind detection model optimization
US10742325B1 (en) 2019-04-18 2020-08-11 Microsoft Technology Licensing, Llc Power-based encoding of data to be transmitted over an optical communication path
JP6982189B1 (ja) * 2019-06-26 2021-12-17 ジィァンメン ポンジィァン ティェンリー ニュー テック カンパニー リミテッドJiangmen Pengjiang Tianli New Tech Co., Ltd 電力線伝送振幅変調式信号に基づく処理方法およびｌｅｄモジュール
US11044044B2 (en) 2019-07-16 2021-06-22 Microsoft Technology Licensing, Llc Peak to average power ratio reduction of optical systems utilizing error correction
US10911141B1 (en) 2019-07-30 2021-02-02 Microsoft Technology Licensing, Llc Dynamically selecting a channel model for optical communications
CN110493941A (zh) * 2019-08-23 2019-11-22 凯里云瀚智慧城市运营管理有限公司 一种具有反馈功能的无线通信控制器电路
US11526044B2 (en) 2020-03-27 2022-12-13 Manufacturing Resources International, Inc. Display unit with orientation based operation
CA3217160A1 (en) 2021-03-15 2022-09-22 Manufacturing Resources International, Inc. Fan control for electronic display assemblies
DE102021117963A1 (de) * 2021-07-12 2023-01-12 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Verfahren zum betreiben eines optoelektronschen bauelements und optoelektronische anordnung

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB254832A (en) 1925-05-04 1926-07-15 Charles Howe Stocks Improvements in or relating to centrifugal borehole pumps and apparatus, using thrust bearings
JPS5851435B2 (ja) * 1976-05-25 1983-11-16 富士通株式会社 発光素子の駆動方式
GB8520923D0 (en) * 1985-08-21 1985-09-25 Gen Electric Amplitude modulating output of laser diode
GB2184566B (en) * 1985-12-05 1990-05-30 Lightolier Inc Programmable multicircuit wall-mounted controller
DD254832A1 (de) * 1986-12-01 1988-03-09 Zeiss Jena Veb Carl Anordnung zur erzeugung von in ihrer amplitude modulierten impulsen
GB2219896A (en) * 1988-06-14 1989-12-20 Bosch Gmbh Robert Operating incandescent light bulbs to prevent surge currents
GB2233789A (en) * 1989-05-04 1991-01-16 Dolphin Hitec Limited Electronic security apparatus
JP2843191B2 (ja) 1992-01-30 1999-01-06 富士通株式会社 電子デバイスの駆動回路
US5325383A (en) 1993-05-17 1994-06-28 Eastman Kodak Company Laser diode operated in hybrid modulation modes
JPH07262810A (ja) * 1994-03-18 1995-10-13 Sony Tektronix Corp 発光装置
JPH08149072A (ja) 1994-11-22 1996-06-07 Fujikura Ltd 光通信装置
GB2325310B (en) * 1995-04-28 2000-01-19 Genlyte Group Inc Multiple channel multiple scene dimming system
DE19524605C5 (de) * 1995-07-06 2009-10-15 Robert Bosch Gmbh Verfahren zum Einstellen der Helligkeit einer Anzeige sowie Autoradiogerät
US5760760A (en) * 1995-07-17 1998-06-02 Dell Usa, L.P. Intelligent LCD brightness control system
CH690698A5 (it) * 1996-01-11 2000-12-15 Jean-Francois Muller Orologio con lampadine che si accendono secondo prefissate modalità.
JP2900876B2 (ja) * 1996-03-19 1999-06-02 サンケン電気株式会社 表示装置の電源装置
US5781105A (en) * 1997-04-09 1998-07-14 Ford Motor Company Light management system for a vehicle
US7064498B2 (en) * 1997-08-26 2006-06-20 Color Kinetics Incorporated Light-emitting diode based products
US7764026B2 (en) * 1997-12-17 2010-07-27 Philips Solid-State Lighting Solutions, Inc. Systems and methods for digital entertainment
AU4083599A (en) * 1998-05-18 1999-12-06 Leviton Manufacturing Company, Inc. Network based electrical control system with distributed sensing and control
JP2000214825A (ja) 1999-01-20 2000-08-04 Nec Corp バックライト表示装置及び方法
US7233831B2 (en) * 1999-07-14 2007-06-19 Color Kinetics Incorporated Systems and methods for controlling programmable lighting systems
PT1422975E (pt) 2000-04-24 2010-07-09 Philips Solid State Lighting Produto ‚ base de leds
EP1295515B1 (en) 2000-06-21 2011-12-28 Philips Solid-State Lighting Solutions, Inc. Method and apparatus for controlling a lighting system in response to an audio input
US6888529B2 (en) * 2000-12-12 2005-05-03 Koninklijke Philips Electronics N.V. Control and drive circuit arrangement for illumination performance enhancement with LED light sources
US6883929B2 (en) * 2001-04-04 2005-04-26 Color Kinetics, Inc. Indication systems and methods

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EP1433363A1 (en) 2004-06-30
ATE424709T1 (de) 2009-03-15
US6963175B2 (en) 2005-11-08
US20030057888A1 (en) 2003-03-27
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GB2369730A (en) 2002-06-05
EP1433363B1 (en) 2009-03-04
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GB2369730B (en) 2002-11-13
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