ATE550912T1 - System und verfahren zur steuerung einer matrix von leuchtdioden und dadurch hergestelltem licht - Google Patents

System und verfahren zur steuerung einer matrix von leuchtdioden und dadurch hergestelltem licht

Info

Publication number
ATE550912T1
ATE550912T1 AT05817364T AT05817364T ATE550912T1 AT E550912 T1 ATE550912 T1 AT E550912T1 AT 05817364 T AT05817364 T AT 05817364T AT 05817364 T AT05817364 T AT 05817364T AT E550912 T1 ATE550912 T1 AT E550912T1
Authority
AT
Austria
Prior art keywords
current
input
leds
power converter
matrix
Prior art date
Application number
AT05817364T
Other languages
English (en)
Inventor
Rachid Chaffai
Louis Duguay
Original Assignee
Elumen Lighting Networks Inc
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 Elumen Lighting Networks Inc filed Critical Elumen Lighting Networks Inc
Application granted granted Critical
Publication of ATE550912T1 publication Critical patent/ATE550912T1/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]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/385—Switched mode power supply [SMPS] using flyback topology
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/37—Converter circuits
    • H05B45/3725—Switched mode power supply [SMPS]
    • H05B45/38—Switched mode power supply [SMPS] using boost topology
    • 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)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Optical Communication System (AREA)
AT05817364T 2004-12-07 2005-12-02 System und verfahren zur steuerung einer matrix von leuchtdioden und dadurch hergestelltem licht ATE550912T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US63344404P 2004-12-07 2004-12-07
US63344304P 2004-12-07 2004-12-07
PCT/CA2005/001833 WO2006060900A1 (en) 2004-12-07 2005-12-02 System and method for controlling a matrix of light emitting diodes and light provided therewith

Publications (1)

Publication Number Publication Date
ATE550912T1 true ATE550912T1 (de) 2012-04-15

Family

ID=36577629

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05817364T ATE550912T1 (de) 2004-12-07 2005-12-02 System und verfahren zur steuerung einer matrix von leuchtdioden und dadurch hergestelltem licht

Country Status (5)

Country Link
US (1) US7876059B2 (de)
EP (1) EP1820370B1 (de)
AT (1) ATE550912T1 (de)
CA (1) CA2590315C (de)
WO (1) WO2006060900A1 (de)

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WO2008131524A1 (en) * 2007-04-30 2008-11-06 Koninklijke Philips Electronics N.V. Modular solid-state lighting system
US8829820B2 (en) * 2007-08-10 2014-09-09 Cree, Inc. Systems and methods for protecting display components from adverse operating conditions
TWI505623B (zh) 2008-10-08 2015-10-21 Holdip Ltd 照明單元
EP2392193A4 (de) * 2009-01-27 2014-05-07 Led Roadway Lighting Ltd Stromversorgung für eine strassenleuchte mit leuchtdiode
US9380665B2 (en) 2009-08-14 2016-06-28 Once Innovations, Inc. Spectral shift control for dimmable AC LED lighting
US8373363B2 (en) 2009-08-14 2013-02-12 Once Innovations, Inc. Reduction of harmonic distortion for LED loads
US9433046B2 (en) 2011-01-21 2016-08-30 Once Innovations, Inc. Driving circuitry for LED lighting with reduced total harmonic distortion
US9232590B2 (en) 2009-08-14 2016-01-05 Once Innovations, Inc. Driving circuitry for LED lighting with reduced total harmonic distortion
US9482397B2 (en) 2010-03-17 2016-11-01 Once Innovations, Inc. Light sources adapted to spectral sensitivity of diurnal avians and humans
US8515697B2 (en) 2010-05-06 2013-08-20 Ansaldo Sts Usa, Inc. Apparatus and method for vital signal state detection in overlay rail signal monitoring
KR20120015232A (ko) * 2010-08-11 2012-02-21 삼성엘이디 주식회사 Ｌｅｄ 램프 및 ｌｅｄ 램프용 구동 회로
PL2666220T3 (pl) * 2011-01-21 2020-05-18 Signify North America Corporation Zespół obwodów sterujących oświetleniem led ze zmniejszonym współczynnikiem zawartości wyższych harmonicznych
WO2013008152A1 (en) 2011-07-13 2013-01-17 Koninklijke Philips Electronics N.V. Surge protection device
US9374985B2 (en) 2011-12-14 2016-06-28 Once Innovations, Inc. Method of manufacturing of a light emitting system with adjustable watt equivalence
US9255674B2 (en) 2012-10-04 2016-02-09 Once Innovations, Inc. Method of manufacturing a light emitting diode lighting assembly
TWI510136B (zh) * 2013-01-31 2015-11-21 Groups Tech Co Ltd Ｌｅｄ光引擎的電子控制裝置及其應用
GB201309340D0 (en) 2013-05-23 2013-07-10 Led Lighting Consultants Ltd Improvements relating to power adaptors
WO2015017655A1 (en) 2013-08-02 2015-02-05 Once Innovations, Inc. System and method of illuminating livestock
GB201322022D0 (en) 2013-12-12 2014-01-29 Led Lighting Consultants Ltd Improvements relating to power adaptors
EP3091832A4 (de) 2014-01-07 2017-10-04 Once Innovations, Inc. System und verfahren zur verbesserung der schweinereprodukton
US9247603B2 (en) 2014-02-11 2016-01-26 Once Innovations, Inc. Shunt regulator for spectral shift controlled light source
US9986604B2 (en) * 2014-02-26 2018-05-29 Philips Lighting Holding B.V. Driver arrangement
US9379533B1 (en) * 2014-08-22 2016-06-28 Universal Lighting Technologies, Inc. Input surge protection circuit and method for an LED load
US10265497B2 (en) 2015-11-24 2019-04-23 Massachusetts Institute Of Technology Systems and methods for treating dementia
EP3437437B1 (de) 2016-03-29 2023-07-26 Signify North America Corporation System und verfahren zur beleuchtung von vieh
US10314125B2 (en) 2016-09-30 2019-06-04 Once Innovations, Inc. Dimmable analog AC circuit
KR20250153860A (ko) 2016-11-17 2025-10-27 코그니토 쎄라퓨틱스, 인코포레이티드 시각 자극을 통한 신경 자극 방법 및 시스템
US10960225B2 (en) * 2017-10-10 2021-03-30 Massachusetts Institute Of Technology Systems and methods for preventing, mitigating, and/or treating dementia via visual stimulation that binds higher order brain regions, reduces neurodegeneration and neuroinflammation, and improves cognitive function
KR102706443B1 (ko) 2017-10-10 2024-09-11 메사추세츠 인스티튜트 오브 테크놀로지 치매를 예방, 경감 및/또는 치료하기 위한 시스템 및 방법
DE102018129437B3 (de) * 2018-11-22 2020-04-23 Krohne Messtechnik Gmbh Transmitter und Feldgerät
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Also Published As

Publication number Publication date
CA2590315C (en) 2013-12-31
EP1820370A1 (de) 2007-08-22
WO2006060900A1 (en) 2006-06-15
US20100013402A1 (en) 2010-01-21
US7876059B2 (en) 2011-01-25
CA2590315A1 (en) 2006-06-15
EP1820370B1 (de) 2012-03-21
EP1820370A4 (de) 2009-03-25

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