ATE557573T1 - Gerät und verfahren zum dimmen von lichtquellen - Google Patents

Gerät und verfahren zum dimmen von lichtquellen

Info

Publication number
ATE557573T1
ATE557573T1 AT10154401T AT10154401T ATE557573T1 AT E557573 T1 ATE557573 T1 AT E557573T1 AT 10154401 T AT10154401 T AT 10154401T AT 10154401 T AT10154401 T AT 10154401T AT E557573 T1 ATE557573 T1 AT E557573T1
Authority
AT
Austria
Prior art keywords
switch
light sources
dimming light
capacitance
interposed
Prior art date
Application number
AT10154401T
Other languages
English (en)
Inventor
Francesco Bianco
Alessandro Bizzotto
Anna Paolo De
Alessandro Scordino
Nicola Zanforlin
Original Assignee
Osram Ag
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 Osram Ag filed Critical Osram Ag
Application granted granted Critical
Publication of ATE557573T1 publication Critical patent/ATE557573T1/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
    • 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]
    • H05B45/375—Switched mode power supply [SMPS] using buck topology
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/006—Recovery arrangements, e.g. for the recovery of energy or water
    • 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
AT10154401T 2009-02-27 2010-02-23 Gerät und verfahren zum dimmen von lichtquellen ATE557573T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO20090146 2009-02-27

Publications (1)

Publication Number Publication Date
ATE557573T1 true ATE557573T1 (de) 2012-05-15

Family

ID=40852114

Family Applications (1)

Application Number Title Priority Date Filing Date
AT10154401T ATE557573T1 (de) 2009-02-27 2010-02-23 Gerät und verfahren zum dimmen von lichtquellen

Country Status (5)

Country Link
US (1) US8933639B2 (de)
EP (1) EP2224789B1 (de)
KR (1) KR101148767B1 (de)
CN (1) CN101820706B (de)
AT (1) ATE557573T1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8933642B2 (en) 2011-05-13 2015-01-13 General Electric Company Dimmable LED lamp
WO2013138829A1 (de) 2012-03-21 2013-09-26 Tridonic Gmbh & Co Kg Betriebsschaltung für leuchtdioden, mit dimmsignal aus hochfrequent moduliertem impulspakete- signal, mit abgestimmten frequenzen
KR101678947B1 (ko) 2015-07-23 2016-11-23 (주)성진아이엘 2채널 led 광원 구동 장치
CN113541457B (zh) * 2020-04-21 2023-04-25 株洲中车时代电气股份有限公司 一种变流器的预充电电路及预充电方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3959714A (en) * 1973-09-24 1976-05-25 Sperry Rand Corporation Transient turn-on protection circuit for power supplies
JP3702091B2 (ja) * 1998-03-31 2005-10-05 富士通株式会社 電源装置、および電源回路の制御方法
JP2000324807A (ja) * 1999-05-10 2000-11-24 Seiko Instruments Inc スイッチングレギュレータ
JP2002247864A (ja) 2001-02-15 2002-08-30 Nec Kansai Ltd 容量性素子の駆動方法
JP3947682B2 (ja) * 2002-04-26 2007-07-25 Ｆｄｋ株式会社 スイッチング電源回路
US7102340B1 (en) * 2003-01-21 2006-09-05 Microsemi Corporation Dual-mode PFM boost converter
US7542257B2 (en) * 2004-09-10 2009-06-02 Philips Solid-State Lighting Solutions, Inc. Power control methods and apparatus for variable loads
KR100917623B1 (ko) * 2006-02-13 2009-09-17 삼성전자주식회사 Ｌｅｄ 구동장치
JP2007287617A (ja) 2006-04-20 2007-11-01 Tamura Seisakusho Co Ltd 発光素子の駆動回路および照明装置
US7944153B2 (en) * 2006-12-15 2011-05-17 Intersil Americas Inc. Constant current light emitting diode (LED) driver circuit and method
JP5334372B2 (ja) * 2007-02-15 2013-11-06 株式会社小糸製作所 発光装置
US8076920B1 (en) * 2007-03-12 2011-12-13 Cirrus Logic, Inc. Switching power converter and control system
US8174204B2 (en) * 2007-03-12 2012-05-08 Cirrus Logic, Inc. Lighting system with power factor correction control data determined from a phase modulated signal
US7888888B2 (en) * 2007-07-11 2011-02-15 Industrial Technology Research Institute Light source apparatus and driving apparatus thereof
US7906943B2 (en) * 2007-12-20 2011-03-15 Microsemi Corporation Boost converter with adaptive coil peak current

Also Published As

Publication number Publication date
US8933639B2 (en) 2015-01-13
CN101820706A (zh) 2010-09-01
US20100219763A1 (en) 2010-09-02
EP2224789A1 (de) 2010-09-01
KR20100098351A (ko) 2010-09-06
EP2224789B1 (de) 2012-05-09
KR101148767B1 (ko) 2012-05-21
CN101820706B (zh) 2013-03-06

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