ATE417491T1 - Vorrichtung und verfahren zur flimmerunterdrückung in kompaktlampen bei niedriger lichtleistung - Google Patents

Vorrichtung und verfahren zur flimmerunterdrückung in kompaktlampen bei niedriger lichtleistung

Info

Publication number
ATE417491T1
ATE417491T1 AT04756426T AT04756426T ATE417491T1 AT E417491 T1 ATE417491 T1 AT E417491T1 AT 04756426 T AT04756426 T AT 04756426T AT 04756426 T AT04756426 T AT 04756426T AT E417491 T1 ATE417491 T1 AT E417491T1
Authority
AT
Austria
Prior art keywords
lamp
clamp
circuit
low light
light power
Prior art date
Application number
AT04756426T
Other languages
English (en)
Inventor
Venkatesh Chitta
Original Assignee
Lutron Electronics Co
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 Lutron Electronics Co filed Critical Lutron Electronics Co
Application granted granted Critical
Publication of ATE417491T1 publication Critical patent/ATE417491T1/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
    • 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
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
    • 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
    • H05B41/382—Controlling the intensity of light during the transitional start-up phase
    • 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
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • 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
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
    • 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
    • H05B41/40—Controlling the intensity of light discontinuously
    • H05B41/42—Controlling the intensity of light discontinuously in two steps only
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/04—Dimming circuit for fluorescent lamps

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
AT04756426T 2003-07-30 2004-06-30 Vorrichtung und verfahren zur flimmerunterdrückung in kompaktlampen bei niedriger lichtleistung ATE417491T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/630,995 US7061191B2 (en) 2003-07-30 2003-07-30 System and method for reducing flicker of compact gas discharge lamps at low lamp light output level

Publications (1)

Publication Number Publication Date
ATE417491T1 true ATE417491T1 (de) 2008-12-15

Family

ID=34103956

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04756426T ATE417491T1 (de) 2003-07-30 2004-06-30 Vorrichtung und verfahren zur flimmerunterdrückung in kompaktlampen bei niedriger lichtleistung

Country Status (10)

Country Link
US (3) US7061191B2 (de)
EP (1) EP1652413B1 (de)
JP (1) JP2007500425A (de)
CN (1) CN1846464B (de)
AT (1) ATE417491T1 (de)
CA (1) CA2534052C (de)
DE (1) DE602004018322D1 (de)
ES (1) ES2318310T3 (de)
HK (1) HK1092002A1 (de)
WO (1) WO2005015961A1 (de)

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EP1836884B1 (de) * 2005-01-03 2011-02-23 Philips Intellectual Property & Standards GmbH Verfahren und überwachungsanordnung zur überwachung der quecksilberkondensation in einer bogenentladungsröhre
US7480534B2 (en) * 2005-05-17 2009-01-20 The Watt Stopper Computer assisted lighting control system
EP1732363A3 (de) * 2005-06-09 2014-04-30 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Beleuchtungssystem und verfahren zum Betreiben eines derartigen Beleuchtungssystems
CN101479314B (zh) * 2006-08-02 2011-08-17 三菱化学株式会社 聚酯树脂颗粒及其制造方法
JP5441900B2 (ja) * 2007-07-16 2014-03-12 コーニンクレッカ フィリップス エヌ ヴェ 光源の駆動
US8810142B2 (en) * 2008-03-31 2014-08-19 Nxp B.V. Waveform detection and combined step and linear dim control
US7932682B2 (en) * 2008-06-30 2011-04-26 Osram Sylvania, Inc. Internal power supply for a ballast
US8049432B2 (en) * 2008-09-05 2011-11-01 Lutron Electronics Co., Inc. Measurement circuit for an electronic ballast
US8067902B2 (en) * 2008-09-05 2011-11-29 Lutron Electronics Co., Inc. Electronic ballast having a symmetric topology
US8049430B2 (en) 2008-09-05 2011-11-01 Lutron Electronics Co., Inc. Electronic ballast having a partially self-oscillating inverter circuit
US8228002B2 (en) * 2008-09-05 2012-07-24 Lutron Electronics Co., Inc. Hybrid light source
US8008866B2 (en) * 2008-09-05 2011-08-30 Lutron Electronics Co., Inc. Hybrid light source
US9204518B2 (en) * 2008-10-30 2015-12-01 The Invention Science Fund I Llc LED-based secondary general illumination lighting color slaved to alternate general illumination lighting
US8193713B2 (en) 2008-10-30 2012-06-05 The Invention Science Fund I, Llc Apparatus and a method comprising illumination lighting fixture and sensor
US8487537B2 (en) * 2009-01-20 2013-07-16 The Sloan Company, Inc LED drive circuit
DE102009032028A1 (de) * 2009-07-07 2011-01-13 Tridonicatco Gmbh & Co. Kg Verfahren zum Betrieb von Gasentladungslampen bei niedrigen Außentemperaturen und dafür ausgelegtes Betriebsgerät
US8773037B2 (en) * 2010-02-01 2014-07-08 Empower Electronics, Inc. Ballast configured to compensate for lamp characteristic changes
US8466631B1 (en) * 2010-05-24 2013-06-18 Cooper Technologies Company Lamp driver with triac dimmer compensation
US20110316429A1 (en) * 2010-06-26 2011-12-29 Chia Chieh Liu TRIAC-based light dimmer
DE102010036444B4 (de) * 2010-07-16 2012-03-22 Vossloh-Schwabe Deutschland Gmbh Verfahren und Vorrichtung zum Dimmen eines Leuchtmittels mithilfe eines Mikrocontrollers
WO2014085809A1 (en) * 2012-11-30 2014-06-05 Dean H David Absorbant and reflecting biocompatible dyes for highly accurate medical implants
JP5043213B2 (ja) * 2010-08-23 2012-10-10 シャープ株式会社 Ｌｅｄ駆動回路及びこれを用いたｌｅｄ照明灯具
US8659232B2 (en) 2010-09-14 2014-02-25 Crs Electronics Variable-impedance load for LED lamps
US8653759B2 (en) 2010-10-29 2014-02-18 General Electric Company Lighting system electronic ballast or driver with shunt control for lighting control quiescent current
US8803432B2 (en) 2011-05-10 2014-08-12 Lutron Electronics Co., Inc. Method and apparatus for determining a target light intensity from a phase-control signal
US9232574B2 (en) 2012-07-06 2016-01-05 Lutron Electronics Co., Inc. Forward converter having a primary-side current sense circuit
CN102933008A (zh) * 2012-11-13 2013-02-13 成都东旭节能科技有限公司 智能电子镇流器
CN203027583U (zh) * 2012-11-23 2013-06-26 珠海格林赛威科技有限公司 一种带自诊断和远程监控功能的hid电子镇流器
US9462660B2 (en) 2013-02-26 2016-10-04 Lutron Electronics Co., Inc. Controlling an electronic dimming ballast during low temperature or low mercury conditions
US9386641B2 (en) * 2013-04-23 2016-07-05 Magnitude Holdings Ltd. A Bermuda Exempt Company Limited By Shares Lighting dimmer synchronous load device
US20150318787A1 (en) 2013-11-08 2015-11-05 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source
US9565731B2 (en) 2015-05-01 2017-02-07 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source
WO2016205761A1 (en) 2015-06-19 2016-12-22 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source
CN105163434B (zh) * 2015-08-29 2017-12-22 魏其萃 抗抖动相控调光器无频闪控制方法
US10098196B2 (en) 2016-09-16 2018-10-09 Lutron Electronics Co., Inc. Load control device for a light-emitting diode light source having different operating modes

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US5041763A (en) 1989-12-22 1991-08-20 Lutron Electronics Co., Inc. Circuit and method for improved dimming of gas discharge lamps
US5173643A (en) 1990-06-25 1992-12-22 Lutron Electronics Co., Inc. Circuit for dimming compact fluorescent lamps
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US5742131A (en) * 1993-11-23 1998-04-21 The Watt Stopper Dimmable ballast control circuit
US5757145A (en) * 1994-06-10 1998-05-26 Beacon Light Products, Inc. Dimming control system and method for a fluorescent lamp
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Also Published As

Publication number Publication date
US7321202B2 (en) 2008-01-22
ES2318310T3 (es) 2009-05-01
US20080048584A1 (en) 2008-02-28
US20060197471A1 (en) 2006-09-07
HK1092002A1 (en) 2007-01-26
US20050023997A1 (en) 2005-02-03
US7061191B2 (en) 2006-06-13
CN1846464A (zh) 2006-10-11
JP2007500425A (ja) 2007-01-11
DE602004018322D1 (de) 2009-01-22
WO2005015961A1 (en) 2005-02-17
EP1652413A1 (de) 2006-05-03
EP1652413B1 (de) 2008-12-10
CA2534052A1 (en) 2005-02-17
CA2534052C (en) 2013-08-13
US7830093B2 (en) 2010-11-09
CN1846464B (zh) 2012-11-07

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