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DE69716698D1 - Elektronisches vorschaltgerät - Google Patents

Elektronisches vorschaltgerät

Info

Publication number
DE69716698D1
DE69716698D1 DE69716698T DE69716698T DE69716698D1 DE 69716698 D1 DE69716698 D1 DE 69716698D1 DE 69716698 T DE69716698 T DE 69716698T DE 69716698 T DE69716698 T DE 69716698T DE 69716698 D1 DE69716698 D1 DE 69716698D1
Authority
DE
Germany
Prior art keywords
electronic ballast
ballast
electronic
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 - Lifetime
Application number
DE69716698T
Other languages
English (en)
Inventor
Ping Xia
Xing-Xing Lu
John Chou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69716698D1 publication Critical patent/DE69716698D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2853—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply conditions
    • 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
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/295—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices and specially adapted for lamps with preheating electrodes, e.g. for fluorescent lamps
    • H05B41/298—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2981—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
DE69716698T 1996-05-10 1997-04-30 Elektronisches vorschaltgerät Expired - Lifetime DE69716698D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/645,546 US5739645A (en) 1996-05-10 1996-05-10 Electronic ballast with lamp flash protection circuit
PCT/IB1997/000468 WO1997043878A1 (en) 1996-05-10 1997-04-30 Electronic ballast

Publications (1)

Publication Number Publication Date
DE69716698D1 true DE69716698D1 (de) 2002-12-05

Family

ID=24589440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69716698T Expired - Lifetime DE69716698D1 (de) 1996-05-10 1997-04-30 Elektronisches vorschaltgerät

Country Status (7)

Country Link
US (1) US5739645A (de)
EP (1) EP0838129B1 (de)
JP (1) JPH11509965A (de)
CN (1) CN1197585A (de)
DE (1) DE69716698D1 (de)
TW (1) TW421977B (de)
WO (1) WO1997043878A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6124680A (en) * 1996-09-03 2000-09-26 Hitachi, Ltd. Lighting device for illumination and lamp provided with the same
US5977725A (en) * 1996-09-03 1999-11-02 Hitachi, Ltd. Resonance type power converter unit, lighting apparatus for illumination using the same and method for control of the converter unit and lighting apparatus
WO1998047323A1 (en) * 1997-04-17 1998-10-22 Toshiba Lighting & Technology Corporation Discharge lamp lighting device and illumination device
US5883473A (en) * 1997-12-03 1999-03-16 Motorola Inc. Electronic Ballast with inverter protection circuit
DE59804841D1 (de) * 1997-12-23 2002-08-22 Tridonicatco Gmbh & Co Kg Elektronisches vorschaltgerät
US6331755B1 (en) 1998-01-13 2001-12-18 International Rectifier Corporation Circuit for detecting near or below resonance operation of a fluorescent lamp driven by half-bridge circuit
DE19900153A1 (de) * 1998-01-05 1999-07-15 Int Rectifier Corp Integrierte Gate-Treiberschaltung
JP2982804B2 (ja) * 1998-01-16 1999-11-29 サンケン電気株式会社 放電灯点灯装置
JP2933077B1 (ja) * 1998-02-26 1999-08-09 サンケン電気株式会社 放電灯点灯装置
US5969483A (en) * 1998-03-30 1999-10-19 Motorola Inverter control method for electronic ballasts
WO2000007413A1 (fr) * 1998-07-30 2000-02-10 Mitsubishi Denki Kabushiki Kaisha Dispositif de commande d'une lampe a decharge
US6150772A (en) * 1998-11-25 2000-11-21 Pacific Aerospace & Electronics, Inc. Gas discharge lamp controller
US6111369A (en) * 1998-12-18 2000-08-29 Clalight Israel Ltd. Electronic ballast
US6084362A (en) * 1999-01-19 2000-07-04 Chao; Wen-Shin Electronic ballast capable of linear and stepless light regulation
IT1306778B1 (it) * 1999-02-03 2001-10-02 Antonio Forghieri Sistema di alimentazione a risparmio energetico per lampadefluorescenti, a controllo elettronico.
US6452343B2 (en) 1999-11-17 2002-09-17 Koninklijke Philips Electronics N.V. Ballast circuit
US6366032B1 (en) * 2000-01-28 2002-04-02 Robertson Worldwide, Inc. Fluorescent lamp ballast with integrated circuit
EP1227706B1 (de) * 2001-01-24 2012-11-28 City University of Hong Kong Neue Schaltungsentwürfe und Steuerungstechniken für elektronische Hochfrequenz-Vorschaltgeräte für Entladungslampen hoher Intensität
DE10134566A1 (de) * 2001-07-16 2003-02-06 Tridonicatco Gmbh & Co Kg Elektronisches Vorschaltgerät mit Vorheizbetrieb
US7265503B2 (en) * 2004-04-08 2007-09-04 International Rectifier Corporation Applications of halogen convertor control IC
TWM265641U (en) * 2004-06-09 2005-05-21 Rilite Corportation Double shielded electroluminescent panel
DE102005042527B4 (de) * 2005-09-07 2015-10-29 Osram Gmbh Schaltungsanordnung und Verfahren zum Betreiben einer Entladungslampe
US7372216B2 (en) * 2006-04-03 2008-05-13 Ceelite Llc Constant brightness control for electro-luminescent lamp
CN101064983B (zh) * 2006-04-27 2010-12-15 马士科技有限公司 紧凑型光控荧光灯及其光控电路
KR101176086B1 (ko) * 2006-05-30 2012-08-22 페어차일드코리아반도체 주식회사 형광램프의 수명말기 검출회로
US8729828B2 (en) * 2007-06-15 2014-05-20 System General Corp. Integrated circuit controller for ballast
US7587949B2 (en) * 2007-07-20 2009-09-15 Bose Corporation System and method for stimulation and characterization of biologic materials
DE102009004852A1 (de) * 2009-01-16 2010-07-29 Osram Gesellschaft mit beschränkter Haftung Detektorschaltung und Verfahren zur Ansteuerung einer Leuchtstofflampe
US7911210B2 (en) * 2009-02-25 2011-03-22 Fairchild Korea Semiconductor Ltd Diagnosis device, diagnosis method, and lamp ballast circuit using the same
US8482213B1 (en) 2009-06-29 2013-07-09 Panasonic Corporation Electronic ballast with pulse detection circuit for lamp end of life and output short protection
CN101938880B (zh) * 2009-06-30 2014-09-10 通用电气公司 用于一个或多个灯的具有寿命终止保护的镇流器
US8947020B1 (en) 2011-11-17 2015-02-03 Universal Lighting Technologies, Inc. End of life control for parallel lamp ballast
JP5903635B2 (ja) * 2012-11-28 2016-04-13 パナソニックＩｐマネジメント株式会社 放電灯点灯装置及びそれを用いた前照灯
US9913346B1 (en) * 2015-08-11 2018-03-06 Universal Lighting Technologies, Inc. Surge protection system and method for an LED driver
US11228169B1 (en) 2019-09-06 2022-01-18 Universal Lighting Technologies, Inc. Combined high and low voltage protection circuit for half-bridge converter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4350935A (en) * 1980-03-28 1982-09-21 Lutron Electronics Co., Inc. Gas discharge lamp control
JPS63163612A (ja) * 1986-12-26 1988-07-07 Toshiba Corp 制御電源回路
US4952849A (en) * 1988-07-15 1990-08-28 North American Philips Corporation Fluorescent lamp controllers
US5111118A (en) * 1988-07-15 1992-05-05 North American Philips Corporation Fluorescent lamp controllers
EP0359860A1 (de) * 1988-09-23 1990-03-28 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Betreiben mindestens einer Gasentladungslampe
US5359274A (en) * 1992-08-20 1994-10-25 North American Philips Corporation Active offset for power factor controller
US5569984A (en) * 1994-12-28 1996-10-29 Philips Electronics North America Corporation Method and controller for detecting arc instabilities in gas discharge lamps
US5559395A (en) * 1995-03-31 1996-09-24 Philips Electronics North America Corporation Electronic ballast with interface circuitry for phase angle dimming control

Also Published As

Publication number Publication date
CN1197585A (zh) 1998-10-28
US5739645A (en) 1998-04-14
JPH11509965A (ja) 1999-08-31
EP0838129A1 (de) 1998-04-29
EP0838129B1 (de) 2002-10-30
TW421977B (en) 2001-02-11
WO1997043878A1 (en) 1997-11-20

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Legal Events

Date Code Title Description
8332 No legal effect for de