ATE197866T1 - Vorschaltgerät für eine leuchtstofflampe mit lampenausfallschutzschaltung - Google Patents

Vorschaltgerät für eine leuchtstofflampe mit lampenausfallschutzschaltung

Info

Publication number
ATE197866T1
ATE197866T1 AT96908845T AT96908845T ATE197866T1 AT E197866 T1 ATE197866 T1 AT E197866T1 AT 96908845 T AT96908845 T AT 96908845T AT 96908845 T AT96908845 T AT 96908845T AT E197866 T1 ATE197866 T1 AT E197866T1
Authority
AT
Austria
Prior art keywords
lamp
protection circuit
ballast
inverter
fluorescent lamp
Prior art date
Application number
AT96908845T
Other languages
English (en)
Inventor
John G Konopka
Robert A Priegnitz
Original Assignee
Motorola 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 Motorola Inc filed Critical Motorola Inc
Application granted granted Critical
Publication of ATE197866T1 publication Critical patent/ATE197866T1/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
    • 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
    • H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
AT96908845T 1995-03-28 1996-03-08 Vorschaltgerät für eine leuchtstofflampe mit lampenausfallschutzschaltung ATE197866T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/413,133 US5574336A (en) 1995-03-28 1995-03-28 Flourescent lamp circuit employing a reset transistor coupled to a start-up circuit that in turn controls a control circuit
PCT/US1996/003632 WO1996030983A1 (en) 1995-03-28 1996-03-08 Circuit for energizing a fluorescent lamp and method of operating a circuit for energizing a fluorescent lamp

Publications (1)

Publication Number Publication Date
ATE197866T1 true ATE197866T1 (de) 2000-12-15

Family

ID=23635981

Family Applications (1)

Application Number Title Priority Date Filing Date
AT96908845T ATE197866T1 (de) 1995-03-28 1996-03-08 Vorschaltgerät für eine leuchtstofflampe mit lampenausfallschutzschaltung

Country Status (9)

Country Link
US (1) US5574336A (de)
EP (1) EP0769239B1 (de)
JP (1) JP3403736B2 (de)
KR (1) KR100263626B1 (de)
CN (1) CN1069810C (de)
AT (1) ATE197866T1 (de)
DE (1) DE69611076T2 (de)
ES (1) ES2153955T3 (de)
WO (1) WO1996030983A1 (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5798616A (en) * 1995-04-06 1998-08-25 Minebea Co., Ltd. Fluorescent lamp circuit employing both a step-up chopper and an inverter
US6031338A (en) * 1997-03-17 2000-02-29 Lumatronix Manufacturing, Inc. Ballast method and apparatus and coupling therefor
JP4252117B2 (ja) 1997-05-16 2009-04-08 株式会社デンソー 放電灯装置
US5770925A (en) * 1997-05-30 1998-06-23 Motorola Inc. Electronic ballast with inverter protection and relamping circuits
US5982113A (en) * 1997-06-20 1999-11-09 Energy Savings, Inc. Electronic ballast producing voltage having trapezoidal envelope for instant start lamps
DE19805314A1 (de) 1998-02-10 1999-08-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer elektrodenlosen Entladungslampe
DE19815623A1 (de) * 1998-04-07 1999-10-14 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb von Niederdruckentladungslampen
JP2001015289A (ja) * 1999-04-28 2001-01-19 Mitsubishi Electric Corp 放電灯点灯装置
US6366032B1 (en) 2000-01-28 2002-04-02 Robertson Worldwide, Inc. Fluorescent lamp ballast with integrated circuit
EP1321013A4 (de) * 2000-07-21 2003-10-01 Osram Sylvania Inc Verfahren und vorrichtung für die bogenerkennung und zum schutz für elektronische balastschaltungen
US6359391B1 (en) 2000-09-08 2002-03-19 Philips Electronics North America Corporation System and method for overvoltage protection during pulse width modulation dimming of an LCD backlight inverter
US6376999B1 (en) 2000-09-15 2002-04-23 Philips Electronics North America Corporation Electronic ballast employing a startup transient voltage suppression circuit
US8144106B2 (en) * 2003-04-24 2012-03-27 Samsung Electronics Co., Ltd. Liquid crystal display and driving method thereof
KR100509501B1 (ko) 2003-05-26 2005-08-22 삼성전자주식회사 액정 패널 디스플레이 장치
JP2007505464A (ja) * 2003-09-12 2007-03-08 コニンクリユケ フィリップス エレクトロニクス エヌ．ブイ． ランプホルダアーク保護を有するバラスト
KR101009673B1 (ko) * 2004-04-14 2011-01-19 엘지디스플레이 주식회사 발광램프의 구동장치 및 그 구동방법
TWI283148B (en) * 2005-11-18 2007-06-21 Hon Hai Prec Ind Co Ltd Multi-lamp driving system and abnormality detecting circuit thereof
WO2007126739A2 (en) * 2006-03-31 2007-11-08 Ceelite Llc Safety circuit for electro-luminescent lamp ballast
GB2473663B (en) * 2009-09-21 2016-11-23 Aveillant Ltd Radar Receiver
CN102413598A (zh) * 2010-09-21 2012-04-11 奥斯兰姆有限公司 镇流器和包括该镇流器的照明***
US8810146B1 (en) 2011-11-04 2014-08-19 Universal Lighting Technologies, Inc. Lighting device with circuit and method for detecting power converter activity

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277728A (en) * 1978-05-08 1981-07-07 Stevens Luminoptics Power supply for a high intensity discharge or fluorescent lamp
US4667131A (en) * 1984-05-18 1987-05-19 Nilssen Ole K Protection circuit for fluorescent lamp ballasts
US4461980A (en) * 1982-08-25 1984-07-24 Nilssen Ole K Protection circuit for series resonant electronic ballasts
CH663508A5 (de) * 1983-09-06 1987-12-15 Knobel Elektro App Elektronisches vorschaltgeraet fuer fluoreszenzlampen sowie verfahren zu dessen betrieb.
US4999546A (en) * 1989-01-30 1991-03-12 Kabushiki Kaisha Denkosha Starting device for discharge tube
US5047695A (en) * 1990-02-20 1991-09-10 General Electric Company Direct current (DC) acoustic operation of xenon-metal halide lamps using high-frequency ripple
US5089752A (en) * 1990-09-28 1992-02-18 Everbrite, Inc. High frequency luminous tube power supply with ground fault protection
US5436529A (en) * 1993-02-01 1995-07-25 Bobel; Andrzej A. Control and protection circuit for electronic ballast
ATE194749T1 (de) * 1994-04-15 2000-07-15 Knobel Lichttech Vorschaltgerät mit lampenwechselerkennung für entladungslampen

Also Published As

Publication number Publication date
ES2153955T3 (es) 2001-03-16
US5574336A (en) 1996-11-12
KR100263626B1 (ko) 2000-08-01
CN1069810C (zh) 2001-08-15
KR970703635A (ko) 1997-07-03
EP0769239A1 (de) 1997-04-23
DE69611076T2 (de) 2001-11-15
JPH10501654A (ja) 1998-02-10
CN1148929A (zh) 1997-04-30
EP0769239B1 (de) 2000-11-29
JP3403736B2 (ja) 2003-05-06
EP0769239A4 (de) 1998-06-03
DE69611076D1 (de) 2001-01-04
WO1996030983A1 (en) 1996-10-03

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee