DE60205830D1 - Vorschaltgerät mit effizienter Elektroden-Vorheizung und Lampenfehlerschutz - Google Patents

Vorschaltgerät mit effizienter Elektroden-Vorheizung und Lampenfehlerschutz

Info

Publication number
DE60205830D1
DE60205830D1 DE60205830T DE60205830T DE60205830D1 DE 60205830 D1 DE60205830 D1 DE 60205830D1 DE 60205830 T DE60205830 T DE 60205830T DE 60205830 T DE60205830 T DE 60205830T DE 60205830 D1 DE60205830 D1 DE 60205830D1
Authority
DE
Germany
Prior art keywords
ballast
lamp
circuit
fault protection
filament heating
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
DE60205830T
Other languages
English (en)
Other versions
DE60205830T2 (de
Inventor
John G Konopka
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.)
Osram Sylvania Inc
Original Assignee
Osram Sylvania 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 Osram Sylvania Inc filed Critical Osram Sylvania Inc
Application granted granted Critical
Publication of DE60205830D1 publication Critical patent/DE60205830D1/de
Publication of DE60205830T2 publication Critical patent/DE60205830T2/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
    • H05B41/295—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
    • 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
    • H05B41/2985—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)
DE60205830T 2001-08-06 2002-06-12 Vorschaltgerät mit effizienter Elektroden-Vorheizung und Lampenfehlerschutz Expired - Lifetime DE60205830T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US923037 2001-08-06
US09/923,037 US6501225B1 (en) 2001-08-06 2001-08-06 Ballast with efficient filament preheating and lamp fault protection

Publications (2)

Publication Number Publication Date
DE60205830D1 true DE60205830D1 (de) 2005-10-06
DE60205830T2 DE60205830T2 (de) 2006-05-18

Family

ID=25448005

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60205830T Expired - Lifetime DE60205830T2 (de) 2001-08-06 2002-06-12 Vorschaltgerät mit effizienter Elektroden-Vorheizung und Lampenfehlerschutz

Country Status (5)

Country Link
US (1) US6501225B1 (de)
EP (1) EP1286574B1 (de)
AT (1) ATE303711T1 (de)
CA (1) CA2388213C (de)
DE (1) DE60205830T2 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1145599A1 (de) * 1998-12-23 2001-10-17 United Automation Limited Regelung eines magnetrons versehen mit einem wandler der den einschaltstrom steuert
WO2002060228A1 (en) * 2001-01-24 2002-08-01 Stmicroelectronics S.R.L. Fault management method for electronic ballast
US6936970B2 (en) * 2003-09-30 2005-08-30 General Electric Company Method and apparatus for a unidirectional switching, current limited cutoff circuit for an electronic ballast
US7015652B2 (en) * 2003-10-17 2006-03-21 Universal Lighting Technologies, Inc. Electronic ballast having end of lamp life, overheating, and shut down protections, and reignition and multiple striking capabilities
US20050108048A1 (en) * 2003-11-18 2005-05-19 The Jackson Laboratory Methods and system for managing mouse colonies
MXPA04012078A (es) * 2003-12-03 2005-07-01 Universal Lighting Tech Inc Balastra electronica con control de voltaje de circuito abierto y compensacion cable.
CA2488995A1 (en) * 2003-12-03 2005-06-03 Universal Lighting Technologies, Inc. Electronic ballast with adaptive lamp preheat and ignition
MXPA04012081A (es) * 2003-12-03 2005-07-01 Universal Lighting Tech Inc Balastra de arranque instantaneo de 4 lamparas de alta eficiencia.
MXPA04012083A (es) * 2003-12-03 2005-07-01 Universal Lighting Tech Inc Balastra electronica confiable, de bajo costo y basada en ic, con proteccion de fin de vida de la lampara y multiples intentos de encendido.
FI116357B (fi) * 2003-12-19 2005-10-31 Teknoware Oy Järjestely loistelampun liitäntälaitteen yhteydessä
US6998786B2 (en) * 2004-02-04 2006-02-14 Yih-Fang Chiou Control circuit of electronic ballast for fluorescent lamp
WO2006056143A1 (en) * 2004-11-29 2006-06-01 Century Concept Ltd. Electronic ballast with preheating and dimming control
US7420336B2 (en) * 2004-12-30 2008-09-02 General Electric Company Method of controlling cathode voltage with low lamp's arc current
US7586268B2 (en) * 2005-12-09 2009-09-08 Lutron Electronics Co., Inc. Apparatus and method for controlling the filament voltage in an electronic dimming ballast
US7560868B2 (en) * 2007-05-11 2009-07-14 Osram Sylvania, Inc. Ballast with filament heating and ignition control
US7952303B2 (en) 2008-03-13 2011-05-31 Universal Lighting Technologies, Inc. Electronic ballast for a gas discharge lamp with controlled filament heating during dimming
US20090256481A1 (en) * 2008-04-11 2009-10-15 Osram Sylvania Inc. Stand alone lamp filament preheat circuit for ballast
US8288956B1 (en) 2009-04-02 2012-10-16 Universal Lighting Technologies, Inc. Lamp preheat circuit for a program start ballast with filament voltage cut-back in steady state
US8203273B1 (en) * 2009-04-13 2012-06-19 Universal Lighting Technologies, Inc. Ballast circuit for a gas discharge lamp that reduces a pre-heat voltage to the lamp filaments during lamp ignition
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
US9210783B2 (en) 2009-07-16 2015-12-08 Koninklijke Philip N.V. Electronic ballast and startup method
US8354795B1 (en) * 2010-05-24 2013-01-15 Universal Lighting Technologies, Inc. Program start ballast with true parallel lamp operation
US8947020B1 (en) 2011-11-17 2015-02-03 Universal Lighting Technologies, Inc. End of life control for parallel lamp ballast
US8981656B2 (en) * 2012-04-03 2015-03-17 General Electric Company Relamping circuit for fluorescent ballasts

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5608291A (en) * 1982-08-25 1997-03-04 Nilssen; Ole K. Electronic ballast with pulsing output voltage
US5144195B1 (en) 1991-05-28 1995-01-03 Motorola Lighting Inc Circuit for driving at least one gas discharge lamp
DE59207908D1 (de) * 1992-09-24 1997-02-27 Knobel Lichttech Schaltungsanordnung zum Betrieb einer Leuchtstofflampe und zur Messung des Lampenstroms
US5656891A (en) 1994-10-13 1997-08-12 Tridonic Bauelemente Gmbh Gas discharge lamp ballast with heating control circuit and method of operating same
DE19520999A1 (de) * 1995-06-08 1996-12-12 Siemens Ag Schaltungsanordnung zur Wendelvorheizung von Leuchtstofflampen
US5998930A (en) 1996-10-24 1999-12-07 Motorola Inc. Electronic ballast with two-step boost converter and method
US5883473A (en) * 1997-12-03 1999-03-16 Motorola Inc. Electronic Ballast with inverter protection circuit
US5969483A (en) * 1998-03-30 1999-10-19 Motorola Inverter control method for electronic ballasts
US5973455A (en) 1998-05-15 1999-10-26 Energy Savings, Inc. Electronic ballast with filament cut-out

Also Published As

Publication number Publication date
US6501225B1 (en) 2002-12-31
CA2388213A1 (en) 2003-02-06
DE60205830T2 (de) 2006-05-18
CA2388213C (en) 2013-04-23
ATE303711T1 (de) 2005-09-15
EP1286574B1 (de) 2005-08-31
EP1286574A1 (de) 2003-02-26

Similar Documents

Publication Publication Date Title
ATE303711T1 (de) Vorschaltgerät mit effizienter elektroden- vorheizung und lampenfehlerschutz
WO2003041455A3 (en) Method and apparatus for lighting a discharge lamp
BR9913860A (pt) Organização de circuito para operação de lâmpadas de descarga gasosa
WO2002041669A3 (en) Voltage regulated electronic ballast for mutliple discharge lamps
SG151090A1 (en) Electronic ballast
TW200608336A (en) Protection for external electrode fluorescent lamp system and method
KR900015583A (ko) 방전램프 조명장치
EP0954207B1 (de) Leuchtstofflampe mit eigenem Vorschaltgerät und Leuchte
EP1001661A4 (de) Dielektrisch behinderte leuchtquelle und leistungsversorgung
EP0698336A4 (de) Dimmerschaltung zum betreiben von entladungslampen
DE59203290D1 (de) Vorschaltgerät zum Starten und Betreiben von Wechselstrom-Hochdruck-Gasentladungslampen.
ATE448670T1 (de) Elektronisches vorschaltgerät
DE59902215D1 (de) Schaltungsanordnung zum betreiben von gasentladungslampen
DE50200299D1 (de) Betriebsschaltung für Entladungslampe mit vorheizbaren Elektroden
JP3815640B2 (ja) 電球形蛍光ランプおよび照明器具
WO2008039298A3 (en) Electronic ballast with improved inverter startup circuit
WO2002067634A3 (en) Ballast circuit arrangement
ATE250319T1 (de) Vorschaltgerät
DE50105361D1 (de) EVG zum Betrieb von elektrischen Lampen
BR9915847A (pt) Lastro ressonante em paralelo alimentado com corrente
ATE401764T1 (de) Schaltungsanordnung
KR920020996A (ko) 형광등이 안정된 점등을 하게한 전자식 형광등용 안정기
TW200514477A (en) Lighting device of discharge lamp
UA34153A (uk) Стартер для люмінесцентних ламп
DK1201106T3 (da) Elektronisk forkoblingsenhed

Legal Events

Date Code Title Description
8364 No opposition during term of opposition