AU1109100A - Ballast circuit - Google Patents

Ballast circuit

Info

Publication number
AU1109100A
AU1109100A AU11091/00A AU1109100A AU1109100A AU 1109100 A AU1109100 A AU 1109100A AU 11091/00 A AU11091/00 A AU 11091/00A AU 1109100 A AU1109100 A AU 1109100A AU 1109100 A AU1109100 A AU 1109100A
Authority
AU
Australia
Prior art keywords
ballast circuit
ballast
circuit
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.)
Abandoned
Application number
AU11091/00A
Inventor
Mihail S Moisin
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.)
Electro Mag International Inc
Original Assignee
Electro Mag International 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
Priority claimed from US09/173,852 external-priority patent/US6181083B1/en
Priority claimed from US09/173,966 external-priority patent/US6127786A/en
Priority claimed from US09/173,850 external-priority patent/US6169375B1/en
Application filed by Electro Mag International Inc filed Critical Electro Mag International Inc
Publication of AU1109100A publication Critical patent/AU1109100A/en
Abandoned 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
    • H05B41/36—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
    • H05B41/26—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
AU11091/00A 1998-10-16 1999-10-08 Ballast circuit Abandoned AU1109100A (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US09/173,852 US6181083B1 (en) 1998-10-16 1998-10-16 Ballast circuit with controlled strike/restart
US09173850 1998-10-16
US09/173,966 US6127786A (en) 1998-10-16 1998-10-16 Ballast having a lamp end of life circuit
US09173852 1998-10-16
US09173966 1998-10-16
US09/173,850 US6169375B1 (en) 1998-10-16 1998-10-16 Lamp adaptable ballast circuit
PCT/US1999/023674 WO2000024233A2 (en) 1998-10-16 1999-10-08 Ballast circuit

Publications (1)

Publication Number Publication Date
AU1109100A true AU1109100A (en) 2000-05-08

Family

ID=27390346

Family Applications (1)

Application Number Title Priority Date Filing Date
AU11091/00A Abandoned AU1109100A (en) 1998-10-16 1999-10-08 Ballast circuit

Country Status (3)

Country Link
AU (1) AU1109100A (en)
CA (1) CA2347470A1 (en)
WO (1) WO2000024233A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002060228A1 (en) * 2001-01-24 2002-08-01 Stmicroelectronics S.R.L. Fault management method for electronic ballast
US7728528B2 (en) 2004-11-29 2010-06-01 Century Concept Ltd Electronic ballast with preheating and dimming control
CN101277571B (en) * 2007-03-30 2014-02-12 电灯专利信托有限公司 Ignition control method for discharge lamp as well as corresponding electronic ballast circuit
CN101641999B (en) 2007-04-23 2013-02-06 欧司朗股份有限公司 Circuit configuration for starting and operating at least one discharge lamp

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201631A (en) * 1982-04-20 1983-11-16 Philips Nv DC AC CONVERTER FOR IGNITION AND AC POWERING A GAS AND / OR VAPOR DISCHARGE LAMP.
DE3319352A1 (en) * 1983-05-27 1984-11-29 Siemens AG, 1000 Berlin und 8000 München INVERTER FOR POWERING DISCHARGE LAMPS
FR2627342B1 (en) * 1988-02-16 1990-07-20 Applic Util Proprietes Ele LUMINESCENT TUBE FEEDING DEVICE
US5130611A (en) * 1991-01-16 1992-07-14 Intent Patents A.G. Universal electronic ballast system
GB2264596B (en) * 1992-02-18 1995-06-14 Standards Inst Singapore A DC-AC converter for igniting and supplying a gas discharge lamp
JP3536309B2 (en) * 1993-03-15 2004-06-07 松下電工株式会社 Discharge lamp lighting device
ATE194749T1 (en) * 1994-04-15 2000-07-15 Knobel Lichttech BALLAST WITH LAMP CHANGE DETECTION FOR DISCHARGE LAMPS

Also Published As

Publication number Publication date
CA2347470A1 (en) 2000-04-27
WO2000024233A3 (en) 2000-09-21
WO2000024233A2 (en) 2000-04-27

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase