AU732605B1 - Control circuits for fluorescent tubes - Google Patents

Control circuits for fluorescent tubes Download PDF

Info

Publication number
AU732605B1
AU732605B1 AU40833/00A AU4083300A AU732605B1 AU 732605 B1 AU732605 B1 AU 732605B1 AU 40833/00 A AU40833/00 A AU 40833/00A AU 4083300 A AU4083300 A AU 4083300A AU 732605 B1 AU732605 B1 AU 732605B1
Authority
AU
Australia
Prior art keywords
voltage
circuit
fluorescent lamps
switching circuit
square
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.)
Ceased
Application number
AU40833/00A
Other languages
English (en)
Inventor
Vitaliano Masciari
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.)
BRENEX ELECTRICS Pty Ltd
Original Assignee
BRENEX ELECTRICS Pty Ltd
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 BRENEX ELECTRICS Pty Ltd filed Critical BRENEX ELECTRICS Pty Ltd
Priority to AU40833/00A priority Critical patent/AU732605B1/en
Application granted granted Critical
Publication of AU732605B1 publication Critical patent/AU732605B1/en
Priority to PCT/EP2001/006678 priority patent/WO2001097574A2/fr
Priority to AU76364/01A priority patent/AU7636401A/en
Anticipated expiration legal-status Critical
Ceased 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
    • H05B41/2855—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)
AU40833/00A 2000-06-14 2000-06-14 Control circuits for fluorescent tubes Ceased AU732605B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AU40833/00A AU732605B1 (en) 2000-06-14 2000-06-14 Control circuits for fluorescent tubes
PCT/EP2001/006678 WO2001097574A2 (fr) 2000-06-14 2001-06-13 Circuit de commande pour tubes fluorescents
AU76364/01A AU7636401A (en) 2000-06-14 2001-06-13 Control circuits for fluorescent tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU40833/00A AU732605B1 (en) 2000-06-14 2000-06-14 Control circuits for fluorescent tubes

Publications (1)

Publication Number Publication Date
AU732605B1 true AU732605B1 (en) 2001-04-26

Family

ID=3728118

Family Applications (1)

Application Number Title Priority Date Filing Date
AU40833/00A Ceased AU732605B1 (en) 2000-06-14 2000-06-14 Control circuits for fluorescent tubes

Country Status (2)

Country Link
AU (1) AU732605B1 (fr)
WO (1) WO2001097574A2 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2103627A1 (fr) * 1993-08-09 1995-02-10 Chen Wei-Qun Ballast electronique a frequences variables, facteur de puissance eleve et tension de sortie stabilisee
US5747942A (en) * 1996-07-10 1998-05-05 Enersol Systems, Inc. Inverter for an electronic ballast having independent start-up and operational output voltages
DE19853657A1 (de) * 1998-11-20 2000-05-31 Vogt Electronic Ag Vorschaltgerät für fluoreszierende Kaltkathodenlampen (CCFL)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247863A1 (de) * 1982-12-23 1984-06-28 Siemens AG, 1000 Berlin und 8000 München Anordnung zur abschaltung eines wechselrichters
DE3319352A1 (de) * 1983-05-27 1984-11-29 Siemens AG, 1000 Berlin und 8000 München Wechselrichter zur speisung von entladungslampen
US4952849A (en) * 1988-07-15 1990-08-28 North American Philips Corporation Fluorescent lamp controllers
US5089753A (en) * 1990-07-09 1992-02-18 North American Philips Corporation Arrangement for predicting failure in fluorescent lamp systems
ATE194749T1 (de) * 1994-04-15 2000-07-15 Knobel Lichttech Vorschaltgerät mit lampenwechselerkennung für entladungslampen
US5770925A (en) * 1997-05-30 1998-06-23 Motorola Inc. Electronic ballast with inverter protection and relamping circuits
EP0889675A1 (fr) * 1997-07-02 1999-01-07 MAGNETEK S.p.A. Ballast électronique avec reconnaissance du type de lampe
US5969483A (en) * 1998-03-30 1999-10-19 Motorola Inverter control method for electronic ballasts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2103627A1 (fr) * 1993-08-09 1995-02-10 Chen Wei-Qun Ballast electronique a frequences variables, facteur de puissance eleve et tension de sortie stabilisee
US5747942A (en) * 1996-07-10 1998-05-05 Enersol Systems, Inc. Inverter for an electronic ballast having independent start-up and operational output voltages
DE19853657A1 (de) * 1998-11-20 2000-05-31 Vogt Electronic Ag Vorschaltgerät für fluoreszierende Kaltkathodenlampen (CCFL)

Also Published As

Publication number Publication date
WO2001097574A3 (fr) 2002-06-06
WO2001097574A9 (fr) 2002-09-19
WO2001097574A2 (fr) 2001-12-20

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)