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EP0453888A3 - Circuit for operating a fluorescent lamp - Google Patents

Circuit for operating a fluorescent lamp Download PDF

Info

Publication number
EP0453888A3
EP0453888A3 EP19910105758 EP91105758A EP0453888A3 EP 0453888 A3 EP0453888 A3 EP 0453888A3 EP 19910105758 EP19910105758 EP 19910105758 EP 91105758 A EP91105758 A EP 91105758A EP 0453888 A3 EP0453888 A3 EP 0453888A3
Authority
EP
European Patent Office
Prior art keywords
operating
circuit
fluorescent lamp
fluorescent
lamp
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
EP19910105758
Other languages
German (de)
Other versions
EP0453888A2 (en
Inventor
Juergen Ludwig
Gottfried Stockinger
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.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
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 Diehl GmbH and Co filed Critical Diehl GmbH and Co
Publication of EP0453888A2 publication Critical patent/EP0453888A2/en
Publication of EP0453888A3 publication Critical patent/EP0453888A3/en
Ceased legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/02Details
    • H05B41/04Starting switches
    • H05B41/042Starting switches using semiconductor devices
    • H05B41/044Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14Circuit arrangements
    • H05B41/36Controlling
    • H05B41/38Controlling the intensity of light
    • H05B41/39Controlling the intensity of light continuously
    • H05B41/392Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3924Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
EP19910105758 1990-04-26 1991-04-11 Circuit for operating a fluorescent lamp Ceased EP0453888A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19904013360 DE4013360A1 (en) 1990-04-26 1990-04-26 CIRCUIT ARRANGEMENT FOR THE OPERATION OF A FLUORESCENT LAMP
DE4013360 1990-04-26

Publications (2)

Publication Number Publication Date
EP0453888A2 EP0453888A2 (en) 1991-10-30
EP0453888A3 true EP0453888A3 (en) 1993-01-13

Family

ID=6405165

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19910105758 Ceased EP0453888A3 (en) 1990-04-26 1991-04-11 Circuit for operating a fluorescent lamp

Country Status (2)

Country Link
EP (1) EP0453888A3 (en)
DE (1) DE4013360A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330195A (en) * 1980-02-19 1982-05-18 Xerox Corporation Multiple mode image processing apparatus and method
EP0563716B1 (en) * 1992-03-30 1999-05-26 Otto Diez Elektromaschinenbau Device with UV-lamp
GB2277415B (en) * 1993-04-23 1997-12-03 Matsushita Electric Works Ltd Discharge lamp lighting device
DE19625077B4 (en) * 1996-06-22 2005-05-19 Diehl Stiftung & Co. Kg Fluorescent lamp ballast
JP2006504225A (en) * 2001-11-12 2006-02-02 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ Circuit configuration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046395A1 (en) * 1980-08-18 1982-02-24 THE GENERAL ELECTRIC COMPANY, p.l.c. Dimming system for electric discharge lamps
DE3327189A1 (en) * 1983-07-28 1985-02-07 Diehl GmbH & Co, 8500 Nürnberg Circuit arrangement for the starting and brightness control of fluorescent lamps
US4503359A (en) * 1979-09-12 1985-03-05 Hitachi Lighting, Ltd. Discharge lamp lighting device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS561757B2 (en) * 1974-03-30 1981-01-14
NL179622C (en) * 1978-06-27 1986-10-01 Philips Nv DEVICE FOR IGNITION AND POWERING AT LEAST A GAS AND / OR VAPOR DISCHARGE TUBE.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503359A (en) * 1979-09-12 1985-03-05 Hitachi Lighting, Ltd. Discharge lamp lighting device
EP0046395A1 (en) * 1980-08-18 1982-02-24 THE GENERAL ELECTRIC COMPANY, p.l.c. Dimming system for electric discharge lamps
DE3327189A1 (en) * 1983-07-28 1985-02-07 Diehl GmbH & Co, 8500 Nürnberg Circuit arrangement for the starting and brightness control of fluorescent lamps

Also Published As

Publication number Publication date
DE4013360C2 (en) 1993-04-08
DE4013360A1 (en) 1991-11-14
EP0453888A2 (en) 1991-10-30

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