EP0804052A3 - Circuit de commande pour une lampe à décharge - Google Patents

Circuit de commande pour une lampe à décharge Download PDF

Info

Publication number
EP0804052A3
EP0804052A3 EP97106831A EP97106831A EP0804052A3 EP 0804052 A3 EP0804052 A3 EP 0804052A3 EP 97106831 A EP97106831 A EP 97106831A EP 97106831 A EP97106831 A EP 97106831A EP 0804052 A3 EP0804052 A3 EP 0804052A3
Authority
EP
European Patent Office
Prior art keywords
lamp
luminance
temperature
cold cathode
pulse packet
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.)
Withdrawn
Application number
EP97106831A
Other languages
German (de)
English (en)
Other versions
EP0804052A2 (fr
Inventor
Martin Dipl.-Ing. Kurz
Helmut Dipl.-Ing. Habel
Thomas Dipl.-Ing. Eberharter
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 GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0804052A2 publication Critical patent/EP0804052A2/fr
Publication of EP0804052A3 publication Critical patent/EP0804052A3/fr
Withdrawn legal-status Critical Current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
    • H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident light
    • 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
    • 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

Landscapes

  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
EP97106831A 1996-04-24 1997-04-24 Circuit de commande pour une lampe à décharge Withdrawn EP0804052A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT743/96 1996-04-24
AT74396A AT407461B (de) 1996-04-24 1996-04-24 Ansteuerung für entladungslampe

Publications (2)

Publication Number Publication Date
EP0804052A2 EP0804052A2 (fr) 1997-10-29
EP0804052A3 true EP0804052A3 (fr) 1999-04-07

Family

ID=3498638

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97106831A Withdrawn EP0804052A3 (fr) 1996-04-24 1997-04-24 Circuit de commande pour une lampe à décharge

Country Status (2)

Country Link
EP (1) EP0804052A3 (fr)
AT (1) AT407461B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10013041A1 (de) * 2000-03-17 2001-09-27 Trilux Lenze Gmbh & Co Kg Verfahren und Vorrichtung zum Betrieb einer mit einer Leuchtstofflampe versehenen Leuchte
DE202004005184U1 (de) * 2004-03-30 2005-08-18 Ruppel, Stefan Lampe mit einer Kaltkathodenröhre
DE102005014856B4 (de) 2004-03-30 2010-07-08 Stefan Ruppel Leuchte mit einer Kaltkathodenröhre
DE202005021520U1 (de) 2004-03-30 2008-08-14 Ruppel, Stefan Lampe, insbesondere zum Einbau in oder zum Anbau an ein Möbel oder eine Vitrine, mit einer Kaltkathodenröhre

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4887122A (en) * 1987-11-04 1989-12-12 Minolta Camera Kabushiki Kaisha Copying machine
EP0406116A1 (fr) * 1989-06-30 1991-01-02 Thomson-Csf Procédé et dispositif de gradation de lumière pour lampe fluorescente d'éclairage arrière d'écran à cristaux liquides
EP0477922A1 (fr) * 1990-09-25 1992-04-01 Toshiba Lighting & Technology Corporation Appareil pour le fonctionnement d'une lampe à décharge
EP0572207A2 (fr) * 1992-05-26 1993-12-01 Compaq Computer Corporation Système de régulation de l'intensité lumineuse d'un éclairage arrière d'affichage à cristaux liquides
WO1995012964A1 (fr) * 1993-11-03 1995-05-11 Science Applications International Corporation Systeme d'illumination uv par l'arriere a haute efficacite pour dispositifs d'affichage electroniques
US5428265A (en) * 1994-02-28 1995-06-27 Honeywell, Inc. Processor controlled fluorescent lamp dimmer for aircraft liquid crystal display instruments

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4087722A (en) * 1975-05-01 1978-05-02 American Ionetics, Inc. Apparatus and method for supplying power to gas discharge lamp systems
DE2927837C2 (de) * 1979-07-10 1982-09-16 Peter 7750 Konstanz Kreutzer Transistorwechselrichterschaltung
JPS57129177A (en) * 1981-02-04 1982-08-11 Toshiba Electric Equip Corp Transistor inverter
US4356432A (en) * 1981-02-25 1982-10-26 Exxon Research And Engineering Co. Solid state power switch for gas discharge lamps
US4463284A (en) * 1981-07-28 1984-07-31 Konishiroku Photo Industry Co., Ltd. Method and apparatus for controlling luminous intensity of fluorescent lamp of reproducing apparatus
FR2614748A1 (fr) * 1987-04-29 1988-11-04 Omega Electronics Sa Dispositif d'alimentation d'une lampe a decharge
US4920474A (en) * 1989-03-23 1990-04-24 North American Philips Corporation High frequency high voltage power supply with controlled output power
US5105125A (en) * 1990-08-06 1992-04-14 Yang Tai Her Device for alternating bulb polarities of a DC lighting system
JP2587718B2 (ja) * 1990-10-01 1997-03-05 株式会社小糸製作所 車輌用放電灯の点灯回路
JP3030579B2 (ja) * 1991-07-30 2000-04-10 株式会社キジマ プッシュプルインバ−タ
US5315214A (en) * 1992-06-10 1994-05-24 Metcal, Inc. Dimmable high power factor high-efficiency electronic ballast controller integrated circuit with automatic ambient over-temperature shutdown
DE4301276A1 (de) * 1993-01-19 1994-07-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren und Stromversorgungseinheit zum stabilisierten Betrieb einer Natrium-Hochdruckentladungslampe
JP3606909B2 (ja) * 1994-07-12 2005-01-05 三菱電機株式会社 交流放電灯点灯装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4887122A (en) * 1987-11-04 1989-12-12 Minolta Camera Kabushiki Kaisha Copying machine
EP0406116A1 (fr) * 1989-06-30 1991-01-02 Thomson-Csf Procédé et dispositif de gradation de lumière pour lampe fluorescente d'éclairage arrière d'écran à cristaux liquides
EP0477922A1 (fr) * 1990-09-25 1992-04-01 Toshiba Lighting & Technology Corporation Appareil pour le fonctionnement d'une lampe à décharge
EP0572207A2 (fr) * 1992-05-26 1993-12-01 Compaq Computer Corporation Système de régulation de l'intensité lumineuse d'un éclairage arrière d'affichage à cristaux liquides
WO1995012964A1 (fr) * 1993-11-03 1995-05-11 Science Applications International Corporation Systeme d'illumination uv par l'arriere a haute efficacite pour dispositifs d'affichage electroniques
US5428265A (en) * 1994-02-28 1995-06-27 Honeywell, Inc. Processor controlled fluorescent lamp dimmer for aircraft liquid crystal display instruments

Also Published As

Publication number Publication date
AT407461B (de) 2001-03-26
ATA74396A (de) 2000-07-15
EP0804052A2 (fr) 1997-10-29

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