ATE498989T1 - Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe - Google Patents

Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe

Info

Publication number
ATE498989T1
ATE498989T1 AT07727469T AT07727469T ATE498989T1 AT E498989 T1 ATE498989 T1 AT E498989T1 AT 07727469 T AT07727469 T AT 07727469T AT 07727469 T AT07727469 T AT 07727469T AT E498989 T1 ATE498989 T1 AT E498989T1
Authority
AT
Austria
Prior art keywords
fluorescent lamp
voltage
bridge inverter
controlling
coupled capacitor
Prior art date
Application number
AT07727469T
Other languages
English (en)
Inventor
Juergen Klier
Original Assignee
Osram Gmbh
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 Gmbh filed Critical Osram Gmbh
Application granted granted Critical
Publication of ATE498989T1 publication Critical patent/ATE498989T1/de

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
    • 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)
  • Vessels And Coating Films For Discharge Lamps (AREA)
AT07727469T 2007-03-29 2007-03-29 Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe ATE498989T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2007/052997 WO2008119376A1 (de) 2007-03-29 2007-03-29 Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe

Publications (1)

Publication Number Publication Date
ATE498989T1 true ATE498989T1 (de) 2011-03-15

Family

ID=38686674

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07727469T ATE498989T1 (de) 2007-03-29 2007-03-29 Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe

Country Status (5)

Country Link
EP (1) EP2127499B1 (de)
CN (1) CN101637067B (de)
AT (1) ATE498989T1 (de)
DE (1) DE502007006528D1 (de)
WO (1) WO2008119376A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009004852A1 (de) 2009-01-16 2010-07-29 Osram Gesellschaft mit beschränkter Haftung Detektorschaltung und Verfahren zur Ansteuerung einer Leuchtstofflampe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5808422A (en) 1996-05-10 1998-09-15 Philips Electronics North America Lamp ballast with lamp rectification detection circuitry
DE19882031D2 (de) * 1997-12-23 2000-10-12 Tridonic Bauelemente Verfahren und Vorrichtung zum Erfassen des in einer Gasentladungslampe auftretenden Gleichrichteffekts
DE19837728A1 (de) 1998-08-20 2000-02-24 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer Entladungslampe
DE10108138A1 (de) * 2001-02-20 2002-08-29 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schutzschaltung für eine Leuchstofflampe
CN1794894B (zh) * 2004-12-25 2011-03-30 鸿富锦精密工业（深圳）有限公司 冷阴极荧光灯驱动装置
US7902764B2 (en) * 2005-05-04 2011-03-08 Stmicroelectronics S.R.L. Control device for discharge lamp
CN2795894Y (zh) * 2005-05-19 2006-07-12 上海联能科技有限公司 冷阴极荧光灯驱动电路
DE202005013675U1 (de) 2005-08-30 2005-12-15 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH EVG für Entladungslampen mit EoL Überwachungsschaltung

Also Published As

Publication number Publication date
WO2008119376A1 (de) 2008-10-09
EP2127499B1 (de) 2011-02-16
CN101637067B (zh) 2013-06-19
EP2127499A1 (de) 2009-12-02
DE502007006528D1 (de) 2011-03-31
CN101637067A (zh) 2010-01-27

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