EP1377135A3 - Circuit muni d'une détection d'approche de fonctionnement en mode capacitif pour alimenter une lampe à décharge - Google Patents

Circuit muni d'une détection d'approche de fonctionnement en mode capacitif pour alimenter une lampe à décharge Download PDF

Info

Publication number
EP1377135A3
EP1377135A3 EP03012453A EP03012453A EP1377135A3 EP 1377135 A3 EP1377135 A3 EP 1377135A3 EP 03012453 A EP03012453 A EP 03012453A EP 03012453 A EP03012453 A EP 03012453A EP 1377135 A3 EP1377135 A3 EP 1377135A3
Authority
EP
European Patent Office
Prior art keywords
circuit
discharge lamp
operating
mode detection
supply power
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.)
Granted
Application number
EP03012453A
Other languages
German (de)
English (en)
Other versions
EP1377135A2 (fr
EP1377135B1 (fr
Inventor
Olaf Busse
Markus Heckmann
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 EP1377135A2 publication Critical patent/EP1377135A2/fr
Publication of EP1377135A3 publication Critical patent/EP1377135A3/fr
Application granted granted Critical
Publication of EP1377135B1 publication Critical patent/EP1377135B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H05B41/295—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
    • H05B41/2986—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against internal abnormal circuit conditions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/05—Starting and operating circuit for fluorescent lamp

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
EP03012453A 2002-06-11 2003-05-30 Circuit muni d'une détection d'approche de fonctionnement en mode capacitif pour alimenter une lampe à décharge Expired - Lifetime EP1377135B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10225881A DE10225881A1 (de) 2002-06-11 2002-06-11 Entladungslampenbetriebsschaltung mit Schaltung zur Detektion der Nähe zu einem kapazitiven Betrieb
DE10225881 2002-06-11

Publications (3)

Publication Number Publication Date
EP1377135A2 EP1377135A2 (fr) 2004-01-02
EP1377135A3 true EP1377135A3 (fr) 2006-05-03
EP1377135B1 EP1377135B1 (fr) 2007-07-25

Family

ID=29594376

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03012453A Expired - Lifetime EP1377135B1 (fr) 2002-06-11 2003-05-30 Circuit muni d'une détection d'approche de fonctionnement en mode capacitif pour alimenter une lampe à décharge

Country Status (5)

Country Link
US (1) US6707262B2 (fr)
EP (1) EP1377135B1 (fr)
AT (1) ATE368368T1 (fr)
CA (1) CA2431713A1 (fr)
DE (2) DE10225881A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10225880A1 (de) * 2002-06-11 2003-12-24 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Entladungslampenbetriebsschaltung mit einer Stromregelschaltung und einer Schaltung zur Detektion der Nähe zu einem kapazitiven Betrieb
DE102005035466A1 (de) * 2005-07-28 2007-02-01 Tridonicatco Gmbh & Co. Kg Adaptive Regelung der Leistung von Gasentladungslampen
EP2124510B1 (fr) * 2008-05-16 2013-01-02 Infineon Technologies Austria AG Procédé de commande d'une lampe fluorescente et appareil de montage de lampes
DE102013216878A1 (de) * 2013-08-23 2015-02-26 Osram Gmbh Zweistufiger getakteter elektronischer Energiewandler
DE102018203599B4 (de) * 2018-03-09 2024-02-22 Inventronics Gmbh Schaltungsanordnung zum betreiben einer vorzugsweise leuchtmittel aufweisenden last

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723098A (en) * 1980-10-07 1988-02-02 Thomas Industries, Inc. Electronic ballast circuit for fluorescent lamps
EP0338109A1 (fr) * 1988-04-20 1989-10-25 Zumtobel Aktiengesellschaft Convertisseur pour lampe à décharge
EP0430358A1 (fr) * 1989-11-29 1991-06-05 Koninklijke Philips Electronics N.V. Dispositif de commutation
US5696431A (en) * 1996-05-03 1997-12-09 Philips Electronics North America Corporation Inverter driving scheme for capacitive mode protection
WO1999034650A1 (fr) * 1997-12-23 1999-07-08 Tridonic Bauelemente Gmbh Ballast electronique
US6331755B1 (en) * 1998-01-13 2001-12-18 International Rectifier Corporation Circuit for detecting near or below resonance operation of a fluorescent lamp driven by half-bridge circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4928038A (en) * 1988-09-26 1990-05-22 General Electric Company Power control circuit for discharge lamp and method of operating same
US5914572A (en) * 1997-06-19 1999-06-22 Matsushita Electric Works, Ltd. Discharge lamp driving circuit having resonant circuit defining two resonance modes
EP1066739B1 (fr) * 1997-12-23 2002-02-27 Tridonic Bauelemente GmbH Procede et dispositif permettant de detecter l'effet redresseur apparaissant dans une lampe a decharge

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4723098A (en) * 1980-10-07 1988-02-02 Thomas Industries, Inc. Electronic ballast circuit for fluorescent lamps
EP0338109A1 (fr) * 1988-04-20 1989-10-25 Zumtobel Aktiengesellschaft Convertisseur pour lampe à décharge
EP0430358A1 (fr) * 1989-11-29 1991-06-05 Koninklijke Philips Electronics N.V. Dispositif de commutation
US5696431A (en) * 1996-05-03 1997-12-09 Philips Electronics North America Corporation Inverter driving scheme for capacitive mode protection
WO1999034650A1 (fr) * 1997-12-23 1999-07-08 Tridonic Bauelemente Gmbh Ballast electronique
US6331755B1 (en) * 1998-01-13 2001-12-18 International Rectifier Corporation Circuit for detecting near or below resonance operation of a fluorescent lamp driven by half-bridge circuit

Also Published As

Publication number Publication date
EP1377135A2 (fr) 2004-01-02
DE10225881A1 (de) 2004-01-08
US20030227264A1 (en) 2003-12-11
CA2431713A1 (fr) 2003-12-11
DE50307753D1 (de) 2007-09-06
US6707262B2 (en) 2004-03-16
ATE368368T1 (de) 2007-08-15
EP1377135B1 (fr) 2007-07-25

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