DE602005020520D1 - - Google Patents

Info

Publication number
DE602005020520D1
DE602005020520D1 DE602005020520T DE602005020520T DE602005020520D1 DE 602005020520 D1 DE602005020520 D1 DE 602005020520D1 DE 602005020520 T DE602005020520 T DE 602005020520T DE 602005020520 T DE602005020520 T DE 602005020520T DE 602005020520 D1 DE602005020520 D1 DE 602005020520D1
Authority
DE
Germany
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.)
Active
Application number
DE602005020520T
Inventor
Luca Giussani
Luca Salati
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.)
STMicroelectronics SRL
Original Assignee
STMicroelectronics SRL
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 STMicroelectronics SRL filed Critical STMicroelectronics SRL
Publication of DE602005020520D1 publication Critical patent/DE602005020520D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H05B41/2983—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply conditions
DE602005020520T 2005-05-04 2005-05-04 Active DE602005020520D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IT2005/000258 WO2006117809A1 (en) 2005-05-04 2005-05-04 Control device for a discharge lamp

Publications (1)

Publication Number Publication Date
DE602005020520D1 true DE602005020520D1 (de) 2010-05-20

Family

ID=35106711

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005020520T Active DE602005020520D1 (de) 2005-05-04 2005-05-04

Country Status (5)

Country Link
US (1) US7902764B2 (de)
EP (1) EP1878321B1 (de)
CN (1) CN101171888B (de)
DE (1) DE602005020520D1 (de)
WO (1) WO2006117809A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2127499B1 (de) * 2007-03-29 2011-02-16 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung zur ansteuerung mindestens einer leuchtstofflampe
DE102009004852A1 (de) * 2009-01-16 2010-07-29 Osram Gesellschaft mit beschränkter Haftung Detektorschaltung und Verfahren zur Ansteuerung einer Leuchtstofflampe
DE102009004851A1 (de) 2009-01-16 2010-07-29 Osram Gesellschaft mit beschränkter Haftung Detektorschaltung und Verfahren zur Ansteuerung einer Leuchtstofflampe
CO6530147A1 (es) * 2011-09-23 2012-09-28 Panacea Quantum Leap Technology Llc Balaso electrónico
MX2016001416A (es) * 2013-07-30 2016-08-18 Gen Electric Circuito de proteccion de termino de vida de lampara t5.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06215886A (ja) * 1993-01-14 1994-08-05 Matsushita Electric Works Ltd 電源装置
US5475284A (en) * 1994-05-03 1995-12-12 Osram Sylvania Inc. Ballast containing circuit for measuring increase in DC voltage component
US5883473A (en) * 1997-12-03 1999-03-16 Motorola Inc. Electronic Ballast with inverter protection circuit
DE19837728A1 (de) * 1998-08-20 2000-02-24 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer Entladungslampe
US5969482A (en) * 1998-11-30 1999-10-19 Philips Electronics North America Corporation Circuit arrangement for operating a discharge lamp including real power sensing using a single quadrant multiplier
US6362575B1 (en) * 2000-11-16 2002-03-26 Philips Electronics North America Corporation Voltage regulated electronic ballast for multiple discharge lamps
WO2003041457A1 (en) * 2001-11-07 2003-05-15 Koninklijke Philips Electronics N.V. Ballast circuit arrangement for operating a discharge lamp with end of lamp life detection
DE10163033A1 (de) * 2001-12-20 2003-07-03 Tridonicatco Gmbh & Co Kg Elektronisches Vorschaltgerät mit Überwachungsschaltung zum Erkennen des in einer Gasentladungslampe auftretenden Gleichrichteffekts

Also Published As

Publication number Publication date
CN101171888A (zh) 2008-04-30
EP1878321B1 (de) 2010-04-07
CN101171888B (zh) 2011-01-05
EP1878321A1 (de) 2008-01-16
US7902764B2 (en) 2011-03-08
US20090121639A1 (en) 2009-05-14
WO2006117809A1 (en) 2006-11-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition