DE69911493D1 - Beleuchtungssystem einer Entladungslampe mit Überstromschutz für die Schalter eines Wechselrichters - Google Patents

Beleuchtungssystem einer Entladungslampe mit Überstromschutz für die Schalter eines Wechselrichters

Info

Publication number
DE69911493D1
DE69911493D1 DE69911493T DE69911493T DE69911493D1 DE 69911493 D1 DE69911493 D1 DE 69911493D1 DE 69911493 T DE69911493 T DE 69911493T DE 69911493 T DE69911493 T DE 69911493T DE 69911493 D1 DE69911493 D1 DE 69911493D1
Authority
DE
Germany
Prior art keywords
inverter
switches
discharge lamp
lighting system
overcurrent protection
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.)
Expired - Fee Related
Application number
DE69911493T
Other languages
English (en)
Other versions
DE69911493T2 (de
Inventor
Masaki Kanazawa
Hironobu Sou
Hideki Nakamichi
Nanjou Aoike
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.)
Sanken Electric Co Ltd
Original Assignee
Sanken Electric Co Ltd
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 Sanken Electric Co Ltd filed Critical Sanken Electric Co Ltd
Publication of DE69911493D1 publication Critical patent/DE69911493D1/de
Application granted granted Critical
Publication of DE69911493T2 publication Critical patent/DE69911493T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
DE69911493T 1998-02-26 1999-02-22 Beleuchtungssystem einer Entladungslampe mit Überstromschutz für die Schalter eines Wechselrichters Expired - Fee Related DE69911493T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10062262A JP2933077B1 (ja) 1998-02-26 1998-02-26 放電灯点灯装置
JP6226298 1998-02-26

Publications (2)

Publication Number Publication Date
DE69911493D1 true DE69911493D1 (de) 2003-10-30
DE69911493T2 DE69911493T2 (de) 2004-07-08

Family

ID=13195069

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69911493T Expired - Fee Related DE69911493T2 (de) 1998-02-26 1999-02-22 Beleuchtungssystem einer Entladungslampe mit Überstromschutz für die Schalter eines Wechselrichters

Country Status (4)

Country Link
US (1) US6121731A (de)
EP (1) EP0948243B1 (de)
JP (1) JP2933077B1 (de)
DE (1) DE69911493T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7592753B2 (en) 1999-06-21 2009-09-22 Access Business Group International Llc Inductively-powered gas discharge lamp circuit
US6137234A (en) * 1999-10-18 2000-10-24 U.S. Philips Corporation Circuit arrangement
JP3369535B2 (ja) 1999-11-09 2003-01-20 松下電器産業株式会社 プラズマディスプレイ装置
JP2003257688A (ja) * 2001-12-28 2003-09-12 Toshiba Lighting & Technology Corp 放電ランプ点灯装置及び照明器具
DE10221450A1 (de) * 2002-05-15 2003-11-27 Philips Intellectual Property Schaltungsanordnung für einen resonanten Konverter und Verfahren zu dessen Betrieb
CA2488768A1 (en) * 2003-12-03 2005-06-03 Universal Lighting Technologies, Inc. Lossless circuit for sampling of lamp voltage
MXPA04012082A (es) * 2003-12-03 2005-07-01 Universal Lighting Tech Inc Balastra electronica con precalentamiento y encendido de lamapra adaptativos.
TWI258322B (en) * 2003-12-17 2006-07-11 Toshiba Lighting & Technology Lighting apparatus for discharge lamp and illumination appliance
US7560867B2 (en) * 2006-10-17 2009-07-14 Access Business Group International, Llc Starter for a gas discharge light source
US7821208B2 (en) 2007-01-08 2010-10-26 Access Business Group International Llc Inductively-powered gas discharge lamp circuit
JP5497450B2 (ja) * 2007-01-08 2014-05-21 アクセス ビジネス グループ インターナショナル リミテッド ライアビリティ カンパニー 誘導駆動ガス放電ランプ回路
US8058811B2 (en) * 2007-03-26 2011-11-15 International Rectifier Corporation HID lamp ballast circuit
ITMI20082356A1 (it) * 2008-12-30 2010-06-30 St Microelectronics Srl Controllo di un sistema a commutazione risonante con monitoraggio della corrente di lavoro in una finestra di osservazione
US9685867B2 (en) 2014-08-22 2017-06-20 Stmicroelectronics International N.V. Electrical power supply
JP6650626B2 (ja) * 2015-03-13 2020-02-19 パナソニックＩｐマネジメント株式会社 非接触給電装置および非接触給電システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5111118A (en) * 1988-07-15 1992-05-05 North American Philips Corporation Fluorescent lamp controllers
EP0359860A1 (de) * 1988-09-23 1990-03-28 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Betreiben mindestens einer Gasentladungslampe
US5003230A (en) * 1989-05-26 1991-03-26 North American Philips Corporation Fluorescent lamp controllers with dimming control
US5574335A (en) * 1994-08-02 1996-11-12 Osram Sylvania Inc. Ballast containing protection circuit for detecting rectification of arc discharge lamp
US5798616A (en) * 1995-04-06 1998-08-25 Minebea Co., Ltd. Fluorescent lamp circuit employing both a step-up chopper and an inverter
US5804924A (en) * 1995-07-26 1998-09-08 Matsushita Electric Works, Ltd. Discharge lamp with two voltage levels
US5636111A (en) * 1996-03-26 1997-06-03 The Genlyte Group Incorporated Ballast shut-down circuit responsive to an unbalanced load condition in a single lamp ballast or in either lamp of a two-lamp ballast
US5739645A (en) * 1996-05-10 1998-04-14 Philips Electronics North America Corporation Electronic ballast with lamp flash protection circuit
US5729096A (en) * 1996-07-24 1998-03-17 Motorola Inc. Inverter protection method and protection circuit for fluorescent lamp preheat ballasts

Also Published As

Publication number Publication date
JPH11251083A (ja) 1999-09-17
EP0948243A3 (de) 2000-12-06
JP2933077B1 (ja) 1999-08-09
DE69911493T2 (de) 2004-07-08
EP0948243B1 (de) 2003-09-24
EP0948243A2 (de) 1999-10-06
US6121731A (en) 2000-09-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee