DE69828484D1 - Entladungslampe und beleuchtungsvorrichtung - Google Patents

Entladungslampe und beleuchtungsvorrichtung

Info

Publication number
DE69828484D1
DE69828484D1 DE69828484T DE69828484T DE69828484D1 DE 69828484 D1 DE69828484 D1 DE 69828484D1 DE 69828484 T DE69828484 T DE 69828484T DE 69828484 T DE69828484 T DE 69828484T DE 69828484 D1 DE69828484 D1 DE 69828484D1
Authority
DE
Germany
Prior art keywords
lighting device
discharge lamp
lamp
discharge
lighting
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
DE69828484T
Other languages
English (en)
Other versions
DE69828484T2 (de
Inventor
Masahiko Kamata
Tsutomu Kakitani
Keiichi Shimizu
Keiji Takahashi
Fuminori Nakaya
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.)
Toshiba Lighting and Technology Corp
Original Assignee
Toshiba Lighting and Technology Corp
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
Priority claimed from JP10001897A external-priority patent/JP4000618B2/ja
Priority claimed from JP10001997A external-priority patent/JP3965718B2/ja
Application filed by Toshiba Lighting and Technology Corp filed Critical Toshiba Lighting and Technology Corp
Application granted granted Critical
Publication of DE69828484D1 publication Critical patent/DE69828484D1/de
Publication of DE69828484T2 publication Critical patent/DE69828484T2/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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • 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
    • 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
    • H05B41/282—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
    • H05B41/285—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2851—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2855—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating 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
    • Y10S315/04—Dimming circuit for fluorescent lamps
DE69828484T 1997-04-17 1998-04-17 Entladungslampe und beleuchtungsvorrichtung Expired - Fee Related DE69828484T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP10001897A JP4000618B2 (ja) 1997-04-17 1997-04-17 放電ランプ点灯装置および照明装置
JP10001997 1997-04-17
JP10001997A JP3965718B2 (ja) 1997-04-17 1997-04-17 放電ランプ点灯装置および照明装置
JP10001897 1997-04-17
PCT/JP1998/001761 WO1998047323A1 (fr) 1997-04-17 1998-04-17 Piece d'eclairage a lampe a decharge et dispositif de commande d'eclairage

Publications (2)

Publication Number Publication Date
DE69828484D1 true DE69828484D1 (de) 2005-02-10
DE69828484T2 DE69828484T2 (de) 2005-08-25

Family

ID=26441118

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69828484T Expired - Fee Related DE69828484T2 (de) 1997-04-17 1998-04-17 Entladungslampe und beleuchtungsvorrichtung

Country Status (7)

Country Link
US (1) US6177768B1 (de)
EP (1) EP0926928B1 (de)
KR (1) KR20000016745A (de)
CN (1) CN1159952C (de)
DE (1) DE69828484T2 (de)
HK (1) HK1022590A1 (de)
WO (1) WO1998047323A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6414447B1 (en) 1999-04-16 2002-07-02 Toshiba Lighting & Technology Corporation Discharge lamp lighting device and illuminating device
DE19941437A1 (de) * 1999-08-30 2001-03-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer Entladungslampe
FI107111B (fi) * 1999-09-27 2001-05-31 Teknoware Oy Loisteputken jäljellä olevan käyttöajan määrittäminen
JP3401236B2 (ja) * 2000-08-29 2003-04-28 松下電器産業株式会社 電球形蛍光ランプ
WO2002035894A1 (en) * 2000-10-27 2002-05-02 Koninklijke Philips Electronics N.V. Circuit arrangement
WO2002049398A1 (en) * 2000-12-15 2002-06-20 Koninklijke Philips Electronics N.V. Ballast and method of feeding a fluorescent lamp
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
DE10209619A1 (de) * 2002-03-05 2003-09-25 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Betriebsschaltung für Entladungslampe mit EOL-Früherkennung
JP2004063447A (ja) * 2002-06-05 2004-02-26 Toshiba Lighting & Technology Corp 放電灯点灯装置および照明装置
TW528917B (en) * 2002-08-09 2003-04-21 Benq Corp Device and method for determining the remaining usage life of projection lamp of projector
CN100356820C (zh) * 2002-12-25 2007-12-19 飞宏电子（上海）有限公司 荧光灯寿命终止保护电路
NL1022296C2 (nl) * 2003-01-02 2004-07-05 Nedap Nv Methode om meerdere gasontladingslampen uit één DC-AC-converter te voeden, en een elektronisch voorschakelapparaat, dat gebruik maakt van deze methode.
KR100572140B1 (ko) * 2003-12-12 2006-04-24 주식회사 엘에스텍 직하형 백라이트 장치
KR100567594B1 (ko) * 2003-12-18 2006-04-04 주식회사 엘에스텍 액정 디스플레이용 백라이트 장치
GB0330019D0 (en) * 2003-12-24 2004-01-28 Powell David J Apparatus and method for controlling discharge lights
TWM265641U (en) * 2004-06-09 2005-05-21 Rilite Corportation Double shielded electroluminescent panel
JP4665480B2 (ja) * 2004-10-26 2011-04-06 パナソニック電工株式会社 放電灯点灯装置、照明器具、および照明システム
CN100426056C (zh) * 2005-08-26 2008-10-15 鸿富锦精密工业（深圳）有限公司 多灯管驱动系统及方法
WO2007126737A2 (en) * 2006-04-03 2007-11-08 Ceelite Llc Constant brightness control for electro-luminescent lamp
US7615940B2 (en) 2006-06-30 2009-11-10 Intersil Americas Inc. Gate driver topology for maximum load efficiency
US8143795B2 (en) * 2006-11-09 2012-03-27 Osram Ag Circuit arrangement for firing a discharge lamp
JP2008123979A (ja) * 2006-11-13 2008-05-29 Tabuchi Electric Co Ltd 放電灯点灯装置
DE102007054805A1 (de) * 2007-11-16 2009-05-20 Tridonicatco Schweiz Ag Schaltungsanordnung zum Betreiben von Gasentladungslampen, bspw. HID-Lampen
US7839094B2 (en) 2008-05-02 2010-11-23 General Electric Company Voltage fed programmed start ballast
US8482213B1 (en) 2009-06-29 2013-07-09 Panasonic Corporation Electronic ballast with pulse detection circuit for lamp end of life and output short protection
US8084949B2 (en) * 2009-07-09 2011-12-27 General Electric Company Fluorescent ballast with inherent end-of-life protection
PL218353B1 (pl) * 2009-12-10 2014-11-28 Azo Digital Spółka Z Ograniczoną Odpowiedzialnością Sposób sterowania wysokoprężnej lampy wyładowczej i układ zasilania wysokoprężnej lampy wyładowczej
US8878461B2 (en) * 2011-06-30 2014-11-04 Applied Materials, Inc. Lamp failure detector
US8947020B1 (en) 2011-11-17 2015-02-03 Universal Lighting Technologies, Inc. End of life control for parallel lamp ballast
CN109490767B (zh) * 2018-11-05 2021-08-27 浙江大华技术股份有限公司 气体灯开关器件短路检测电路、方法、装置及存储介质

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4053813A (en) * 1976-03-01 1977-10-11 General Electric Company Discharge lamp ballast with resonant starting
JPS5425426A (en) * 1977-07-27 1979-02-26 Toshiba Electric Equip Power supply
JPS61218095A (ja) * 1985-03-25 1986-09-27 松下電工株式会社 放電灯点灯装置
JPS61273897A (ja) * 1985-05-29 1986-12-04 日立照明株式会社 放電灯安定器
JP2817137B2 (ja) * 1988-03-09 1998-10-27 東芝ライテック株式会社 放電灯点灯装置
JPH01294398A (ja) * 1988-05-20 1989-11-28 Toshiba Lighting & Technol Corp 放電灯点灯装置
JPH0265096A (ja) * 1988-08-30 1990-03-05 Toshiba Lighting & Technol Corp 放電灯点灯装置
US4943886A (en) * 1989-02-10 1990-07-24 Etta Industries, Inc. Circuitry for limiting current between power inverter output terminals and ground
JPH03138894A (ja) * 1989-10-23 1991-06-13 Nissan Motor Co Ltd 放電灯点灯装置
JPH05506740A (ja) * 1990-02-12 1993-09-30 エッタ　インダストリーズ，インコーポレーテッド ガス放電ランプの駆動及び制御のための回路と方法
US5585694A (en) * 1990-12-04 1996-12-17 North American Philips Corporation Low pressure discharge lamp having sintered "cold cathode" discharge electrodes
JPH05135895A (ja) * 1990-12-30 1993-06-01 Toshiba Lighting & Technol Corp 放電灯点灯装置および照明器具
DE69205885T2 (de) * 1991-05-15 1996-06-13 Matsushita Electric Works Ltd Apparat für den Betrieb von Entladungslampen.
US5309062A (en) * 1992-05-20 1994-05-03 Progressive Technology In Lighting, Inc. Three-way compact fluorescent lamp system utilizing an electronic ballast having a variable frequency oscillator
JP3026681B2 (ja) * 1992-06-30 2000-03-27 三洋電機株式会社 蛍光灯制御装置
US5563473A (en) * 1992-08-20 1996-10-08 Philips Electronics North America Corp. Electronic ballast for operating lamps in parallel
JP2750072B2 (ja) * 1993-07-27 1998-05-13 松下電工株式会社 電力変換装置
JPH07130486A (ja) * 1993-11-01 1995-05-19 Matsushita Electric Works Ltd 放電灯点灯装置
DE4406083A1 (de) * 1994-02-24 1995-08-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb mindestens einer Niederdruckentladungslampe
ATE194749T1 (de) * 1994-04-15 2000-07-15 Knobel Lichttech Vorschaltgerät mit lampenwechselerkennung für entladungslampen
JPH08102383A (ja) * 1994-09-30 1996-04-16 Toshiba Lighting & Technol Corp 放電灯点灯装置および照明装置
JPH08273869A (ja) * 1995-03-31 1996-10-18 Matsushita Electric Works Ltd 放電灯点灯装置
US5677602A (en) * 1995-05-26 1997-10-14 Paul; Jon D. High efficiency electronic ballast for high intensity discharge lamps
US5739645A (en) * 1996-05-10 1998-04-14 Philips Electronics North America Corporation Electronic ballast with lamp flash protection circuit

Also Published As

Publication number Publication date
DE69828484T2 (de) 2005-08-25
EP0926928A4 (de) 2002-04-10
EP0926928B1 (de) 2005-01-05
US6177768B1 (en) 2001-01-23
CN1159952C (zh) 2004-07-28
KR20000016745A (ko) 2000-03-25
CN1229568A (zh) 1999-09-22
EP0926928A1 (de) 1999-06-30
HK1022590A1 (en) 2000-08-11
WO1998047323A1 (fr) 1998-10-22

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee