DE3277055D1 - Electronic ballast for a discharge lamp - Google Patents

Electronic ballast for a discharge lamp

Info

Publication number
DE3277055D1
DE3277055D1 DE8282108212T DE3277055T DE3277055D1 DE 3277055 D1 DE3277055 D1 DE 3277055D1 DE 8282108212 T DE8282108212 T DE 8282108212T DE 3277055 T DE3277055 T DE 3277055T DE 3277055 D1 DE3277055 D1 DE 3277055D1
Authority
DE
Germany
Prior art keywords
discharge lamp
electronic ballast
ballast
electronic
lamp
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
Application number
DE8282108212T
Other languages
English (en)
Inventor
Martti Sairanen
Matti Virta
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.)
Helvar Oy AB
Original Assignee
Helvar Oy AB
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 FI812930A external-priority patent/FI63148C/fi
Priority claimed from FI820095A external-priority patent/FI63147C/fi
Priority claimed from FI820094A external-priority patent/FI63146C/fi
Application filed by Helvar Oy AB filed Critical Helvar Oy AB
Application granted granted Critical
Publication of DE3277055D1 publication Critical patent/DE3277055D1/de
Expired 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
    • H05B41/282—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
    • H05B41/2825—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 by means of a bridge converter in the final stage
    • H05B41/2827—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 by means of a bridge converter in the final stage using specially adapted components in the load circuit, e.g. feed-back transformers, piezoelectric transformers; using specially adapted load circuit configurations
    • 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
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3925—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by frequency variation
    • 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
    • Y10S315/01—Fluorescent lamp circuits with more than two principle electrodes
DE8282108212T 1981-09-18 1982-09-07 Electronic ballast for a discharge lamp Expired DE3277055D1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FI812930A FI63148C (fi) 1981-09-18 1981-09-18 Elektroniskt foerkopplingsdon foer urladdningslampa
FI813298 1981-10-21
FI820095A FI63147C (fi) 1981-09-18 1982-01-12 Elektroniskt foerkopplingsdon foer urladdningslampa
FI820094A FI63146C (fi) 1982-01-12 1982-01-12 Foerfarande foer reglering av en urladdningslampas ljusnivao och en elektronisk naetanslutningsanordning foer foerverkligande av foerfarandet

Publications (1)

Publication Number Publication Date
DE3277055D1 true DE3277055D1 (en) 1987-09-24

Family

ID=27444072

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8282108212T Expired DE3277055D1 (en) 1981-09-18 1982-09-07 Electronic ballast for a discharge lamp

Country Status (12)

Country Link
US (1) US4553070A (de)
EP (1) EP0075176B1 (de)
AU (1) AU555174B2 (de)
BR (1) BR8205501A (de)
CA (1) CA1188725A (de)
DE (1) DE3277055D1 (de)
ES (1) ES516657A0 (de)
GB (1) GB2106339B (de)
HU (1) HU188204B (de)
IL (1) IL66736A (de)
MX (1) MX151624A (de)
PH (1) PH21846A (de)

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US4945278A (en) * 1988-09-20 1990-07-31 Loong-Tun Chang Fluorescent tube power supply
DE3841227A1 (de) * 1988-12-07 1990-06-13 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum betrieb einer niederdruckentladungslampe
US4987347A (en) * 1989-03-08 1991-01-22 General Electric Company Lamp driver circuit
WO1990011672A1 (en) * 1989-03-27 1990-10-04 Toshiba Lighting & Technology Corporation Device for lighting a discharge lamp
GB8908544D0 (en) * 1989-04-14 1989-06-01 Emi Plc Thorn Ballast circuits for discharge lamps
DE69017940T2 (de) * 1989-04-28 1995-11-16 Philips Electronics Nv Wechselrichter zum Speisen zweier Gas und / oder Dampfentladungslampen.
US5001400A (en) * 1989-10-12 1991-03-19 Nilssen Ole K Power factor correction in electronic ballasts
KR920001705Y1 (ko) * 1990-01-19 1992-03-09 이상우 형광등의 점등장치
JP2929635B2 (ja) * 1990-01-31 1999-08-03 東芝ライテック株式会社 電源回路
IL93265A0 (en) * 1990-02-04 1990-11-29 Gaash Lighting Ind Electronic ballast for gas discharge lamp
GB9013819D0 (en) * 1990-06-21 1990-08-15 Nada Electronics Ltd Resonant inverter
US5173643A (en) * 1990-06-25 1992-12-22 Lutron Electronics Co., Inc. Circuit for dimming compact fluorescent lamps
EP0477587A1 (de) * 1990-09-05 1992-04-01 Matsushita Electric Industrial Co., Ltd. Stromversorgungsapparat
US5172033A (en) * 1990-09-14 1992-12-15 U. S. Philips Corporation Discharge lamp operating inverter circuit with electric dimmer utilizing frequency control of the inverter
US5142202A (en) * 1991-08-26 1992-08-25 Gte Products Corporation Starting and operating circuit for arc discharge lamp
US5262699A (en) * 1991-08-26 1993-11-16 Gte Products Corporation Starting and operating circuit for arc discharge lamp
US5220247A (en) * 1992-03-31 1993-06-15 Moisin Mihail S Circuit for driving a gas discharge lamp load
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
US5291101A (en) * 1992-07-28 1994-03-01 Micro Technology, Inc. Electronic ballast for a discharge lamp with current sensing
FI89548C (fi) * 1992-09-18 1993-10-11 Helvar Oy Elektronisk kopplingsanordning foer urladdningslampa
DE4238409A1 (de) * 1992-11-13 1994-05-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb von Niederdruckentladungslampen
FR2700434B1 (fr) * 1993-01-12 1995-07-07 De Mere Henri Edouard Courier Ballast electronique perfectionne.
US5495149A (en) * 1993-05-20 1996-02-27 Matsushita Electric Works, Ltd. Power supply
US5517089A (en) * 1993-10-28 1996-05-14 Abbott Laboratories Regulated electroluminescent panel power supply
DE9318071U1 (de) * 1993-11-25 1995-03-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum Betrieb einer Niederdruckentladungslampe an einer Niedervolt-Spannungsquelle
US5493181A (en) * 1994-03-22 1996-02-20 Energy Savings, Inc. Capacitive lamp out detector
US5568373A (en) * 1994-07-28 1996-10-22 Small; Kenneth T. Tolerant power converter
US5608295A (en) * 1994-09-02 1997-03-04 Valmont Industries, Inc. Cost effective high performance circuit for driving a gas discharge lamp load
US5606222A (en) * 1994-12-29 1997-02-25 Philips Electronics North America Corporation Lighting system with a device for reducing system wattage
GB9600982D0 (en) * 1996-01-18 1996-03-20 Central Research Lab Ltd An oscillator
DE19709545A1 (de) * 1997-03-07 1998-09-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltsteuerung einer Betriebsschaltung
US5949197A (en) * 1997-06-30 1999-09-07 Everbrite, Inc. Apparatus and method for dimming a gas discharge lamp
JP3829507B2 (ja) 1997-12-12 2006-10-04 松下電工株式会社 電子バラストおよびｈｉｄランプ制御回路
IL126967A (en) * 1998-11-09 2002-09-12 Lightech Electronics Ind Ltd Electronic transformer for lighting
US6084362A (en) * 1999-01-19 2000-07-04 Chao; Wen-Shin Electronic ballast capable of linear and stepless light regulation
KR100375696B1 (ko) * 1999-07-26 2003-03-28 주식회사 레스텍 방전등용 안정기
JP3947895B2 (ja) 2000-02-24 2007-07-25 株式会社日立製作所 照明装置用点灯装置
US6831423B2 (en) 2003-03-28 2004-12-14 General Electric Company High Q impedance matching inverter circuit with automatic line regulation
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Also Published As

Publication number Publication date
BR8205501A (pt) 1983-08-23
AU8477782A (en) 1983-03-24
ES8401817A1 (es) 1984-01-01
HU188204B (en) 1986-03-28
EP0075176B1 (de) 1987-08-19
CA1188725A (en) 1985-06-11
AU555174B2 (en) 1986-09-18
GB2106339A (en) 1983-04-07
ES516657A0 (es) 1984-01-01
US4553070A (en) 1985-11-12
EP0075176A3 (en) 1984-05-23
EP0075176A2 (de) 1983-03-30
IL66736A (en) 1988-01-31
GB2106339B (en) 1985-09-04
MX151624A (es) 1985-01-14
IL66736A0 (en) 1982-12-31
PH21846A (en) 1988-03-17

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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