DE60002269D1 - Schaltung für Gasentladungslampe - Google Patents

Schaltung für Gasentladungslampe

Info

Publication number
DE60002269D1
DE60002269D1 DE60002269T DE60002269T DE60002269D1 DE 60002269 D1 DE60002269 D1 DE 60002269D1 DE 60002269 T DE60002269 T DE 60002269T DE 60002269 T DE60002269 T DE 60002269T DE 60002269 D1 DE60002269 D1 DE 60002269D1
Authority
DE
Germany
Prior art keywords
circuit
discharge lamp
gas discharge
lamp
gas
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 - Lifetime
Application number
DE60002269T
Other languages
English (en)
Other versions
DE60002269T2 (de
Inventor
Shinichi Suzuki
Koichiro Suzuki
Masayuki Ota
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.)
Minebea Co Ltd
Original Assignee
Minebea 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 Minebea Co Ltd filed Critical Minebea Co Ltd
Application granted granted Critical
Publication of DE60002269D1 publication Critical patent/DE60002269D1/de
Publication of DE60002269T2 publication Critical patent/DE60002269T2/de
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
    • H05B41/282—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
    • H05B41/2821—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 single-switch converter or a parallel push-pull converter in the final stage
    • H05B41/2824—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 single-switch converter or a parallel push-pull converter in the final stage using control circuits for the switching element
    • 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
    • Y10S315/04—Dimming circuit for fluorescent lamps
    • 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
DE60002269T 1999-08-20 2000-02-10 Schaltung für Gasentladungslampe Expired - Lifetime DE60002269T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23390699A JP3932406B2 (ja) 1999-08-20 1999-08-20 冷陰極放電ランプ点灯回路

Publications (2)

Publication Number Publication Date
DE60002269D1 true DE60002269D1 (de) 2003-05-28
DE60002269T2 DE60002269T2 (de) 2003-11-06

Family

ID=16962449

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60002269T Expired - Lifetime DE60002269T2 (de) 1999-08-20 2000-02-10 Schaltung für Gasentladungslampe

Country Status (4)

Country Link
US (1) US6281639B1 (de)
EP (1) EP1079670B1 (de)
JP (1) JP3932406B2 (de)
DE (1) DE60002269T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6420838B1 (en) * 2001-03-08 2002-07-16 Peter W. Shackle Fluorescent lamp ballast with integrated circuit
JP3963098B2 (ja) * 2001-07-13 2007-08-22 ソニー株式会社 ランプ点灯装置及びこれを用いたプロジェクタ
JP3096242U (ja) * 2003-03-04 2003-09-12 船井電機株式会社 テレビ受像機および冷陰極管調光装置
DE202004005184U1 (de) * 2004-03-30 2005-08-18 Ruppel, Stefan Lampe mit einer Kaltkathodenröhre
JP2007128713A (ja) * 2005-11-02 2007-05-24 Minebea Co Ltd 放電灯点灯装置
CN113765464A (zh) * 2020-05-28 2021-12-07 广东美的暖通设备有限公司 电压转换装置、电机控制系统和空调器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210846A (en) * 1978-12-05 1980-07-01 Lutron Electronics Co., Inc. Inverter circuit for energizing and dimming gas discharge lamps
US4356432A (en) * 1981-02-25 1982-10-26 Exxon Research And Engineering Co. Solid state power switch for gas discharge lamps
JP2587718B2 (ja) 1990-10-01 1997-03-05 株式会社小糸製作所 車輌用放電灯の点灯回路
US5430641A (en) * 1992-04-27 1995-07-04 Dell Usa, L.P. Synchronously switching inverter and regulator
US5272327A (en) * 1992-05-26 1993-12-21 Compaq Computer Corporation Constant brightness liquid crystal display backlight control system
US5420779A (en) * 1993-03-04 1995-05-30 Dell Usa, L.P. Inverter current load detection and disable circuit
US6011360A (en) * 1997-02-13 2000-01-04 Philips Electronics North America Corporation High efficiency dimmable cold cathode fluorescent lamp ballast

Also Published As

Publication number Publication date
JP2001057297A (ja) 2001-02-27
JP3932406B2 (ja) 2007-06-20
EP1079670B1 (de) 2003-04-23
US6281639B1 (en) 2001-08-28
EP1079670A1 (de) 2001-02-28
DE60002269T2 (de) 2003-11-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition