DE69920087D1 - Gerät zum Betreiben einer Entladungslampe - Google Patents

Gerät zum Betreiben einer Entladungslampe

Info

Publication number
DE69920087D1
DE69920087D1 DE69920087T DE69920087T DE69920087D1 DE 69920087 D1 DE69920087 D1 DE 69920087D1 DE 69920087 T DE69920087 T DE 69920087T DE 69920087 T DE69920087 T DE 69920087T DE 69920087 D1 DE69920087 D1 DE 69920087D1
Authority
DE
Germany
Prior art keywords
operating
discharge lamp
lamp
discharge
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
DE69920087T
Other languages
English (en)
Other versions
DE69920087T2 (de
Inventor
Satoshi Kominami
Koji Miyazaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69920087D1 publication Critical patent/DE69920087D1/de
Publication of DE69920087T2 publication Critical patent/DE69920087T2/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
    • H05B41/288—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 without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
    • H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
    • H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal 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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge 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
DE69920087T 1998-03-18 1999-03-17 Gerät zum Betreiben einer Entladungslampe Expired - Fee Related DE69920087T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP06805898A JP4024374B2 (ja) 1998-03-18 1998-03-18 放電ランプ点灯装置
JP6805898 1998-03-18

Publications (2)

Publication Number Publication Date
DE69920087D1 true DE69920087D1 (de) 2004-10-21
DE69920087T2 DE69920087T2 (de) 2005-01-20

Family

ID=13362815

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69920087T Expired - Fee Related DE69920087T2 (de) 1998-03-18 1999-03-17 Gerät zum Betreiben einer Entladungslampe

Country Status (6)

Country Link
US (1) US6147461A (de)
EP (1) EP0944294B1 (de)
JP (1) JP4024374B2 (de)
KR (1) KR100333997B1 (de)
CN (1) CN1146306C (de)
DE (1) DE69920087T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE252309T1 (de) * 1998-12-17 2003-11-15 Koninkl Philips Electronics Nv Schaltungsanordnung
FR2799062B1 (fr) * 1999-09-27 2001-12-21 Valeo Vision Perfectionnements a la commande de l'alimentation de lampes a decharge notamment de projecteur de vehicule automobile
US6476566B2 (en) 2000-12-27 2002-11-05 Infocus Systems, Inc. Method and apparatus for canceling ripple current in a lamp
US6621576B2 (en) 2001-05-22 2003-09-16 Xerox Corporation Color imager bar based spectrophotometer for color printer color control system
US6788007B2 (en) * 2001-12-21 2004-09-07 Koninklijke Philips Electronics N.V. Use of arc straightening in HID lamps operated at VHF frequencies
KR100453712B1 (ko) * 2002-10-15 2004-10-22 학교법인 유한학원 메탈 할라이드 램프용 고주파 전자식 안정기의 다중 변조구동 방법 및 장치
CN1739300B (zh) 2003-01-15 2010-04-28 皇家飞利浦电子股份有限公司 基于视频信号表示视频图像的装置
US6924604B2 (en) * 2003-09-25 2005-08-02 Osram Sylvania Inc. Method of operating a discharge lamp system and a discharge lamp system using a combination radial and longitudinal acoustic mode to reduce vertical segregation
JP2007115660A (ja) * 2005-09-22 2007-05-10 Toshiba Lighting & Technology Corp 高圧放電ランプ点灯装置及び照明装置
DE102009016579A1 (de) * 2009-04-06 2010-10-14 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung und Verfahren zum Betreiben einer Hochdruckentladungslampe
US8358083B2 (en) * 2009-12-18 2013-01-22 Osram Sylvania Inc. System and method including self oscillating feedback for acoustic operation of a discharge lamp
GB2584468A (en) * 2019-06-05 2020-12-09 Animal Dynamics Ltd A motor drive signal generator

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3189602B2 (ja) * 1994-11-25 2001-07-16 松下電器産業株式会社 放電ランプ点灯装置
JP3189609B2 (ja) * 1994-11-18 2001-07-16 松下電器産業株式会社 放電ランプ点灯装置
US4983889A (en) * 1989-05-15 1991-01-08 General Electric Company Discharge lamp using acoustic resonant oscillations to ensure high efficiency
US5198727A (en) * 1990-02-20 1993-03-30 General Electric Company Acoustic resonance operation of xenon-metal halide lamps on unidirectional current
DE4317368A1 (de) * 1993-05-25 1994-12-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren zum Betrieb einer Hochdruckentladungslampe
JP3189641B2 (ja) * 1995-08-24 2001-07-16 松下電器産業株式会社 放電ランプ点灯装置
KR100389170B1 (ko) * 1994-11-18 2003-10-11 마츠시타 덴끼 산교 가부시키가이샤 방전램프점등장치
JP3201981B2 (ja) * 1996-08-22 2001-08-27 松下電器産業株式会社 放電ランプ点灯装置及び方法
KR100294371B1 (ko) * 1996-08-22 2001-09-17 모리시타 요이찌 방전램프점등장치 및 방법

Also Published As

Publication number Publication date
EP0944294B1 (de) 2004-09-15
CN1234720A (zh) 1999-11-10
CN1146306C (zh) 2004-04-14
JP4024374B2 (ja) 2007-12-19
US6147461A (en) 2000-11-14
JPH11265795A (ja) 1999-09-28
DE69920087T2 (de) 2005-01-20
EP0944294A3 (de) 2001-04-25
KR100333997B1 (ko) 2002-04-24
EP0944294A2 (de) 1999-09-22
KR19990078014A (ko) 1999-10-25

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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