DE69715339D1 - Vorschaltgerät - Google Patents
VorschaltgerätInfo
- Publication number
- DE69715339D1 DE69715339D1 DE69715339T DE69715339T DE69715339D1 DE 69715339 D1 DE69715339 D1 DE 69715339D1 DE 69715339 T DE69715339 T DE 69715339T DE 69715339 T DE69715339 T DE 69715339T DE 69715339 D1 DE69715339 D1 DE 69715339D1
- Authority
- DE
- Germany
- Prior art keywords
- ballast
- 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
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
-
- 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
- H05B41/2856—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against internal abnormal circuit 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
- H05B41/36—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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/642,318 US5696431A (en) | 1996-05-03 | 1996-05-03 | Inverter driving scheme for capacitive mode protection |
PCT/IB1997/000434 WO1997042794A1 (en) | 1996-05-03 | 1997-04-24 | Ballast |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69715339D1 true DE69715339D1 (de) | 2002-10-17 |
DE69715339T2 DE69715339T2 (de) | 2003-05-15 |
Family
ID=24576100
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69715339T Expired - Fee Related DE69715339T2 (de) | 1996-05-03 | 1997-04-24 | Vorschaltgerät |
Country Status (7)
Country | Link |
---|---|
US (1) | US5696431A (de) |
EP (1) | EP0836792B1 (de) |
JP (1) | JP3958368B2 (de) |
CN (1) | CN1137607C (de) |
DE (1) | DE69715339T2 (de) |
TW (1) | TW330015U (de) |
WO (1) | WO1997042794A1 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10284267A (ja) * | 1997-04-03 | 1998-10-23 | Mitsubishi Electric Corp | 発光制御装置 |
JPH10284266A (ja) * | 1997-04-03 | 1998-10-23 | Mitsubishi Electric Corp | 発光制御装置 |
US6020689A (en) * | 1997-04-10 | 2000-02-01 | Philips Electronics North America Corporation | Anti-flicker scheme for a fluorescent lamp ballast driver |
US5869937A (en) * | 1997-12-17 | 1999-02-09 | Motorola Inc. | High efficiency electronic ballast |
ATE220849T1 (de) * | 1997-12-23 | 2002-08-15 | Tridonicatco Gmbh & Co Kg | Elektronisches vorschaltgerät |
US6133697A (en) * | 1998-05-11 | 2000-10-17 | Mitsubishi Denki Kabushiki Kaisha | Dimming apparatus for fluorescent lamps |
US6191966B1 (en) * | 1999-12-20 | 2001-02-20 | Texas Instruments Incorporated | Phase current sensor using inverter leg shunt resistor |
ATE298496T1 (de) * | 2000-04-10 | 2005-07-15 | Koninkl Philips Electronics Nv | Leistungswandler mit einer steuerschaltung |
KR100801773B1 (ko) * | 2000-04-10 | 2008-02-05 | 엔엑스피 비 브이 | 에너지 변환기 |
WO2001098853A1 (en) * | 2000-06-19 | 2001-12-27 | International Rectifier Corporation | Ballast control ic with minimal internal and external components |
US6362575B1 (en) | 2000-11-16 | 2002-03-26 | Philips Electronics North America Corporation | Voltage regulated electronic ballast for multiple discharge lamps |
US6724602B2 (en) | 2001-03-27 | 2004-04-20 | Koninklijke Philips Electronics N.V. | Panic protection from fault conditions in power converters |
WO2003056884A1 (en) * | 2001-12-21 | 2003-07-10 | Koninklijke Philips Electronics N.V. | Electronic ballast with rail voltage switching |
DE10200047A1 (de) * | 2002-01-02 | 2003-07-17 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Vorschaltgerät für eine Lampe und Verfahren zum betreiben eines Vorschaltgeräts für eine Lampe |
US6720741B2 (en) * | 2002-02-01 | 2004-04-13 | Universal Lighting Technologies, Inc. | Electronic ballast having open circuit in output |
DE10225881A1 (de) * | 2002-06-11 | 2004-01-08 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Entladungslampenbetriebsschaltung mit Schaltung zur Detektion der Nähe zu einem kapazitiven Betrieb |
DE10225880A1 (de) * | 2002-06-11 | 2003-12-24 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Entladungslampenbetriebsschaltung mit einer Stromregelschaltung und einer Schaltung zur Detektion der Nähe zu einem kapazitiven Betrieb |
JP3919624B2 (ja) * | 2002-07-24 | 2007-05-30 | 三菱電機株式会社 | パワーデバイス駆動回路 |
US6762569B1 (en) * | 2003-01-10 | 2004-07-13 | Henkel Corporation | Constant light output circuit and electrical components based thereon |
ATE342722T1 (de) * | 2003-05-07 | 2006-11-15 | Osteologix As | Behandlung von knorpel/knochen-erkrankungen mit wasserlöslichen strontiumsalzen |
AU2004237438B2 (en) * | 2003-05-07 | 2011-01-20 | Osteologix A/S | Strontium combinations for prophylaxis/treatment of cartilage and/or bone conditions |
JP2006527979A (ja) * | 2003-06-19 | 2006-12-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 反射電力決定 |
KR20060023993A (ko) * | 2003-06-19 | 2006-03-15 | 코닌클리즈케 필립스 일렉트로닉스 엔.브이. | 스위치 모드 전원 회로 및 하드 스위칭 진폭의 측정치 생성방법 |
US7443113B2 (en) * | 2003-12-02 | 2008-10-28 | Universal Lighting Technologies, Inc. | Software controlled electronic dimming ballast |
JP2009512165A (ja) * | 2005-10-12 | 2009-03-19 | インターナショナル レクティファイアー コーポレイション | 調光安定器制御集積回路 |
US7414372B2 (en) * | 2005-10-24 | 2008-08-19 | International Rectifier Corporation | Dimming ballast control circuit |
JP4916711B2 (ja) * | 2005-12-09 | 2012-04-18 | ローム株式会社 | Dc/dcコンバータの制御回路、制御方法、およびそれを用いた発光装置ならびに電子機器 |
US7489531B2 (en) * | 2006-09-28 | 2009-02-10 | Osram Sylvania, Inc. | Inverter with improved overcurrent protection circuit, and power supply and electronic ballast therefor |
KR101386975B1 (ko) * | 2007-07-03 | 2014-04-21 | 페어차일드코리아반도체 주식회사 | 램프 안정기 회로 및 그 구동 방법 |
US8143763B2 (en) * | 2009-05-29 | 2012-03-27 | Rhk Technology, Inc. | Linear piezoelectric nano-positioner |
EP2285192A1 (de) * | 2009-07-13 | 2011-02-16 | Nxp B.V. | Vorwärmzyklussteuerkreis für eine Leuchtstofflampe |
CN102468763B (zh) * | 2010-11-17 | 2014-07-16 | 光宝电子(广州)有限公司 | 不对称直流对直流变换器的控制方法及控制模块 |
JP5828106B2 (ja) * | 2011-04-13 | 2015-12-02 | パナソニックIpマネジメント株式会社 | 固体光源点灯装置およびそれを用いた照明器具 |
US9837913B1 (en) | 2016-04-20 | 2017-12-05 | Universal Lighting Technologies, Inc. | Control method to avoid capacitive mode switching for resonant converters |
US11297698B1 (en) | 2017-07-28 | 2022-04-05 | Universal Lighting Technologies, Inc. | Constant current led driver with light output modulation |
US11297697B1 (en) | 2017-07-28 | 2022-04-05 | Universal Lighting Technologies, Inc. | Light modulating control method for dimming analog constant current LED driver |
US10743382B1 (en) | 2019-04-11 | 2020-08-11 | Universal Lighting Technologies, Inc. | Closed loop frequency control method for a self-oscillating circuit |
US10945322B1 (en) | 2019-04-11 | 2021-03-09 | Universal Lighting Technologies, Inc. | Lighting circuit and method for negative feedback control recovery in overload conditions |
US10952299B1 (en) | 2019-04-11 | 2021-03-16 | Universal Lighting Technologies, Inc. | Power control method during input line voltage fluctuation |
US11122668B1 (en) | 2019-09-06 | 2021-09-14 | Universal Lighting Technologies, Inc. | Power supply and power clamping method at high ambient temperatures |
US11381153B1 (en) | 2019-09-06 | 2022-07-05 | Universal Douglas Lighting America | Method to balance the secondary winding current to improve the current control stability |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1333408C (en) * | 1984-10-16 | 1994-12-06 | Calvin E. Grubbs | Electronic ballast circuit for fluorescent lamps |
JPH01218364A (ja) * | 1988-02-24 | 1989-08-31 | Matsushita Electric Works Ltd | インバータ装置 |
DE3888675D1 (de) * | 1988-04-20 | 1994-04-28 | Zumtobel Ag Dornbirn | Vorschaltgerät für eine Entladungslampe. |
US5111118A (en) * | 1988-07-15 | 1992-05-05 | North American Philips Corporation | Fluorescent lamp controllers |
US4952849A (en) * | 1988-07-15 | 1990-08-28 | North American Philips Corporation | Fluorescent lamp controllers |
JPH02199797A (ja) * | 1989-01-26 | 1990-08-08 | Matsushita Electric Works Ltd | 放電灯点灯装置 |
US5225741A (en) * | 1989-03-10 | 1993-07-06 | Bruce Industries, Inc. | Electronic ballast and power controller |
US5003230A (en) * | 1989-05-26 | 1991-03-26 | North American Philips Corporation | Fluorescent lamp controllers with dimming control |
JPH03169265A (ja) * | 1989-11-27 | 1991-07-22 | Matsushita Electric Works Ltd | インバータ装置 |
US5075602A (en) * | 1989-11-29 | 1991-12-24 | U.S. Philips Corporation | Discharge lamp control circuit arrangement |
US5075599A (en) * | 1989-11-29 | 1991-12-24 | U.S. Philips Corporation | Circuit arrangement |
JPH0473893A (ja) * | 1990-07-13 | 1992-03-09 | Hitachi Lighting Ltd | 放電灯点灯装置 |
JPH06111967A (ja) * | 1992-09-25 | 1994-04-22 | Toshiba Lighting & Technol Corp | 無電極ランプ点灯装置 |
US5373435A (en) * | 1993-05-07 | 1994-12-13 | Philips Electronics North America Corporation | High voltage integrated circuit driver for half-bridge circuit employing a bootstrap diode emulator |
JP3321997B2 (ja) * | 1994-07-12 | 2002-09-09 | 富士電機株式会社 | 放電灯点灯装置およびその保護停止回路 |
JPH08102389A (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 |
US5604411A (en) * | 1995-03-31 | 1997-02-18 | Philips Electronics North America Corporation | Electronic ballast having a triac dimming filter with preconditioner offset control |
US5559395A (en) * | 1995-03-31 | 1996-09-24 | Philips Electronics North America Corporation | Electronic ballast with interface circuitry for phase angle dimming control |
US5550437A (en) * | 1995-04-06 | 1996-08-27 | France/Scott Fetzer Company | Electronic dimmable gas tube power supply with overvoltage protection |
-
1996
- 1996-05-03 US US08/642,318 patent/US5696431A/en not_active Expired - Lifetime
-
1997
- 1997-04-24 WO PCT/IB1997/000434 patent/WO1997042794A1/en active IP Right Grant
- 1997-04-24 EP EP97915652A patent/EP0836792B1/de not_active Expired - Lifetime
- 1997-04-24 JP JP53967697A patent/JP3958368B2/ja not_active Expired - Fee Related
- 1997-04-24 CN CNB971904758A patent/CN1137607C/zh not_active Expired - Fee Related
- 1997-04-24 DE DE69715339T patent/DE69715339T2/de not_active Expired - Fee Related
- 1997-06-02 TW TW086209025U patent/TW330015U/zh unknown
Also Published As
Publication number | Publication date |
---|---|
JPH11509677A (ja) | 1999-08-24 |
EP0836792A1 (de) | 1998-04-22 |
TW330015U (en) | 1998-04-11 |
WO1997042794A1 (en) | 1997-11-13 |
CN1190522A (zh) | 1998-08-12 |
DE69715339T2 (de) | 2003-05-15 |
JP3958368B2 (ja) | 2007-08-15 |
CN1137607C (zh) | 2004-02-04 |
EP0836792B1 (de) | 2002-09-11 |
US5696431A (en) | 1997-12-09 |
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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 |