KR987000794A - 회로 배열(circuit arrangement) - Google Patents
회로 배열(circuit arrangement) Download PDFInfo
- Publication number
- KR987000794A KR987000794A KR1019970703849A KR19970703849A KR987000794A KR 987000794 A KR987000794 A KR 987000794A KR 1019970703849 A KR1019970703849 A KR 1019970703849A KR 19970703849 A KR19970703849 A KR 19970703849A KR 987000794 A KR987000794 A KR 987000794A
- Authority
- KR
- South Korea
- Prior art keywords
- lamp
- circuit arrangement
- buck converter
- operating
- state
- Prior art date
Links
- 230000000737 periodic effect Effects 0.000 claims abstract 2
- 238000010891 electric arc Methods 0.000 claims 2
- 230000015556 catabolic process Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 230000010355 oscillation Effects 0.000 claims 1
- 230000003534 oscillatory effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 1
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
- H05B41/36—Controlling
- H05B41/38—Controlling the intensity of light
- H05B41/382—Controlling the intensity of light during the transitional start-up phase
- H05B41/388—Controlling the intensity of light during the transitional start-up phase for a transition from glow to arc
-
- 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
-
- 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
- H05B41/2885—Static converters especially adapted therefor; Control thereof
- H05B41/2886—Static converters especially adapted therefor; Control thereof comprising a controllable preconditioner, e.g. a booster
-
- 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
- Y10S315/05—Starting and operating circuit for fluorescent lamp
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Lock And Its Accessories (AREA)
- Selective Calling Equipment (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
본 발명은 고압 방전 램프를 점화 및 동작시키기 위한 회로 배열에 관한 것으로, 스위치 수단과, 유도 수단 및 정류수단을 구비하되, 상기 수단들은, 상기 램프에 상기 스위칭 수단의 주기적 스위칭을 통하여 전도 및 비전도 상태로 교호적으로 전류를 공급하도록, 전원에의 접속을 위한 입력 단자 및 상기 램프를 포함하는 수단에의 접속을 위한 출력 단자에 접속되는 벅(Buck) 컨버터를 함께 형성하며, 상기 벅 컨버터는, 안정적인 램프 동작 동안 자가-발진 모드로 동작한다. 본 발명에 따르면, 상기 회로 배열은, 상기 벅 컨버터로 하여금, 상기 램프 상태에 종속하여 강제 발진 모드로 동작하도록 하는 수단을 구비한다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1 도는 본 발명에 따른 회로 배열의 일 실시예의 다이아그램.
Claims (5)
- 고압 방전 램프를 점화 및 동작시키기 위한 회로 배열에 있어서, 스위치 수단, 유도 수단, 및 정류 수단을 구비하되, 상기 수단들은, 상기 램프에 상기 스위칭 수단의 주기적 스위칭을 통하여 전도 및 비전도 상태로 교호적으로 전류를 공급하도록, 전원에의 접속을 위한 입력 단자 및 상기 램프를 포함하는 수단에의 접속을 위한 출력 단자에 접속되는 벅(Buck) 컨버터를 함께 형성하며, 상기 벅 컨버터는, 안정적인 램프 동작에 대응하는 상태에 있을때에 자가-발진 모드로 동작하며, 상기 회로 배열은, 상기 벅 컨버터로하여금, 상기 램프 상태에 종속하여 강제 발진 모드로 동작하도록 하는 수단을 구비하는 것을 특징으로 하는 회로 배열.
- 제 1 항에 있어서, 상기 램프에서 아크 방전의 발생에 선행하는 램프 상태에 있을 때, 상기 벅 컨버터로 하여금, 불연속 모드로 동작하도록 하는 수단을 구비하는 것을 특징으로 하는 회로 배열.
- 제1항 또는 제 2항에 있어서, 상기 램프 상태가, 안정적인 램프 동작의 상태에 선행하는, 상기 램프에서 아크 방전이 브레이크다운 후 형성되는, 상태에 해당할 때, 상기 벅 컨버터로 하여금, 연속 모드로 동작하도록 하는 수단을 구비하는 것을 특징으로 하는 회로 배열.
- 제 1 항, 제 2 항 또는 제 3 항에 있어서, 상기 회로 배열은 투영 TV 장치의 일부를 형성하는 고압 방전 램프를 점화 및 동작시키는데 적합한 것을 특징으로 하는 회로 배열.
- 제 1 항, 제 2 항 또는 제 3 항에 있어서, 상기 회로 배열은 자동차 헤드라이트 시스템의 일부를 형성하는 것을 특징으로 하는 회로 배열.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP95202701.9 | 1995-10-09 | ||
EP95202701 | 1995-10-09 | ||
PCT/IB1996/001000 WO1997014273A1 (en) | 1995-10-09 | 1996-09-27 | Circuit arrangement |
Publications (2)
Publication Number | Publication Date |
---|---|
KR987000794A true KR987000794A (ko) | 1998-03-30 |
KR100429047B1 KR100429047B1 (ko) | 2005-05-09 |
Family
ID=8220697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970703849A KR100429047B1 (ko) | 1995-10-09 | 1996-09-27 | 회로배열 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5994846A (ko) |
EP (1) | EP0797905B1 (ko) |
JP (1) | JP3859236B2 (ko) |
KR (1) | KR100429047B1 (ko) |
CN (1) | CN1110229C (ko) |
AT (1) | ATE212173T1 (ko) |
CA (1) | CA2207220A1 (ko) |
DE (1) | DE69618566T2 (ko) |
TW (1) | TW330369B (ko) |
WO (1) | WO1997014273A1 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002528885A (ja) * | 1998-10-22 | 2002-09-03 | 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 | 回路配置 |
DE19915795C2 (de) * | 1999-04-08 | 2003-04-17 | Hella Kg Hueck & Co | Vorschaltgerät für eine Hochdruckgasentladungslampe in einem Kraftfahrzeug |
DE102004045834A1 (de) * | 2004-09-22 | 2006-03-23 | Bag Electronics Gmbh | Zündgerät |
CA2601664A1 (en) | 2005-03-22 | 2006-09-28 | Lightech Electronic Industries Ltd. | Igniter circuit for an hid lamp |
CN101431850B (zh) * | 2008-12-10 | 2012-11-07 | 上海亚明灯泡厂有限公司 | 一种用于陶瓷金卤灯电子镇流器的简易Buck电路 |
JP2011009019A (ja) | 2009-06-24 | 2011-01-13 | Panasonic Electric Works Co Ltd | 高圧放電灯点灯装置及びこれを用いた照明器具、照明システム |
US8638042B1 (en) | 2010-10-29 | 2014-01-28 | Universal Lighting Technologies, Inc. | System and method for regulating an open circuit voltage of an HID lamp ballast |
US20120320632A1 (en) * | 2011-06-20 | 2012-12-20 | Shamrock Micro Devices Corp. | Power switch controllers and methods used therein for improving conversion effeciency of power converters |
CN102891603A (zh) * | 2011-07-18 | 2013-01-23 | 芯瑞科技股份有限公司 | 电源控制器与控制方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2506554A1 (fr) * | 1981-05-20 | 1982-11-26 | Signaux Entr Electriques | Dispositif d'alimentation electronique pour lampes a decharge |
JP2780177B2 (ja) * | 1988-09-13 | 1998-07-30 | 東芝ライテック株式会社 | 放電灯点灯装置 |
US5068572A (en) * | 1989-06-08 | 1991-11-26 | U.S. Philips Corporation | Switch mode power supply |
JPH04175908A (ja) * | 1990-11-09 | 1992-06-23 | Mitsubishi Electric Corp | スイッチング・レギュレータ |
US5319286A (en) * | 1992-10-29 | 1994-06-07 | North American Philips Corporation | Ignition scheme for a high intensity discharge ballast |
US5420777A (en) * | 1993-06-07 | 1995-05-30 | Nec Corporation | Switching type DC-DC converter having increasing conversion efficiency at light load |
IT1268472B1 (it) * | 1993-10-22 | 1997-03-04 | St Microelectronics Srl | Convertitore buck a modalita' di funzionamento automaticamente determinata dal livello di carico |
-
1996
- 1996-04-10 TW TW085104240A patent/TW330369B/zh not_active IP Right Cessation
- 1996-09-27 KR KR1019970703849A patent/KR100429047B1/ko not_active IP Right Cessation
- 1996-09-27 JP JP51485397A patent/JP3859236B2/ja not_active Expired - Fee Related
- 1996-09-27 EP EP96930307A patent/EP0797905B1/en not_active Expired - Lifetime
- 1996-09-27 DE DE69618566T patent/DE69618566T2/de not_active Expired - Lifetime
- 1996-09-27 WO PCT/IB1996/001000 patent/WO1997014273A1/en active IP Right Grant
- 1996-09-27 AT AT96930307T patent/ATE212173T1/de not_active IP Right Cessation
- 1996-09-27 CN CN96191505A patent/CN1110229C/zh not_active Expired - Fee Related
- 1996-09-27 CA CA002207220A patent/CA2207220A1/en not_active Abandoned
- 1996-10-03 US US08/723,634 patent/US5994846A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO1997014273A1 (en) | 1997-04-17 |
KR100429047B1 (ko) | 2005-05-09 |
TW330369B (en) | 1998-04-21 |
DE69618566D1 (de) | 2002-02-21 |
DE69618566T2 (de) | 2002-09-05 |
CA2207220A1 (en) | 1997-04-17 |
JPH10511218A (ja) | 1998-10-27 |
JP3859236B2 (ja) | 2006-12-20 |
US5994846A (en) | 1999-11-30 |
CN1110229C (zh) | 2003-05-28 |
EP0797905A1 (en) | 1997-10-01 |
EP0797905B1 (en) | 2002-01-16 |
CN1168218A (zh) | 1997-12-17 |
ATE212173T1 (de) | 2002-02-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
HU913330D0 (en) | Circuit arrangement for power supply of discharge lamps | |
KR100278528B1 (ko) | 램프 점화 작동 장치 | |
KR987000795A (ko) | 회로 배열(circuit arrangement) | |
KR987000794A (ko) | 회로 배열(circuit arrangement) | |
KR970019768A (ko) | 냉음극형광관 점등장치 | |
KR987000793A (ko) | 회로 구조(circuit arrangement) | |
ATE212175T1 (de) | Schaltungsanordnung | |
US6188184B1 (en) | Electronic ballast with reduced operating frequency after lamp ignition | |
US6667587B1 (en) | Flickering mode control system for a high intensity discharge lamp | |
US6204611B1 (en) | Pulse ignition apparatus for a discharge lamp | |
US6150761A (en) | Discharge lamp ballast circuit with charge pump igniter | |
US5844375A (en) | Dual-inverter type operating circuit for generating two AC signals that are respectively provided to two lamp electrodes of a gas discharge lamp | |
JP2599113Y2 (ja) | 車輌用放電灯の起動回路 | |
KR980007870A (ko) | 고압 방전등용 전자식 안정기 | |
CN101369772B (zh) | 实现两种操作状态的电路和方法 | |
TW360883B (en) | Variable-frequency preheating electric ballast | |
JP2002367794A (ja) | 放電ランプ点灯装置 | |
ATE161383T1 (de) | Elektronisches vorschaltgerät zum zünden und betreiben von hochdruckgasentladungslampen | |
TH32783A (th) | การจัดวงจร | |
KR960043992A (ko) | 램프용 안정기 회로 | |
JPH0364896A (ja) | 放電灯点灯装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20090410 Year of fee payment: 6 |
|
LAPS | Lapse due to unpaid annual fee |