MX9800250A - Arreglo de circuito. - Google Patents

Arreglo de circuito.

Info

Publication number
MX9800250A
MX9800250A MX9800250A MX9800250A MX9800250A MX 9800250 A MX9800250 A MX 9800250A MX 9800250 A MX9800250 A MX 9800250A MX 9800250 A MX9800250 A MX 9800250A MX 9800250 A MX9800250 A MX 9800250A
Authority
MX
Mexico
Prior art keywords
lamp
voltage
output terminals
circuit arrangement
generating
Prior art date
Application number
MX9800250A
Other languages
English (en)
Other versions
MXPA98000250A (es
Inventor
Oscar J Deurloo
Franciscus H T Lammers
Original Assignee
Philips Electronics Nv
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 Philips Electronics Nv filed Critical Philips Electronics Nv
Publication of MXPA98000250A publication Critical patent/MXPA98000250A/es
Publication of MX9800250A publication Critical patent/MX9800250A/es

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
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/18—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
    • 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
    • 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
    • H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
    • H05B41/2925—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal lamp operating conditions
    • 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
    • Y10S315/02—High frequency starting operation for fluorescent lamp

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Amplifiers (AREA)
  • Motor Or Generator Frames (AREA)

Abstract

La invencion se relaciona a un arreglo de circuito para el encendido y operacion de una lámpara a alta presion de descarga, provista con terminales de entrada para la conexion a una fuente de alimentacion, terminales de salida para la conexion de la lámpara, medios de conmutacion para operar la lámpara en un voltaje nominal de lámpara Vla durante la operacion estable de lámpara y para la generacion de un voltaje abierto Vo en las terminales de salida antes de que la lámpara se encienda, medios de encendido para generar un pulso de voltaje de encendido cuando el voltaje en las terminales de salida alcance un valor de umbral Vi, un circuito de control para controlar lo medios conmutadores. Segun la invencion el arreglo del circuito es caracterizado en que el circuito de control comprende medios para limitar el voltaje en las terminales de salida en un valor Vb tal que los siguiente sea cierto: Vla < Vb < Vi.
MX9800250A 1996-04-18 1997-03-17 Arreglo de circuito. MX9800250A (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP96201035.1 1996-04-18
EP96201035 1996-04-18
PCT/IB1997/000260 WO1997039605A1 (en) 1996-04-18 1997-03-17 Circuit arrangement

Publications (2)

Publication Number Publication Date
MXPA98000250A MXPA98000250A (es) 1998-04-01
MX9800250A true MX9800250A (es) 1998-04-30

Family

ID=8223878

Family Applications (1)

Application Number Title Priority Date Filing Date
MX9800250A MX9800250A (es) 1996-04-18 1997-03-17 Arreglo de circuito.

Country Status (13)

Country Link
US (1) US5909089A (es)
EP (1) EP0839437B1 (es)
JP (1) JP3842823B2 (es)
KR (1) KR19990023026A (es)
CN (1) CN1137608C (es)
AT (1) ATE208122T1 (es)
CA (1) CA2225320A1 (es)
DE (1) DE69707809T2 (es)
ID (1) ID16621A (es)
MX (1) MX9800250A (es)
PL (1) PL183316B1 (es)
TW (1) TW347643B (es)
WO (1) WO1997039605A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW427099B (en) 1999-01-18 2001-03-21 Koninkl Philips Electronics Nv Circuit arrangement
US6144171A (en) * 1999-05-07 2000-11-07 Philips Electronics North America Corporation Ignitor for high intensity discharge lamps
TW512376B (en) * 2000-08-17 2002-12-01 Koninkl Philips Electronics Nv Switching device
US20090085492A1 (en) * 2005-04-14 2009-04-02 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh Device for operating or starting a high-pressure discharge lamp lamp socket and illumination system wtih such a device and method for operation of a high-pressure discharge lamp
US7317286B2 (en) * 2006-01-31 2008-01-08 Rubycon Corporation Power supply apparatus for discharge lamp and control method for the same
EP2050318B1 (en) * 2006-07-31 2012-09-12 Koninklijke Philips Electronics N.V. Method for powering a control circuit for a gas discharge lamp during pre-heating of said lamp, and a device for performing said method
CN101364385B (zh) * 2007-08-10 2010-09-29 群康科技(深圳)有限公司 背光开关控制电路
US8274239B2 (en) 2010-06-09 2012-09-25 General Electric Company Open circuit voltage clamp for electronic HID ballast

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600813A (nl) * 1986-03-28 1987-10-16 Philips Nv Schakelinrichting voor het bedrijven van een hogedrukontladingslamp.
US4902938A (en) * 1986-11-15 1990-02-20 Magnetek Inc. Electronic ballast with high voltage protection
CA1286353C (en) * 1988-01-22 1991-07-16 Peter G. Dodd Ignitor disabler
US5068572A (en) * 1989-06-08 1991-11-26 U.S. Philips Corporation Switch mode power supply
JP2587716B2 (ja) * 1990-09-25 1997-03-05 株式会社小糸製作所 車輌用放電灯の点灯回路
JP2587720B2 (ja) * 1990-10-19 1997-03-05 株式会社小糸製作所 車輌用放電灯の点灯回路
JP2982373B2 (ja) * 1991-05-21 1999-11-22 三菱電機株式会社 放電灯点灯装置
US5317237A (en) * 1992-03-27 1994-05-31 General Electric Company Low voltage ballast circuit for a high brightness discharge light source
JPH06243981A (ja) * 1993-02-15 1994-09-02 Matsushita Electric Works Ltd 高圧放電灯点灯装置
JPH06335256A (ja) * 1993-05-17 1994-12-02 Sansha Electric Mfg Co Ltd メタルハライドランプ用電源装置
JPH0722186A (ja) * 1993-07-06 1995-01-24 Eye Lighting Syst Corp 放電灯点灯装置

Also Published As

Publication number Publication date
PL183316B1 (pl) 2002-06-28
US5909089A (en) 1999-06-01
CA2225320A1 (en) 1997-10-23
CN1195464A (zh) 1998-10-07
PL324113A1 (en) 1998-05-11
EP0839437B1 (en) 2001-10-31
JPH11508401A (ja) 1999-07-21
DE69707809T2 (de) 2009-09-24
TW347643B (en) 1998-12-11
JP3842823B2 (ja) 2006-11-08
KR19990023026A (ko) 1999-03-25
WO1997039605A1 (en) 1997-10-23
EP0839437A1 (en) 1998-05-06
DE69707809D1 (de) 2001-12-06
CN1137608C (zh) 2004-02-04
ID16621A (id) 1997-10-23
ATE208122T1 (de) 2001-11-15

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Legal Events

Date Code Title Description
FG Grant or registration
HC Change of company name or juridical status

Owner name: BASF AKTIENGESELLSCHAFT

MM Annulment or lapse due to non-payment of fees