HK123395A - Electronic ballast - Google Patents

Electronic ballast

Info

Publication number
HK123395A
HK123395A HK123395A HK123395A HK123395A HK 123395 A HK123395 A HK 123395A HK 123395 A HK123395 A HK 123395A HK 123395 A HK123395 A HK 123395A HK 123395 A HK123395 A HK 123395A
Authority
HK
Hong Kong
Prior art keywords
regulation
lamp
current
power
fluorescent lamp
Prior art date
Application number
HK123395A
Other languages
English (en)
Inventor
Juergen Klier
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of HK123395A publication Critical patent/HK123395A/xx

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
    • H05B41/36—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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Organic Insulating Materials (AREA)
  • Discharge Heating (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Glass Compositions (AREA)
  • Furan Compounds (AREA)
HK123395A 1989-10-09 1995-07-27 Electronic ballast HK123395A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89118713A EP0422255B1 (de) 1989-10-09 1989-10-09 Elektronisches Vorschaltgerät

Publications (1)

Publication Number Publication Date
HK123395A true HK123395A (en) 1995-08-04

Family

ID=8201999

Family Applications (1)

Application Number Title Priority Date Filing Date
HK123395A HK123395A (en) 1989-10-09 1995-07-27 Electronic ballast

Country Status (7)

Country Link
US (1) US5066894A (xx)
EP (1) EP0422255B1 (xx)
JP (1) JPH07101638B2 (xx)
AT (1) ATE102430T1 (xx)
DE (1) DE58907133D1 (xx)
ES (1) ES2049790T3 (xx)
HK (1) HK123395A (xx)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4018127A1 (de) * 1990-06-06 1991-12-12 Zumtobel Ag Verfahren und schaltungsanordnung zur regelung der helligkeit (dimmen) von gasentladungslampen
US5198726A (en) * 1990-10-25 1993-03-30 U.S. Philips Corporation Electronic ballast circuit with lamp dimming control
US5384516A (en) * 1991-11-06 1995-01-24 Hitachi, Ltd. Information processing apparatus including a control circuit for controlling a liquid crystal display illumination based on whether illuminatio power is being supplied from an AC power source or from a battery
US5369339A (en) * 1991-12-16 1994-11-29 U.S. Philips Corporation Circuit arrangement for reducing striations in a low-pressure mercury discharge lamp
DE4340604A1 (de) * 1993-08-25 1995-03-02 Tridonic Bauelemente Ges Mbh Elektronisches Vorschaltgerät zum Versorgen einer Last, beispielsweise einer Lampe
JP2891449B2 (ja) * 1994-08-03 1999-05-17 株式会社日立製作所 放電灯点灯装置
US5612595A (en) * 1995-09-13 1997-03-18 C-P-M Lighting, Inc. Electronic dimming ballast current sensing scheme
US5612594A (en) * 1995-09-13 1997-03-18 C-P-M Lighting, Inc. Electronic dimming ballast feedback control scheme
FI101187B (fi) * 1997-01-03 1998-04-30 Helvar Oy Lampputehon mittauksella varustettu säädettävä elektroninen liitäntäla ite
FI101188B1 (fi) * 1997-01-03 1998-04-30 Helvar Oy Purkauslampun elektroninen liitäntälaite, jossa on lampputehon mittaus DC-signaalin avulla
DE19708783C1 (de) * 1997-03-04 1998-10-08 Tridonic Bauelemente Verfahren und Vorrichtung zum Regeln des Betriebsverhaltens von Gasentladungslampen
DE19714416A1 (de) * 1997-04-08 1998-10-15 Kbl Solarien Gmbh Verfahren und Schaltungsanordnung zum Betreiben eines elektrischen Leuchtmittels, insbesondere einer Gasentladungslampe, z.B. einer UV-Niederdruckröhre
US5770925A (en) * 1997-05-30 1998-06-23 Motorola Inc. Electronic ballast with inverter protection and relamping circuits
DE19928042A1 (de) * 1999-06-18 2000-12-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren zum Betreiben mindestens einer Leuchtstofflampe sowie elektronisches Vorschaltgerät dafür
DE10018860A1 (de) * 2000-04-14 2001-10-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Stabilisierung des Betriebs von Gasentladungslampen
DE10240807A1 (de) * 2002-08-30 2004-03-11 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Verfahren zum Betreiben von Leuchtstofflampen und Vorschaltgerät
DE10306347A1 (de) * 2003-02-15 2004-08-26 Hüttinger Elektronik GmbH & Co. KG Leistungszufuhrregeleinheit
DE102005013308A1 (de) * 2005-03-22 2006-09-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Vorschaltgerät mit einer Dimmvorrichtung
DE102005013309A1 (de) 2005-03-22 2006-09-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Vorschaltgerät mit Dimmvorrichtung
EP1720195B1 (de) * 2005-05-06 2012-12-12 HÜTTINGER Elektronik GmbH + Co. KG Arcunterdrückungsanordnung
DE102005021595A1 (de) * 2005-05-10 2006-11-16 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elekronisches Vorschaltgerät und entsprechendes Einstellverfahren
US20100264729A1 (en) * 2005-12-26 2010-10-21 Nec Corporation Power supply circuit and lighting system
JP4608470B2 (ja) 2006-08-31 2011-01-12 パナソニック電工株式会社 放電灯点灯装置、及び照明装置
US20090200960A1 (en) * 2008-02-08 2009-08-13 Pure Spectrum, Inc. Methods and Apparatus for Self-Starting Dimmable Ballasts With A High Power Factor
US20090295300A1 (en) * 2008-02-08 2009-12-03 Purespectrum, Inc Methods and apparatus for a dimmable ballast for use with led based light sources
DE202009004449U1 (de) 2009-04-02 2009-06-18 Kbl Solarien Ag Ganzkörperbestrahlungsgerät
EP2510759B1 (en) 2009-12-08 2015-04-08 Koninklijke Philips N.V. Method and device for driving a fluorescent lamp
DE102010031219A1 (de) * 2010-07-12 2012-01-12 Osram Gesellschaft mit beschränkter Haftung Schaltungsanordnung und Verfahren zum Betreiben mindestens einer Entladungslampe
DE102011082239B3 (de) * 2011-09-07 2013-01-17 Osram Ag Elektronisches Vorschaltgerät und Verfahren zum Betreiben einer Entladungslampe
DE102011082245B3 (de) * 2011-09-07 2013-01-17 Osram Ag Elektronisches Vorschaltgerät und Verfahren zum Betreiben einer Entladungslampe

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5626616B2 (xx) * 1972-09-19 1981-06-19
US3999100A (en) * 1975-05-19 1976-12-21 Morton B. Leskin Lamp power supply using a switching regulator and commutator
US3989976A (en) * 1975-10-07 1976-11-02 Westinghouse Electric Corporation Solid-state hid lamp dimmer
DE3319352A1 (de) * 1983-05-27 1984-11-29 Siemens AG, 1000 Berlin und 8000 München Wechselrichter zur speisung von entladungslampen
US4628230A (en) * 1985-08-05 1986-12-09 Mole-Richardson Company Regulated light dimmer control
DE3709004A1 (de) * 1987-03-19 1988-09-29 Knobel Elektro App Schaltungsanordnung zur speisung einer leuchtstofflampe
JPS6476699A (en) * 1987-09-16 1989-03-22 Toshiba Electric Equip Discharge lamp lighting device
DE3829388A1 (de) * 1988-08-30 1990-03-01 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Schaltungsanordnung zum betrieb einer last

Also Published As

Publication number Publication date
JPH07101638B2 (ja) 1995-11-01
US5066894A (en) 1991-11-19
DE58907133D1 (de) 1994-04-07
JPH03138896A (ja) 1991-06-13
ATE102430T1 (de) 1994-03-15
EP0422255B1 (de) 1994-03-02
ES2049790T3 (es) 1994-05-01
EP0422255A1 (de) 1991-04-17

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20091008