GR78340B - - Google Patents

Info

Publication number
GR78340B
GR78340B GR64553A GR810164553A GR78340B GR 78340 B GR78340 B GR 78340B GR 64553 A GR64553 A GR 64553A GR 810164553 A GR810164553 A GR 810164553A GR 78340 B GR78340 B GR 78340B
Authority
GR
Greece
Application number
GR64553A
Other languages
Greek (el)
Inventor
T P Kohler
Original Assignee
B F Technology
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 B F Technology filed Critical B F Technology
Publication of GR78340B publication Critical patent/GR78340B/el

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
    • 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
    • H05B41/2983—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions against abnormal power supply 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
    • Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
GR64553A 1980-05-30 1981-02-16 GR78340B (en:Method)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/154,947 US4375608A (en) 1980-05-30 1980-05-30 Electronic fluorescent lamp ballast

Publications (1)

Publication Number Publication Date
GR78340B true GR78340B (en:Method) 1984-09-26

Family

ID=22553490

Family Applications (1)

Application Number Title Priority Date Filing Date
GR64553A GR78340B (en:Method) 1980-05-30 1981-02-16

Country Status (14)

Country Link
US (1) US4375608A (en:Method)
EP (1) EP0041589A1 (en:Method)
JP (1) JPS5713698A (en:Method)
KR (1) KR830002758B1 (en:Method)
BE (1) BE888188A (en:Method)
BR (1) BR8101898A (en:Method)
CA (1) CA1184593A (en:Method)
DK (1) DK444080A (en:Method)
ES (1) ES500850A0 (en:Method)
FI (1) FI803235A7 (en:Method)
GR (1) GR78340B (en:Method)
MX (1) MX149420A (en:Method)
NL (1) NL8101564A (en:Method)
NO (1) NO811031L (en:Method)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0059064B1 (en) * 1981-02-21 1985-10-02 THORN EMI plc Lamp driver circuits
DE3112577A1 (de) * 1981-03-30 1982-10-14 Patra Patent Treuhand Vorschaltanordnung zum betreiben von niederdruckentladungslampen
NL8102364A (nl) * 1981-05-14 1982-12-01 Philips Nv Elektrische inrichting voor het ontsteken en voeden van een van twee voorverhitbare elektroden voorziene gas- en/of dampontladingslamp.
US4705991A (en) * 1981-06-04 1987-11-10 U.S. Philips Corporation Method of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this method
WO1983002537A1 (en) * 1982-01-15 1983-07-21 Vossough, Eshan Electronic high frequency controlled device for operating gas discharge lamps
NL8201631A (nl) * 1982-04-20 1983-11-16 Philips Nv Gelijkstroom-wisselstroomomzetter voor het ontsteken en met wisselstroom voeden van een gas- en/of dampontladingslamp.
US4581562A (en) * 1983-06-21 1986-04-08 Nilssen Ole K Extra-high-efficiency fluorescent lamp ballast
GB2151090A (en) * 1983-12-08 1985-07-10 Min Yung Shyu Electronic ballast
NL8402351A (nl) * 1984-07-26 1986-02-17 Philips Nv Gelijkstroom-wisselstroomomzetter voor het voeden van een metaaldampontladingsbuis.
US4914558A (en) * 1989-03-06 1990-04-03 Jon Flickinger Series resonant inverter and method of lamp starting
US4970437A (en) * 1989-07-10 1990-11-13 Motorola Lighting, Inc. Chopper for conventional ballast system
US5099407A (en) * 1990-09-24 1992-03-24 Thorne Richard L Inverter with power factor correction circuit
GB2269279A (en) * 1992-08-01 1994-02-02 Coolite Ltd Fluorescent Tube Starting and Operating Circuit
US5363020A (en) * 1993-02-05 1994-11-08 Systems And Service International, Inc. Electronic power controller
US6118225A (en) * 1994-08-22 2000-09-12 U.S. Philips Corporation High frequency discharge lamp operating circuit with resonant power factor correction circuit
US5668446A (en) * 1995-01-17 1997-09-16 Negawatt Technologies Inc. Energy management control system for fluorescent lighting
US5994848A (en) * 1997-04-10 1999-11-30 Philips Electronics North America Corporation Triac dimmable, single stage compact flourescent lamp
US5982159A (en) * 1997-07-31 1999-11-09 Philips Electronics North America Corporation Dimmable, single stage fluorescent lamp
WO2002060228A1 (en) 2001-01-24 2002-08-01 Stmicroelectronics S.R.L. Fault management method for electronic ballast
NO322474B1 (no) * 2003-10-21 2006-10-09 Fontenoy Philippe Lysrorarmatur samt fremgangsmate for drift av lysror i slik armatur

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3482145A (en) * 1962-07-23 1969-12-02 Gen Electric Apparatus for operating electric discharge devices
US3746921A (en) * 1972-11-26 1973-07-17 Progressive Dynamics Fluorescent lamp circuit with low voltage supply
US3889153A (en) * 1973-10-01 1975-06-10 Iota Engineering Inc Power source for fluorescent lamps and the like
GB1506390A (en) * 1974-04-27 1978-04-05 Ew Controls Electric lighting systems
US4066930A (en) * 1975-04-02 1978-01-03 Electrides Corporation Energizing circuits for fluorescent lamps
US4005335A (en) * 1975-07-15 1977-01-25 Iota Engineering Inc. High frequency power source for fluorescent lamps and the like
JPS52119127A (en) * 1976-03-30 1977-10-06 Zuiia Asoshieiteizu Inc Device for operating gas discharge lamp
FR2352466A1 (fr) * 1976-05-18 1977-12-16 France Etat Dispositifs d'alimentation en courant continu des lampes a decharge et appareils d'eclairage equipes de ces dispositifs
US4266165A (en) * 1978-12-27 1981-05-05 Datapower, Inc. High intensity discharge lamp starting circuit
NL7801241A (nl) * 1978-02-03 1979-08-07 Philips Nv Elektrische inrichting voor het ontsteken en voeden van een van een voorverhitbare elektrode voorziene metaaldampontladingslamp.

Also Published As

Publication number Publication date
KR830002758B1 (ko) 1983-12-10
FI803235L (fi) 1981-12-01
NL8101564A (nl) 1981-12-16
US4375608A (en) 1983-03-01
BR8101898A (pt) 1982-11-03
ES8204270A1 (es) 1982-04-01
FI803235A7 (fi) 1981-12-01
NO811031L (no) 1981-12-01
JPS5713698A (en) 1982-01-23
DK444080A (da) 1981-12-01
ES500850A0 (es) 1982-04-01
EP0041589A1 (en) 1981-12-16
MX149420A (es) 1983-11-03
BE888188A (fr) 1981-09-30
CA1184593A (en) 1985-03-26

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