CA1116690A - High frequency circuit for operating a high-intensity, gaseous discharge lamp - Google Patents

High frequency circuit for operating a high-intensity, gaseous discharge lamp

Info

Publication number
CA1116690A
CA1116690A CA000266718A CA266718A CA1116690A CA 1116690 A CA1116690 A CA 1116690A CA 000266718 A CA000266718 A CA 000266718A CA 266718 A CA266718 A CA 266718A CA 1116690 A CA1116690 A CA 1116690A
Authority
CA
Canada
Prior art keywords
circuit
lamp
operating
transistor
high frequency
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
Application number
CA000266718A
Other languages
English (en)
French (fr)
Inventor
Kenneth P. Holmes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Esquire Inc
Original Assignee
Esquire Inc
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 Esquire Inc filed Critical Esquire Inc
Priority to CA353,200A priority Critical patent/CA1112730A/en
Priority to CA380,861A priority patent/CA1128995A/en
Priority to CA380,859A priority patent/CA1128991A/en
Priority to CA380,860A priority patent/CA1128992A/en
Application granted granted Critical
Publication of CA1116690A publication Critical patent/CA1116690A/en
Expired legal-status Critical Current

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
    • H05B41/288—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
    • 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
    • H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal 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
    • 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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Dc-Dc Converters (AREA)
CA000266718A 1976-02-02 1976-11-26 High frequency circuit for operating a high-intensity, gaseous discharge lamp Expired CA1116690A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA353,200A CA1112730A (en) 1976-02-02 1980-06-02 High frequency circuit for operating a high-intensity, gaseous discharge lamp
CA380,861A CA1128995A (en) 1976-02-02 1981-06-29 High frequency circuit for operating a high-intensity, gaseous discharge lamp
CA380,859A CA1128991A (en) 1976-02-02 1981-06-29 High frequency circuit for operating a high-intensity, gaseous discharge lamp
CA380,860A CA1128992A (en) 1976-02-02 1981-06-29 High frequency circuit for operating a high-intensity, gaseous discharge lamp

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US65492676A 1976-02-02 1976-02-02
US654,926 1976-02-02
US70022276A 1976-07-26 1976-07-26
US700,222 1976-07-26

Publications (1)

Publication Number Publication Date
CA1116690A true CA1116690A (en) 1982-01-19

Family

ID=27096847

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000266718A Expired CA1116690A (en) 1976-02-02 1976-11-26 High frequency circuit for operating a high-intensity, gaseous discharge lamp

Country Status (8)

Country Link
AU (2) AU502711B2 (it)
BR (1) BR7700007A (it)
CA (1) CA1116690A (it)
DE (1) DE2704311A1 (it)
FR (1) FR2345886A1 (it)
GB (1) GB1577520A (it)
IT (1) IT1077475B (it)
MX (1) MX142946A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4170746A (en) * 1977-12-27 1979-10-09 General Electric Company High frequency operation of miniature metal vapor discharge lamps
US4151445A (en) * 1978-02-15 1979-04-24 General Electric Company Instant light lamp control circuit
FR2500251A1 (fr) * 1981-02-13 1982-08-20 Accumulateurs Fixes Dispositif d'alimentation de secours d'un luminaire fluorescent
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
EP0107019B1 (de) * 1982-09-24 1989-05-17 Jürgen Rensch Leuchte, insbesondere Signalleuchte für Wasserfahrzeuge
GB2172451B (en) * 1985-02-07 1989-06-14 El Co Villamos Keszulekek Es S Circuit system for igniting and lighting a high-pressure discharge lamp particulary a sodium vapour lamp
GB2197760A (en) * 1986-10-31 1988-05-25 Fano Int Ltd Emergency lighting unit
GB8711131D0 (en) * 1987-05-12 1987-06-17 Emi Plc Thorn Power supply
US4935673A (en) * 1987-07-08 1990-06-19 Led Corporation Variable impedance electronic ballast for a gas discharge device
GB2360150B (en) 2000-03-10 2002-02-20 Microlights Ltd Improvements in and relating to high intensity discharge lighting
ITNA20100024A1 (it) * 2010-05-11 2011-11-12 Red Electronics S N C Di Mares Ca Aniello & C Dispositivo elettronico per il controllo a parzializzazione di fase per carichi ohmico-induttivi con sistema di commutazione rete - carico integrato.
CN114567943B (zh) * 2022-02-10 2023-10-31 浙江大华技术股份有限公司 一种补光灯

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1401628A (en) * 1971-11-18 1975-07-16 Victor Products Ltd Electric power supply systems
US3753076A (en) * 1972-04-27 1973-08-14 Lighting Systems Inc Inverter circuit and switching means
GB1506390A (en) * 1974-04-27 1978-04-05 Ew Controls Electric lighting systems

Also Published As

Publication number Publication date
GB1577520A (en) 1980-10-22
MX142946A (es) 1981-01-20
FR2345886A1 (fr) 1977-10-21
AU512489B2 (en) 1980-10-16
BR7700007A (pt) 1977-09-06
AU4142178A (en) 1979-04-05
IT1077475B (it) 1985-05-04
AU502711B2 (en) 1979-08-02
DE2704311A1 (de) 1977-08-04
FR2345886B1 (it) 1981-07-31
AU2056576A (en) 1978-06-22

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Legal Events

Date Code Title Description
MKEX Expiry