IT7948910A0 - Circuito oscuratore ad accoppiatore ottico per lampada a scarica gassosa ad alta intensita' - Google Patents

Circuito oscuratore ad accoppiatore ottico per lampada a scarica gassosa ad alta intensita'

Info

Publication number
IT7948910A0
IT7948910A0 IT7948910A IT4891079A IT7948910A0 IT 7948910 A0 IT7948910 A0 IT 7948910A0 IT 7948910 A IT7948910 A IT 7948910A IT 4891079 A IT4891079 A IT 4891079A IT 7948910 A0 IT7948910 A0 IT 7948910A0
Authority
IT
Italy
Prior art keywords
discharge lamp
high intensity
optical coupler
dimming circuit
gaseous discharge
Prior art date
Application number
IT7948910A
Other languages
English (en)
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
Publication of IT7948910A0 publication Critical patent/IT7948910A0/it

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
    • H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
    • 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
    • Y10S315/04—Dimming circuit for fluorescent lamps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
IT7948910A 1978-07-24 1979-05-02 Circuito oscuratore ad accoppiatore ottico per lampada a scarica gassosa ad alta intensita' IT7948910A0 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/927,555 US4197485A (en) 1978-07-24 1978-07-24 Optocoupler dimmer circuit for high intensity, gaseous discharge lamp

Publications (1)

Publication Number Publication Date
IT7948910A0 true IT7948910A0 (it) 1979-05-02

Family

ID=25454896

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7948910A IT7948910A0 (it) 1978-07-24 1979-05-02 Circuito oscuratore ad accoppiatore ottico per lampada a scarica gassosa ad alta intensita'

Country Status (10)

Country Link
US (1) US4197485A (it)
AU (1) AU524532B2 (it)
BE (1) BE876081A (it)
CA (1) CA1112294A (it)
DE (1) DE2917881A1 (it)
ES (1) ES478770A1 (it)
FR (1) FR2432256A1 (it)
GB (1) GB2026266B (it)
IT (1) IT7948910A0 (it)
MX (1) MX147233A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4287455A (en) * 1979-12-18 1981-09-01 Erin Engineering (Ontario) Ltd. Power saving circuit for gaseous discharge lamps
US4523129A (en) * 1981-07-27 1985-06-11 Cornell Dubilier Electronics Modular lighting control with circulating inductor
US4464610A (en) * 1981-07-27 1984-08-07 Cornell-Dubilier Corp. Modular lighting control with circulating inductor
US4463287A (en) * 1981-10-07 1984-07-31 Cornell-Dubilier Corp. Four lamp modular lighting control
NL8105046A (nl) * 1981-11-09 1983-06-01 Philips Nv Elektrische inrichting voor het stapsgewijs regelen van de helderheid van een gas- en/of dampontladingslamp.
AU8929682A (en) * 1982-01-11 1983-07-21 Cornell-Dubilier Electronics Inc. Magnetic ballast with thyristor control
US4595863A (en) * 1983-10-26 1986-06-17 Lightmasters, Ltd. D.C. luminous tube system
US4663570A (en) * 1984-08-17 1987-05-05 Lutron Electronics Co., Inc. High frequency gas discharge lamp dimming ballast
JPS61193398A (ja) * 1985-02-20 1986-08-27 林原　健 白熱電球点燈装置
EP0261389A1 (en) * 1986-08-21 1988-03-30 Honeywell Inc. AC Power supply control, in particular fluorescent light dimming
US4899088A (en) * 1988-08-31 1990-02-06 Honeywell Inc. Power control circuit for inductive loads
US4947079A (en) * 1988-08-31 1990-08-07 Honeywell Inc. Notch cutting circuit with minimal power dissipation
US4937504A (en) * 1988-08-31 1990-06-26 Honeywell Inc. Time delay initialization circuit
US5227762A (en) * 1990-10-26 1993-07-13 Thomas Industries Inc. Power line carrier controlled lighting system
US5162700A (en) * 1991-05-31 1992-11-10 General Electric Company Controllable ballast and operating system utilizing same
US6069457A (en) * 1998-01-20 2000-05-30 Lumion University Method and apparatus for controlling lights and other devices
US6271635B1 (en) * 1999-01-11 2001-08-07 Advanced Lighting Technologies, Inc. Dimming system and method for magnetically ballasted gaseous discharge lamps
US6396672B1 (en) * 2000-03-01 2002-05-28 Electric Power Research Institute, Inc. Apparatus and method for utilizing a snubber capacitor to power a silicon-controlled rectifier gate trigger circuit
US6359396B1 (en) 2000-04-28 2002-03-19 Philips Electronics North America Corporation Multiple-parameter control of lamp ignition
US7224125B2 (en) * 2002-10-04 2007-05-29 International Rectifier Corporation Dimmable fluorescent lamp package
JP5657195B2 (ja) * 2005-01-19 2015-01-21 コーニンクレッカ フィリップス エヌ ヴェ 調光制御回路調光方法及びシステム
TW201043083A (en) * 2009-05-21 2010-12-01 Everlight Electronics Co Ltd Light emitting diode circuit
EP2946635B1 (en) * 2013-01-17 2017-08-23 Philips Lighting Holding B.V. A controller for inserting signaling transitions onto a line voltage
TWI554154B (zh) * 2014-06-17 2016-10-11 guo-zun Lin Switch unit, ceiling fan device and the elimination of ceiling fan device is not correct Often moving method
US10630193B1 (en) 2019-03-05 2020-04-21 Ev Enterprises Isolated phase control power regulation circuit and system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3459943A (en) * 1967-02-06 1969-08-05 Gen Electric Silicon controlled rectifier gating circuits with a high frequency triggering voltage and photocells
US3466500A (en) * 1967-12-29 1969-09-09 Sylvania Electric Prod Control circuit for arc discharge device
US3816794A (en) * 1972-03-28 1974-06-11 Esquire Inc High intensity, gas discharge lamp dimmer system
NL7205293A (it) * 1972-04-20 1973-10-23
NL159854B (nl) * 1972-04-20 1979-03-15 Philips Nv Inrichting voor het regelbaar voeden van ten minste twee groepen elektrische lampen.
US3894265A (en) * 1974-02-11 1975-07-08 Esquire Inc High intensity lamp dimming circuit
US4016451A (en) * 1975-03-13 1977-04-05 Westinghouse Electric Corporation High pressure discharge lamp dimming circuit utilizing variable duty-cycle photocoupler

Also Published As

Publication number Publication date
AU524532B2 (en) 1982-09-23
MX147233A (es) 1982-10-26
GB2026266A (en) 1980-01-30
US4197485A (en) 1980-04-08
AU4887179A (en) 1980-01-31
DE2917881A1 (de) 1980-02-14
CA1112294A (en) 1981-11-10
FR2432256A1 (fr) 1980-02-22
GB2026266B (en) 1983-01-12
ES478770A1 (es) 1979-11-01
BE876081A (fr) 1979-09-03

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