GB2018532B - Dimming systems for discharge lamps - Google Patents

Dimming systems for discharge lamps

Info

Publication number
GB2018532B
GB2018532B GB7910077A GB7910077A GB2018532B GB 2018532 B GB2018532 B GB 2018532B GB 7910077 A GB7910077 A GB 7910077A GB 7910077 A GB7910077 A GB 7910077A GB 2018532 B GB2018532 B GB 2018532B
Authority
GB
United Kingdom
Prior art keywords
discharge lamps
dimming systems
dimming
systems
lamps
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
GB7910077A
Other versions
GB2018532A (en
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
Publication of GB2018532A publication Critical patent/GB2018532A/en
Application granted granted Critical
Publication of GB2018532B publication Critical patent/GB2018532B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
    • H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
    • H02M5/22—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M5/25—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means
    • H02M5/257—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only
    • H02M5/2573—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit
    • H02M5/2576—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with control circuit with digital control
    • 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
    • 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
    • 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
    • H05B41/40—Controlling the intensity of light discontinuously
    • H05B41/42—Controlling the intensity of light discontinuously in two steps only
GB7910077A 1978-03-31 1979-03-22 Dimming systems for discharge lamps Expired GB2018532B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89233778A 1978-03-31 1978-03-31

Publications (2)

Publication Number Publication Date
GB2018532A GB2018532A (en) 1979-10-17
GB2018532B true GB2018532B (en) 1982-06-03

Family

ID=25399810

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7910077A Expired GB2018532B (en) 1978-03-31 1979-03-22 Dimming systems for discharge lamps

Country Status (8)

Country Link
AU (1) AU525248B2 (en)
BE (1) BE875029A (en)
CA (1) CA1112295A (en)
DE (1) DE2912690A1 (en)
ES (1) ES479083A1 (en)
FR (1) FR2421530A1 (en)
GB (1) GB2018532B (en)
IT (1) IT1113336B (en)

Families Citing this family (16)

* 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
GB2082359B (en) * 1980-08-18 1984-02-22 Gen Electric Co Ltd Lamp-dimming system
AU8929682A (en) * 1982-01-11 1983-07-21 Cornell-Dubilier Electronics Inc. Magnetic ballast with thyristor control
GB2117192B (en) * 1982-02-26 1986-01-02 Transtar Limited Lamp control circuit
GB2145587B (en) * 1983-08-25 1987-06-10 Lutron Electronics Co Gas discharging lamp dimming system
DE3524681A1 (en) * 1985-07-11 1987-01-22 Trilux Lenze Gmbh & Co Kg DIMMER SWITCH FOR AN ELECTRONIC FLUORESCENT LAMP CONTROLLER
US5078039A (en) * 1988-09-06 1992-01-07 Lightwave Research Microprocessor controlled lamp flashing system with cooldown protection
WO1998018296A1 (en) * 1996-10-24 1998-04-30 Ncon Corporation Pty Limited A power control apparatus for lighting systems
DE19842761C2 (en) * 1998-09-18 2003-04-17 Oekolux Gmbh Process for daylight-dependent dimming of multi-flame luminaires
EP1107651A3 (en) * 1999-12-10 2004-12-08 Otto Diez Elektromaschinenbau Device with a discharge lamp
KR100413216B1 (en) * 2001-04-06 2003-12-31 원 호 이 Apparatus for regulating intensity of illumination
JP4115715B2 (en) * 2002-03-01 2008-07-09 シャープ株式会社 Backlight device
GB2393859A (en) * 2002-08-22 2004-04-07 Traypoint Ltd Dimmable lighting
DE102006059389A1 (en) * 2006-12-15 2008-06-19 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Half-night circuit interface for an electronic ballast
CN101682975A (en) * 2007-08-03 2010-03-24 奥斯兰姆有限公司 Be used for the method for the electronic driver of discharge lamp programming and the electronic driver of discharge lamp
CN210075638U (en) * 2019-01-28 2020-02-14 深圳市鸿远微思电子有限公司 Application device of LED dimmer combined with reactor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1024584A (en) * 1972-03-28 1978-01-17 Carl R. Snyder High intensity, gas discharge lamp dimmer
US4058752A (en) * 1976-09-09 1977-11-15 Gte Sylvania Incorporated Dosimetry control method

Also Published As

Publication number Publication date
AU525248B2 (en) 1982-10-28
IT7921416A0 (en) 1979-03-29
AU4533279A (en) 1979-10-04
FR2421530A1 (en) 1979-10-26
BE875029A (en) 1979-07-16
IT1113336B (en) 1986-01-20
DE2912690A1 (en) 1979-10-04
CA1112295A (en) 1981-11-10
ES479083A1 (en) 1979-11-16
GB2018532A (en) 1979-10-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee