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GB9315997D0 - Gas discharge lamp dimmer circuit - Google Patents

Gas discharge lamp dimmer circuit

Info

Publication number
GB9315997D0
GB9315997D0 GB939315997A GB9315997A GB9315997D0 GB 9315997 D0 GB9315997 D0 GB 9315997D0 GB 939315997 A GB939315997 A GB 939315997A GB 9315997 A GB9315997 A GB 9315997A GB 9315997 D0 GB9315997 D0 GB 9315997D0
Authority
GB
United Kingdom
Prior art keywords
discharge lamp
gas discharge
dimmer circuit
lamp dimmer
circuit
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.)
Withdrawn
Application number
GB939315997A
Other versions
GB2269948A (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.)
AXIOMATIC DESIGN Ltd
Original Assignee
AXIOMATIC DESIGN Ltd
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
Priority claimed from GB929215668A external-priority patent/GB9215668D0/en
Application filed by AXIOMATIC DESIGN Ltd filed Critical AXIOMATIC DESIGN Ltd
Priority to GB9315997A priority Critical patent/GB2269948A/en
Publication of GB9315997D0 publication Critical patent/GB9315997D0/en
Priority claimed from PCT/GB1994/000349 external-priority patent/WO1995022880A1/en
Publication of GB2269948A publication Critical patent/GB2269948A/en
Withdrawn legal-status Critical Current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
    • H05B41/36—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
GB9315997A 1992-07-23 1993-07-23 Gas discharge lamp dimmer circuit Withdrawn GB2269948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9315997A GB2269948A (en) 1992-07-23 1993-07-23 Gas discharge lamp dimmer circuit

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB929215668A GB9215668D0 (en) 1992-07-23 1992-07-23 Gas discharge lamp dimmer circuit
GB9315997A GB2269948A (en) 1992-07-23 1993-07-23 Gas discharge lamp dimmer circuit
PCT/GB1994/000349 WO1995022880A1 (en) 1992-07-23 1994-02-22 Gas discharge lamp dimmer circuit

Publications (2)

Publication Number Publication Date
GB9315997D0 true GB9315997D0 (en) 1993-09-15
GB2269948A GB2269948A (en) 1994-02-23

Family

ID=26301307

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9315997A Withdrawn GB2269948A (en) 1992-07-23 1993-07-23 Gas discharge lamp dimmer circuit

Country Status (1)

Country Link
GB (1) GB2269948A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2316246A (en) * 1996-08-05 1998-02-18 Bf Goodrich Avionics Systemc I Intensity control for fluorescent lamps
IL129405A0 (en) * 1999-04-13 2000-02-17 Ein Hashofet Electrical Access A dimmer and dimming lighting system
FR2888119B1 (en) * 2005-07-11 2009-10-02 Valeo Systemes Thermiques PHOTOCATALYTIC AIR PURIFICATION MODULE

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614527A (en) * 1969-06-27 1971-10-19 Itek Corp Fluorescent-lamp-dimming circuit
US3927345A (en) * 1973-08-16 1975-12-16 Lutron Electronics Co Fluorescent dimming circuit with D-C flicker elimination
US4181873A (en) * 1978-08-04 1980-01-01 Esquire, Inc. High frequency dimmer circuit for high intensity, gaseous discharge lamp
US4350935A (en) * 1980-03-28 1982-09-21 Lutron Electronics Co., Inc. Gas discharge lamp control
US4463287A (en) * 1981-10-07 1984-07-31 Cornell-Dubilier Corp. Four lamp modular lighting control
US5455491A (en) * 1987-10-14 1995-10-03 Patricia Bailey Power saving circuitry
US5144205A (en) * 1989-05-18 1992-09-01 Lutron Electronics Co., Inc. Compact fluorescent lamp dimming system

Also Published As

Publication number Publication date
GB2269948A (en) 1994-02-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)