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DE19781524T1 - Oszillator - Google Patents

Oszillator

Info

Publication number
DE19781524T1
DE19781524T1 DE19781524T DE19781524T DE19781524T1 DE 19781524 T1 DE19781524 T1 DE 19781524T1 DE 19781524 T DE19781524 T DE 19781524T DE 19781524 T DE19781524 T DE 19781524T DE 19781524 T1 DE19781524 T1 DE 19781524T1
Authority
DE
Germany
Prior art keywords
oscillator
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Withdrawn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
DE19781524T
Other languages
English (en)
Inventor
Ian Macdonald Green
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.)
Central Research Laboratories Ltd
Original Assignee
Central Research Laboratories 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
Application filed by Central Research Laboratories Ltd filed Critical Central Research Laboratories Ltd
Publication of DE19781524T1 publication Critical patent/DE19781524T1/de
Withdrawn legal-status Critical Current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
    • H05B41/26—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
    • H05B41/282—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
    • H05B41/2821—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 by means of a single-switch converter or a parallel push-pull converter in the final stage
    • 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
    • H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
DE19781524T 1996-01-18 1997-01-13 Oszillator Withdrawn DE19781524T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9600982.4A GB9600982D0 (en) 1996-01-18 1996-01-18 An oscillator
PCT/GB1997/000099 WO1997026705A1 (en) 1996-01-18 1997-01-13 An oscillator

Publications (1)

Publication Number Publication Date
DE19781524T1 true DE19781524T1 (de) 1998-12-17

Family

ID=10787186

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19781524T Withdrawn DE19781524T1 (de) 1996-01-18 1997-01-13 Oszillator

Country Status (5)

Country Link
CA (1) CA2243462C (de)
DE (1) DE19781524T1 (de)
GB (2) GB9600982D0 (de)
NL (1) NL1005035C2 (de)
WO (1) WO1997026705A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6118226A (en) 1998-07-31 2000-09-12 Federal-Mogul World Wide, Inc. Electrodeless neon light module for vehicle lighting systems
US7385357B2 (en) 1999-06-21 2008-06-10 Access Business Group International Llc Inductively coupled ballast circuit
US7612528B2 (en) 1999-06-21 2009-11-03 Access Business Group International Llc Vehicle interface
US6825620B2 (en) 1999-06-21 2004-11-30 Access Business Group International Llc Inductively coupled ballast circuit
US7126450B2 (en) 1999-06-21 2006-10-24 Access Business Group International Llc Inductively powered apparatus
WO2002039788A1 (en) * 2000-10-31 2002-05-16 Osram Sylvania Inc. Ballast self oscillating inverter with phase controlled voltage feedback
US6624593B2 (en) * 2001-10-08 2003-09-23 Randall D. Blanchard Dimmable ballast for electrodeless fluorescent lamps
US7408324B2 (en) 2004-10-27 2008-08-05 Access Business Group International Llc Implement rack and system for energizing implements
CN110740555B (zh) * 2019-10-24 2021-04-30 苏州锐联芯半导体有限公司 一种全集成电动车闪光器驱动芯片

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU555174B2 (en) * 1981-09-18 1986-09-18 Oy Helvar Electronic ballast for a discharge lamp
NL8503008A (nl) * 1985-11-04 1987-06-01 Philips Nv Gelijkstroom-wisselstroomomzetter voor het ontsteken en voeden van een ontladingslamp.
WO1992001334A1 (en) * 1987-12-11 1992-01-23 Murray Scott V Magnetic structure and power converter for light sources
EP0392834B1 (de) * 1989-04-14 1995-02-15 TLG plc Vorschaltgeräte für Gasentladungslampen
US5172033A (en) * 1990-09-14 1992-12-15 U. S. Philips Corporation Discharge lamp operating inverter circuit with electric dimmer utilizing frequency control of the inverter
US5150018A (en) * 1991-08-12 1992-09-22 North American Philips Corporation Gas discharge lamp with grid and control circuits therefor
US5191302A (en) * 1991-11-25 1993-03-02 Lepel Corporation MOSFET oscillator for supplying a high-power RF inductive load
US5272327A (en) * 1992-05-26 1993-12-21 Compaq Computer Corporation Constant brightness liquid crystal display backlight control system
US5416388A (en) * 1993-12-09 1995-05-16 Motorola Lighting, Inc. Electronic ballast with two transistors and two transformers

Also Published As

Publication number Publication date
GB2309344A (en) 1997-07-23
CA2243462A1 (en) 1997-07-24
GB9600982D0 (en) 1996-03-20
WO1997026705A1 (en) 1997-07-24
NL1005035A1 (nl) 1997-07-22
NL1005035C2 (nl) 1997-08-05
GB9700557D0 (en) 1997-03-05
GB2309344B (en) 1998-04-15
CA2243462C (en) 2001-08-21

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Legal Events

Date Code Title Description
8139 Disposal/non-payment of the annual fee