GB2120870B - Electronic ballast for gas discharge lamps and fluorescent lamps - Google Patents

Electronic ballast for gas discharge lamps and fluorescent lamps

Info

Publication number
GB2120870B
GB2120870B GB08213773A GB8213773A GB2120870B GB 2120870 B GB2120870 B GB 2120870B GB 08213773 A GB08213773 A GB 08213773A GB 8213773 A GB8213773 A GB 8213773A GB 2120870 B GB2120870 B GB 2120870B
Authority
GB
United Kingdom
Prior art keywords
lamps
gas discharge
electronic ballast
fluorescent
fluorescent 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
GB08213773A
Other versions
GB2120870A (en
Inventor
Hsiung Chiou Eric De
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.)
HSIUNG CHIOU ERIC DE
Original Assignee
HSIUNG CHIOU ERIC DE
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 HSIUNG CHIOU ERIC DE filed Critical HSIUNG CHIOU ERIC DE
Priority to GB08213773A priority Critical patent/GB2120870B/en
Publication of GB2120870A publication Critical patent/GB2120870A/en
Application granted granted Critical
Publication of GB2120870B publication Critical patent/GB2120870B/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
    • H05B41/282—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
    • H05B41/2824—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 using control circuits for the switching element
GB08213773A 1982-05-12 1982-05-12 Electronic ballast for gas discharge lamps and fluorescent lamps Expired GB2120870B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08213773A GB2120870B (en) 1982-05-12 1982-05-12 Electronic ballast for gas discharge lamps and fluorescent lamps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08213773A GB2120870B (en) 1982-05-12 1982-05-12 Electronic ballast for gas discharge lamps and fluorescent lamps

Publications (2)

Publication Number Publication Date
GB2120870A GB2120870A (en) 1983-12-07
GB2120870B true GB2120870B (en) 1986-03-12

Family

ID=10530318

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08213773A Expired GB2120870B (en) 1982-05-12 1982-05-12 Electronic ballast for gas discharge lamps and fluorescent lamps

Country Status (1)

Country Link
GB (1) GB2120870B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663570A (en) * 1984-08-17 1987-05-05 Lutron Electronics Co., Inc. High frequency gas discharge lamp dimming ballast
ZA862614B (en) * 1986-04-08 1986-12-30 David John Cockram Controller for gas discharge lamps
WO1989008971A1 (en) * 1988-03-18 1989-09-21 Stylux Gesellschaft Für Lichtelektronik M.B.H. Circuit arrangement for monitoring the duty cycle of a transistor
US5065072A (en) * 1989-03-31 1991-11-12 Valeo Vision Power supply circuit for an arc lamp, in particular for a motor vehicle headlight
FR2655230B2 (en) * 1989-11-24 1994-07-29 Valeo Vision SUPPLY CIRCUIT FOR AN ARC LAMP, PARTICULARLY FOR A MOTOR VEHICLE PROJECTOR.
FR2645392B1 (en) * 1989-03-31 1993-12-03 Valeo Vision SUPPLY CIRCUIT FOR AN ARC LAMP, PARTICULARLY FOR A MOTOR VEHICLE PROJECTOR
US5103138A (en) * 1990-04-26 1992-04-07 Orenstein Edward D Switching excitation supply for gas discharge tubes having means for eliminating the bubble effect
US5173643A (en) * 1990-06-25 1992-12-22 Lutron Electronics Co., Inc. Circuit for dimming compact fluorescent lamps
US5101142A (en) * 1990-09-05 1992-03-31 Applied Lumens, Ltd. Solid-state ballast for fluorescent lamp with multiple dimming
US5231333A (en) * 1990-11-14 1993-07-27 Neon Dynamics, Inc. Switching excitation supply for gas discharge tubes having means for eliminating the bubble effect
US5453668A (en) * 1994-03-23 1995-09-26 Chow; Shing C. Method and circuitry for producing dynamic illumination of discharge lamp
TW381409B (en) * 1996-03-14 2000-02-01 Mitsubishi Electric Corp Discharging lamp lighting device
JP2002154074A (en) * 2000-11-16 2002-05-28 Makita Corp Lighting system for power tool
DE102005022559A1 (en) * 2005-05-17 2006-11-30 Johannes Gies Circuit arrangement for electronic ballast, has power switch, which is locked and current flow to fluorescent lamp is interrupted, due to reduction of effective voltage, so that power value at lamp is held constant
RU2768380C1 (en) * 2021-08-17 2022-03-24 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Frequency multiplier current inverter

Also Published As

Publication number Publication date
GB2120870A (en) 1983-12-07

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Legal Events

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