BE883130A - SEMICONDUCTOR BALLAST USED FOR THE OPERATION OF A GAS AND / OR VAPOR DISCHARGE LAMP - Google Patents

SEMICONDUCTOR BALLAST USED FOR THE OPERATION OF A GAS AND / OR VAPOR DISCHARGE LAMP

Info

Publication number
BE883130A
BE883130A BE2/483A BE200483A BE883130A BE 883130 A BE883130 A BE 883130A BE 2/483 A BE2/483 A BE 2/483A BE 200483 A BE200483 A BE 200483A BE 883130 A BE883130 A BE 883130A
Authority
BE
Belgium
Prior art keywords
gas
discharge lamp
vapor discharge
ballast used
semiconductor ballast
Prior art date
Application number
BE2/483A
Other languages
French (fr)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of BE883130A publication Critical patent/BE883130A/en

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
    • 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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
BE2/483A 1979-05-08 1980-05-06 SEMICONDUCTOR BALLAST USED FOR THE OPERATION OF A GAS AND / OR VAPOR DISCHARGE LAMP BE883130A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7903579A NL7903579A (en) 1979-05-08 1979-05-08 SEMICONDUCTOR BALLAST FOR OPERATING A GAS AND / OR VAPOR DISCHARGE LAMP.

Publications (1)

Publication Number Publication Date
BE883130A true BE883130A (en) 1980-11-06

Family

ID=19833119

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/483A BE883130A (en) 1979-05-08 1980-05-06 SEMICONDUCTOR BALLAST USED FOR THE OPERATION OF A GAS AND / OR VAPOR DISCHARGE LAMP

Country Status (6)

Country Link
JP (1) JPS55154096A (en)
BE (1) BE883130A (en)
DE (1) DE3017282A1 (en)
FR (1) FR2456454A1 (en)
GB (1) GB2050723A (en)
NL (1) NL7903579A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8104200A (en) * 1981-09-11 1983-04-05 Philips Nv ELECTRICAL CIRCUIT FOR OPERATING A GAS AND / OR VAPOR DISCHARGE LAMP.
DE3581056D1 (en) * 1984-11-06 1991-02-07 Philips Nv SWITCHING DEVICE FOR OPERATING A HIGH PRESSURE DISCHARGE LAMP.
EP0181666B1 (en) * 1984-11-06 1990-01-03 Koninklijke Philips Electronics N.V. High-pressure discharge lamp

Also Published As

Publication number Publication date
JPS55154096A (en) 1980-12-01
DE3017282A1 (en) 1980-11-20
NL7903579A (en) 1980-11-11
FR2456454A1 (en) 1980-12-05
GB2050723A (en) 1981-01-07

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