DE3263317D1 - Low-pressure discharge lamp starting and operating circuit using a dc source - Google Patents

Low-pressure discharge lamp starting and operating circuit using a dc source

Info

Publication number
DE3263317D1
DE3263317D1 DE8282200006T DE3263317T DE3263317D1 DE 3263317 D1 DE3263317 D1 DE 3263317D1 DE 8282200006 T DE8282200006 T DE 8282200006T DE 3263317 T DE3263317 T DE 3263317T DE 3263317 D1 DE3263317 D1 DE 3263317D1
Authority
DE
Germany
Prior art keywords
source
low
discharge lamp
pressure discharge
operating 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.)
Expired
Application number
DE8282200006T
Other languages
German (de)
Inventor
Theo Husgen
Gerd Dr Schiefer
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.)
Philips Intellectual Property and Standards GmbH
Koninklijke Philips NV
Original Assignee
Philips Patentverwaltung GmbH
Philips Gloeilampenfabrieken 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 Patentverwaltung GmbH, Philips Gloeilampenfabrieken NV filed Critical Philips Patentverwaltung GmbH
Priority to DE8282200006T priority Critical patent/DE3263317D1/en
Application granted granted Critical
Publication of DE3263317D1 publication Critical patent/DE3263317D1/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
    • H05B41/02—Details
    • H05B41/04—Starting switches
    • H05B41/042—Starting switches using semiconductor devices
    • H05B41/044—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes
    • H05B41/046—Starting switches using semiconductor devices for lamp provided with pre-heating electrodes using controlled semiconductor devices
    • 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
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/18—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having a starting switch
DE8282200006T 1981-01-07 1982-01-05 Low-pressure discharge lamp starting and operating circuit using a dc source Expired DE3263317D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8282200006T DE3263317D1 (en) 1981-01-07 1982-01-05 Low-pressure discharge lamp starting and operating circuit using a dc source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19813100177 DE3100177A1 (en) 1981-01-07 1981-01-07 Circuit arrangement for igniting and operating a low-pressure discharge lamp from a direct current source
DE8282200006T DE3263317D1 (en) 1981-01-07 1982-01-05 Low-pressure discharge lamp starting and operating circuit using a dc source

Publications (1)

Publication Number Publication Date
DE3263317D1 true DE3263317D1 (en) 1985-06-05

Family

ID=6122245

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19813100177 Withdrawn DE3100177A1 (en) 1981-01-07 1981-01-07 Circuit arrangement for igniting and operating a low-pressure discharge lamp from a direct current source
DE8282200006T Expired DE3263317D1 (en) 1981-01-07 1982-01-05 Low-pressure discharge lamp starting and operating circuit using a dc source

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19813100177 Withdrawn DE3100177A1 (en) 1981-01-07 1981-01-07 Circuit arrangement for igniting and operating a low-pressure discharge lamp from a direct current source

Country Status (3)

Country Link
EP (1) EP0055995B1 (en)
JP (1) JPS57136799A (en)
DE (2) DE3100177A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59211995A (en) * 1983-05-14 1984-11-30 松下電工株式会社 Device for firing discharge lamp
HU190862B (en) * 1983-11-23 1986-11-28 Tungsram Rt,Hu High-pressure discharge lamp with favourable colour reproduction
GB2153606A (en) * 1984-01-26 1985-08-21 Rodney Cairn Hope Output current controller for fluorescent lamp ballast
DK339586D0 (en) * 1986-07-16 1986-07-16 Silver Gruppen Prod As ELECTRONIC BALLAST
DE3641070A1 (en) * 1986-12-02 1988-06-16 Philips Patentverwaltung CIRCUIT ARRANGEMENT FOR OPERATING HIGH PRESSURE GAS DISCHARGE LAMPS BY MEANS OF AN IMPULSE SUPPLY CURRENT
DE3936809C1 (en) * 1989-11-04 1991-02-21 Ruhrkohle Ag, 4300 Essen, De

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3611024A (en) * 1968-07-23 1971-10-05 Matsushita Electric Ind Co Ltd Semiconductor apparatus for controlling the brightness of a discharge lamp
US3720861A (en) * 1970-12-21 1973-03-13 Teletype Corp Fluorescent lamp igniting circuit
US3890537A (en) * 1974-01-02 1975-06-17 Gen Electric Solid state chopper ballast for gaseous discharge lamps

Also Published As

Publication number Publication date
EP0055995B1 (en) 1985-05-02
JPS57136799A (en) 1982-08-23
EP0055995A1 (en) 1982-07-14
DE3100177A1 (en) 1982-08-05

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee