JPS563996A - Preheating type gas discharge lamp starting and firing circuit - Google Patents
Preheating type gas discharge lamp starting and firing circuitInfo
- Publication number
- JPS563996A JPS563996A JP7962880A JP7962880A JPS563996A JP S563996 A JPS563996 A JP S563996A JP 7962880 A JP7962880 A JP 7962880A JP 7962880 A JP7962880 A JP 7962880A JP S563996 A JPS563996 A JP S563996A
- Authority
- JP
- Japan
- Prior art keywords
- discharge lamp
- gas discharge
- type gas
- firing circuit
- lamp starting
- 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.)
- Granted
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
- H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2924069A DE2924069C2 (de) | 1979-06-15 | 1979-06-15 | Schaltungsanordnung zum Zünden und Betrieb einer Gas- und/oder Dampfentladungslampe |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS563996A true JPS563996A (en) | 1981-01-16 |
JPS6329800B2 JPS6329800B2 (ja) | 1988-06-15 |
Family
ID=6073213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7962880A Granted JPS563996A (en) | 1979-06-15 | 1980-06-14 | Preheating type gas discharge lamp starting and firing circuit |
Country Status (6)
Country | Link |
---|---|
US (1) | US4358711A (ja) |
EP (1) | EP0021508B1 (ja) |
JP (1) | JPS563996A (ja) |
AT (1) | AT378096B (ja) |
CA (1) | CA1149077A (ja) |
DE (2) | DE2924069C2 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3047289A1 (de) * | 1980-12-16 | 1982-07-29 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Zuendvorrichtung fuer eine niederdruckentladungslampe |
US4686427A (en) * | 1985-08-13 | 1987-08-11 | Magnetek, Inc. | Fluorescent lamp dimming switch |
US4970437A (en) * | 1989-07-10 | 1990-11-13 | Motorola Lighting, Inc. | Chopper for conventional ballast system |
US5204587A (en) * | 1991-02-19 | 1993-04-20 | Magnetek, Inc. | Fluorescent lamp power control |
DE4425859A1 (de) * | 1994-07-21 | 1996-01-25 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Schaltungsanordnung zum Betrieb einer oder mehrerer Niederdruckentladungslampen |
FR2771590B1 (fr) * | 1997-11-21 | 2003-01-03 | Sgs Thomson Microelectronics | Circuit de commande de lampe fluorescente |
FR2771589A1 (fr) * | 1997-11-21 | 1999-05-28 | Sgs Thomson Microelectronics | Limiteur de courant pour lampe fluorescente |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2034855A1 (de) * | 1970-07-07 | 1972-01-27 | Luehrs O | Elektronische Zündeinrichtung fur Niederdruck Gasentladungslampen |
DE2060474C3 (de) * | 1970-12-09 | 1974-11-28 | Brown, Boveri & Cie Ag, 6800 Mannheim | Zündgerät für eine mit Vorschaltgerät betriebene Entladungslampe |
BE794165A (fr) * | 1972-01-19 | 1973-07-17 | Philips Nv | Dispositif muni d'une lampe a decharge dans le gaz et/ou dans la vapeur |
FR2222823A2 (en) * | 1973-03-21 | 1974-10-18 | Radiotechnique Compelec | Method of firing a fluorescent tube - uses relaxation circuit and bilateral conducting element |
NL179622C (nl) * | 1978-06-27 | 1986-10-01 | Philips Nv | Inrichting voor het ontsteken en voeden van ten minste een gas- en/of dampontladingsbuis. |
-
1979
- 1979-06-15 DE DE2924069A patent/DE2924069C2/de not_active Expired
-
1980
- 1980-05-05 US US06/146,551 patent/US4358711A/en not_active Expired - Lifetime
- 1980-06-05 CA CA000353457A patent/CA1149077A/en not_active Expired
- 1980-06-13 DE DE8080200547T patent/DE3060970D1/de not_active Expired
- 1980-06-13 AT AT0313980A patent/AT378096B/de not_active IP Right Cessation
- 1980-06-13 EP EP80200547A patent/EP0021508B1/de not_active Expired
- 1980-06-14 JP JP7962880A patent/JPS563996A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
AT378096B (de) | 1985-06-10 |
US4358711A (en) | 1982-11-09 |
DE2924069C2 (de) | 1982-05-13 |
EP0021508B1 (de) | 1982-10-20 |
DE3060970D1 (en) | 1982-11-25 |
EP0021508A1 (de) | 1981-01-07 |
JPS6329800B2 (ja) | 1988-06-15 |
CA1149077A (en) | 1983-06-28 |
ATA313980A (de) | 1984-10-15 |
DE2924069A1 (de) | 1980-12-18 |
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