SE8500634D0 - Ljusregleringsanordning for urladdningslampor med en elektronisk belastning - Google Patents
Ljusregleringsanordning for urladdningslampor med en elektronisk belastningInfo
- Publication number
- SE8500634D0 SE8500634D0 SE8500634A SE8500634A SE8500634D0 SE 8500634 D0 SE8500634 D0 SE 8500634D0 SE 8500634 A SE8500634 A SE 8500634A SE 8500634 A SE8500634 A SE 8500634A SE 8500634 D0 SE8500634 D0 SE 8500634D0
- Authority
- SE
- Sweden
- Prior art keywords
- voltage
- comparator
- light adjustment
- control
- ballast
- Prior art date
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
Landscapes
- Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI840650A FI68747C (fi) | 1984-02-17 | 1984-02-17 | Ljusreglage foer en med en elektronisk anslutningsanordning forsedd lyslampa |
Publications (2)
Publication Number | Publication Date |
---|---|
SE8500634D0 true SE8500634D0 (sv) | 1985-02-12 |
SE8500634L SE8500634L (sv) | 1985-08-18 |
Family
ID=8518566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE8500634A SE8500634L (sv) | 1984-02-17 | 1985-02-12 | Ljusregleringsanordning for urladdningslampor med en elektronisk belastning |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE3504428A1 (sv) |
FI (1) | FI68747C (sv) |
GB (1) | GB2154342B (sv) |
SE (1) | SE8500634L (sv) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0264135B1 (en) * | 1986-10-17 | 1993-01-13 | Kabushiki Kaisha Toshiba | Power supply system for discharge load |
DE3729383A1 (de) * | 1987-09-03 | 1989-03-16 | Philips Patentverwaltung | Schaltungsanordnung zum starten einer hochdruckgasentladungslampe |
DE4015397A1 (de) * | 1990-05-14 | 1991-11-21 | Hella Kg Hueck & Co | Schaltungsanordnung zum zuenden und betreiben einer hochdruckgasentladungslampe in kraftfahrzeugen |
TW235383B (sv) * | 1991-04-04 | 1994-12-01 | Philips Nv | |
US5604411A (en) * | 1995-03-31 | 1997-02-18 | Philips Electronics North America Corporation | Electronic ballast having a triac dimming filter with preconditioner offset control |
US5559395A (en) * | 1995-03-31 | 1996-09-24 | Philips Electronics North America Corporation | Electronic ballast with interface circuitry for phase angle dimming control |
US6011357A (en) * | 1997-04-10 | 2000-01-04 | Philips Electronics North America Corporation | Triac dimmable compact fluorescent lamp with low power factor |
US6043611A (en) * | 1997-04-10 | 2000-03-28 | Philips Electronics North America Corporation | Dimmable compact fluorescent lamp |
US5982110A (en) * | 1997-04-10 | 1999-11-09 | Philips Electronics North America Corporation | Compact fluorescent lamp with overcurrent protection |
DE102004050110A1 (de) * | 2004-10-14 | 2006-04-27 | Fab Consulting Gmbh | Verfahren und Schaltungsanordnung zum Betreiben von Entladungslampen an ein- oder mehrphasigen Netzen mittels Vorschaltgerät |
-
1984
- 1984-02-17 FI FI840650A patent/FI68747C/fi not_active IP Right Cessation
-
1985
- 1985-02-09 DE DE19853504428 patent/DE3504428A1/de not_active Withdrawn
- 1985-02-12 SE SE8500634A patent/SE8500634L/sv not_active Application Discontinuation
- 1985-02-15 GB GB08503979A patent/GB2154342B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2154342A (en) | 1985-09-04 |
FI68747C (fi) | 1985-10-10 |
SE8500634L (sv) | 1985-08-18 |
DE3504428A1 (de) | 1985-09-12 |
GB2154342B (en) | 1987-04-29 |
FI68747B (fi) | 1985-06-28 |
FI840650A0 (fi) | 1984-02-17 |
GB8503979D0 (en) | 1985-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NAV | Patent application has lapsed |
Ref document number: 8500634-4 Effective date: 19900901 |