FI934780A - Elektronisk ballast foer urladdningslampa - Google Patents
Elektronisk ballast foer urladdningslampa Download PDFInfo
- Publication number
- FI934780A FI934780A FI934780A FI934780A FI934780A FI 934780 A FI934780 A FI 934780A FI 934780 A FI934780 A FI 934780A FI 934780 A FI934780 A FI 934780A FI 934780 A FI934780 A FI 934780A
- Authority
- FI
- Finland
- Prior art keywords
- urladdningslampa
- foer
- electronic ballast
- ballast
- electronic
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
-
- 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
-
- 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
- H05B41/288—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 and specially adapted for lamps without preheating electrodes, e.g. for high-intensity discharge lamps, high-pressure mercury or sodium lamps or low-pressure sodium lamps
- H05B41/2885—Static converters especially adapted therefor; Control thereof
- H05B41/2886—Static converters especially adapted therefor; Control thereof comprising a controllable preconditioner, e.g. a booster
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
-
- 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
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/968,545 US5369340A (en) | 1992-10-29 | 1992-10-29 | Driving scheme for a high intensity discharge ballast down converter |
Publications (2)
Publication Number | Publication Date |
---|---|
FI934780A0 FI934780A0 (fi) | 1993-10-28 |
FI934780A true FI934780A (fi) | 1994-04-30 |
Family
ID=25514403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI934780A FI934780A (fi) | 1992-10-29 | 1993-10-28 | Elektronisk ballast foer urladdningslampa |
Country Status (5)
Country | Link |
---|---|
US (1) | US5369340A (fi) |
EP (1) | EP0595415A3 (fi) |
JP (1) | JPH06215881A (fi) |
FI (1) | FI934780A (fi) |
TW (1) | TW295328U (fi) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE1007682A3 (nl) * | 1993-10-29 | 1995-09-12 | Philips Electronics Nv | Schakelinrichting. |
US5808421A (en) * | 1994-03-28 | 1998-09-15 | Buonocunto; Nicholas | Ballast circuit having dual voltage source and emergency battery |
TW440123U (en) * | 1995-10-09 | 2001-06-07 | Koninkl Philips Electronics Nv | A circuit arrangement for igniting and operating a high pressure discharge lamp |
US5796215A (en) * | 1996-01-29 | 1998-08-18 | International Rectifier Corporation | Soft start circuit for self-oscillating drivers |
US5821700A (en) * | 1996-12-20 | 1998-10-13 | Star Headlight & Lantern Co. | Visual warning system for a railway vehicle |
US6667583B2 (en) * | 2002-05-07 | 2003-12-23 | Supertex, Inc. | Method and apparatus for efficiently driving a low-voltage device from a wide-range input supply |
ITMI20081856A1 (it) * | 2008-10-20 | 2010-04-21 | Santino Letizia | Alimentatore elettronico a baso consumo per lampade a scarica ai vapori di sodio ad alta e bassa pressione |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1053236A (fi) * | 1900-01-01 | |||
US4066931A (en) * | 1966-06-08 | 1978-01-03 | Ford Aerospace & Communications Corporation | Shunt modulator for high current arc lamp |
US3890537A (en) * | 1974-01-02 | 1975-06-17 | Gen Electric | Solid state chopper ballast for gaseous discharge lamps |
US4042856A (en) * | 1975-10-28 | 1977-08-16 | General Electric Company | Chopper ballast for gaseous discharge lamps with auxiliary capacitor energy storage |
US4399392A (en) * | 1982-02-26 | 1983-08-16 | Gte Laboratories Incorporated | Arc lamp power supply |
DE3524266A1 (de) * | 1985-07-06 | 1987-01-08 | Philips Patentverwaltung | Schaltungsanordnung zum betrieb von hochdruckgasentladungslampen |
ZA862614B (en) * | 1986-04-08 | 1986-12-30 | David John Cockram | Controller for gas discharge lamps |
US5051665A (en) * | 1990-06-21 | 1991-09-24 | Gte Products Corporation | Fast warm-up ballast for arc discharge lamp |
TW235383B (fi) * | 1991-04-04 | 1994-12-01 | Philips Nv |
-
1992
- 1992-10-29 US US07/968,545 patent/US5369340A/en not_active Expired - Fee Related
-
1993
- 1993-10-21 EP EP93202955A patent/EP0595415A3/en not_active Withdrawn
- 1993-10-28 FI FI934780A patent/FI934780A/fi unknown
- 1993-10-29 JP JP5272317A patent/JPH06215881A/ja active Pending
- 1993-10-29 TW TW085205291U patent/TW295328U/zh unknown
Also Published As
Publication number | Publication date |
---|---|
TW295328U (en) | 1997-01-01 |
EP0595415A3 (en) | 1995-02-22 |
JPH06215881A (ja) | 1994-08-05 |
EP0595415A2 (en) | 1994-05-04 |
FI934780A0 (fi) | 1993-10-28 |
US5369340A (en) | 1994-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GB | Transfer or assigment of application |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN |