GB2346273B - Power supply including a lamp ignitor circuit - Google Patents
Power supply including a lamp ignitor circuitInfo
- Publication number
- GB2346273B GB2346273B GB9901249A GB9901249A GB2346273B GB 2346273 B GB2346273 B GB 2346273B GB 9901249 A GB9901249 A GB 9901249A GB 9901249 A GB9901249 A GB 9901249A GB 2346273 B GB2346273 B GB 2346273B
- Authority
- GB
- United Kingdom
- Prior art keywords
- power supply
- supply including
- ignitor circuit
- lamp ignitor
- lamp
- 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 - Fee Related
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
- H05B41/26—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
- H05B41/2881—Load circuits; Control thereof
-
- 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
- H05B41/382—Controlling the intensity of light during the transitional start-up phase
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9901249A GB2346273B (en) | 1999-01-20 | 1999-01-20 | Power supply including a lamp ignitor circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9901249A GB2346273B (en) | 1999-01-20 | 1999-01-20 | Power supply including a lamp ignitor circuit |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9901249D0 GB9901249D0 (en) | 1999-03-10 |
GB2346273A GB2346273A (en) | 2000-08-02 |
GB2346273B true GB2346273B (en) | 2003-10-29 |
Family
ID=10846209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9901249A Expired - Fee Related GB2346273B (en) | 1999-01-20 | 1999-01-20 | Power supply including a lamp ignitor circuit |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2346273B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2397182B (en) * | 2002-12-31 | 2006-05-31 | David John Aarons | Gas discharge lamp drive circuitry |
WO2005086545A1 (en) * | 2004-02-25 | 2005-09-15 | Koninklijke Philips Electronics N.V. | Driver device for a gas discharge lamp and igniter |
EP1686837A1 (en) * | 2005-01-28 | 2006-08-02 | TTE Germany GmbH | Ignition circuit and ballast for a high intensity discharge lamp |
CN101156501A (en) * | 2005-04-14 | 2008-04-02 | 电灯专利信托有限公司 | Pulsed igniting device comprising a piezoelectric transformer for a high-pressure discharge lamp |
GB2432268A (en) * | 2005-11-12 | 2007-05-16 | Intunnel Ltd | Discharge lamp trigger circuit |
WO2008072136A2 (en) * | 2006-12-12 | 2008-06-19 | Koninklijke Philips Electronics N.V. | Method and device for driving a gas discharge lamp |
EP2417836A1 (en) * | 2009-04-06 | 2012-02-15 | Koninklijke Philips Electronics N.V. | Hid lamp ignitor |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB774477A (en) * | 1951-01-12 | 1957-05-08 | Guy Touvet | Improvements in or relating to means for igniting an electric discharge tube fed from a source of radio-frequency excitation |
GB1112255A (en) * | 1965-07-30 | 1968-05-01 | Giuseppe Donato | Circuit arrangement for the ignition of gas discharge lamps, particularly xenon lamps |
EP0178852A1 (en) * | 1984-10-16 | 1986-04-23 | ADVANCE TRANSFORMER CO. (a Division of Philips Electronics North America Corporation) | Electronic ballast circuit for fluorescent lamps |
WO1991002443A1 (en) * | 1988-08-05 | 1991-02-21 | American Sterilizer Company | Dual resonant frequency arc lamp power supply |
JPH05166592A (en) * | 1991-12-13 | 1993-07-02 | Matsushita Electric Works Ltd | Lighting device for high pressure electric discharge lamp |
EP0647086A1 (en) * | 1993-08-30 | 1995-04-05 | Ushijima, Masakazu | Inverter circuit for use with discharge tube |
JPH07114808A (en) * | 1993-10-15 | 1995-05-02 | Matsushita Electric Works Ltd | Headlamp device for vehicle |
JPH08321389A (en) * | 1995-05-26 | 1996-12-03 | Matsushita Electric Works Ltd | Discharge lamp lighting device |
WO1997016054A1 (en) * | 1995-10-24 | 1997-05-01 | Auckland Uniservices Limited | Inductively powered lighting |
WO1997033456A1 (en) * | 1996-03-06 | 1997-09-12 | Robert Bosch Gmbh | Circuit arrangement for igniting of high-pressure gas discharge lamps |
CA2224300A1 (en) * | 1997-01-14 | 1998-07-14 | Matsushita Electric Works Research & Development Laboratory, Inc. | Discharge lamp driving bridge circuit |
-
1999
- 1999-01-20 GB GB9901249A patent/GB2346273B/en not_active Expired - Fee Related
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB774477A (en) * | 1951-01-12 | 1957-05-08 | Guy Touvet | Improvements in or relating to means for igniting an electric discharge tube fed from a source of radio-frequency excitation |
GB1112255A (en) * | 1965-07-30 | 1968-05-01 | Giuseppe Donato | Circuit arrangement for the ignition of gas discharge lamps, particularly xenon lamps |
EP0178852A1 (en) * | 1984-10-16 | 1986-04-23 | ADVANCE TRANSFORMER CO. (a Division of Philips Electronics North America Corporation) | Electronic ballast circuit for fluorescent lamps |
WO1991002443A1 (en) * | 1988-08-05 | 1991-02-21 | American Sterilizer Company | Dual resonant frequency arc lamp power supply |
JPH05166592A (en) * | 1991-12-13 | 1993-07-02 | Matsushita Electric Works Ltd | Lighting device for high pressure electric discharge lamp |
EP0647086A1 (en) * | 1993-08-30 | 1995-04-05 | Ushijima, Masakazu | Inverter circuit for use with discharge tube |
JPH07114808A (en) * | 1993-10-15 | 1995-05-02 | Matsushita Electric Works Ltd | Headlamp device for vehicle |
JPH08321389A (en) * | 1995-05-26 | 1996-12-03 | Matsushita Electric Works Ltd | Discharge lamp lighting device |
WO1997016054A1 (en) * | 1995-10-24 | 1997-05-01 | Auckland Uniservices Limited | Inductively powered lighting |
WO1997033456A1 (en) * | 1996-03-06 | 1997-09-12 | Robert Bosch Gmbh | Circuit arrangement for igniting of high-pressure gas discharge lamps |
CA2224300A1 (en) * | 1997-01-14 | 1998-07-14 | Matsushita Electric Works Research & Development Laboratory, Inc. | Discharge lamp driving bridge circuit |
Also Published As
Publication number | Publication date |
---|---|
GB2346273A (en) | 2000-08-02 |
GB9901249D0 (en) | 1999-03-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20090120 |