BE850195A - Circuit d'alimentation d'une lampe a decharge fonctionnant a haute frequence - Google Patents
Circuit d'alimentation d'une lampe a decharge fonctionnant a haute frequenceInfo
- Publication number
- BE850195A BE850195A BE173924A BE173924A BE850195A BE 850195 A BE850195 A BE 850195A BE 173924 A BE173924 A BE 173924A BE 173924 A BE173924 A BE 173924A BE 850195 A BE850195 A BE 850195A
- Authority
- BE
- Belgium
- Prior art keywords
- high frequency
- discharge lamp
- power circuit
- frequency discharge
- lamp
- 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
- H05B41/26—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
- H05B41/292—Arrangements for protecting lamps or circuits against abnormal operating conditions
- H05B41/2928—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the lamp against abnormal operating conditions
-
- 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
- H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
-
- 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
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US65492676A | 1976-02-02 | 1976-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE850195A true BE850195A (fr) | 1977-05-02 |
Family
ID=24626777
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE173924A BE850195A (fr) | 1976-02-02 | 1977-01-07 | Circuit d'alimentation d'une lampe a decharge fonctionnant a haute frequence |
Country Status (2)
Country | Link |
---|---|
US (1) | US4134044A (fr) |
BE (1) | BE850195A (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4935673A (en) * | 1987-07-08 | 1990-06-19 | Led Corporation | Variable impedance electronic ballast for a gas discharge device |
US5373215A (en) * | 1993-07-07 | 1994-12-13 | The United States Of America As Represented By The United States Department Of Energy | Ionization tube simmer current circuit |
US6072282A (en) * | 1997-12-02 | 2000-06-06 | Power Circuit Innovations, Inc. | Frequency controlled quick and soft start gas discharge lamp ballast and method therefor |
US6088249A (en) * | 1997-12-02 | 2000-07-11 | Power Circuit Innovations, Inc. | Frequency modulated ballast with loosely coupled transformer |
US5933340A (en) * | 1997-12-02 | 1999-08-03 | Power Circuit Innovations, Inc. | Frequency controller with loosely coupled transformer having a shunt with a gap and method therefor |
DE10210805B4 (de) * | 2002-03-12 | 2004-05-27 | B & S Elektronische Geräte GmbH | Vorschaltgerät für eine Entladungslampe |
US8251891B2 (en) * | 2004-05-14 | 2012-08-28 | Nathan Moskowitz | Totally wireless electronically embedded action-ended endoscope utilizing differential directional illumination with digitally controlled mirrors and/or prisms |
CN102227786B (zh) * | 2008-11-28 | 2013-09-04 | 欧司朗股份有限公司 | 集成的气体放电灯和用于集成的气体放电灯的点火变压器 |
US9007162B2 (en) * | 2012-09-27 | 2015-04-14 | Hamilton Sundstrand Corporation | Laminated “Y”-core transformer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2064771A (en) * | 1933-02-06 | 1936-12-15 | Ferrocart Corp Of America | High frequency coil |
US2055175A (en) * | 1934-05-10 | 1936-09-22 | Western Electric Co | Apparatus for electrical uses |
US2728054A (en) * | 1951-09-20 | 1955-12-20 | Steatite Res Corp | Ferromagnetic ceramic inductance core |
US2879489A (en) * | 1955-01-27 | 1959-03-24 | United Transformer Corp | Inductor core |
US3609615A (en) * | 1970-05-21 | 1971-09-28 | Fair Rite Products | Adjustable ferrite cores |
US3708744A (en) * | 1971-08-18 | 1973-01-02 | Westinghouse Electric Corp | Regulating and filtering transformer |
US3913002A (en) * | 1974-01-02 | 1975-10-14 | Gen Electric | Power circuits for obtaining a high power factor electronically |
-
1977
- 1977-01-07 BE BE173924A patent/BE850195A/fr not_active IP Right Cessation
-
1978
- 1978-04-20 US US05/898,309 patent/US4134044A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4134044A (en) | 1979-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: ESQUIRE INC. Effective date: 19840107 |