FR2631508A1 - Circuit pour fournir du courant actif a une lampe fluorescente - Google Patents
Circuit pour fournir du courant actif a une lampe fluorescente Download PDFInfo
- Publication number
- FR2631508A1 FR2631508A1 FR8905829A FR8905829A FR2631508A1 FR 2631508 A1 FR2631508 A1 FR 2631508A1 FR 8905829 A FR8905829 A FR 8905829A FR 8905829 A FR8905829 A FR 8905829A FR 2631508 A1 FR2631508 A1 FR 2631508A1
- Authority
- FR
- France
- Prior art keywords
- current
- voltage
- input
- lamp
- circuit
- 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.)
- Pending
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
-
- 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
- H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
-
- 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
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18975388A | 1988-05-03 | 1988-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2631508A1 true FR2631508A1 (fr) | 1989-11-17 |
Family
ID=22698627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8905829A Pending FR2631508A1 (fr) | 1988-05-03 | 1989-05-02 | Circuit pour fournir du courant actif a une lampe fluorescente |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPH0260097A (es) |
DE (1) | DE3914676A1 (es) |
FR (1) | FR2631508A1 (es) |
GB (1) | GB2219877A (es) |
MX (1) | MX170570B (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2253077A (en) * | 1991-01-23 | 1992-08-26 | Carl Edmund Smith | Power control system for gas discharge tubes |
AT403865B (de) * | 1991-07-10 | 1998-06-25 | Fronius Schweissmasch | Spannungsumsetzungsvorrichtung für einen gleichspannungsverbraucher |
US5831420A (en) * | 1997-04-28 | 1998-11-03 | Motorola, Inc. | Pulse load averaging power converter |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4251752A (en) * | 1979-05-07 | 1981-02-17 | Synergetics, Inc. | Solid state electronic ballast system for fluorescent lamps |
US4437146A (en) * | 1982-08-09 | 1984-03-13 | Pacific Electro Dynamics, Inc. | Boost power supply having power factor correction circuit |
US4677366A (en) * | 1986-05-12 | 1987-06-30 | Pioneer Research, Inc. | Unity power factor power supply |
EP0241279A1 (en) * | 1986-04-08 | 1987-10-14 | Actronic Lighting Cc | Controller for gas discharge lamps |
GB2213614A (en) * | 1988-01-11 | 1989-08-16 | Farnell Instr | Waveform control arrangement for a switched mode power supply |
-
1989
- 1989-04-28 GB GB8909818A patent/GB2219877A/en not_active Withdrawn
- 1989-05-02 FR FR8905829A patent/FR2631508A1/fr active Pending
- 1989-05-02 MX MX1589589A patent/MX170570B/es unknown
- 1989-05-02 JP JP11227289A patent/JPH0260097A/ja active Pending
- 1989-05-03 DE DE19893914676 patent/DE3914676A1/de not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4251752A (en) * | 1979-05-07 | 1981-02-17 | Synergetics, Inc. | Solid state electronic ballast system for fluorescent lamps |
US4437146A (en) * | 1982-08-09 | 1984-03-13 | Pacific Electro Dynamics, Inc. | Boost power supply having power factor correction circuit |
EP0241279A1 (en) * | 1986-04-08 | 1987-10-14 | Actronic Lighting Cc | Controller for gas discharge lamps |
US4677366A (en) * | 1986-05-12 | 1987-06-30 | Pioneer Research, Inc. | Unity power factor power supply |
GB2213614A (en) * | 1988-01-11 | 1989-08-16 | Farnell Instr | Waveform control arrangement for a switched mode power supply |
Also Published As
Publication number | Publication date |
---|---|
JPH0260097A (ja) | 1990-02-28 |
DE3914676A1 (de) | 1989-12-07 |
MX170570B (es) | 1993-08-31 |
GB8909818D0 (en) | 1989-06-14 |
GB2219877A (en) | 1989-12-20 |
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