FR2674723B1 - - Google Patents
Info
- Publication number
- FR2674723B1 FR2674723B1 FR9103847A FR9103847A FR2674723B1 FR 2674723 B1 FR2674723 B1 FR 2674723B1 FR 9103847 A FR9103847 A FR 9103847A FR 9103847 A FR9103847 A FR 9103847A FR 2674723 B1 FR2674723 B1 FR 2674723B1
- Authority
- FR
- France
- 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
- H05B41/2885—Static converters especially adapted therefor; 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
- H05B41/26—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
- H05B41/2882—Load circuits; Control thereof the control resulting from an action on the static converter
- H05B41/2883—Load circuits; Control thereof the control resulting from an action on the static converter the controlled element being a DC/AC converter in the final stage, e.g. by harmonic mode starting
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9103847A FR2674723A1 (fr) | 1991-03-29 | 1991-03-29 | Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR9103847A FR2674723A1 (fr) | 1991-03-29 | 1991-03-29 | Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2674723A1 FR2674723A1 (fr) | 1992-10-02 |
| FR2674723B1 true FR2674723B1 (US07652168-20100126-C00068.png) | 1997-02-07 |
Family
ID=9411274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR9103847A Granted FR2674723A1 (fr) | 1991-03-29 | 1991-03-29 | Circuit d'alimentation pour une charge electrique comme une lampe a decharge, notamment pour projecteur de vehicule et projecteur de vehicule utilisant un tel circuit. |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2674723A1 (US07652168-20100126-C00068.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2707053A1 (en) * | 1993-06-21 | 1994-12-30 | Valeo Vision | Voltage converter of the inverter type for supplying an electric load, especially a fluorescent tube |
| DE10333729A1 (de) | 2003-07-23 | 2005-03-10 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Vorschaltgerät für mindestens eine Hochdruckentladungslampe, Betriebsverfahren und Beleuchtungssytem für eine Hochdruckentladungslampe |
| JP4500208B2 (ja) * | 2005-05-13 | 2010-07-14 | 日本碍子株式会社 | 放電灯駆動回路及び放電灯の駆動方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5065072A (en) * | 1989-03-31 | 1991-11-12 | Valeo Vision | Power supply circuit for an arc lamp, in particular for a motor vehicle headlight |
-
1991
- 1991-03-29 FR FR9103847A patent/FR2674723A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2674723A1 (fr) | 1992-10-02 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |
Effective date: 20061130 |