FR2806247B1 - Procede de commande d'un dispositif d'alimentation d'une lampe a decharge - Google Patents
Procede de commande d'un dispositif d'alimentation d'une lampe a dechargeInfo
- Publication number
- FR2806247B1 FR2806247B1 FR0003102A FR0003102A FR2806247B1 FR 2806247 B1 FR2806247 B1 FR 2806247B1 FR 0003102 A FR0003102 A FR 0003102A FR 0003102 A FR0003102 A FR 0003102A FR 2806247 B1 FR2806247 B1 FR 2806247B1
- Authority
- FR
- France
- Prior art keywords
- supplying
- controlling
- discharge lamp
- lamp
- discharge
- 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
- H05B41/36—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
- H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
- H05B41/3927—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation
- H05B41/3928—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by pulse width modulation for high-pressure lamps, e.g. high-intensity discharge lamps, high-pressure mercury or sodium lamps
-
- 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
- H05B41/40—Controlling the intensity of light discontinuously
- H05B41/42—Controlling the intensity of light discontinuously in two steps only
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0003102A FR2806247B1 (fr) | 2000-03-10 | 2000-03-10 | Procede de commande d'un dispositif d'alimentation d'une lampe a decharge |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0003102A FR2806247B1 (fr) | 2000-03-10 | 2000-03-10 | Procede de commande d'un dispositif d'alimentation d'une lampe a decharge |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2806247A1 FR2806247A1 (fr) | 2001-09-14 |
FR2806247B1 true FR2806247B1 (fr) | 2002-05-31 |
Family
ID=8847959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0003102A Expired - Fee Related FR2806247B1 (fr) | 2000-03-10 | 2000-03-10 | Procede de commande d'un dispositif d'alimentation d'une lampe a decharge |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2806247B1 (fr) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3636901A1 (de) * | 1986-10-30 | 1988-05-05 | Philips Patentverwaltung | Verfahren zum betrieb einer hochdruck-natriumdampfentladungslampe |
FR2649277B1 (fr) * | 1989-06-30 | 1996-05-31 | Thomson Csf | Procede et dispositif de gradation de lumiere pour lampe fluorescente d'eclairage arriere d'ecran a cristaux liquides |
DE69018236T2 (de) * | 1990-01-29 | 1995-11-02 | Philips Electronics Nv | Schaltanordnung. |
JP2745493B2 (ja) * | 1992-03-19 | 1998-04-28 | 矢崎総業株式会社 | 車両用前照灯制御装置 |
DE19711183A1 (de) * | 1997-03-18 | 1998-09-24 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren und Schaltungsanordnung zum Betrieb mindestens einer Entladungslampe |
FR2775155B1 (fr) * | 1998-02-13 | 2000-05-05 | Valeo Electronique | Perfectionnements aux dispositifs pour l'alimentation d'une lampe a decharge de projecteur de vehicule automobile |
US6097162A (en) * | 1998-08-17 | 2000-08-01 | Alliedsignal Inc. | Power supply system for a fluorescent lamp |
-
2000
- 2000-03-10 FR FR0003102A patent/FR2806247B1/fr not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2806247A1 (fr) | 2001-09-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |
Effective date: 20071130 |