DE69312375D1 - Steuerungsschaltung für eine Entladungslampe, insbesondere in Fahrzeugen - Google Patents
Steuerungsschaltung für eine Entladungslampe, insbesondere in FahrzeugenInfo
- Publication number
- DE69312375D1 DE69312375D1 DE69312375T DE69312375T DE69312375D1 DE 69312375 D1 DE69312375 D1 DE 69312375D1 DE 69312375 T DE69312375 T DE 69312375T DE 69312375 T DE69312375 T DE 69312375T DE 69312375 D1 DE69312375 D1 DE 69312375D1
- Authority
- DE
- Germany
- Prior art keywords
- vehicles
- control circuit
- 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.)
- Revoked
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
- H05B41/26—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
- H05B41/2921—Arrangements for protecting lamps or circuits against abnormal operating conditions for protecting the circuit against abnormal operating conditions
-
- 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 |
---|---|---|---|
ITTO920355A IT1259553B (it) | 1992-04-23 | 1992-04-23 | Circuito di comando per una lampada a scarica di gas, particolarmente per l'impiego a bordo di autoveicoli |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69312375D1 true DE69312375D1 (de) | 1997-08-28 |
DE69312375T2 DE69312375T2 (de) | 1997-11-20 |
Family
ID=11410418
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69312375T Revoked DE69312375T2 (de) | 1992-04-23 | 1993-04-22 | Steuerungsschaltung für eine Entladungslampe, insbesondere in Fahrzeugen |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0567108B1 (de) |
JP (1) | JPH0620782A (de) |
DE (1) | DE69312375T2 (de) |
ES (1) | ES2104994T3 (de) |
IT (1) | IT1259553B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4410177A1 (de) * | 1994-03-24 | 1995-09-28 | Hella Kg Hueck & Co | Vorschaltgerät zum Starten und Betreiben von Wechselstrom-Hochdruck-Gasentladungslampen |
US5463283A (en) * | 1994-05-24 | 1995-10-31 | Bkl, Inc. | Drive circuit for electroluminescent lamp |
FR2732540B1 (fr) * | 1995-03-29 | 1997-06-20 | Valeo Electronique | Perfectionnements aux dispositifs d'alimentation de lampes a decharge de projecteurs de vehicules automobiles |
JP3324386B2 (ja) * | 1995-06-02 | 2002-09-17 | 株式会社デンソー | 車両用放電灯制御装置 |
JP3759996B2 (ja) * | 1996-01-08 | 2006-03-29 | 株式会社小糸製作所 | 放電灯点灯回路 |
ATE336158T1 (de) | 2000-08-28 | 2006-09-15 | Koninkl Philips Electronics Nv | Schaltung |
AU2003283736A1 (en) * | 2002-12-20 | 2004-07-14 | Koninklijke Philips Electronics N.V. | Dc/ac converter for supplying two gas discharge lamps |
IT1400164B1 (it) * | 2010-05-19 | 2013-05-17 | Torino Politecnico | Apparato convertitore dc-dc con circuito di limitazione della corrente di in-rush e relativo procedimento di conversione dc-dc |
ITTO20110862A1 (it) * | 2011-09-28 | 2013-03-29 | Magneti Marelli Spa | Procedimento di scarica di un condensatore dc-link in un apparato convertitore dc-dc e relativo apparato convertitore dc-dc |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4904907A (en) * | 1988-02-26 | 1990-02-27 | General Electric Company | Ballast circuit for metal halide lamp |
US4943886A (en) * | 1989-02-10 | 1990-07-24 | Etta Industries, Inc. | Circuitry for limiting current between power inverter output terminals and ground |
US5001386B1 (en) * | 1989-12-22 | 1996-10-15 | Lutron Electronics Co | Circuit for dimming gas discharge lamps without introducing striations |
JP2587718B2 (ja) * | 1990-10-01 | 1997-03-05 | 株式会社小糸製作所 | 車輌用放電灯の点灯回路 |
DE4117589A1 (de) * | 1991-05-29 | 1992-12-03 | Hella Kg Hueck & Co | Vorschaltgeraet fuer hochdruck-gasentladungslampen in kraftfahrzeugen |
-
1992
- 1992-04-23 IT ITTO920355A patent/IT1259553B/it active IP Right Grant
-
1993
- 1993-04-22 EP EP93106530A patent/EP0567108B1/de not_active Revoked
- 1993-04-22 JP JP5096024A patent/JPH0620782A/ja active Pending
- 1993-04-22 ES ES93106530T patent/ES2104994T3/es not_active Expired - Lifetime
- 1993-04-22 DE DE69312375T patent/DE69312375T2/de not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
JPH0620782A (ja) | 1994-01-28 |
IT1259553B (it) | 1996-03-20 |
DE69312375T2 (de) | 1997-11-20 |
EP0567108B1 (de) | 1997-07-23 |
ES2104994T3 (es) | 1997-10-16 |
ITTO920355A0 (it) | 1992-04-23 |
EP0567108A1 (de) | 1993-10-27 |
ITTO920355A1 (it) | 1993-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |