FR2693074B1 - Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device. - Google Patents

Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device.

Info

Publication number
FR2693074B1
FR2693074B1 FR9207875A FR9207875A FR2693074B1 FR 2693074 B1 FR2693074 B1 FR 2693074B1 FR 9207875 A FR9207875 A FR 9207875A FR 9207875 A FR9207875 A FR 9207875A FR 2693074 B1 FR2693074 B1 FR 2693074B1
Authority
FR
France
Prior art keywords
headlamp
equip
discharge lamp
lamp intended
vehicle headlamp
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 - Lifetime
Application number
FR9207875A
Other languages
French (fr)
Other versions
FR2693074A1 (en
Inventor
Pierre Albou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valeo Vision SAS
Original Assignee
Valeo Vision SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR9207875A priority Critical patent/FR2693074B1/en
Publication of FR2693074A1 publication Critical patent/FR2693074A1/en
Application granted granted Critical
Publication of FR2693074B1 publication Critical patent/FR2693074B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00—Conversion of dc power input into dc power output
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33569—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements
    • H02M3/33576—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
    • B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
    • B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
    • B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
    • 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
    • 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
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/382—Controlling the intensity of light during the transitional start-up phase
    • H05B41/388—Controlling the intensity of light during the transitional start-up phase for a transition from glow to arc

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
FR9207875A 1992-06-26 1992-06-26 Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device. Expired - Lifetime FR2693074B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9207875A FR2693074B1 (en) 1992-06-26 1992-06-26 Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9207875A FR2693074B1 (en) 1992-06-26 1992-06-26 Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device.

Publications (2)

Publication Number Publication Date
FR2693074A1 FR2693074A1 (en) 1993-12-31
FR2693074B1 true FR2693074B1 (en) 1994-08-19

Family

ID=9431235

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9207875A Expired - Lifetime FR2693074B1 (en) 1992-06-26 1992-06-26 Device for a discharge lamp intended to equip a vehicle headlamp and headlamp equipped with such a device.

Country Status (1)

Country Link
FR (1) FR2693074B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608658C1 (en) * 1996-03-06 1997-05-07 Bosch Gmbh Robert High-pressure gas discharge lamp ignition and operating circuit
NO20053519L (en) 2005-07-18 2007-01-19 Thia Medica As Use of compounds comprising fatty acids
DE102005035745A1 (en) * 2005-07-29 2007-02-01 Siemens Ag Discharge lamp e.g. video and projection lamp, igniting device, has coupling unit inductively coupling primary voltage pulse in ignition circuit and including voltage transmission ratio that is selected from certain range

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4348615A (en) * 1980-07-01 1982-09-07 Gte Products Corporation Discharge lamp operating circuit
AT394917B (en) * 1988-07-25 1992-07-27 Stylux Lichtelektronik CIRCUIT ARRANGEMENT FOR A SWITCHING POWER SUPPLY
US5065072A (en) * 1989-03-31 1991-11-12 Valeo Vision Power supply circuit for an arc lamp, in particular for a motor vehicle headlight
DE9015674U1 (en) * 1990-11-15 1992-03-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Switched mode power supply for operating a discharge lamp

Also Published As

Publication number Publication date
FR2693074A1 (en) 1993-12-31

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