EP1160506A2 - Projecteur du genre elliptique pour véhicules et dispositif d' éclairage avec au moins un tel projecteur - Google Patents

Projecteur du genre elliptique pour véhicules et dispositif d' éclairage avec au moins un tel projecteur Download PDF

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Publication number
EP1160506A2
EP1160506A2 EP01111391A EP01111391A EP1160506A2 EP 1160506 A2 EP1160506 A2 EP 1160506A2 EP 01111391 A EP01111391 A EP 01111391A EP 01111391 A EP01111391 A EP 01111391A EP 1160506 A2 EP1160506 A2 EP 1160506A2
Authority
EP
European Patent Office
Prior art keywords
light
wavelength range
shielding device
headlight
reflector
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.)
Granted
Application number
EP01111391A
Other languages
German (de)
English (en)
Other versions
EP1160506B1 (fr
EP1160506A3 (fr
Inventor
Johannes Eschler
Reinhold Fiess
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1160506A2 publication Critical patent/EP1160506A2/fr
Publication of EP1160506A3 publication Critical patent/EP1160506A3/fr
Application granted granted Critical
Publication of EP1160506B1 publication Critical patent/EP1160506B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/14—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for producing polarised light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
    • F21S41/13—Ultraviolet light; Infrared light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
    • F21S41/635—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by moving refractors, filters or transparent cover plates
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
    • F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
    • F21S41/689—Flaps, i.e. screens pivoting around one of their edges
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/04—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters for filtering out infrared radiation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/17—Discharge light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes

Definitions

  • the invention is based on a headlight for vehicles according to the projection principle and one Lighting device with at least one Headlights according to the preamble of claim 1.
  • a generic headlight is from DE 196 21 254 A1 known.
  • the headlight has a light source and a reflector through which the light source emitted light is reflected.
  • In the beam path of the Reflector of reflected light beam is one Shielding device arranged in the form of an aperture which is part of the light beam reflected by the reflector is shielded and that for light in the visible Wavelength range is opaque. Through the Shielding device becomes a Corposcuro boundary from which Headlights emerging visible light generated.
  • In Light exit direction after the shielding device is one Lens arranged through which and reflected by the reflector light passing the shielding device passes through.
  • the shielding device for generating the The cut-off line is required to avoid glare Avoid oncoming traffic through visible light, however is the visibility for the driver himself limited so that this is at a greater distance cannot perceive objects located, since they cannot be illuminated.
  • the headlight according to the invention with the features according to Claim 1 has the advantage that in addition to the lighting of the area in front of the vehicle with light in visible wavelength range at a greater distance lying area with light in the infrared Wavelength range is illuminated, which is an improvement of the visual conditions for the vehicle driver without that oncoming traffic is blinded.
  • the lighting device according to Claim 10 has the advantage that by the sensor device that by the light in the infrared wavelength range illuminated area detected and on the display device is shown for the vehicle driver, so that the Vehicle drivers are also at a great distance Can perceive objects.
  • the further training according to claim 3 additionally enables a high beam function with light in the visible wavelength range.
  • the training according to Claim 4 enables the use of the Shielding device shielded light in the visible Wavelength range.
  • the training according to claim 6 enables targeted determination of the area or areas which illuminates with light in the infrared wavelength range become.
  • the training according to claim 8 enables Avoidance of interference from other light sources originating light in the infrared wavelength range.
  • the Training according to claim 9 also enables Avoidance of interference from other light sources originating light in the infrared wavelength range.
  • FIG. 1 shows a vehicle with a Illumination device in a schematic representation a headlight
  • Figure 2 the headlight in an enlarged Representation
  • Figure 3 one in front of the headlight arranged measuring screen.
  • the Lighting device has at least one at the front end the body of the motor vehicle arranged headlights 10, which will be described in more detail below.
  • headlights 10 are provided that are close the side edges of the body of the vehicle are arranged.
  • the headlights both light in visible wavelength range as well as light in the invisible infrared wavelength range.
  • the lighting device has a sensor device 12 through which the one illuminated by the infrared light Area in front of the vehicle is detected.
  • the sensor device 12 can for example be a video camera, a CCD sensor or be a CMOS sensor.
  • the sensor device 12 is equipped with a Connected display device 14, which is in the field of view of Vehicle driver is arranged and on which the with the infrared light illuminated and by the sensor device 12 detected area for the vehicle driver is shown.
  • the display device 14 can, for example, be a screen be or a projection device with which one Image of the area detected by the sensor device 12 is generated on the windshield of the vehicle.
  • the headlight 10 is after Projection principle constructed and has a light source 20 on both light in the visible wavelength range and also light in the invisible wavelength range, emits at least in the infrared wavelength range.
  • the Light source 20 may be an incandescent lamp, or preferably one Be a gas discharge lamp.
  • the light source 20 is in one concave curved reflector 22 used by the of the Light source 20 emitted light as a light beam is reflected.
  • the reflector 22 can be, for example have an ellipsoidal or ellipsoidal shape so that through this a converging light beam is reflected becomes.
  • the luminous element of the light source 20, that is to say its Incandescent filament or arc, is approximately in the range of inner focus of the reflector 22 is arranged.
  • a light beam is a shielding device 24 in the form of a Aperture arranged for light in the visible Wavelength range is opaque.
  • the Shielding device 24 is substantially below the optical axis 23 of the reflector 22 arranged and points an upper edge 26.
  • the shielding device 24 thus part of the visible light from the reflector 22 reflected light beam shielded so that this is not can emerge from the headlight.
  • the wavelength range is given a Patoscuro limit according to the location and shape of the top edge 26 of the Shielding device 24.
  • the shielding device 24 can be approximately in the plane of the one pointing in the light exit direction 28 Front edge of the reflector 22 or to this in Light exit direction 28 may be arranged offset.
  • a lens 30 is arranged through which the reflector 22 reflected and on the shielding device 24 passing light beam passes through.
  • the bundle of light is deflected when passing through the lens 30, so that this to illuminate the area in front of the vehicle predefined illuminance distribution generated.
  • the Lens 30 has an approximately flat side facing the reflector 22 and a convex curved side facing away from it, the preferably has an aspherical curvature. Doing so the top edge 26 of the shield 24 as an upper Light-dark boundary depicted that from which from the Headlight emerging from light beam illuminated area limited. A glare from the Avoiding oncoming traffic.
  • That from the headlight emerging light bundles in the visible wavelength range is a dimmed light beam, preferably a Low beam.
  • the light exit opening of the Headlamp 10 can with a translucent pane 32 can be covered, which can be smooth, so that essentially unaffected by this light passes through, or at least partially optical Can have profiles through which light passes is distracted and / or scattered.
  • FIG 3 is a distance from the headlight arranged measuring screen 80 shown by the from Headlight emitted light is illuminated.
  • the Measuring screen 80 has a horizontal center plane HH and a vertical center plane VV, which is in a point HV to cut.
  • the measuring screen 80 represents the projection a roadway in front of the headlight, the would be illuminated accordingly.
  • the measuring screen 80 is through the light emitted by the headlight in the visible Wavelength range illuminated in an area 82.
  • the Area 82 is up through the Corposcuro boundary limited by the top edge 26 of the shielding device 24 is determined.
  • the light-dark boundary points to the Oncoming traffic side, that is in the version shown the left side of the headlamp for right - hand traffic Measuring screen 80, a horizontal section 83 on the slightly below the horizontal central plane HH des Measuring screen 80 runs.
  • the Patoscuro limit On your own traffic side, that is the right side of the measuring screen 80 in right-hand traffic, the Patoscuro limit has one starting from the horizontal Section 83 to the right ascending section 84. The from the headlight in the visible wavelength range emitted light beam thus points to its own A greater range on the traffic side than on the Oncoming traffic side.
  • the shielding device 24 is at least in some areas for light in the infrared wavelength range at least partially permeable.
  • the Shielding device 24 for light in the near infrared Wavelength range between about 780 nm and about 7 ⁇ m at least partially permeable.
  • the reflector 22 is in an area through which the light source 20 emits Light is reflected that towards the shielding device 24 runs, designed such that light through this is reflected, its share in the infrared Wavelength range after passing through the Shielding device 24 and the lens 30 a larger one Has a range than that on the shielding device 24 passing light in the visible wavelength range.
  • the shielding device 24 Through that which passes through the shielding device 24 Light in the infrared wavelength range thus turns on Area 88 of the measuring screen 80 illuminated, the higher is arranged as that illuminated by visible light Area 82 and on the road accordingly further is arranged as the region 82. Preferably closes the far range 88 is directly above the Patoscuro limit 83.84 to the area 82. Through the sensor device 12 the far range 88 is detected and on the Display device 14 shown for the vehicle driver, so that the vehicle driver is also in the long range 88 can detect objects located. The far range 88 corresponds approximately to a high beam area, for example when the high beam is switched on with visible light would be illuminated.
  • the shielding device 24 can be mounted on the reflector 22 facing side at least partially in the area in which this for the light in the infrared wavelength range is transparent to light in the visible wavelength range be at least partially reflective. This makes visible through the shielding device 24 Light reflected back onto the reflector 22 through which this light is at least partially reflected in this way can that this passes the shielding device 24 and emerges from the headlight.
  • the shielding device 24 can be used at least in some areas as reflective Interference filter be formed.
  • the shielding device 24 can be permeable to light over its entire surface in the infrared wavelength range or only in one or several partial areas, the shielding device 24 in the other sub-areas light in the infrared Wavelength range absorbed or reflected. Hereby can selectively the location and size of the far range 88, the on the measuring screen 80 by the light in the infrared Wavelength range is illuminated, as well as the Illuminance of the far range 88 can be determined.
  • the light source 20 can be operated constantly or pulsed or modulated.
  • the modulation frequency is preferably at least about 100 Hz, so that for human eye the modulation is not noticeable is.
  • the sensor device 12 becomes synchronous with the light source 20, that is operated with the same modulation frequency, so that through this the illumination of the far range 88 only is detected when this is illuminated by the light source 20 becomes.
  • the sensor device 12 can have an aperture 34 have through which the incidence of light in the Sensor device 12 is controlled.
  • Modulated operation of the light source 20 can also be provided be that in the beam path through the shielding device 24 passing light in the infrared Wavelength range a polarizer device 36 is arranged, through which the headlights emerging infrared light is linearly polarized.
  • the Polarizer device 36 can, for example, on the Shielding device 24 or on the cover plate 32 be applied or as a separate component in the Beam path of the through the shielding device 24 passing light may be arranged.
  • a second polarizer device 38 can be arranged which is also referred to as an analyzer, and their Direction of polarization compared to the direction of polarization the polarization device 36 is rotated by 90 °.
  • the polarizers 36, 38 will dazzle the Sensor device 12 by other light sources, for example light sources of the headlights oncoming vehicles, originating and directly in the Sensor device 12 incident light can be avoided because this because of the different polarization directions not or only weakened into the sensor device 12 can occur.
  • the shielding device 24 can be fixed in the headlight 10 to be arranged or movable between one Position in which, as explained above, in Beam path of the light beam reflected by the reflector 22 is arranged and with its upper edge 26 Light-dark boundary 83.84 of the visible light beam generated, and at least one other position in which the Shielding device 24 at least less far into the Beam path of the light beam reflected by the reflector 22 protrudes or is arranged outside the beam path.
  • Adjustment element 40 For Movement of the shielding device 24 engages it Adjustment element 40.
  • the shielding device 24 can for example, be displaceable in approximately the vertical direction or about an axis 42, for example, running horizontally be pivotable.
  • Shielding device 24 in Figure 2 With solid lines that is Shielding device 24 in Figure 2 in its Beam path projecting position shown and with dashed lines in their out of the ray path distant position. If the shield 24 in their position in the beam path, so the light-dark boundary 83.84 of the visible Beam of light generated and by the headlight 10 is a Low beam with visible light covering area 82 illuminated, and a high beam with infrared light, that illuminates the far range 88, in which none Oncoming traffic glare occurs. In this position is the shielding device 24 if that The vehicle's low beam is switched on. If the Shielding device 24 from the beam path of the Reflector 22 reflected light beam is moved out, so the visible from the headlight 10 continues Beam of light illuminating area 82.
  • This Position is the shielding device 24 when that High beam of the vehicle is switched on and none Oncoming traffic is present.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
EP01111391A 2000-05-31 2001-05-10 Projecteur du genre elliptique pour véhicules et dispositif d' éclairage avec au moins un tel projecteur Expired - Lifetime EP1160506B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10027018A DE10027018B4 (de) 2000-05-31 2000-05-31 Fahrzeugscheinwerfer nach dem Projektionsprinzip und Beleuchtungseinrichtung eines Fahrzeugs mit wenigstens einem solchen Scheinwerfer
DE10027018 2000-05-31

Publications (3)

Publication Number Publication Date
EP1160506A2 true EP1160506A2 (fr) 2001-12-05
EP1160506A3 EP1160506A3 (fr) 2004-03-24
EP1160506B1 EP1160506B1 (fr) 2006-08-09

Family

ID=7644248

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01111391A Expired - Lifetime EP1160506B1 (fr) 2000-05-31 2001-05-10 Projecteur du genre elliptique pour véhicules et dispositif d' éclairage avec au moins un tel projecteur

Country Status (4)

Country Link
US (1) US6467940B2 (fr)
EP (1) EP1160506B1 (fr)
JP (1) JP4838444B2 (fr)
DE (2) DE10027018B4 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
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EP1526038A1 (fr) * 2003-10-21 2005-04-27 Valeo Vision Dispositif projecteur bifonction pour véhicule automobile.
WO2007124836A1 (fr) * 2006-04-28 2007-11-08 Bayerische Motoren Werke Aktiengesellschaft Phare de véhicule automobile
WO2007124837A1 (fr) * 2006-04-26 2007-11-08 Bayerische Motoren Werke Aktiengesellschaft Projecteur de véhicule à moteur
CN112937423A (zh) * 2021-03-11 2021-06-11 重庆长安汽车股份有限公司 一种自适应前照明系统的高度调节方法

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US20030202097A1 (en) * 2000-10-26 2003-10-30 Autoliv Development Ab Night vision arrangement
US7995095B2 (en) * 2001-10-18 2011-08-09 Autoliv Development Ab Night vision device for a vehicle
JP2003123520A (ja) * 2001-10-18 2003-04-25 Koito Mfg Co Ltd 赤外光照射ランプ兼用投射型前照灯
FR2831497B1 (fr) * 2001-10-30 2004-07-09 Valeo Vision Dispositif d'eclairage de type elliptique pour vehicule automobile
EP1497155B1 (fr) * 2002-04-23 2006-08-16 Autoliv Development Ab Systeme de vision nocture
FR2839138B1 (fr) * 2002-04-30 2005-01-07 Valeo Vision Dispositif projecteur bifonction pour vehicule automobile
EP1554745A2 (fr) 2002-07-23 2005-07-20 Philips Intellectual Property & Standards GmbH Lampe
DE10254023A1 (de) * 2002-11-20 2004-06-03 Automotive Lighting Reutlingen Gmbh Scheinwerferanordnung für Fahrzeuge sowie Vorrichtung zur Visualisierung eines Sichtfeldes in Fahrtrichtung eines Fahrzeuges
DE10256102B4 (de) * 2002-11-29 2005-09-15 Daimlerchrysler Ag Fahrzeugscheinwerfer und Verfahren zum Betrieb eines solchen
DE10258497B4 (de) * 2002-11-29 2005-02-10 Daimlerchrysler Ag Fahrzeugscheinwerfer zur Beleuchtung der Fahrzeugumgebung und Anordnung zur Verbesserung der Sicht mit solchen Fahrzeugscheinwerfern
CN100474501C (zh) 2002-12-12 2009-04-01 皇家飞利浦电子股份有限公司 具有红外反射涂层的灯
FR2849156B1 (fr) * 2002-12-20 2005-12-16 Valeo Vision Projecteur de vehicule automobile assurant au moins deux fonctions
DE10311853B4 (de) * 2003-03-17 2005-03-24 Daimlerchrysler Ag Scheinwerfer für ein Fahrzeug
DE10315741A1 (de) * 2003-04-04 2004-11-04 Daimlerchrysler Ag Vorrichtung zur Verbesserung der Sicht in einem Kraftfahrzeug
FR2854941B1 (fr) * 2003-05-16 2006-01-20 Valeo Vision Dispositif projecteur avec plaque pivotante, notamment pour vehicule automobile
DE10355747B4 (de) * 2003-08-28 2014-10-09 Automotive Lighting Reutlingen Gmbh Kraftfahrzeugscheinwerfer zur Erzeugung unterschiedlicher Leuchtfunktionen
JP4140042B2 (ja) * 2003-09-17 2008-08-27 スタンレー電気株式会社 蛍光体を用いたｌｅｄ光源装置及びｌｅｄ光源装置を用いた車両前照灯
DE10359345B3 (de) * 2003-12-16 2005-09-15 Daimlerchrysler Ag Vorrichtung zur Verbesserung der Sichtverhältniesse in einem Kraftfahrzeug
FR2864932B1 (fr) * 2004-01-09 2007-03-16 Valeo Vision Systeme et procede de detection de conditions de circulation pour vehicule automobile
FR2873788B1 (fr) * 2004-07-30 2006-10-13 Valeo Vision Sa Module optique elliptique a occulteur pour vehicule automobile
US7566155B2 (en) * 2004-08-06 2009-07-28 Koninklijke Philips Electronics N.V. LED light system
US20060171153A1 (en) * 2005-02-03 2006-08-03 Hella Kgaa Hueck & Co. Light distribution for headlights of vehicles
JP4527623B2 (ja) * 2005-07-21 2010-08-18 株式会社小糸製作所 車両用灯具
US7410282B2 (en) * 2005-10-25 2008-08-12 Visteon Global Technologies, Inc. Bi-functional headlight module
DE102006013700B3 (de) * 2006-03-24 2007-10-11 Robert Bosch Gmbh Einrichtung an einem Fahrzeug zur Verhinderung der Blendung
US7736037B2 (en) * 2006-06-02 2010-06-15 Visteon Global Technologies, Inc. Bi-functional lighting mechanism based on rotary actuator
JP4714108B2 (ja) * 2006-08-09 2011-06-29 株式会社小糸製作所 車両用赤外光照射ランプ
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EP1160506B1 (fr) 2006-08-09
JP2002008415A (ja) 2002-01-11
DE50110661D1 (de) 2006-09-21
US6467940B2 (en) 2002-10-22
US20020001198A1 (en) 2002-01-03
DE10027018B4 (de) 2010-09-09
EP1160506A3 (fr) 2004-03-24
JP4838444B2 (ja) 2011-12-14

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