EP3341647A1 - Lichtmodul für fahrzeugscheinwerfer - Google Patents
Lichtmodul für fahrzeugscheinwerferInfo
- Publication number
- EP3341647A1 EP3341647A1 EP16760641.7A EP16760641A EP3341647A1 EP 3341647 A1 EP3341647 A1 EP 3341647A1 EP 16760641 A EP16760641 A EP 16760641A EP 3341647 A1 EP3341647 A1 EP 3341647A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- light
- layer
- module according
- light source
- light module
- 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
Links
Classifications
-
- 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
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
- F21S43/145—Surface emitters, e.g. organic light emitting diodes [OLED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- 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
- F21S41/141—Light emitting diodes [LED]
- F21S41/155—Surface emitters, e.g. organic light emitting diodes [OLED]
-
- 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
- F21S41/24—Light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
- F21Y2115/15—Organic light-emitting diodes [OLED]
Definitions
- the invention relates to a light module for a vehicle headlight comprising at least one primary light source, which is designed as an elongated luminous body and is adapted to generate at least one primary light beam, at least one secondary light source, which secondary light source comprises at least a first layer, which layer is adapted to emit light, and at least one second layer, which has at least one reflective surface, which reflective surface is adapted to reflect at least the light emitted by the first layer.
- the invention relates to a headlamp, in particular motor vehicle headlamp, and / or a tail lamp, in particular a motor vehicle tail lamp, and / or a side marker, in particular a motor vehicle side marker lamp with at least one such light module.
- the invention relates to a vehicle with at least one such headlight and / or at least one such tail light and / or at least one
- OLEDs Organic light-emitting diodes
- these lamps enable the implementation of customer-specific design wishes with regard to special lighting impressions and the representation of depth effects.
- light direction indicator short FRA
- TNL daytime running lights
- taillights tail lights, tail lights, rear fog lights, reversing lights
- side marker lights prescribed light values (values of light intensity) can not be achieved at present.
- additional lighting means such as e.g. LEDs with attached optics, to be mounted near a predetermined shape OLED.
- LEDs By using LEDs, however, the homogeneity of the radiation is impaired.
- the OLED must have a certain shape, whereby the use of such light modules in e.g. Headlamps for space technical and designerischen reasons is restricted.
- the object of the invention is to remedy the above-indicated shortcomings of the light modules according to the prior art and to provide a suitable for vehicle headlamp light module.
- This object is achieved by a light module mentioned in the introduction according to the invention that the light emitted by the at least one secondary light source complements the at least one primary light beam to at least one secondary light beam such that the light module emits light to form a light distribution of a given type ,
- the primary light source emits light in a first spectral range and the first layer emits light in a second spectral range, the first spectral range at least partially superimposing the second spectral range.
- the primary light source emits light in a first spectral range and the first layer emits light in a second spectral range, wherein the first spectral range does not superimpose the second spectral range.
- the reflective surface is to reflect the light emitted by the first layer but to transmit the light generated by the primary light source.
- the light-reflecting surface is arranged such that it deflects the at least one primary light beam.
- the at least one primary light beam may be expedient for the at least one primary light beam to irradiate substantially the entire reflective surface.
- the at least one secondary light source may be in the form of a planar, i. is formed over a surface extending, light source is formed.
- This embodiment is also particularly advantageous because at the same time design specifications (for example, for a large area homogeneously radiating luminous impression) and legal standards bill (using the primary light source) can be taken into account with a planar secondary light source.
- the at least one secondary light source (2) is designed as a plane planar light source.
- the at least one secondary light source is designed as a planar curved light source.
- a homogeneous surface lighting impression can be awoke with both planar and curved secondary light sources.
- a curvature of the secondary light source will not result in collimation of the radiation generated by the secondary light source. Since, however, this is secondary to the fulfillment of the FRA and / or TFL light values, the shape of the secondary light source can serve, for example, decorative design purposes.
- the predetermined type of light distribution is a direction indicator or a daytime driving light.
- the predetermined type of light distribution is a tail light and / or a brake light.
- the light module can be used in a tail / brake light when the light module is arranged in a signal light in a rear area of a vehicle.
- the first layer is integrally formed with the second layer.
- the secondary light source is integral, e.g. as an OLED, trained and offers the installation space technical advantage.
- the first layer has two or more light-emitting segments and the two or more light-emitting segments can be controlled independently of one another.
- controllable is understood here primarily to mean switching on and off, which can also be understood as meaning the dimming (change in the intensity of the emitted light) of the segments can be controlled independently of each other, or that the segments can be controlled in groups independently.
- each of the two or more light-emitting segments may be expedient for each of the two or more light-emitting segments to emit light in a predetermined spectral range.
- Each segment can emit light in different colors and lighting scenes such as "coming home” and / or "Leaving Home” can be realized.
- the second layer has two or more light-reflecting segments.
- the preparation may be advantageous if the number of light-emitting segments of the number of light-reflecting segments is the same and each light-emitting segment is formed integrally with a light-reflecting segment.
- the light module is assigned a control unit, which control unit is set up to control the at least one primary light source and the at least one secondary light source.
- the first layer is associated with an opaque element, which opaque element is arranged so as to protect the second layer of light of a certain wavelength, in particular UV light.
- the at least one primary light source is designed as a glow stick.
- the light rod has a plurality of deflection prisms, which deflecting prisms are adapted to the light, which forms the at least one primary light beam from the Disconnect the light stick and direct it in the direction of the secondary light source.
- the at least one secondary light source is designed as an OLED, wherein the first layer is formed as an emitter layer of the OLED and the second layer as a reflective surface having a cathode of the OLED ,
- the first layer is formed as a transparent OLED and the second layer as at least one Lichtumlenkelement.
- the at least one secondary light source is designed as an OLED, wherein the first layer is formed as an emitter layer of the OLED and the second layer as a cathode of the OLED, wherein the cathode facing to the emitter layer in the Substantially light-reflecting surface and facing away from the emitter layer has substantially translucent surface.
- the at least one OLED is curved.
- OLED organic light emitting diode
- FIG. 2 shows the essential components of a preferred embodiment of a light module according to the invention and their context in a schematic representation
- FIG. 3 shows the essential components of a preferred embodiment with a semi-transparent OLED of a light module according to the invention and their connection in a schematic representation
- FIG. 4 shows the essential components of a preferred embodiment with a transparent OLED of a light module according to the invention and its context in a schematic representation
- FIG. 5 shows a light module according to the invention designed as a signal light
- FIG. 6 shows a cross section along the line AA 'of FIG. 5
- FIG. 6 shows a cross section along the line AA 'of FIG. 5
- FIG. 7 shows another embodiment of a light module according to the invention having a plurality of OLEDs.
- FIG. 1 shows a conventional OLED 1, which is composed of several layers.
- an OLED has an anode 50, a hole-line layer 40, an emitter layer (emission layer) 30, an electron-conducting layer 20 and a cathode 10.
- the anode 50 which is mostly composed of indium tin oxide, is usually located on a substrate 55, which may be formed as a glass plate or a PET film.
- the hole-line layer 40 is applied to the anode 50.
- another layer not shown here, may be applied between the anode 50 and the hole-conducting layer 40 Lowering the injection barrier serves for holes and prevents indiffusion of indium in the transition.
- the emitter layer 30 is applied to the hole line layer 40 and normally contains between 5% and 10% phosphor (dye). Rarely does the emitter layer 30 consist entirely of the dye.
- an electron conduction layer 20 is deposited between the emitter layer 30 and the cathode 10, which is formed of, for example, a metal or an alloy with low electron work function.
- a very thin layer not shown here made of lithium fluoride, cesium fluoride or silver can be vapor-deposited between the cathode 10 and the electron-conducting layer 20 or emitter layer 30.
- Electrons and holes drift toward one another, favored by a voltage U applied between the anode and cathode, and ideally meet in the emitter layer 30, which is why this layer is also called a recombination layer. Electrons and holes form a bound state called an exciton. Depending on the mechanism, the exciton already represents the excited state of the emitter layer forming dye molecules (phosphor molecules), or the decay of the exciton provides the energy to excite these dye molecules. The dye (phosphor) has different states of excitation.
- the excited state can transition to the ground state, emitting a photon (light particle).
- the color of the emitted light depends on the energy gap between excited and ground state and can be selectively changed by varying the dye molecules.
- a use of phosphors is known in which the light emission takes place both from singlet states (fluorescence) and from triplet states (phosphorescence).
- OLEDs may emit light in one or both of the directions LI, L2 shown.
- a reflective cathode 10 this can be used as a reflector for light that is not generated by the emitter layer 30.
- FIG. 2 shows a light module comprising a primary light source 110 and a secondary light source 2, the secondary light source 2 being an OLED having an emitter layer 30 formed first layer and formed as a light-reflecting (for example, a metallic) cathode 10 second layer is formed.
- the primary light source 110 is designed as a glowing rod, which has deflection prisms (defects) 111 for decoupling the light from the luminous rod 110.
- the term "luminescent rod” is understood to mean a light guide to which one or more light sources, eg light-emitting diodes (LEDs) are assigned, the light source / light sources being arranged on at least one end face of the light guide.
- LEDs light-emitting diodes
- the light is in the interior of the boundary walls of the most circular, but possibly also another, for example, elliptical, cross-section having optical fiber totally reflected, however, by which at least one end face the light from the /
- the shape of the contours and the geometry of the light sticks is often determined by design specifications in motor vehicle construction, whereby the desired contours are often no longer able to pass through a single one Luminous rod can be implemented and it is necessary in many cases, umabelabeln a light stick in two branches.
- a primary light beam 210 is formed, wherein the deflecting prisms 111 are arranged such that the primary light beam 210 transilluminates the emitter layer 30 and strikes the reflective surface lOr of the cathode 10, wherein the primary Light beam 210 preferably illuminates the entire reflective surface lOr.
- the primary light beam 210 reflected from the reflecting surface lOr penetrates the emitter layer 30 again and supplements the light 200 emitted by the emitter layer to a secondary light beam 220.
- light 220 is emitted to form a light distribution of a specific type, so that the light module according to the invention
- vehicle lights may be used: direction indicator (both at the front and rear of the vehicle), daytime running light, tail lamp, stop lamp, rear fog lamp, reversing lamp and side marker lamp.
- the secondary light beam 220 has sufficient intensity (light intensity), so that the light module according to the invention radiates the legally prescribed for the above-mentioned vehicle lights amount of light. This has the advantage that eg in the above Vehicle lights, the insertion of the light module according to the invention is sufficient and no other lighting modules / light sources / lamps or similar. necessary.
- FIG. 1 A further preferred embodiment of the light module according to the invention with a semitransparent OLED lh on the basis of its essential components is illustrated in FIG.
- the term "semi-transparent" refers to the properties of the cathode 10, which is designed in such a way that a reflective surface lOr of the cathode 10 facing the emitter layer 30 largely reflects the light emitted by the emitter layer 30 and a surface facing away from the emitter layer 30 10t of the cathode 10 substantially transmits the primary light beam 210.
- the primary light source which in turn is embodied as a light rod 110, is arranged in such a way that essentially all the light of the primary light beam 210 radiates through the surface 10t facing away from the emitter layer 30 and that of the Emitter layer 30.
- a secondary light beam 220 is generated, which can be used to form a light distribution of a certain type.
- the light stick and the OLED can emit light in different colors.
- the term "color” is understood to mean light from a specific predetermined spectral range (or a plurality of spectral ranges).
- the first light-emitting layer (emitter layer 30) is integrally formed with the second layer (cathode 10) of the secondary light source 2, which has a suitable surface IOR for reflecting the light emitted by the emitter layer 30.
- FIG. 3 schematically illustrates an embodiment in which the luminous rod 110 is arranged so that the primary light beam 210 is directed substantially parallel to the light 200 emitted by the emitter layer.
- the formation of the secondary light beam 220 is made possible by a special coating of the cathode 10 of the secondary light source 2 embodied here as an OLED 1h.
- the surface lOr facing the emitter layer 30 is transparent to the primary light beam 210 as well as the surface 10t facing away from the emitter layer 30.
- a cathode with such properties can be achieved, for example, by a special coating of the cathode, which adapt the coating to the spectral properties of the light bar and / or the OLED (OLEDs). It is quite possible, for example Use coating that reflects the light emitted from the emitter layer and light passes through the primary light beam generated by the light bar.
- the secondary light source 2 comprises a first layer 1 and a second layer 10 ', the first layer being formed separately from the second layer 10'.
- the first layer lt is designed as a transparent OLED.
- This transparent OLED comprises a light-emitting emitter layer 30 and a cathode 10, which has a light-transmissive surface 10t.
- the cathode 10 being transparent, the OLED radiates light in (essentially) two directions L 1, L 2.
- the second light-reflecting layer may be formed as a reflector 10 ', which is arranged and configured such that the light emitted by the OLED in the second direction L2 is reflected in the first direction LI.
- a primary light source configured as a light stick 110 is arranged in such a way that the primary light beam 210 is deflected via the reflector 10 'also in the first direction LI, ie the transparent OLED, and the light emitted by the OLED is too supplemented by a secondary light beam 220.
- the secondary light beam 220 is emitted to form a light distribution in the first direction LI, preferably in front of the light module.
- the reflector 10 'used herein may be replaced by an array of light redirecting optical elements suitable for directing the light emitted by the emitter layer 30 and the primary light beam 210 in the first direction LI.
- Such light-redirecting optical elements may be e.g. be formed as prisms, in particular reflective surfaces having prisms.
- FIG. 5 shows a light module of FIG. 1, which is designed as a signal light 100.
- the primary light source is designed as a glowing rod 110, which comprises a light source 112 (in particular an LED) and a light guide having a plurality of deflection prisms 111.
- the light from the light source 112 is fed to one end of the light guide and, as previously explained, propagates in the light guide due to multiple total reflections.
- the deflection prisms 111 serve the purpose of light extraction from the light guide.
- the light coupled out by means of the deflecting prisms 111 forms the primary light beam 210 which is incident on the OLED 105 arranged in a holder 121 at a distance from the luminous bar 110 is steered.
- the holder 121 has a cover plate 120 and a spacer 122.
- the spacer 122 guarantees an accurate positioning of the light guide with respect to the OLED and to the emission direction in relation to the vehicle (direction LI).
- the cover plate can serve, for example, as a carrier for a protective film and / or a protective glass, in particular for UV protection, since the OLEDs can often be water and / or water vapor and / or UV photosensitive.
- FIG. 6 illustrates a cross-section of FIG.
- the primary light beam 210 directed onto the OLED 105 is reflected by the reflective surface Ir of the cathode 10 and supplements that from the emitter layer 30 the OLED 105 generated light.
- the secondary light beam 220 propagating in the direction LI comprises three essential components. First, the reflected primary light beam 210 of the light bar 110 contributes to the formation of light. Secondly, part of the light generated by the emitter layer 30 is emitted in the direction LI. Thirdly, a further part of the light generated by the emitter layer 30 is deflected by the cathode 10 in the direction LI.
- the light module can comprise a plurality of OLEDs.
- An example of a light module with a plurality of OLEDs 105a to 105f is shown schematically in FIG.
- a "wiping direction indicator" can be realized, in which case only the OLEDs or OLEDs are put into operation (for example, the first 200 milliseconds), after which the luminous rod is switched on to that from the OLED or to supplement light emitted by the OLEDs and to generate a secondary light beam or secondary light rays, which is suitable or suitable for forming a light distribution corresponding to the legal standards.
- the use of multi-colored OLEDs not only white light but also various light staging (eg "Coming home", “Leaving Home”) and lighting with depth effect can be realized.
- the light module according to the invention can be used both in headlights and in rear lights and / or side marker lamps of a vehicle.
- the OLED when used in a tail light, the OLED can produce a tail light distribution and the light bar (thanks to its high brightness) brake light distribution.
- the light intensity (light intensity) of the secondary light beam 220 is sufficient to form a light distribution of a particular type always and independently of the specific embodiment discussed above.
- the light module according to the invention can be used in one or more of the following vehicle lights: direction indicators (both in the front and rear of the vehicle), daytime running lights, taillights, brake lights, rear fog lights, reversing lights, and side marker lights.
- direction indicators both in the front and rear of the vehicle
- daytime running lights both in the front and rear of the vehicle
- taillights both in the front and rear of the vehicle
- brake lights both in the front and rear of the vehicle
- rear fog lights reversing lights
- side marker lights side marker lights.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ATA50741/2015A AT517675B1 (de) | 2015-08-27 | 2015-08-27 | Lichtmodul für Fahrzeugscheinwerfer sowie Scheinwerfer, Rückleuchte und Seitenmarkierungsleuchte |
| PCT/AT2016/060037 WO2017031517A1 (de) | 2015-08-27 | 2016-08-23 | Lichtmodul für fahrzeugscheinwerfer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP3341647A1 true EP3341647A1 (de) | 2018-07-04 |
| EP3341647B1 EP3341647B1 (de) | 2020-03-11 |
Family
ID=56876880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP16760641.7A Active EP3341647B1 (de) | 2015-08-27 | 2016-08-23 | Lichtmodul für fahrzeugscheinwerfer |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3341647B1 (de) |
| CN (1) | CN107923589B (de) |
| AT (1) | AT517675B1 (de) |
| WO (1) | WO2017031517A1 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CZ2015769A3 (cs) * | 2015-10-30 | 2016-12-14 | Varroc Lighting Systems, s.r.o. | Světelné zařízení, zejména signální svítilna pro motorová vozidla |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6700692B2 (en) * | 1997-04-02 | 2004-03-02 | Gentex Corporation | Electrochromic rearview mirror assembly incorporating a display/signal light |
| DE20019073U1 (de) * | 2000-11-09 | 2001-02-22 | Hella KG Hueck & Co., 59557 Lippstadt | Beleuchtungseinrichtung |
| JP2006196196A (ja) * | 2005-01-11 | 2006-07-27 | Pentax Corp | 車両用ヘッドライト |
| DE102009009087A1 (de) * | 2009-02-14 | 2010-08-19 | Hella Kgaa Hueck & Co. | Beleuchtungseinrichtung für ein Kraftfahrzeug |
| DE102009058939A1 (de) * | 2009-12-17 | 2011-06-22 | ERCO GmbH, 58507 | Leuchte |
| FR2956468B1 (fr) * | 2010-02-15 | 2015-07-10 | Valeo Vision | Dispositif optique, notamment pour vehicule automobile |
| WO2011107904A1 (en) * | 2010-03-03 | 2011-09-09 | Koninklijke Philips Electronics N.V. | Lighting device with lamp and oled |
| FR2967477B1 (fr) * | 2010-11-15 | 2014-11-21 | Valeo Vision | Dispositif d'eclairage et/ou de signalisation d'un vehicule automobile comprenant une source surfacique de lumiere |
| US20130106294A1 (en) * | 2011-10-31 | 2013-05-02 | General Electric Company | Organic light emitting diodes in light fixtures |
| US10337688B2 (en) * | 2013-03-27 | 2019-07-02 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
| AT514217B1 (de) * | 2013-05-08 | 2016-02-15 | Zizala Lichtsysteme Gmbh | Beleuchtungseinrichtung für Kraftfahrzeuge |
| JP6251985B2 (ja) * | 2013-05-31 | 2017-12-27 | 市光工業株式会社 | 車両用灯具 |
| JP2015011884A (ja) * | 2013-06-28 | 2015-01-19 | 東芝ライテック株式会社 | 照明器具 |
| JP6132684B2 (ja) * | 2013-07-10 | 2017-05-24 | 株式会社小糸製作所 | 車両用灯具 |
-
2015
- 2015-08-27 AT ATA50741/2015A patent/AT517675B1/de not_active IP Right Cessation
-
2016
- 2016-08-23 CN CN201680049522.8A patent/CN107923589B/zh active Active
- 2016-08-23 WO PCT/AT2016/060037 patent/WO2017031517A1/de not_active Ceased
- 2016-08-23 EP EP16760641.7A patent/EP3341647B1/de active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3341647B1 (de) | 2020-03-11 |
| WO2017031517A1 (de) | 2017-03-02 |
| AT517675A1 (de) | 2017-03-15 |
| CN107923589A (zh) | 2018-04-17 |
| CN107923589B (zh) | 2020-11-06 |
| AT517675B1 (de) | 2017-08-15 |
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