WO2008009630A1 - Strahlungsemittierende einrichtung mit mehreren strahlungsemittierenden bauelementen und beleuchtungseinrichtung - Google Patents
Strahlungsemittierende einrichtung mit mehreren strahlungsemittierenden bauelementen und beleuchtungseinrichtung Download PDFInfo
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- WO2008009630A1 WO2008009630A1 PCT/EP2007/057229 EP2007057229W WO2008009630A1 WO 2008009630 A1 WO2008009630 A1 WO 2008009630A1 EP 2007057229 W EP2007057229 W EP 2007057229W WO 2008009630 A1 WO2008009630 A1 WO 2008009630A1
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- WO
- WIPO (PCT)
- Prior art keywords
- radiation
- emitting components
- emitting
- carrier body
- electrical leads
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
- H05K1/0203—Cooling of mounted components
- H05K1/021—Components thermally connected to metal substrates or heat-sinks by insert mounting
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/0284—Details of three-dimensional rigid printed circuit boards
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0393—Flexible materials
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/053—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an inorganic insulating layer
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/05—Flexible printed circuits [FPCs]
- H05K2201/056—Folded around rigid support or component
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/03—Metal processing
- H05K2203/0315—Oxidising metal
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0058—Laminating printed circuit boards onto other substrates, e.g. metallic substrates
- H05K3/0061—Laminating printed circuit boards onto other substrates, e.g. metallic substrates onto a metallic substrate, e.g. a heat sink
-
- H10W72/884—
-
- H10W74/15—
Definitions
- Radiation-emitting device with a plurality of radiation-emitting components and illumination device
- the present invention relates to a method for the manufacture ⁇ development of a radiation-emitting device comprising at least two radiation-emitting devices according to the preamble of claim 1 and a method for manufacturing a lighting device according to the preamble of claim 40. Furthermore the invention relates to a radiation-emitting device having at least two radiation-emitting components according to the preamble of claim 41 and a lighting device according to the preamble of claim 42.
- EP 1 371 901 A2 describes lamps which have supports with a plurality of flat side surfaces on which LEDs are mounted. However, EP 1 371 901 A2 does not disclose how the LEDs can be electrically contacted.
- the publication DE 103 33 837 A1 specifies a light-emitting diode module in which a plurality of light-emitting diodes are arranged along a curved line on a surface region.
- the document DE 103 33 836 Al describes a light-emitting module with an arrangement of several Leuchtdi ⁇ diodes and a light-deflecting means on an axisymmetric Carrier. In this case, an electrical contacting of the LEDs is disclosed in neither of the two documents.
- An object of the present invention is to specify a method for producing a radiation-emitting device comprising at least two radiation-emitting components on ⁇ . Furthermore, an object of the present inven ⁇ tion, a method for producing a
- Illumination device which comprises a radiation-emitting device ⁇ direction, and to provide such a lighting device.
- a method for producing a radiation-emitting device can comprise in particular the steps:
- steps of the method are not predetermined by the above-mentioned order of the method steps or by the description of the steps but rather can result, for example, from a technical feasibility.
- steps of Ver ⁇ proceedings can be carried out regardless of their name before or after other steps, and it may also be possible that several steps can be performed simultaneously.
- method steps may comprise a plurality of sub-steps, where ⁇ can be executed at each sub-step regardless of its name before or after or simultaneously with one or more sub-steps of the same or one or more other method steps.
- the order of method steps and / or substeps of method steps may be different in different embodiments.
- a spatial orientation of a surface portion of the surface of the carrier body is defined by a normal vector.
- a normal vector can be understood to be particularly preferably a bound vector whose origin lies in the associated surface subarea and which is directed perpendicularly away from the carrier body perpendicular to the surface subarea.
- a surface portion may be just o- curved, with a curved
- a curved surface subregion can also be defined by a normal vector, wherein it can be advantageous if the normal vector of a curved surface subregion can be obtained, for example, by means of mean vectors of normal vectors, in each case Define subregions of the surface subarea.
- the subregions of the surface subregion may have a finite size or may be infinitely small.
- the normal vector of a curved surface may in particular be given by the normal vector of a tangent plane applied to the subarea of the surface subarea.
- the averaging can refer to any common and suitable averaging method. In particular, two normal vectors pointing in different spatial directions can be said to be different.
- Different surface subareas on which radiation-emitting components are arranged can adjoin one another or can be separated from one another by further surface subareas on which no radiation-emitting components are arranged.
- a carrier body which has a high thermal Leitfä ⁇ ability.
- a high thermal conductivity can prove advantageous, for example, if, for example, a large amount of heat is generated during operation by the radiation-emitting components, which must be derived from the radiation-emitting components, for example for permanent and failure-free operation of the radiation-emitting components.
- a suitably high thermal conductivity can be made possible, for example, by a carrier body which has one or more metals.
- metals such as aluminum, copper or other metals or metal compounds or alloys may be mentioned for this purpose.
- Other materials such as ceramics and / or plastics alone or in combination with the above-mentioned metals may also be used in providing the carrier body become.
- the support body may further comprise different portions of different materials, for example, a core of a first material and a cladding of the core of one or more other materials.
- the envelope may be structured or unstructured.
- Providing the carrier body may comprise in particular the production of such a substrate body consists of one or several ⁇ ren materials and / or layers of material.
- a carrier body may, for example, at least a so-called heat pipe ( "heat pipe”) have.
- heat pipe heat pipe
- the at ⁇ least one heat pipe may in this case be approximately integrated in the carrier body.
- a carrier body comprising copper, aluminum, or an alloy coins ⁇ tion with at least one of copper and aluminum. It may be particularly advantageous if a carrier body is provided, which is made of aluminum or copper.
- the carrier body may be formed as a flexible sheet, in particular of aluminum or copper, or as a flexible Fo ⁇ lie on which or on which the at least two radiation-emitting components are mounted on differing ⁇ chen partial surface regions, and the sheet or foil can be bent so that the normal vectors of the aforementioned surface subareas on which the radiation-emitting components are arranged point in different spatial directions.
- the bending of the sheet or of the foil can be carried out before or after the application of the radiation-emitting components.
- the manufacturing devices such as placement machines etc. work better with planar geometries.
- a carrier body which has a parallelepiped-like shape. It may mean parallelepiped that a carrier body is provided, the shape of which is derived from a cuboid and essential features of a cuboid, in particular ⁇ special that the support body has six side surfaces, of which opposite sides are congruent and parallel and of which adjacent side surfaces in Ebe ⁇ nen lie, the right angle with each other. In this case, for example, edges may have chamfers and / or rounded portions in the case of a parallelepipedal carrier body. Furthermore, side surfaces or surface subregions may have structuring such as depressions or elevations.
- a parallelepiped-like carrier body has an elongated shape, ie the cuboid-like carrier body can be long one major axis longer than along the other two spatial axes.
- a carrier body may be provided which has a prism-like shape. It is prism similarly construed as parallelepiped-like in a similar sense, and in particular that for example a carrier body be ⁇ is riding provided, which has a prism shape with tapered and / or rounded edges and / or structuring such as grooves or on surface part preparation ⁇ chen.
- a carrier body having a prism-like shape can in this case have a circular, an elliptical, a triangular, or an n-polygonal cross-sectional area, said n is an integer greater than four, or may have a combination ⁇ nation thereof.
- the cross-sectional area may preferably be a sectional area through the prism-like carrier body perpendicular to the prism axis.
- a support body can be provided with an elongated prism-like shape, which means that the prism axis of the prism-like carrier body is longer than a diam ⁇ ser, may be a diagonal or a side of the base.
- surface portions of the support body side surfaces of a supporting body in particular a parallelepiped-like carrier body ⁇ be.
- surface subregions may comprise subregions of side surfaces of a carrier body or be subregions of side surfaces.
- At least one of the at least two radiation-emitting components which are arranged on the carrier body has a semiconductor light- emitting diode (LED).
- LED semiconductor light- emitting diode
- all of the at least two radiation-emitting components may comprise LEDs.
- a device group as a strahlungsemit- animal splitting component and a functional assembly with at least two LEDs ⁇ or with at least two
- An LED may in this case refer to a semiconductor layer sequence with suitable electrical ⁇ rule contacts or an arrangement comprising, for its part, has a semiconductor layer sequence, which is mounted in a housing electrical contacts.
- a functional arrangement with at least two LEDs can furthermore comprise a main body, for example a plastic or preferably a ceramic, on which the at least two LEDs are mounted and electrically connected.
- Electrically interconnected may mean that the at least two LEDs of the functional arrangement are electrically conductively connected to one another in series, in parallel or in a combination thereof
- a functional arrangement having at least two LEDs preferably has electrical contacting possibilities for the electrical interconnection of the main body at least two LEDs, via which the elec ⁇ cally connected LEDs can be connected to a power and / or power supply.
- the at least two radiation-emitting components may have the same or different emission spectra.
- the at least two LEDs of a funktionel ⁇ len array may have identical or different emission spectra. If the radiation-emitting components or the at least two LEDs of a functional arrangement have different emission spectra, a mixed-color luminous impression, for example, can be aroused by a suitable superposition of the emission spectra in a viewer.
- An emission spectrum advantageously has one or more wavelengths or one or more regions of wavelengths from a range of ultraviolet to infrared electromagnetic radiation, in particular from blue to red light.
- the at least two radiation-emitting components inorganic half ⁇ semiconductor chip, thin-film semiconductor chip or organic semi-conductor chips ⁇ than LEDs may be advantageous if thin-film semiconductor chips emitting in the blue or ultraviolet wavelength range, in particular GaN-based thin-film semiconductor chips, are used with a wavelength conversion substance arranged downstream in the beam path.
- the wavelength conversion material may in this case be such ⁇ been selected, an LED has a white emission spectrum.
- a thin-film light-emitting chip can be distinguished by the following characteristic features, in particular: Epitaxietikenfol ⁇ ge to a to a carrier element facing toward the first major surface of a radiation-generating deposited a reflecting layer or keptbil ⁇ det, at least a portion of the
- Epitaxial layer sequence generated electromagnetic radiation reflected back into this; the epitaxial layer sequence has a thickness in the range of 20 ⁇ m or less, in particular in the range of 10 ⁇ m;
- the epitaxial layer sequence contains at least a half ⁇ conductor layer having at least one surface having a fürmi ⁇ research structure which ideally leads to an approximately ergodic distribution of the light in the epitaxial layer sequence, that is, it has a ergo possible disch stochastic scattering behavior.
- a thin-film light-emitting diode chip is, to a good approximation, a Lambertian surface radiator and can therefore be particularly well suited for use in a headlight.
- the Anord ⁇ voltage of the at least two radiation-emitting components including at different partial surface regions of the carrier body the following steps:
- an adhesive for example, have an adhesive or a solder.
- an adhesive to a curable ⁇ from adhesive for example an adhesive based on silicone, epoxy, urethane, acrylate or cyanoacrylate.
- a curable adhesive may comprise or be a thermally conductive silicone or epoxy adhesive.
- a curable adhesive may be by ultraviolet radiation, by heat, by Kraftbeaufschla ⁇ tion, by a chemical reaction, for example, with moisture or air, or by a suitable other type and hardened or a combination thereof.
- the curable adhesive can be completely cured in one step or each partially cured in two or more sub-steps, so that, for example, the Ge ⁇ entirety of the sub-steps curing of the adhesive be ⁇ works.
- the adhesive may in different sub-steps are cured in each case in different manner from ⁇ , for example, in a first part step by a low supply of heat and in a second substep by a higher heat supply or, for example, in a first part step by ultraviolet radiation, and in a second partial step by heat.
- pre-fixing may mean that the radiation-emitting component adheres and remains on the surface subarea for a reasonable period of time, ie, for a period of the order of magnitude of the duration of the manufacturing process of the radiation-emitting device are then cured and cause a permanent Fi ⁇ xation the radiation-emitting component on the surface portion.
- a permanent fixing can mean that the radiation-emitting device preferably also for example, me ⁇ chanical stress at the surface portion permanently adhered and remains ,
- a first adhesive and a second adhesive to the radiation-emitting components and / or the surface part ⁇ areas can be applied in an embodiment of the method. It may be advantageous when a fast curable adhesive is applied as a first adhesive, and another from ⁇ curable adhesive or a solder is applied as the second adhesive.
- a rapidly curable adhesive may for example be an adhesive that can be cured in less than a few seconds. It may be advantageous if a rapidly curable adhesive is curable, for example, alone by ei ⁇ ne chemical reaction, for example with moisture or air and / or by short heat.
- the first adhesive can be applied selectively, while the second adhesive can be applied over a large area preferably over the entire contact surface between a radiation-emitting component and a surface portion or at least a large portion thereof.
- a DAU ⁇ manent fixation of a radiation-emitting device on a surface portion can be achieved by the second adhesive.
- the second adhesive has an adhesive ⁇ material which is curable by supplying heat.
- an adhesive that hardens faster than the curable adhesive used as the second adhesive can be used as the first adhesive.
- the method of the above two process steps are at least Bl to B3 sequenced ⁇ tially, that is, performed simultaneously or in immediate succession for a radiation-emitting component.
- This may mean in particular that, for example, immediately after the application of at least one adhesive to a radiation-emitting component and / or a surface chenteil Scheme the radiation-emitting component is positioned on the surface portion and fixed before the other on a white ⁇ teres radiation-emitting component and / or a white ⁇ direct surface portion after applying at least one adhesive
- Radiation-emitting device is arranged and fixed on the other Oberflä ⁇ Chen portion.
- a radiation-emitting component can be prefixed before it is fixed.
- lung emitting radiation to all components and / or surface portion preparation ⁇ che, for example, at least an adhesive are applied and the radiation-emitting components may continue to be sequentially applied to the surface portions.
- At least one of the method steps B1 to B3 is executed in parallel, ie in each case simultaneously or directly successively for all radiation-emitting components.
- the radiation-emitting components may be simultaneously and immediately after the application of at least one adhesive on the radiation-emitting devices and / or the surface sub-areas positioned on the surface sub-areas and prefixed and further fixed after positioning and prefixing all radiation-emitting components simultaneously.
- Positioning of at least one of the at least two radiation-emitting components can take place in an active or passive manner. Positioning in an active manner can take place, for example, by positioning with the aid of an active positioning system.
- a sol ⁇ ches active positioning system may comprise, for example, a positioning member and a position monitoring element, the positioning member may order a radiation-emitting component above and / or on a surface portion, while the position of the radiation-emitting device from Positionsüberwa ⁇ monitoring element can be monitored.
- a positioning element can be ei ⁇ ne moving in one or more directions in space device that receive a radiation-emitting component, position and deposit, for example, a movable gripper arm.
- a position monitoring element may, for example, comprise optical and / or mechanical sensors, by means of which the position of the radiation-emitting component can be detected metrologically.
- a position monitoring element may include, for example, a camera, an optical range finder, mechanical sensors or other suitable sensors.
- a positioning of a radiation-emitting component in a passive manner for example, by a teaching done, which may for example have at least one fixation option for a radiation-emitting device.
- the gauge may have a predefined position relative to the carrier body and / or at least the surface portion of the carrier body. pers on which the radiation-emitting component positio ⁇ ned to be taking so that a time ⁇ as fixed in the teaching of radiation-emitting component can be positioned on the surface portion.
- a temporary fixation of a radiation-emitting component in the teaching for example, by mechanical holding means, such as clamps or retaining clips done.
- a Vorfixie ⁇ tion at least one of the, take place at least two radiation-emitting devices on a surface portion of the support body by mechanical retaining means, such as by Klem ⁇ men or retaining clips.
- the carrier body mechanical holding means for. B. have the above-mentioned terminals or retaining clips.
- a pre-fixing may be performed by a teaching which can remain on the carrier body for example to permanent Fixie ⁇ tion of a radiation-emitting component.
- the method step of producing electrical contacts to the radiation-emitting components comprises the following steps:
- an electrically isolie ⁇ generating matrix is provided with electrical leads, which is applied to the carrier body.
- the application gene of the electrically insulating matrix with the electrical leads can be done for example by gluing or laminating.
- the electrically insulating matrix can be flexible, for example in the form of a flexible film or a flexible band, or be rigid.
- a rigid electrically insulating matrix before the application is pre-formed to the support body so that the rigid electrically insulating matrix ⁇ least in large part, advantageously completely o- the at least almost completely, in contact with the Carrier body is located.
- An electrically insulating matrix may, for example, have openings in which, after the application of the electrically insulating matrix, the radiation-emitting components are arranged or can be arranged.
- the electrical leads can be arranged on the electrically insulating matrix so that the electrical leads are not covered by the electrically insulating matrix.
- the electrical leads can also be at least partially enveloped by the electrically insulating matrix.
- Such an arrangement of the electrically insulating matrix and the electrical leads may, for example, have a protection of the electrical supply line.
- one, ie in particular a single, electrically insulating matrix with electrical supply lines for all radiation-emitting components is applied to the carrier body.
- This may mean in particular ⁇ sondere that the electrically insulating matrix, at least over some areas of the surface part Sukör ⁇ pers, especially surface portions on which Radiation-emitting components are arranged, he ⁇ stretched.
- the electrical cables to ⁇ particular surface portion areas in which radiation-emitting components are arranged to some surface portions of the carrier body extend. It may be advantageous if the elekt ⁇ driven insulating matrix have in areas of the carrier body, the edges having suitable radii of curvature.
- a polyimide tape with conductor tracks is provided as a flexible electrically insulating matrix with electrical leads.
- a polyimide tape beispielswei ⁇ se be designed as a polyimide film.
- Polyimide as the electrically insulating matrix may preferably have high Temperaturstabili ⁇ ty and good mechanical strength within a wide temperature range ⁇ Tem.
- a flexible electrically insulating matrix may comprise other materials, such as other plastics.
- the step of Hers negligences of electrical PLEASE CONTACT ⁇ approximations to the radiation-emitting components comprising the steps of:
- the forming can be done for example by suitable molding, casting or drawing ⁇ .
- the electrically iso-
- a matrix based on an epoxy or acrylate-based resin may be used.
- the electrical leads are arranged on the carrier body so that no electrically conductive contact between the electrical leads and the carrier body is formed.
- the electrical leads may be at least partially coated with an electrically insulating material prior to placement on the carrier body.
- an electrically insulating material can be ⁇ introduced prior to placement of the electrical leads on the carrier body at least in partial regions of the carrier body.
- the electrically insulating material can be structured so that it has areas, for example ⁇ wells, for example, in which the electrical leads can be arranged.
- the electrically insulating material may have the same material as or a different material than the electrically insulating matrix.
- the electrical leads can be at least partially, preferably for the most part, formed with the electrically insulating matrix. As a result, it may be possible to achieve protection of the electrical supply lines and stability of the arrangement of the electrical supply lines.
- method step A of providing the carrier body comprises the following steps:
- the partial areas of the surface can in this case comprise the surfaces ⁇ part areas on which the at least two radiation-emitting devices are arranged.
- Preparing an electrically insulating layer may be effected for example, by applying an electrically isolie ⁇ leaders material on the carrier body.
- an electrically insulating material may be, for example, a plastic, such as an epoxy or acrylate based resin.
- the forming an electrically insulating layer can be carried out at least on partial regions of the surface of the Trä ⁇ gerrajs by providing with an electrically insulating oxide layer.
- the surface of a support body which has a surface of aluminum on ⁇ or which is preferably made of aluminum are oxidized at least in partial areas so that the surface has at least ⁇ in the partial regions, an electrically insulating oxide layer.
- the electrically insulating oxide layer it follows ⁇ at least in partial areas by anodizing the surface of the carrier body.
- the electrical leads are produced by a lithographic process on the electrically insulating layer, preferably an oxide layer, on the subregions of the surface of the carrier body.
- a lithographic process may include the following steps:
- a photoresist layer structures is formed, and - transfer of the pattern of the photoresist layer into the underlying electrically lei ⁇ tend layer, for example by an etching process.
- electrically insulating layer By applying an electrically insulating layer on the electrical leads thus applied, further electrical leads can be applied via the electrical leads by the same or another method.
- the electrically conductive layer and / or the photo ⁇ lacquer layer may be applied by vapor deposition or spin-on techniques.
- electrical leads as described above, can be arranged on the electrically insulating layer, preferably an oxide layer, for example in the form of strip conductors, and be formed by an electrically insulating matrix. Furthermore, it may also be possible to apply electrical supply lines by means of a printing technique with electrically conductive paste at least to partial areas of the surface of the carrier body.
- leads are generated electrical leads to electrical contact points.
- Electrical connections can make the special ⁇ a contact area available on an electrically conductive connection with a radiation-emitting component can take place.
- example electrical leads are to be surrounded by the electrical contact points of an electrically insulating matrix in order to grant the greatest possible protection of the electrical leads.
- the method of producing the electrically conductive connection between e- lektrischen leads takes place, in particular, for example, elekt ⁇ step contact points of electrical leads, and a radiation-emitting device by at least one of the methods of bonding, soldering, for example laser soldering, and gluing. It may be advantageous to provide an electrically lei ⁇ tend connection by bonding to produce, when the radiation-emitting device electrical
- soldering or gluing and in particular with an electrically conductive adhesive or an anisotropic electrically conductive adhesive, can be advantageous if the radiation-emitting component has electrical PLEASE CONTACT ⁇ for possibilities of a wearer facing side of the body.
- a prefixing or fixing of the radiation-emitting component can also be effected by producing an electrically conductive connection by soldering or gluing.
- the method step B of arranging the at least two radiation-emitting components on different surface subareas comprises the following steps:
- Bl providing a polyimide tape with printed conductors, B2) arranging at least two radiation-emitting components on the polyimide tape with printed conductors, and B3) placing the polyimide tape with conductor tracks and is arranged on ⁇ radiation-emitting components on the carrier body, so that the polyimide tape is arranged on at least two different surface portions.
- the at least two radiation-emitting components may be fi xed ⁇ on the polyimide tape, for example, by an adhesive, in particular by an adhesive having an adhesive or a solder.
- the polyimide tape with conductor tracks and the radiation-emitting components arranged thereon can be fixed on the carrier body, for example by gluing or laminating.
- the electrical leads are applied such that the at least two radiation-emitting components thereof are strigal ⁇ tet after establishing an electrical connection between the electrical leads and the at least two radiation-emitting devices in series, in parallel or in a combination.
- the electrical leads can have further active or passive electronic components.
- the electrical supply lines can have electrical contacting options in order to be able to connect the electrical supply lines and in particular thereby the at least two radiation-emitting components to a current and / or voltage supply.
- the radiation-emitting device has a carrier body with a surface, wherein the surface has different surface sub-regions and the normal vectors of the different surface sub-regions point in different spatial directions.
- the radiation-emitting device may comprise electrical leads which may be arranged at least on the two different surface subregions and may be electrically conductively connected to the at least two radiation-emitting components, the at least two radiation-emitting components being connected in series, in parallel or in a combination by the electrical leads can be connected from it.
- the electrical leads can have electrical contact points, via which the radiation-emitting components can be connected to a power and / or voltage supply.
- a method for producing a lighting device which comprises at least one radiation-emitting device
- the at least one radiation-emitting device and a reflector are arranged to ⁇ each other that the illumination device emitted by the radiation-emitting components of the at least one radiation-emitting device during operation Radiation radiates in a direction of radiation.
- a reflector is provided which is shaped so that the radiation emitted by the radiation Radiation radiated components is superimposed so that the viewer creates the impression of a homogeneous and / or uniform radiation in the direction of radiation.
- the reflector may be a rotationally symmetric concave mirror, for example in the form of a paraboloid in revolution or a free-form surface reflector
- a reflector may have reflector parts which are arranged spatially separated and thus form a non-coherent reflective surface.
- an illumination device a radiation-emitting device and a Re ⁇ Flektor are arranged at least to one another such that the illumination device radiates the light emitted by the radiation-emitting components in operation radiation in a radiation direction.
- the reflector may in this case be formed so that it surrounds the at least one radiation-emitting device comprises at ⁇ least partially. It may be advantageous if the at least one radiation-emitting device is mechanically connected to the reflector.
- FIGS. 1A to 1E are schematic sectional representations of method steps according to at least one exemplary embodiment
- FIG. 2 shows a schematic sectional representation of a radiation-emitting device according to at least one further exemplary embodiment
- FIGS. 3A to 3E show schematic sectional representations of method steps according to at least one further exemplary embodiment
- FIGS. 4A to 4F show schematic sectional representations of method steps according to at least one further exemplary embodiment
- FIGS. 5A to 5E show schematic sectional representations of method steps according to at least one further exemplary embodiment
- Figures 6A to 6D are schematic three-dimensional representations according to at least one furtherSbei ⁇ game.
- FIGS. 1A to 1 IE A method for producing a radiation-emitting device 1000 according to an exemplary embodiment is described in FIGS. 1A to 1 IE.
- FIG. 1A shows a carrier body 1 in a schematic sectional representation, which in a first method is shown in FIG. is provided.
- the support body 1 can be a parallelepiped or parallelepiped in ⁇ example, and among other things, the surface portions 11, 12, 13, 14 have, for example, the side surfaces of the support body 1 can corre ⁇ chen.
- Each of the surface subregions 11, 12, 13, 14 can be described and defined by a normal vector 110, 120, 130, 140 with respect to its orientation in space and relative to other surface subregions .
- the normal vectors are perpendicular to the associated surface subregions and point away from the carrier body.
- FIG. 1A shows a carrier body 1 in a schematic sectional representation, which in a first method is shown in FIG. is provided.
- the support body 1 can be a parallelepiped or parallelepiped in ⁇ example, and among other things, the surface portions 11, 12, 13, 14 have, for example, the side surfaces of the support body 1 can corre ⁇ chen.
- a prism-shaped or a prism-like carrier body 1 for example, a prism-shaped or a prism-like carrier body 1, for example with circular, ellipsoidal, triangular or n-cornered (n may be an integer greater than four) areas 12 and 14, can be provided.
- the surface subregions 11 and 13 can then be, for example, side surfaces, parts of side surfaces or parts of the lateral surface of the prism-shaped or prism-like carrier body 1.
- an adhesive 2 is applied to two surface subareas 11 and 12.
- the adhesive 2 which may preferably have a aushärtba ⁇ Ren adhesive, it can preferably be applied there on the surface sub-areas 11 and 12, where radiation-emitting components are to be arranged.
- the application of the adhesive 2 to the two surface ⁇ partial areas 11 and 12 is in this case purely by way of ver ⁇ stand and does not limit the number of applicable radiation-emitting components.
- more than one radiation-emitting device can be arranged on a surface sub-area.
- on other surface subareas For example, be arranged on the surface subregions 13 and / or 14, radiation-emitting components, so that on these other surface subregions also an adhesive 2 can be applied.
- the adhesive can be precured to achieve a prefixing of the radiation-emitting components 3.
- a pre-hardening can be effected by heat supply, ultraviolet radiation or, for example, also by a contact pressure when arranging the radiation-emitting components 3 or by a combination of the methods mentioned.
- the adhesive can be 2 out ⁇ hardens to a permanent fixing of the radiation-emitting components to reach third
- the adhesive 2 may be applied to the radiation-emitting components 3 instead of the surface sub-regions 11 and 12.
- the adhesive 2 can also be applied to the surface subregions 11 and 12 and to the radiation-emitting components 3.
- the adhesive 2 can also have two curable adhesives ⁇ , of which the first thermosetting adhesive very quickly, preferably within several seconds or faster, can be cured in order to achieve a prefixing of the radiation-emitting devices 3 each after placing on the partial surface regions 11 and 12th
- the wide curable adhesive of the adhesive 2 may, after curing, ensure a permanent fixation of the radiation-emitting components 3 on the support body 1.
- the adhesive 2 may comprise a mixture of the two curable adhesives, or alternatively or additionally, different regions having either the first curable adhesive or the second curable adhesive.
- the adhesive may have, which, for example, in a reflow soldering (reflow soldering) or other suitable soldering process a permanent fixing of the radiation-emitting may ensure components 3 on the carrier body 1 2, instead of a second curable from ⁇ adhesive, or in addition a solder.
- a permanent fixing of the radiation-emitting may ensure components 3 on the carrier body 1 2, instead of a second curable from ⁇ adhesive, or in addition a solder.
- the first adhesive is curable faster than the second curable adhesive.
- a radiation-emitting component 3 can, for example, at least one semiconductor light-emitting diode (LED) or it can be used as a radiation-emitting component 3 is a component group having a functional assembly with at least two ⁇ LEDs.
- the one LED or the functional arrangement with at least two LEDs may preferably have electrical contacts 31, 32, via which an electrical contact of the radiation-emitting component 3 can take place.
- an electrically insulating matrix 4 with electrical feed lines 5 can be applied to the carrier body, in particular preferably to the surface subregions 11 and 12, but also to further surface subregions.
- the electrically insulating matrix 4 may be, for example an art ⁇ polymeric film, preferably as a polyimide film, are disposed on the electrical leads. 5
- the usage polyimide as the material for the electrically insulating mat rix ⁇ may be advantageous due to the high Temperaturbe ⁇ resistance and sufficient strength, can provide a Poyimidfolie.
- the electrically insulating matrix 4 may preferably have recesses 41 in which the radiation-emitting components are arranged, so that the electrically insulating matrix 4 at least partially surrounds the radiation-emitting components 3.
- the electrically insulating matrix 4 with the electrical leads 5 can for example be glued to the support body or auflami ⁇ defined.
- the electrical leads 5 may preferably have electrical contact points 51 close to the recesses 41 and thus close to the radiation-emitting components 3.
- the electrical contact points may for example have a greater width, a larger area, or an increase or other structuring, which is suitable for facilitating an electrical contact.
- electrical contact points may have a layer sequence of Various ⁇ NEN materials, preferably made of various metals such as nickel or gold, or metal alloys.
- a layer sequence with at least one Layer of nickel and at least one layer of gold By arranging an electrical contact point 51 near or even adjacent to a recess 41, electrical contacting of a radiation-emitting component 3 can advantageously be facilitated.
- the electrical leads 5 have no specially structured contact points 51 and still an electrical contact between the leads 5 and the radiation-emitting devices 3 is generated.
- electrical contacts between electrical contact points 51 of the electrical leads 5 and electrical contacts of the radiation-emitting components 3 are produced by the attachment of bonding wires 6.
- the electrical leads 5 are preferably structured on the electrically insulating matrix so that the thus electrically contacted radiation-emitting components 3 are connected in series, in parallel, or in the case of an arrangement of at least three radiation-emitting components 3, in a combination thereof can.
- an electrical contact with bonding wires 6 an electrical contacting by means of soldering or welding can also take place.
- an electrical contact can also be made by gluing with an electrically conductive adhesive.
- the producible by the method steps according to the figures IA to IE radiation-emitting device 1000 thus comprises at least two radiation-emitting components 3, which can emit by virtue of their arrangement on the surface portion preparation ⁇ surfaces 11, 12 of the carrier body 1 in various Jardinrichtun ⁇ gen radiation.
- the radiation-emitting device 1000 so ⁇ have a very compact and robust design.
- the electrical leads can also have electrical contact points or electrical contacting options (not shown) for connecting the radiation-emitting device 1000 to a power and / or voltage supply.
- the radiation-emitting device 2000 has an electrically insulating matrix 4 which at least partially surrounds the electrical supply lines 5.
- the electrical leads 5 can be enveloped, for example, in a lamination process with the electrically insulating matrix. By covering the electrical leads 5 can thus be ensured about a protection of the electrical leads, for example, the risk Damage or short circuit of electrical leads 5 can reduce by external influences.
- FIGS. 3A to 3E A further exemplary embodiment of a method for producing a radiation-emitting device 3000 is shown in FIGS. 3A to 3E.
- an electrically insulating matrix 4 with electrical supply line 5 is provided. It may be, described preferably egg ⁇ ne polyimide film or a polyimide with structured printed conductors with electrical contact points 51 as described above for the radiation-emitting device 1000 or 2000th
- the electrically insulating matrix 4 and the electrical leads 5 can for example be structured so that it can be applied in areas 41 on the electrically insulating matrix 4 in a further method step according to FIG 3B adhesive 2 in the preparation ⁇ chen 41st
- the adhesive may, for example, as described above in connection with the process steps for producing the radiation-emitting device 1000 by an adhesive 2 with a aushärtba ⁇ ren adhesive or two curable adhesives.
- radiation-emitting components may be arranged on the 3 elekt ⁇ driven insulating matrix 4, prefixed and fi xed ⁇ and are electrically contacted.
- a fixing of the radiation-emitting components 3 and / or an electrical contact can also take place at a later time.
- a carrier body 1 is provided before or after the fixation and before or after the electrical contacting of the radiation-emitting components 3.
- the electrically insulating matrix 4 with the electrical leads 5 and the at least prefixed radiation-emitting components 3 can be arranged on the provided carrier body 1 such that the radiation-emitting components 3 are simultaneously arranged on surface subregions 11, 12.
- the electrically insulating matrix 4 can be glued or laminated onto the carrier body 1, for example.
- a flexible film or a flexible band as the electrically insulating matrix 4
- an easy arrangement of the electrically insulating matrix 4 on the carrier body can thus be made possible.
- the electrically insulating matrix 4 and / or the electrical leads 5 in areas where the carrier body, for example, corners or edges 101, 102 have corresponding bending radii, for example, a delamination of the electrically insulating matrix 4 and the e - To avoid lektrischen leads 5.
- the carrier body itself corners or edges 101, 102 which are rounded, Biegera ⁇ serving the electrically insulating matrix 4 and / or the electrical leads 5 can be adapted to the radii of the rounded corners or edges.
- FIGS. 4A to 4F A further exemplary embodiment of a method for producing a radiation-emitting device 4000 is shown in FIGS. 4A to 4F.
- a carrier body 1 is provided.
- the support body may have, for example, an electrically conductive surface or of an electrically conductive material.
- the carrier body 1 may comprise aluminum or copper or be of aluminum or copper.
- an electrically insulating material 4 can at least Oberflä ⁇ chenteil Schemee 11, are applied 12th
- the electrically insulating material 4 can be for example a plastics ⁇ material, such as a plastic film which can be adhered to at least the surface portions 11, 12, or laminated, or preferably a resin, for example based on epoxy or acrylate, with which the carrier body 1 at least can be partially transformed.
- electric Zulei ⁇ inter- faces can be located 5 with electrical contact points 51 on the electrically insulating material.
- the electrical leads can be, for example, structured strip conductors.
- the electrical supply lines 5 can be formed with a further electrically insulating material 40, whereby preferably an identical or similar electrically insulating material 40 as the electrically insulating material 4 can be used.
- electrical leads 5 can be provided which are already at least partially enveloped or formed by an electrically insulating matrix 4 or an electrically insulating material 4.
- electrical leads 5 with an electrically insulating material 4 in a lamination process or a Form process are at least partially wrapped.
- the process step according to FIG 4D omitted.
- electric leads 5 can 40 are at least partially coated or reshaped in the process step shown in Figure 4D with a similar, moving ⁇ chen or other electrically insulating material.
- an adhesive can be placed 2 ⁇ wear in areas 41, which can preferably be free of electrically insulating material 4 and 40.
- the adhesive which may preferably have a fast-curing adhesive, can be used to prefix radiation-emitting components 3, which can be arranged in the regions 41 in a further method step according to FIG. 4F.
- the electrical leads 5 may be structured with the electrical contact points 51 in such a way that an electrical contact between electrical contacts 31, 32 of the radiation-emitting components 3 and electrical contact points 51 can take place by means of a solder 6 by means of a soldering process.
- an electrically conductive adhesive 6 can be used instead of a solder 6, instead of a solder 6, an electrically conductive adhesive 6 can be used.
- Vorzugswei ⁇ se all radiation-emitting devices are arranged on the carrier body 3 in the area 41, and preset, be ⁇ before the soldering process by means of, for example, an on ⁇ schmelzlötvones, an electrical contact and a permanent fixing of the radiation-emitting components 3 takes place.
- an adhesive 2 and a solder 6 or an electrically conductive adhesive 6 for example, an electrically anisotropic conductive adhesive can be used.
- FIGS. 5A to 5E A further exemplary embodiment of a method for producing a radiation-emitting device 5000 is shown in FIGS. 5A to 5E.
- a carrier body which has a surface 10 made of aluminum ⁇ minium or preferably is made of aluminum.
- the surface 10 can be converted into an electrically insulating oxide, preferably an aluminum oxide. Since at ⁇ can advantageously be an oxide layer formed by anodizing the surface 10 of the carrier body. 1
- the oxide layer can be produced, for example, on the entire surface 10 of the carrier body 1 or only on upper surface areas ⁇ areas on which electrical leads or electrical leads and radiation-emitting Bauelemen ⁇ te to be attached.
- electrical leads 5 with electrical contact points 51.
- the arrangement of electrical leads 5 can be carried out as in the method steps according to Figures 4C and 4D.
- electrical leads can 5 is arranged by a lithography process ⁇ to as described in the general part of the description preferably.
- radiation-emitting components 3 can furthermore be arranged on the electrical leads 5. These process steps can be carried out, for example, as the process ⁇ steps according to figures 4E and 4F.
- a radiation-emitting device 5000, the vorzugswei ⁇ se comprises an oxide or Eloxat harsh 7 and disposed thereon by a lithography process to electrical ⁇ lines can be characterized for example by a compact construction.
- FIGS. 6A to 6D show a further exemplary embodiment of a radiation-emitting device 6000.
- the radiation-emitting device 6000 has a parallelepipedal carrier body 1 with a cuboid shape and rounded edges 101, 102, 103, 104.
- the carrier body 1 can have a height of approximately (75 +/- 0.05) mm, a length of approximately (30 +/- 0.05) mm and a width of approximately (20 +/- 0). 05) mm.
- Wei ⁇ terhin the carrier body surface portions 11, 12, 13, 14, 15, the portions of side surfaces of the qua ⁇ derähnlichen carrier body 1.
- At least on parts of the surface portions 11, 12, 13, 14, 15 a elekt ⁇ driven insulating matrix 4 is disposed with electrical leads 5 by means of one or more suitable steps according to the above embodiments shown on the carrier body. 1 Due to the rounded edges 101, 102, 103, 104, the bending radii of the electrically insulating matrix 4 with the electrical leads 5 can be increased to such an extent that the likelihood of delamination of the electrically insulating matrix 4 from the electrical leads 5 and / or the carrier body 1 and / or the probability of other damage to the electrically insulating matrix 4 and / or the electrical leads 5 can be prevented or reduced.
- the electrically insulating matrix 4 with the electrical leads 5 may be a polyimide film or a polyimide tape with conductor tracks.
- Radiation-emitting components 3 are arranged on the surface subareas 11, 12, 13, 14, 15. This can further comprise, for example, to the partial surface regions 11 and 15, recesses 41, in which radiation-emitting components 3 may be ⁇ sorted to the electrically insulating matrix. 4
- the recesses 41 may have a length of about 8 to 9 mm and a width of about 4.5 to 5.5 mm.
- the Kera ⁇ mikgrund stresses 33 of a radiation-emitting component 3 can in this case preferably by an adhesive with at least one curable adhesive, preferably with a silicone or epoxy adhesive ebenlei ⁇ Tenden be fixed on the carrier body. 1
- a low heat transfer resistance between the radiation-emitting components 3 and the carrier body 1 can be made possible and thus cooling of the radiation-emitting components 3 can be achieved with the carrier body 1 as a heat sink.
- the carrier body 1 is preferably a metal, in particular aluminum or copper.
- the LEDs 34 may preferably be GaN-based thin-film semiconductor chips which have a wavelength downstream of the beam path. genkonversionsstoff and thus can emit white light.
- a lighting device can be produced by arranging, for example, a reflector for the radiation-emitting device 6000 such that the radiation emitted by the radiation-emitting components 3 arranged on the surface partial regions 11, 12, 13, 14 the emission direction of the radiation-emitting component arranged on the surface portion 15 is reflected.
- a suitable choice of the reflector in a viewer who looks at the surface portion 15 a homogeneous and uniform and especially when using different colored radiation-emitting components 3 and / or different colored LEDs 34 mixed-colored luminous impression of the illumination device and in particular a uniform intensity distribution of the radiated Radiation.
- a reflector may advantageously be mechanically connected to the radiation-emitting device 6000.
- the radiation-emitting device may comprise, for example, mechanical fastening ⁇ possibilities, such as screw thread for screw on a side surface of the support body 1, for example on the surface portion of region 15 opposite side surface.
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Led Device Packages (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009521206A JP2009545149A (ja) | 2006-07-21 | 2007-07-13 | 複数の発光素子を備えた発光装置および照明装置 |
| US12/309,152 US20090174301A1 (en) | 2006-07-21 | 2007-07-13 | Radiation-emitting device comprising a plurality of radiation-emitting components and illumination device |
| EP07787498A EP2044363A1 (de) | 2006-07-21 | 2007-07-13 | Strahlungsemittierende einrichtung mit mehreren strahlungsemittierenden bauelementen und beleuchtungseinrichtung |
| CN2007800275178A CN101490464B (zh) | 2006-07-21 | 2007-07-13 | 具有多个发射辐射的器件的发射辐射的设备以及照明设备 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102006033873.1 | 2006-07-21 | ||
| DE102006033873A DE102006033873A1 (de) | 2006-07-21 | 2006-07-21 | Strahlungsemittierende Einrichtung mit mehreren strahlungs-emittierenden Bauelementen und Beleuchtungseinrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2008009630A1 true WO2008009630A1 (de) | 2008-01-24 |
Family
ID=38480467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2007/057229 Ceased WO2008009630A1 (de) | 2006-07-21 | 2007-07-13 | Strahlungsemittierende einrichtung mit mehreren strahlungsemittierenden bauelementen und beleuchtungseinrichtung |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20090174301A1 (de) |
| EP (1) | EP2044363A1 (de) |
| JP (1) | JP2009545149A (de) |
| KR (1) | KR20090033907A (de) |
| CN (1) | CN101490464B (de) |
| DE (1) | DE102006033873A1 (de) |
| WO (1) | WO2008009630A1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2985180A1 (de) * | 2014-07-11 | 2016-02-17 | Koito Manufacturing Co., Ltd. | Lichtquelleneinheit und fahrzeuglampe |
| DE102015122000A1 (de) * | 2015-12-16 | 2017-06-22 | Fujitsu Technology Solutions Intellectual Property Gmbh | Anordnung und elektronisches Gerät |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008019612A1 (de) * | 2008-04-18 | 2009-10-22 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauteil |
| DE102010017710A1 (de) * | 2009-07-07 | 2011-01-13 | Siteco Beleuchtungstechnik Gmbh | Trägerelement für LED-Modul |
| DE102010017711A1 (de) * | 2009-07-07 | 2011-01-13 | Siteco Beleuchtungstechnik Gmbh | Dreidimensionales LED-Trägerelement mit thermischer Leitfähigkeit |
| EP2330872A1 (de) * | 2009-12-03 | 2011-06-08 | Yi-Chang Chen | Licht emittierendes Diodensubstrat und Verfahren zu seiner Herstellung |
| DE102010044062A1 (de) * | 2010-11-17 | 2012-05-24 | Osram Ag | Multifunktionsleuchte |
| WO2012084662A1 (en) * | 2010-12-22 | 2012-06-28 | Microconnections Sas | Circuit for a light emitting component and method of manufacturing the same |
| KR101255944B1 (ko) * | 2011-07-20 | 2013-04-23 | 삼성전기주식회사 | 전력 모듈 패키지용 기판 및 그 제조방법 |
| JP5881332B2 (ja) * | 2011-08-23 | 2016-03-09 | シチズンホールディングス株式会社 | 半導体発光装置及びそれを用いたledランプ |
| IN2014CN01637A (de) * | 2011-09-06 | 2015-05-08 | Koninkl Philips Nv | |
| DE202013000064U1 (de) | 2013-01-04 | 2013-01-18 | Osram Gmbh | LED-Anordnung |
| EP3621417B1 (de) * | 2018-09-07 | 2023-01-11 | Lumileds LLC | Verfahren zum aufbringen von elektronischen bauteilen |
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| WO2000017569A1 (en) * | 1998-09-17 | 2000-03-30 | Koninklijke Philips Electronics N.V. | Led lamp |
| US20050024868A1 (en) * | 2001-01-25 | 2005-02-03 | Hideo Nagai | Light-emitting unit, light-emitting unit assembly, and lighting apparatus produced using a plurality of light-emitting units |
| US6936855B1 (en) * | 2002-01-16 | 2005-08-30 | Shane Harrah | Bendable high flux LED array |
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| JPS6045079A (ja) * | 1983-08-23 | 1985-03-11 | Honda Motor Co Ltd | 発光ダイオ−ドを用いたフレキシブルランプ |
| US6045240A (en) * | 1996-06-27 | 2000-04-04 | Relume Corporation | LED lamp assembly with means to conduct heat away from the LEDS |
| US6888167B2 (en) * | 2001-07-23 | 2005-05-03 | Cree, Inc. | Flip-chip bonding of light emitting devices and light emitting devices suitable for flip-chip bonding |
| US6746885B2 (en) * | 2001-08-24 | 2004-06-08 | Densen Cao | Method for making a semiconductor light source |
| US6465961B1 (en) * | 2001-08-24 | 2002-10-15 | Cao Group, Inc. | Semiconductor light source using a heat sink with a plurality of panels |
| JP2004334189A (ja) * | 2003-04-14 | 2004-11-25 | Fujikura Ltd | 光モジュール用マウント部材、光モジュール、アレイ型光モジュール、光伝送モジュール |
| JP4183180B2 (ja) * | 2003-07-23 | 2008-11-19 | シャープ株式会社 | 半導体発光装置 |
| JP2005340344A (ja) * | 2004-05-25 | 2005-12-08 | Sony Ericsson Mobilecommunications Japan Inc | 発光デバイス及び携帯型電子装置 |
| KR100629496B1 (ko) * | 2005-08-08 | 2006-09-28 | 삼성전자주식회사 | Led 패키지 및 그 제조방법 |
-
2006
- 2006-07-21 DE DE102006033873A patent/DE102006033873A1/de not_active Withdrawn
-
2007
- 2007-07-13 JP JP2009521206A patent/JP2009545149A/ja active Pending
- 2007-07-13 WO PCT/EP2007/057229 patent/WO2008009630A1/de not_active Ceased
- 2007-07-13 EP EP07787498A patent/EP2044363A1/de not_active Withdrawn
- 2007-07-13 CN CN2007800275178A patent/CN101490464B/zh not_active Expired - Fee Related
- 2007-07-13 US US12/309,152 patent/US20090174301A1/en not_active Abandoned
- 2007-07-13 KR KR1020097003683A patent/KR20090033907A/ko not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000017569A1 (en) * | 1998-09-17 | 2000-03-30 | Koninklijke Philips Electronics N.V. | Led lamp |
| US20050024868A1 (en) * | 2001-01-25 | 2005-02-03 | Hideo Nagai | Light-emitting unit, light-emitting unit assembly, and lighting apparatus produced using a plurality of light-emitting units |
| US6936855B1 (en) * | 2002-01-16 | 2005-08-30 | Shane Harrah | Bendable high flux LED array |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2985180A1 (de) * | 2014-07-11 | 2016-02-17 | Koito Manufacturing Co., Ltd. | Lichtquelleneinheit und fahrzeuglampe |
| DE102015122000A1 (de) * | 2015-12-16 | 2017-06-22 | Fujitsu Technology Solutions Intellectual Property Gmbh | Anordnung und elektronisches Gerät |
| US9986635B2 (en) | 2015-12-16 | 2018-05-29 | Fujitsu Technology Solutions Intellectual Property Gmbh | Assembly and electronic device with conductive mesh |
| DE102015122000B4 (de) * | 2015-12-16 | 2019-02-07 | Fujitsu Client Computing Limited | Anordnung und elektronisches Gerät |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20090033907A (ko) | 2009-04-06 |
| US20090174301A1 (en) | 2009-07-09 |
| CN101490464B (zh) | 2011-04-20 |
| DE102006033873A1 (de) | 2008-01-24 |
| EP2044363A1 (de) | 2009-04-08 |
| CN101490464A (zh) | 2009-07-22 |
| JP2009545149A (ja) | 2009-12-17 |
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