WO2015140004A1 - Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements - Google Patents
Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements Download PDFInfo
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- WO2015140004A1 WO2015140004A1 PCT/EP2015/054933 EP2015054933W WO2015140004A1 WO 2015140004 A1 WO2015140004 A1 WO 2015140004A1 EP 2015054933 W EP2015054933 W EP 2015054933W WO 2015140004 A1 WO2015140004 A1 WO 2015140004A1
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- WIPO (PCT)
- Prior art keywords
- electrode
- encapsulation
- contact
- layer
- contact structure
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
- H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/84—Passivation; Containers; Encapsulations
- H10K50/844—Encapsulations
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
- H10K71/60—Forming conductive regions or layers, e.g. electrodes
Definitions
- the invention relates to an optoelectronic component and to a method for producing an optoelectronic component
- OLED organic light-emitting diode
- Encapsulation layer for example one
- TFE Dünnfilmverkapselungsschient
- a heat spreader such as a metal plate or a metal foil, laminated to the coverslip.
- Cover plate serves as mechanical protection as well as further
- Moisture barrier and as the substrate is usually made of solid glass.
- the coverslip is under the
- Hersteilreaes usually laminated over the entire surface of the substrate.
- the encapsulation layer is between the
- Cover plate and the substrate formed and usually extends over the entire substrate.
- hergesteilt and then isolated, for example by means of scribing and breaking of the substrate and the
- the substrate and the cover plate each extend in one piece over several optoelectronic components.
- the scribing and breaking can take place in such a way that electrical contacts for electrically contacting the electrode layers are thereby exposed or at least only the encapsulation layer and / or various intermediate layers, such as for example a
- Adhesive layer must be removed so that the
- electrical contacts are at least partially exposed and thus electrically contacted.
- a mechanical, environmentally stable electrical contacting of the electrical contacts can be difficult, for example when the
- OLEDs or organic solar cells for example in an edge region of the corresponding optoelectronic
- Component for example, next to an optically active and / or functional area and / or on an extension of the electrode to be contacted are formed and contacted there electrically.
- this area can be with a relatively high mechanical and / or thermal
- Be strengthened contacts for example, be made very thick, since the requirements for the electrical contact in the edge region in comparison to the electrode in the active Range can be different. For example, lower transparency may be acceptable in the edge region.
- the mechanical sensitivity may be reduced, for example, because a mechanical damage of the
- electrical contact may have less impact on the operation of the optoelectronic device as a mechanical damage to the electrode in the active region, for example, if no optically functional layers are arranged under the electrical contact in the edge region.
- Optoelectronic device lead which may require the arrangement of electrically conductive intermediate lines, such as busbars. Furthermore, the electrical contacting requires only in the edge region
- optoelectronic component which is easy to manufacture and / or simply electrically contacted and / or in the operation simply a uniform
- an optoelectronic device is provided.
- Optoelectronic component has a carrier. Above the carrier, a first electrode is formed. Over the first electrode, an optically functional layer structure is formed. Over the optically functional layer structure, a second electrode is formed, which extends over at least part of the side of the optically functional layer structure which is remote from the carrier.
- An encapsulation which encapsulates the optically functional layer structure, is formed over the second electrode.
- An electrically contacting the first and / or second electrode is an electrically conductive
- Contact structure and the encapsulation are designed so that they work together in the first and / or second
- Electrode is formed, so on the first electrode, a first contact structure and on the second electrode, a further, for example, a second contact structure
- the contact structure allows easy electrical contacting of the corresponding electrode.
- the contact structure may be formed by one or more locally applied to the corresponding electrode electrically conductive contact elements.
- the contact element may comprise an electrically conductive paste, an electrically conductive adhesive and / or solder.
- the contact structure can be gently applied to the corresponding electrode, in particular so that the corresponding Electrode and / or an underlying structure is not damaged.
- the contact structure can improve the mechanical stability of the corresponding electrode. This can help make up the optoelectronic device
- the electrical contacting can also take place over an optically active region of the optoelectronic component, for example over the optically functional layer structure, since this is protected during the contacting of the contact structure.
- mechanically sensitive points of the optoelectronic component can be contacted directly (for example thin electrodes in the optically active region and / or thin contact regions on a thin one)
- the contact structure and optionally further contact structures can be arranged distributed almost freely on the corresponding electrode, for example, in the active region of the optoelectronic
- Encapsulation of the first or second electrode may mean, for example, that the contact structure with direct physical contact closely against a wall of the
- the first and / or second electrode and / or the organic functional layer structure are completely covered and / or protected by the encapsulation and the contact structure.
- the contact structure thus forms an interruption of the encapsulation, it protects, however, in
- the material of the contact structure for example, be formed similar to dense or dense than the material of the encapsulation.
- the contact structure has a material and a material thickness such that the contact structure provides the necessary
- the encapsulation may have an encapsulation layer and / or a cover body.
- the encapsulation layer may be formed over, for example, on the second electrode.
- the cover body may alternatively or in addition to the Encapsulation slide serve as encapsulation.
- Attach the cover body serve as encapsulation.
- the cover body serve as encapsulation.
- the contact structure formed at least partially between the encapsulation and the first and / or second electrode, in other words, the contact structure is at least partially formed under the encapsulation and / or at least
- the encapsulation overlaps the contact structure
- a thickness of the contact structure may be greater than a thickness of the encapsulation.
- the thickness can be measured in the direction perpendicular to a surface of the electrode on which the contact structure is formed.
- the first contact element can be, for example, a solid body, for example a solid metal body
- the second contact element can be
- an adhesive such as an adhesive,
- an adhesive for example, a silver adhesive, a solder and / or a
- Conductive paste for example a silver paste.
- a third contact element may be arranged which projects through the encapsulation and the first
- Contact element for example, a needle-shaped
- Optoelectronic component on a conductor pattern which is formed above, below and / or between the encapsulation and which is electrically coupled to the contact structure.
- the printed conductor structure can have, for example, one, two or more electrically conductive printed conductors.
- Printed track structure is used for electrically contacting the Kontak structure.
- the printed conductor structure can be electrically coupled, for example, to an electronic circuit for operating the optoelectronic component.
- Conductor structure is formed between the encapsulation layer and the cover body. That the Lei erbahn Quilt is formed under the encapsulation, for example, mean that the conductor track structure is formed under the cover body.
- the adhesive layer is formed over the second electrode. For example, by means of the adhesive layer a
- This can contribute to a particularly uniform current distribution in the optoelectronic component.
- This can contribute to a high efficiency of the optoelectronic component.
- the case of an OLED the
- the carrier will be formed.
- a first electrode is formed over the carrier.
- Electrode is formed an optically functional layer structure.
- a second electrode is formed over the optically functional layer structure such that the second electrode extends over at least one part of the side of the optically functional layer structure which faces away from the support.
- On the first and / or second electrode at least a part of an electric
- an encapsulation is formed so that the encapsulation encapsulates the optically functional layer structure, the first and / or second electrode and the contact structure.
- Encapsulation is processed and / or the contact structure is formed so that the contact structure is an electrical conductive connection to the first and / or second
- the first and / or second electrode is encapsulated in cooperation by the contact structure and the encapsulation.
- Encapsulation layer is processed so that the
- Contact structure forms the electrically conductive compound through the encapsulation layer by the
- Encapsulation layer is released.
- the encapsulation layer can be removed above the contact structure, for example by means of a mechanical process, for example by means of scraping or grinding, or by means of a chemical process, for example by means of etching, or by means of laser ablation.
- Contact structure is formed so that the contact structure projects after the release of the contact structure of the encapsulation layer from the encapsulation layer.
- the contact structure may comprise the first contact element and the second contact element, wherein the first
- the first contact element may be a solid and the second contact element may be an adhesive, such as adhesive, conductive paste or solder.
- the contact structure is formed on the first and / or second electrode by forming the first contact element of the contact structure on the first and / or second electrode. The encapsulation is processed this way
- the contact structure forms the electrically conductive connection through the encapsulation by another
- the Contact element is moved through the encapsulation until the further contact element, the first contact element physically and electrically contacted.
- the further contact element may be, for example, the third contact element.
- Track structure formed over the encapsulation and electrically coupled to the contact structure.
- two, three or more of the contact structures are distributed over the electrode over the first and / or second electrodes.
- the two, three or more contact structures may correspond, for example, to those discussed above
- the Verkapseionne can be processed and / or the contact structures are formed so that the contact structures form the electrically conductive connections to the corresponding electrodes through the corresponding Verkapseionne.
- Figure 1 is a sectional view of a conventional
- Figure 2 is a sectional view of an embodiment of an optoelectronic device; a plan view of an embodiment of an optoelectronic device; a detailed sectional view of an embodiment of an optoelectronic
- Figure 5 is a detailed sectional view of a
- FIG. 6 is a detailed sectional view of
- FIG. 8 is a detailed sectional view of
- FIG. 12 shows exemplary embodiments of optoelectronic components during the method for producing the optoelectronic component
- FIG. 13 is a flow chart of an embodiment of a
- FIG. 14 shows a flow diagram of an embodiment of a part of a method for producing an optoelectronic component
- Figure 15 is a detailed sectional view of a
- FIG. 16 shows a sectional illustration of an exemplary embodiment of an optoelectronic component
- FIG. 17 is a sectional view of an exemplary embodiment of an optoelectronic component
- FIG. 18 is a sectional view of an exemplary embodiment of an optoelectronic component.
- An optoelectronic component can be used in various ways
- an electromagnetic radiation emitting device or an electromagnetic
- Electromagnetic radiation absorbing device may for example be a solar cell.
- a component emitting electromagnetic radiation can be a semiconductor device emitting electromagnetic radiation and / or as an electromagnetic radiation emitting diode, as a diode emitting organic electromagnetic radiation, as a transistor emitting electromagnetic radiation or as organic electromagnetic radiation
- the radiation may, for example, be light in the visible range, UV light and / or infrared light.
- the radiation may, for example, be light in the visible range, UV light and / or infrared light.
- the radiation may, for example, be light in the visible range, UV light and / or infrared light.
- electromagnetic radiation emitting device for example, as a light-emitting diode (light emitting diode, LED) as an organic light-emitting diode (organic light emitting diode, OLED), as light-emitting
- Component may be part of an integrated circuit in various embodiments. Furthermore, a
- translucent or “translucent layer” can be understood in various embodiments that a layer is permeable to light
- Component generated light for example, one or more wavelength ranges, for example, for light in one
- Wavelength range of the visible light (for example, at least in a partial region of the wavelength range of 380 nm to 780 nm). For example, is below the term
- Translucent layer in various embodiments to understand that essentially the whole in one
- Quantity of light is also coupled out of the structure (for example, layer), wherein a portion of the light can be scattered in this case
- transparent or “transparent layer” can be understood in various embodiments that a layer is transparent to light
- An electrically conductive connection can be, for example, a galvanic connection.
- An electrically conductive material may be, for example, a galvanic material.
- 1 shows a conventional optoelectronic component 1.
- the conventional optoelectronic component 1 has a carrier 12, for example a substrate.
- the carrier 12 may be translucent or even transparent.
- On the carrier 12 is an opto-electronic
- the optoelectronic layer structure has a first one
- Electrode layer 14 having a first contact portion 16, a second contact portion 18 and a first
- the second contact section 18 is connected to the first electrode 20 of the optoelectronic
- the first electrode 20 is electrically insulated from the first contact portion 16 by means of an electrical insulation barrier 21.
- above the first electrode 20 is an optically functional
- Layer structure 22 for example an organic compound
- Layer structure 22 may comprise, for example, one, two or more sub-layers, as explained in greater detail below with reference to FIG. About the optically functional
- Layer structure 22 is a second electrode 23 of FIG.
- the first electrode 20 serves, for example, as an anode or
- the second electrode 23 serves corresponding to the first electrode as the cathode or anode of the optoelectronic Layer structure.
- the first contact section 16 may also be referred to as an extension of the second electrode 23.
- an encapsulation layer 24 of the optoelectronic layer structure is formed, which encapsulates the optoelectronic layer structure.
- Encapsulation layer 24 a first recess of the encapsulation layer 24 are formed over the first contact portion 16 and a second recess of the encapsulation layer 24 over the second contact portion 18. In the first recess of the encapsulation layer 24, a first contact region 32 is exposed and in the second recess of the
- Encapsulation layer 24 a second contact region 34 is exposed.
- the first contact region 32 serves for
- the adhesive layer 36 comprises, for example, an adhesive, for example an adhesive,
- a laminating adhesive for example, a laminating adhesive, a paint and / or a resin.
- a laminating adhesive for example, a paint and / or a resin.
- Cover body 38 is formed.
- the adhesive layer 36 serves to attach the cover body 38 to the
- the cover body 38 has
- the cover body 38 serves to protect the conventional optoelectronic
- the cover body 38 serves, for example, as a hermetic protection against surface moisture entry. This may mean, for example, that the cover body 38
- a diffusion rate with respect to water and / or oxygen of less than 10-1 g / (m2d), for example less than 10-4 g / (m 2 d), for example less than 10-10 g / (m 2 d),
- cover body 38 for distributing and / or
- the glass of the cover body 38 can serve as protection against external influences, and the metal rail of the cover body 38 can serve to distribute and / or dissipate the heat generated during operation of the conventional optoelectronic component 1.
- Encapsulation layer 24 may be used as encapsulation of the
- Encapsulation layer 24 for example, the cover body 38 as encapsulation of the conventional optoelectronic
- the adhesive layer 36 may, for example, be applied to the encapsulation layer 24 in a structured manner. That the adhesive layer 36 is structured on the
- Encapsulation layer 24 is applied, may mean, for example, that the adhesive layer 36 already has a predetermined structure when applied directly.
- the adhesive layer 36 can be applied in a structured manner by means of a dispensing or printing process.
- the conventional optoelectronic component 1 is in the first contact region 32 and the second contact region 34 sensitive to external influences, since no cover body 38 is provided in these contact areas 32, 34.
- the conventional optoelectronic component 1 can be any conventional optoelectronic component 1.
- Process step are exposed, for example by means of an ablation process, for example by means of
- Fig. 2 shows a ThomasdarStellung a
- Embodiment of an optoelectronic component 10 may, for example, largely correspond to the conventional optoelectronic component 1 explained above.
- the optoelectronic device 10 has at least one contact structure 40, for example two or more
- Contact structures 40 for example, three contact structures 40, on.
- the sale of the optoelectronic component 10 is formed by the encapsulation layer 24.
- the contact structures 40 are directly physical
- the contact structures 40 comprise electrically conductive material and / or are made of electrically conductive material formed.
- Contact structures 40 provide an electrically conductive, for example, galvanic, connection through the
- Encapsulation layer 24 to the second electrode portion 23.
- the contact structures 40 extend through the encapsulation layer 24 therethrough.
- the contact structures 40 are at least partially in
- the contact structures 40 at least
- Encapsulation and the second electrode 23 may be arranged.
- the contact structures 40 and the encapsulation encapsulate in cooperation the second electrode 23 ei. This can
- Layer structure 22 completely covered by the encapsulation and the contact structures 40 and / or protected by this.
- the contact structures 40 thus form an interruption of the encapsulation, they protect, in cooperation with the encapsulation, the second electrode 23 and the underneath
- Material of the contact structures 40 for example, be made similar to dense or dense than the material of the encapsulation. In other words, the contact structures 40, a material and a material thickness such that the contact structures 40 have the necessary encapsulation effect.
- the first contact regions 32 are formed on the contact structures 40.
- the second contact region 34 extends over the entire width of the optoelectronic component 10. However, the second contact region 34 may also extend only over part of the optoelectronic component 10.
- the electrically conductive material of the contact structures 40 may comprise, for example, silver, gold, platinum, nickel, tin, bismuth or copper, or an alloy comprising one or more of these materials.
- Contact structures 40 may be formed, for example, by a solder or a silver paste.
- the contact structures 40 may be of a thin-film metal structure, for example
- the contact structures 40 may be formed, for example, by contact points and / or contact strips.
- Contact structures 40 are arranged, may be in a range, for example, from 1 ⁇ to 10 mm, for example, from 10 ⁇ to 1 mm, for example, from 100 to 500 ⁇ .
- the thickness may for example be greater than a thickness of the encapsulation layer 24.
- the thickness of the contact structure 40 may be formed, for example, only slightly thicker than the thickness of the encapsulation layer 24. Alternatively or additionally, the thickness of the contact structure 40
- a width or a diameter of the contact structure 40 for example in the direction parallel to the surface of the second electrode 23, on which the contact structure 40
- Contact structures 40 are formed as contact strips, a length of the contact structures, for example in the direction parallel to the surface of the second electrode 23 on which the contact structure is arranged, and in the direction perpendicular to the width, for example in a range from the width up to 1 m, for example up to 10 cm, for example up to 1 cm, for example up to 1 mm.
- the contact structures 40 make it possible to electrically contact the second electrode 23 directly, in particular without the second contact portion 18, through the
- Encapsulation layer 24 this allows the optoelectronic device 10 on one of the first
- lateral outer edge of the cover body 38 is formed flush with a lateral outer edge of the carrier 12. This can contribute to the simple design of the optoelectronic component 10, since the optoelectronic component 10 can be easily cut or sawed on the corresponding side surface in a cutting and / or sawing process. In addition, increases in this area, the stability of the optoelectronic device 10, since at the
- the second contact section 18 is dispensed with, a larger area of the carrier 12 can be used to apply the optoelectronic layer structure with the carrier 12 of the same size.
- the contact structures 40 may be relatively stable compared to the second electrode 23 and / or the second contact portion 18,
- Layer structure 22 thereby being damaged, for example due to mechanical action, for example due to scratching.
- Layer structure 22 can be achieved. This can be done in the
- Operation of the optoelectronic component 10 is an optical appearance particularly evenly and / or a
- Be particularly good and / or the appearance can be adjusted so that it has bright and relatively dark areas and / or brightness gradients.
- different voltages and / or potentials can be applied
- Encapsulation layer 24 and / or between the
- Adhesive layer 36 and the contact structures 40 may be formed, a conductor track structure, not shown in Figure 2, via which the contact structures 40 electrically
- FIG. 3 shows a plan view of an exemplary embodiment of an optoelectronic component 10, for example of the preceding one with reference to FIG. 2
- contact structures 40 are distributed over the active region of the optoelectronic component 10. However, more or less contact structures 40 may also be formed.
- the contact structures 40 are circular. Alternatively, however, the contact structures 40 may also be polygonal and / or punctiform or
- Contact structures 40 may be formed to intersect each other, for example, to form a matrix or to have a plurality of circular, concentric stripes.
- Fig. 4 shows a detailed sectional view of a
- Embodiment of an optoelectronic component 10 for example in a step during a method for producing the optoelectronic component 10.
- Optoelectronic component 10 may be, for example largely the above optoelectronic
- Component 10 correspond.
- the carrier 12 is formed from an electrically conductive material, so that it is possible to dispense with the first electrode 20 and the carrier 12 acts as an electrode.
- the current flow during operation of the optoelectronic component 10 thus takes place directly from the carrier 12 towards the optically functional layer structure
- Carrier 12 to be hermetically sealed and as
- the contact structure 40 is arranged and / or formed in the form of a hemispherical body on the second electrode 23.
- the contact structure 40 is formed in the form of a contact point.
- the contact structure 40 may, for example, a first contact element, a second
- Contact element and / or have a third contact element For example, an electrically conductive body,
- a metal body and / or an electrically conductive paste drop for example a
- a second contact element can, for example, a
- Adhesive be formed.
- the first contact element may be fastened to the second electrode 23 by means of the second contact element, for example
- the encapsulation layer 24 can now be formed.
- Fig. 5 shows a detailed sectional view of a
- Embodiment of an optoelectronic component 10 for example in a step during a method for producing the optoelectronic component 10.
- Optoelectronic component 10 may be, for example
- Optoelectronic devices 10 correspond.
- the optoelectronic component 10 may be the first electrode 20 between the carrier 12 and the optically functional
- the contact structure 40 for electrically contacting the second electrode 23 have. Furthermore, the optoelectronic component 10 has a further contact structure 42 for electrically contacting the first electrode 20.
- the further contact structure 42 may be formed, for example, according to an embodiment of the first contact structure 40. In particular, the further contact structure 42 may have further contact elements or be formed by these.
- the further contact structure 42 can serve, for example, for the simple and / or safe contacting of the first electrode 20. For example, the further contact structure 42 when electrically contacting the first electrode 20 to protect them from mechanical damage.
- Above the second electrode 23 and above or beside the second electrode 23 and above or beside the first electrode 22 have further contact elements or be formed by these.
- the further contact structure 42 can serve, for example, for the simple and / or safe contacting of the first electrode 20.
- the further contact structure 42 when electrically contacting the first electrode 20 to protect them from mechanical damage.
- FIG. 6 shows a detailed sectional view of
- the second electrode 23, the Kont kt Scheme 40 and / or the encapsulation layer 24 may, for example, according to the above-explained second electrode 23, contact structure 40 or
- Encapsulation layer 24 may be formed.
- FIG. 6 shows in particular a state in which the first contact structure 40 is completely covered by the encapsulation layer 24, for example, directly after the formation of the
- Encapsulation layer 2 The formation of the contact structure 40 such that the
- Contact structure 40 permanently resistant and / or
- Contact structure 40 used material require heating and / or heating of the contact structure 40.
- the heating or heating for example, at the same time in the course of
- Encapsulation layer 24 by means of a CVD method
- the contact structure 40 can be heated so that it hardens and / or dried.
- the contact structure 40 points in the direction perpendicular to the surface of the second electrode 23, on which the
- Contact structure 40 is formed, a greater thickness than the encapsulation layer 24, for example as the
- Encapsulation layer 24 outside the contact structure 40 may contribute, for example, the electrical Connection to the second electrode 23 is easy to produce, for example, by removing the encapsulation layer 24 above the contact structure 40, for example in a grinding, scratching, ablation or etching process. Further, this may help to advance the second electrode 23
- the further contact structure 42 it may be formed according to an embodiment of the contact structure 40.
- FIG. 7 shows a further state of the second electrode 23, the contact structure 40 and the encapsulation layer 24 during the method for producing the optoelectronic component 10, in which the contact structure 40 comprises a first contact element 41 which is formed directly on the second electrode 23, and another contact element,
- a third contact element 43 For example, a third contact element 43 ,.
- the third contact element 43 has been moved through the encapsulation layer 24 until it is in direct physical contact with the first contact element 41.
- the third third contact element 43 has been moved through the encapsulation layer 24 until it is in direct physical contact with the first contact element 41.
- Contact element 43 is, for example, of a mandrel-shaped or needle-shaped design and has pierced encapsulation layer 42. This is a recess in the
- Encapsulation layer 24 is formed.
- the third contact element 43 can now remain in place for electrical contact and the electrical contact can be made via the first contact element 41 and the third contact element 43.
- the third contact element 43 can be removed again and then the then
- a needle contacting can be performed in which the encapsulation layer 24 is pierced with a needle, wherein the needle can be removed or used as a third contact element 43 of the contact structure 40. If the needle after piercing the
- Encapsulation layer 24 is removed, so the resulting recess can be filled by the third contact element 43.
- the first contact element 41 is used in the Nadelmastician as protection of the second electrode 23 and the underlying optically functional
- the contact structure 40 allows the Nadelnapstechnik, wherein the second electrode 23 and the underlying optically functional layer structure 22 are not damaged.
- Fig. 8 shows a detailed sectional view of
- the contact structure 40 protrudes from the encapsulation layer 24 and has a greater thickness than that
- Contact element 46 may be arranged, in particular the
- the first contact element 41 is attached to the second electrode 23.
- Electrode 23 can be arranged.
- the second contact element 46 on the second electrode 23rd is arranged.
- the first contact element 41 can be arranged on the second contact element 46.
- the first contact element 41 can be arranged directly on the second electrode 23.
- the capping rail 24 may be processed to be removed above the contact structure 40.
- the contact structure 40 can be at least partially exposed and / or at least partially freed from the encapsulation structure 24.
- a recess 47 may first be formed in the encapsulation layer 24, for example by means of a laser and / or by means of an etching process. The contact structure 40 can then be arranged in the recess 47 on the second electrode 23
- FIG 9 shows an embodiment of a component composite 44 in a first state during a method for
- Component composite 44 is suitable for producing a plurality of optoelectronic components 10.
- the component composite 44 has the carrier 12, which may be connected to the substrate, for example
- Previously explained support 12 may correspond, wherein the support 12 is for forming a plurality
- the carrier 12 can thus form a carrier composite.
- the carrier composite may be, for example, a semiconductor substrate.
- On the support 12 is the optically functional layer structure 22nd
- Electrode 20 may be formed.
- the optically functional Layer structure 22 extends corresponding to the carrier 12 over a plurality of optoelectronic to be produced
- the second electrode 23 extends corresponding to the support 12 and the optically functional layer structure 22 over a plurality of optoelectronic components 10 to be produced.
- 10 shows a second state of the component composite 44 during the method for producing the optoelectronic component 10.
- the optically functional layer structures 22 are each one
- Optoelectronic component 10 separated from each other and the contact structures 40 are formed on the corresponding second electrodes 23.
- the contact structures 40 may be prior to the separation of the optically functional
- Electrode 23 are formed.
- FIG 11 shows a third state of the component composite 44 during the method for producing the optoelectronic components 10, in which the encapsulation layer 24 is formed over the optically functional layer structures 22, the second electrodes 23 and the contact structures 40.
- the encapsulation layer 24 encapsulates the optically functional layer structures 22, the second electrodes 23 and the contact structures 40. In particular, the encapsulates
- Encapsulation layer 24 the optically functional
- FIG. 12 shows two exemplary embodiments of optoelectronic components 10 that have been singulated, for example, from the component assembly 44 shown in FIG.
- the contact structures 40 can be at least partially freed from the encapsulation layer 24.
- the contact structures 40 in the encapsulation layer 24 can be exposed.
- the contact structures 40 in the encapsulation layer 24 can be exposed.
- Encapsulation layer 24 locally or over the entire
- Optoelectronic device 10 are removed as far . in that the contact structures 40 protrude from the encapsulation layer 24. Alternatively, the
- Encapsulation layers 24 are pierced, for example by means of the third explained with reference to FIG.
- the separation of the optoelectronic components 10 may, for example, be carried out mechanically by means of cutting, sawing or punching and / or by means of a laser.
- 13 shows a flowchart of an exemplary embodiment of a method for producing an optoelectronic component, for example one of the optoelectronic components 10 explained above. The method serves to produce the optoelectronic component 10 simply and / or cost-effectively.
- a carrier is provided,
- the above-explained carrier 12 for example, as a single carrier for an optoelectronic device 10 or as a carrier composite for several
- a first electrode may optionally be formed, for example the first electrode 20 explained above.
- Layer structure 22 may comprise a plurality of partial layers, for example optically functional layer structure units which may be formed successively and / or one above the other, as explained in more detail below with reference to FIG.
- a second electrode for example the second electrode 23 is formed.
- the second electrode 23 is formed over the optically functional layer structure 22.
- a contact structure is formed, for example as explained above
- the contact structure 40 is formed over the second electrode 23, for example directly on the second electrode 23.
- a step S12 becomes an encapsulation layer
- the encapsulation layer 24 is formed over the contact structure 40 and the second electrode 23.
- the contact structure 40 is at least partially exposed and / or from the encapsulation layer 24 freed.
- the encapsulation layer 24 may be partially or completely removed over the contact structure 40.
- the contact structure 40 can be contacted, for example by means of the
- a cover body can be arranged, for example the cover body 38 explained above.
- the cover body 38 can be arranged on the encapsulation layer 24, for example by means of an adhesive, for example by means of the adhesive layer 36.
- steps S10, S12 and S14 Steps S2 0 ; S22 and S24 are formed.
- step S20 an encapsulation layer is formed on the second electrode 23, for example, those in FIG.
- Encapsulation layer 24 is formed, for example, the previously explained recess 47.
- the recess 47 for example, by means of an etching process or a laser ablation process, for example a
- a contact structure is formed, for example as explained above
- the contact structure 40 is in the
- the optoelectronic component 10 may, for example, in combination with many, for example, similar
- optoelectronic devices 10 are produced, for example in a wafer composite. Subsequently, the optoelectronic components 10 can be singulated from the composite, for example by means of mechanical separation, by means of cutting, sawing, punching, and / or by means of a laser.
- FIG. 14 shows a flow chart of an embodiment of a part-process for manufacturing an opto-electronic device.
- the steps S26, S28 or S30 shown in FIG. 14 may be executed instead of the steps S10, S12 or S14 or instead of the steps S20, S22 or S24 in the course of the method explained above.
- a first contact element is formed on the second electrode portion, for example, the first contact element 41.
- the encapsulation layer 24 becomes over the second electrode 23 and the first contact element 41
- step S30 a third contact element becomes
- the third contact element 43 is arranged such that it extends through the encapsulation layer 24 and thereby an electrically conductive, for example
- the encapsulation layer 24 may be pierced or pierced by the third contact element 43 or the encapsulation splitter 24 may first be pierced or pierced and then the third contact element 43 may be arranged.
- the contact structure 40 is formed to form an electrical connection through the encapsulation layer 24.
- Fig. 15 shows a detailed sectional view of a layer structure of an embodiment of a
- Optoelectronic component 10 may be formed as a top emitter and / or bottom emitter. If the optoelectronic component 10 is designed as a top emitter and bottom emitter, the optoelectronic component 10 can be referred to as an optically transparent component, for example a transparent organic light emitting diode.
- the optoelectronic component 10 has the carrier 12 and the active region above the carrier 12. Between the carrier 12 and the active region, a first, not shown, barrier layer, for example, a first
- An insulating layer and / or a planarization layer may be formed between the carrier 12 and the barrier layer.
- the planarization layer may be formed on the carrier 12.
- the insulation layer can be formed to to electrically isolate the first electrode 20 from the carrier 12.
- the active region comprises the first electrode 20, the optically functional layer structure 22 and the second electrode 23.
- the encapsulation layer 24 is formed over the active region.
- the encapsulation layer 24 may serve as a second barrier layer, for example as a second barrier layer
- the cover 38 is arranged.
- the cover 38 can be arranged, for example, by means of an adhesive layer 36 on the encapsulation layer 24.
- the active region is an electrically and / or optically active region.
- the active region is, for example, the region of the optoelectronic component 10 in which
- the part of the second electrode 23 which is disposed above the active region may also be referred to as a functional part of the second electrode 23.
- the optically functional layer structure 22 may include one, two or more functional layered structure units and one, two or more intermediate layers between them
- the carrier 12 may be translucent or transparent.
- the carrier 12 serves as a carrier element for electronic Elements or layers, for example light-emitting elements.
- the carrier 12 may comprise or be formed, for example, glass, quartz, and / or a semiconductor material or any other suitable material.
- the carrier 12 may be a plastic film or a
- Laminate with one or more plastic foils Laminate with one or more plastic foils
- the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the plastic may have one or more polyolefins. Furthermore, the
- the carrier 12 may be a metal on or made of iron, for example copper, silver, gold, platinum, iron, for example a metal compound,
- the carrier 12 may be formed as a metal foil or metal-coated foil.
- the carrier 12 may be part of or form part of a mirror structure.
- the carrier 12 may have a mechanically rigid region and / or a mechanically flexible region or be formed in such a way.
- the first electrode 20 may be formed as an anode or as a cathode.
- the first electrode 20 may be translucent or transparent.
- the first electrode 20 comprises an electrically conductive material, for example metal and / or a conductive transparent oxide
- TCO transparent conductive oxide
- the first electrode 20 may comprise, for example, a layer stack of a combination of a layer of a metal on a layer of a TCO, or vice versa.
- An example is a silver film deposited on an indium-tin Oxide layer (ITO) is applied ⁇ Ag on ITO) or ITO-Ag-ITO multilayers.
- metals for example, Ag, Pt, Au, Mg, Al, Ba, In, Ca, Sm or Li, as well as compounds, Korabinationen or
- Transparent conductive oxides are transparent, conductive materials, for example metal oxides, such as, for example, zinc oxide, tin oxide, cadmium oxide, titanium oxide, indium oxide or indium tin oxide ⁇ ITO).
- metal oxides such as, for example, zinc oxide, tin oxide, cadmium oxide, titanium oxide, indium oxide or indium tin oxide ⁇ ITO.
- binary metal oxygen compounds such as ZnO, SnO 2 or In 2 O 3
- ternary metal acid compounds such as AIZnO, Zn 2 SnO 4, Cd SnO 3, Zn SnO 3, Mgln 204, GalnO 3, Zn 2 In 2 O 5 or In 4 Sn 3 O 12 or mixtures are also included
- the first electrode 20 may comprise, as an alternative or in addition to the mentioned materials: networks of metallic nanowires and particles, for example of Ag, networks of carbon nanotubes, graphene particles and layers and / or networks of semiconducting nanowires. Alternatively or additionally, the first electrode 20 may be one of the mentioned materials: networks of metallic nanowires and particles, for example of Ag, networks of carbon nanotubes, graphene particles and layers and / or networks of semiconducting nanowires. Alternatively or additionally, the first electrode 20 may be one of the mentioned materials: networks of metallic nanowires and particles, for example of Ag, networks of carbon nanotubes, graphene particles and layers and / or networks of semiconducting nanowires. Alternatively or additionally, the first electrode 20 may be one of the mentioned materials: networks of metallic nanowires and particles, for example of Ag, networks of carbon nanotubes, graphene particles and layers and / or networks of semiconducting nanowires. Alternatively or additionally, the first electrode 20 may be one of the mentioned materials: networks of metallic nano
- the following structures may be formed on or from iron: a network of metallic nanowires, such as Ag, combined with conductive polymers, a network of carbon nanotubes combined with conductive polymers, and / or graphene layers and composites.
- the first electrode 20 may comprise electrically conductive polymers or transition metal oxides.
- the first electrode 20 may, for example, have a layer thickness in a range from 10 nm to 500 nra,
- nm for example, from less than 25 nm to 250 nm, for example from 50 nm to 100 nm.
- the first electrode 20 can be electrically coupled to a first electrical connection, for example the first contact section 16, to which a first electrical potential can be applied.
- the first electrical potential may be provided by a power source (not shown), such as a power source or a power source
- Electrode 20 are indirectly fed via the carrier 12.
- the first electrical potential may be, for example, the
- Ground potential or another predetermined reference potential is ground potential or another predetermined reference potential.
- the optically functional layer structure 22 may include a
- Hole injection layer a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a hole transport layer, a
- the Lochinj edictions slaughter can on or above the first
- Electrode 20 may be formed.
- the hole injection layer may comprise or be formed from one or more of the following materials: HAT-CN, Cu (I) pFBz, MoOx, WOx, VOx,
- the hole injection layer may have a layer thickness in a range of about 10 nm to about 1000 nm, for example in a range of about 30 nm to about 300 nm, for example in a range of about 50 nm to about 200 nm.
- Hole transport layer be formed.
- Hole transport layer may comprise or be formed from one or more of the following materials: NPB ⁇ N, N'-bis (naphthalen-1-yl) -N, N'-bis (phenyl) -benzidine); beta-NPB ⁇ , ⁇ '-bis (naphthalen-2-yl) - ⁇ , ⁇ '-bis (phenyl) -benzidine); TPD
- the punched-out layer may have a layer thickness in a range from about 5 nm to about 50 ntn,
- nm for example in a range of about 10 nm to about 30 nm, for example about 20 nm.
- the one or more emitter layers may be formed, for example with fluorescent and / or phosphorescent emitters.
- the emitter layer may be organic polymers, organic
- the emitter layer may comprise or be formed from one or more of the following materials: organic or organometallic
- Iridium complexes such as blue phosphorescent FIrPic
- the emitter materials may suitably be in one
- Embedded matrix material for example one
- the first emitter layer may have a layer thickness in a range of about 5 nm to about 50 nm
- nm for example, in a range of about 10 nm to about 30 nm, for example about 20 nm.
- the emitter layer may have single-color or different-colored (for example blue and yellow or blue, green and red) emitting emitter materials.
- the emitter layer may have single-color or different-colored (for example blue and yellow or blue, green and red) emitting emitter materials.
- Emitter layer have multiple sub-layers that emit light of different colors. By means of a mixing The different colors can result in the emission of light with a white color impression.
- a converter material in the radiation path of the primary emission generated by these layers, which at least partially absorbs the primary radiation and emits a secondary radiation of a different wavelength, so that from a (not yet white) primary radiation by the combination of primary radiation and secondary Radiation produces a white color impression.
- the electron transport layer may include or be formed from one or more of the following materials; NET- 18, ⁇ 2,2 " , 2" - (1,3,5-benzene triyl) tris (1-phenyl-1H-benzimidazole), 2- (biphenylyl) -5- (4-tert-butylphenyl) 1, 3, 4 -oxadiazoles, 2, 9-dimethyl-4,7-diphenyl-1,10-phenanthroline (BCP), 8-hydroxyquinolinolato-lithium, 4 - (naphthalen-1-yl) -3, 5 - diphenyl-4H-1,2,4-triazoles; 1,3-bis [2- (2,2'-bipyridined-6-yl) -1,3,4-oxadiazol-5-yl-benzene; 4,7- Diphenyl-1,10-phenanthrolines (BPhen); 3- (4-biphenylyl) -4-
- the electron transport layer may have a layer thickness
- the electron transport layer in a range of about 5 nm to about 50 nm, for example, in a range of about 10 nm to about 30 nm, for example, about 20 nm.
- Electron injection layer may be formed.
- Electron injection layer may include or be formed from one or more of the following materials; NDN-26, gAg, Cs 2 CO 3, Cs 3 PO 4, Na, Ca, K, Mg, Cs, Li, LiF; 2, 2 ', 2 "- (1,3,5-benzene triyl) tris (1-phenyl-1-H-benzimidazoles); 2- (4-biphenylyl) -5- (4-tert-butylphenyl) -1 , 3-oxadiazoles, 2, 9-dimethyl-4,7-dipheny1-1,10-phenanthroline (BCP), 8-hydroxyquinolinolato-lithium, 4- (naphthalen-1-yl) -3,5-dipheny1-4H 1,2,4-triazoles; 1,3-bis [2- (2,2'-bipyridine-6-yl) -1,3,4-oxadiazo-5-yl] benzene; 4,7-diphenyl- 1, 10-phenanthrolines (BP
- Naphthalenetetracarboxylic dianhydride or its imides Naphthalenetetracarboxylic dianhydride or its imides
- Perylenetetracarboxylic dianhydride or its imides fabrics based on siloles with a
- the electron injection layer may have a layer thickness in a range of about 5 nm to about 200 nm, for example in a range of about 20 nm to about 50 nm, for example about 30 nm.
- corresponding intermediate layers may be formed between the optical functional layer structure units.
- the optically functional layered structure units can each individually individually according to one embodiment of the above-explained optically functional
- Layer structure 22 may be formed.
- the intermediate layer may be formed as an intermediate electrode.
- Intermediate electrode can be electrically connected to an externalpulsqueile.
- the external voltage source may, for example, a third at the intermediate electrode
- the intermediate electrode may also have no external electrical connection, for example by the intermediate electrode having a floating electrical potential.
- the optically functional layer structure unit may, for example, have a layer thickness of at most approximately 3 ⁇ m, for example a layer thickness of at most approximately 1 ⁇ m, for example a layer thickness of approximately approximately 300 nm.
- the optoelectronic component 10 can optionally have further functional layers, for example arranged on or above the one or more emitter layers or on or above the electron transport layer.
- the further functional layers can be, for example, internal or external input / output coupling structures, which can further improve the functionality and thus the efficiency of the optoelectronic component.
- the second electrode can be designed according to one of the configurations of the first electrode, wherein the first electrode 20 and the second electrode 23 is equal to or
- the second electrode 23 may be formed as an anode or as a cathode.
- the second electrode 23 may be connected to a second electrical
- connection for example, the second contact portion 18, be electrically coupled, to which a second electrical potential can be applied.
- the second electrical potential may be from the same or another source of energy
- the second electrical potential may be different than the first electrical potential.
- the second electric potential may have a value such that the difference from the first electric potential has a value in a range of about 1.5V to about 20V, for example, a value in a range of about 2.5V to about 2.5V about 15 V, for example, a value in a range of about 3 V to about 12 V.
- the encapsulation layer 24 may also be referred to as
- Thin-layer encapsulation may be referred to.
- Encapsulation layer 24 may be translucent or
- the Encapsulation layer 24 forms a barrier to chemical contaminants or atmospheric agents, especially to water (moisture) and oxygen.
- the encapsulation layer 24 is designed such that it can be damaged by substances which can damage the optoelectronic component, for example water,
- Oxygen or solvent not or at most can be penetrated at very low levels.
- Encapsulation layer 24 may be formed as a single layer, a layer stack, or a layered structure.
- the encapsulation layer 24 may include or be formed from: alumina, zinc oxide, zirconia,
- the encapsulation layer 24 may have a layer thickness of about 0.1 nm (one atomic layer) to about 1000 nm
- the encapsulation layer 24 may comprise a high refractive index material, for example, one or more high refractive index materials, such as one
- the first barrier layer on the support 12 corresponding to a configuration of
- Encapsulation layer 24 may be formed.
- the encapsulation layer 24 can be formed, for example, by means of a suitable deposition method, for example by means of an atomic layer deposition (ALD) method, for example a plasma-assisted ALD method.
- ALD atomic layer deposition
- PEALD Plasma Enhanced Atomic Layer Deposition
- PECVD Plasma Enhanced Chemical Vapor Deposition
- the input / outcoupling layer may have a matrix and scattering centers distributed therein, wherein the average refractive index of the coupling-in / out layer is greater than the average refractive index of the layer from which the electromagnetic radiation is provided. Furthermore, one or more can additionally
- the adhesive layer 36 may include, for example, adhesive and / or paint, by means of which the cover 38, for example, arranged on the encapsulation layer 24, for example glued, is.
- the adhesive layer 36 may be transparent or translucent.
- the Adhesive layer 36 may include, for example, particles that scatter electromagnetic radiation, for example
- the adhesive layer 36 can act as a scattering layer and can lead to an improvement in the color angle distortion and the coupling-out efficiency.
- dielectric As light-scattering particles, dielectric
- Metal oxide for example silicon oxide (SiO 2), zinc oxide (ZnO), zirconium oxide (ZrO 2), indium tin oxide (ITO) or
- Indium zinc oxide (IZO), gallium oxide (Ga20x) aluminum oxide, or titanium oxide may also be suitable provided they have a refractive index that is different from the effective refractive index of the matrix of the adhesive layer 36
- the adhesive layer 36 may have a layer thickness of greater than 1 pm, for example a layer thickness of several pm. In various embodiments, the adhesive may be a lamination adhesive. The adhesive layer 36 may have a refractive index that is less than the refractive index of the cover 38.
- the adhesive layer 36 may include, for example, a
- the adhesive layer 36 can also be a low-refractive adhesive, such as an acrylate, which has a refractive index of about 1, 3 au.
- the adhesive layer 36 can also be a
- the active area On or above the active area may be a so-called
- Gettering layer or getter structure i. a laterally structured getter layer (not shown) may be arranged.
- the getter layer can be translucent, transparent or opaque.
- the getter layer may comprise or be formed of a material, the shock, the
- a getter layer may include or be formed from a zeolite derivative.
- the getter layer may have a layer thickness of greater than about 1 ⁇ vo, for example, a layer thickness of several ⁇ .
- the getter layer may include a lamination adhesive or be embedded in the adhesive layer 36.
- the cover body 38 may alternatively or additionally to the encapsulation layer 24 as encapsulation of the
- the encapsulation of the cover 38 may be formed or the encapsulation of the cover body 38 and the
- Encapsulation layer 24 may be formed.
- the cover body 38 may, for example, a glass cover, a
- Metal foil or a sealed plastic ffolien- cover be formed.
- the covering body 38 can be produced, for example, by means of a frit connection (English: glass frit bonding / glass soldering / seal glass bonding) by means of a conventional glass solder in the geometric edge regions of the optoelectronic component 10 over the
- Encapsulation layer 24 and the active area may be arranged. In this case, on encapsulation layer 24
- cover body 38 may, together with the frit connection, the encapsulation of the
- the cover 38 may, for example, have a refractive index (for example at a wavelength of 633 nm) of 1.3 to 3, for example 1.4 to 2, for example 1.5 to 1.8.
- Fig. 16 shows a sectional view of a
- Embodiment of an optoelectronic component 10 which may for example largely correspond to one of the above-explained optoelectronic components 10, for example, the explained with reference to Figure 2 optoelectronic component 10.
- the optoelectronic component 10 may for example largely correspond to one of the above-explained optoelectronic components 10, for example, the explained with reference to Figure 2 optoelectronic component 10.
- Component 10 has the covering body 38, wherein the covering body 38 extends as far as a lateral outer edge of the support 12.
- a lateral outer edge of the cover body 38 may be flush with the lateral outer edge of the carrier 12.
- the carrier 12 and the covering body 38 can be cut or sawn, for example, in a single cutting or sawing step.
- the cover body 38 has a recess, in particular a first contact recess 48, which extends through the
- Cover body 38 extends therethrough and in which the second contact region 18 is exposed and electrically contacted. Thus, the first electrode 20 is over the first one
- FIG. 17 shows a sectional view of a
- Embodiment of an optoelectronic component 10 which may for example largely correspond to one of the above-explained optoelectronic devices 10, for example, the explained with reference to Figure 2 optoelectronic device 10.
- the encapsulation of the optoelectronic device is formed by the cover body 38 and the adhesive layer 36.
- the optoelectronic component 10 has a plurality of second contact recesses 50 of the optoelectronic component 10, which extends through the covering body 38. In the first
- Contact recesses 40 are the contact structures 40
- Encapsulation layer 24 are dispensed with.
- the cover body 38 by means of the adhesive layer 36 directly to the carrier 12 and / or the second
- the adhesive layer 36 for example, of a
- Glass frit may be formed and / or the encapsulation may be referred to as Kavitatsverkapselung.
- Fig. 18 shows a sectional view of a
- Embodiment of an optoelectronic component 10 which may for example largely correspond to one of the above-explained optoelectronic components 10, for example, the explained with reference to Figure 2 optoelectronic device 10.
- Contacting of the contact structures 40 can, for example take place in that the Haftrr.i tel Anlagen 36 is electrically conductive.
- the Haftrr.i tel Anlagen 36 is electrically conductive.
- Contact structures 40 are connected to a conductor track structure and / or a wire network, which is then encapsulated with liquid adhesive.
- the adhesive layer 36 can be joined to the cover body 38 in a still liquid state; for example, the cover body 38 can be laminated by means of the adhesive layer 36, and the adhesive layer 36 can then be cured.
- the conductor track structure or the wire network can be
- the conductor track structure or the wire network can be any suitable conductor track structure or the wire network.
- Optoelectronic component 10 may be, for example, the conductor track structure or the wire network may be formed so that it does not touch the encapsulation layer 24.
- the conductor track structure or the wire network may alternatively or in addition to the conductor track structure be formed over the cover.
- contact structures 40 may be formed in the optoelectronic component 10.
- the contact structures 40 can be used in all
- Components 10 have more or less of the layers shown.
- the optoelectronic device For example, the optoelectronic device
- Components 10 have various functional layers, such as coupling layers, litter layers,
- the methods shown may have more or less steps, in particular if more or fewer layers are formed accordingly. Furthermore, the methods shown may have more or less steps, in particular if more or fewer layers are formed accordingly. Furthermore, the methods shown may have more or less steps, in particular if more or fewer layers are formed accordingly. Furthermore, the methods shown may have more or less steps, in particular if more or fewer layers are formed accordingly. Furthermore, the methods shown may have more or less steps, in particular if more or fewer layers are formed accordingly. Furthermore, the
- Embodiments are combined with each other.
- each of the exemplary embodiments shown may have the optoelectronic layer structure according to FIG. 15.
- both the encapsulation layer 24 and the covering body can have the recesses, in particular the second contact recesses 50, through which the contact structures 40 extend.
- the cover body 38 may extend laterally to the laterally outer edges of the carrier 12.
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Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201580014698.5A CN106415874B (zh) | 2014-03-19 | 2015-03-10 | 光电子器件和用于制造光电子器件的方法 |
| KR1020167020374A KR102299345B1 (ko) | 2014-03-19 | 2015-03-10 | 광전자 소자 및 광전자 소자를 제조하기 위한 방법 |
| US15/126,602 US10014488B2 (en) | 2014-03-19 | 2015-03-10 | Optoelectronic component and method for producing an optoelectronic component |
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| DE102014103747.2 | 2014-03-19 | ||
| DE102014103747.2A DE102014103747B4 (de) | 2014-03-19 | 2014-03-19 | Optoelektronisches Bauelement und Verfahren zum Herstellen eines optoelektronischen Bauelements |
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| WO2015140004A1 true WO2015140004A1 (de) | 2015-09-24 |
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| PCT/EP2015/054933 Ceased WO2015140004A1 (de) | 2014-03-19 | 2015-03-10 | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements |
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| Country | Link |
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| US (1) | US10014488B2 (de) |
| KR (1) | KR102299345B1 (de) |
| CN (1) | CN106415874B (de) |
| DE (1) | DE102014103747B4 (de) |
| WO (1) | WO2015140004A1 (de) |
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| DE102017111927A1 (de) * | 2017-05-31 | 2018-12-06 | Osram Oled Gmbh | Organisches optoelektronisches Bauelement, Bauelementanordnung, Verfahren zum Herstellen einer Bauelementanordnung und Verfahren zum Herstellen eines organischen optoelektronischen Bauelements |
| KR102450339B1 (ko) * | 2017-11-28 | 2022-10-04 | 엘지디스플레이 주식회사 | 유기 발광 장치 |
| CN109499984B (zh) * | 2018-10-13 | 2022-03-18 | 广东嗨学云教育科技有限公司 | 一种集成电路通用制造装置 |
| DE102019127924B3 (de) * | 2019-10-16 | 2021-01-21 | Tdk Electronics Ag | Bauelement und Verfahren zur Herstellung eines Bauelements |
| DE102019129832A1 (de) * | 2019-11-05 | 2021-05-06 | Heliatek Gmbh | Optoelektronisches Bauelement, sowie Verfahren zur Kontaktierung eines optoelektronischen Bauelements |
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| DE102012203637B4 (de) * | 2012-03-08 | 2020-06-04 | Osram Oled Gmbh | Organisches optoelektronisches Bauelement und Verfahren zur Herstellung eines organischen optoelektronischen Bauelements |
| JP2015022914A (ja) * | 2013-07-19 | 2015-02-02 | ソニー株式会社 | 表示装置およびその製造方法、並びに電子機器 |
-
2014
- 2014-03-19 DE DE102014103747.2A patent/DE102014103747B4/de active Active
-
2015
- 2015-03-10 US US15/126,602 patent/US10014488B2/en active Active
- 2015-03-10 KR KR1020167020374A patent/KR102299345B1/ko not_active Expired - Fee Related
- 2015-03-10 CN CN201580014698.5A patent/CN106415874B/zh active Active
- 2015-03-10 WO PCT/EP2015/054933 patent/WO2015140004A1/de not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0982476A (ja) * | 1995-09-14 | 1997-03-28 | Casio Comput Co Ltd | 有機電界発光素子 |
| WO2007036850A2 (en) * | 2005-09-28 | 2007-04-05 | Koninklijke Philips Electronics N.V. | A large area organic diode device and a method of manufacturing it |
| WO2010136963A1 (en) * | 2009-05-29 | 2010-12-02 | Koninklijke Philips Electronics N. V. | Electroluminescent devices |
| EP2363905A1 (de) * | 2010-03-05 | 2011-09-07 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Optoelektrische Vorrichtung und Verfahren zu deren Herstellung |
Also Published As
| Publication number | Publication date |
|---|---|
| US20170084859A1 (en) | 2017-03-23 |
| US10014488B2 (en) | 2018-07-03 |
| DE102014103747A1 (de) | 2015-09-24 |
| KR102299345B1 (ko) | 2021-09-06 |
| KR20160135166A (ko) | 2016-11-25 |
| CN106415874A (zh) | 2017-02-15 |
| DE102014103747B4 (de) | 2024-06-13 |
| CN106415874B (zh) | 2018-10-16 |
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