WO2014161748A1 - Elektromagnetische strahlung emittierende baugruppe und verfahren zum herstellen einer elektromagnetische strahlung emittierenden baugruppe - Google Patents
Elektromagnetische strahlung emittierende baugruppe und verfahren zum herstellen einer elektromagnetische strahlung emittierenden baugruppe Download PDFInfo
- Publication number
- WO2014161748A1 WO2014161748A1 PCT/EP2014/055952 EP2014055952W WO2014161748A1 WO 2014161748 A1 WO2014161748 A1 WO 2014161748A1 EP 2014055952 W EP2014055952 W EP 2014055952W WO 2014161748 A1 WO2014161748 A1 WO 2014161748A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- electromagnetic radiation
- potting material
- radiation emitting
- phosphor
- wärmeleitpartikel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8516—Wavelength conversion means having a non-uniform spatial arrangement or non-uniform concentration, e.g. patterned wavelength conversion layer or wavelength conversion layer with a concentration gradient
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8515—Wavelength conversion means not being in contact with the bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/858—Means for heat extraction or cooling
- H10H20/8581—Means for heat extraction or cooling characterised by their material
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/858—Means for heat extraction or cooling
- H10H20/8583—Means for heat extraction or cooling not being in contact with the bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0361—Manufacture or treatment of packages of wavelength conversion means
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/01—Manufacture or treatment
- H10H20/036—Manufacture or treatment of packages
- H10H20/0365—Manufacture or treatment of packages of means for heat extraction or cooling
Definitions
- Electromagnetic radiation emitting assembly and
- the invention relates to an electromagnetic radiation emitting assembly and a method for producing an electromagnetic radiation emitting assembly
- LEDs light emitting diode
- lasers usually in the form of laser diodes.
- these light sources emit light in a narrow spectral range, so that their light is almost monochrome or exactly monochrome.
- One possibility is to develop further spectral ranges
- Phosphors are irradiated by LEDs and / or laser diodes and in turn light of a different wavelength
- a phosphor layer may be illuminated by LEDs or laser diodes and in turn emits light of a different color, i. another wavelength, off.
- this technique can be used to light blue LEDs by admixing yellow light, which by excitation of a
- fluorescent layer is generated to convert into white light.
- phosphor layers such as silicate minerals, orthosilicates, garnets or nitrides are applied to surfaces of appropriate carriers.
- phosphor layers are usually mechanically fixed with binders and bonded to an optical system (lenses, collimators, etc.), the light coupling being effected, for example, by air or by means of an immersion medium can be done.
- an optical system lens, collimators, etc.
- the most direct optical connection should be ensured.
- Phosphors are usually excited by LEDs and / or laser diodes with high light output for emission.
- the resulting thermal losses are, for example, on the carrier dissipate, overheating and thus
- the phosphors which are mostly in powder form, form without an additional use of binders,
- binders are also generally used to treat the
- converter elements are known which are formed from a ceramic comprising the phosphor or from a crystal comprising the phosphor.
- the phosphor can form the ceramic or the crystal.
- Such converter elements can be glued to LEDs, so that the heat generated therein can be dissipated.
- a limiting factor for the dissipation of heat is the thermal conductivity of the used
- the phosphor used is embedded in the ceramic or incorporated in the crystal structure and, in various embodiments, may be a phosphor mixture which comprises a mixture of different phosphors, whereby, for example, light can be produced which combines several different colors.
- the converter element may, for example, completely or only partially
- the converter element may comprise a matrix material which
- diamond or Al 2 O 3 may have.
- electromagnetic radiation emitting components which are also referred to below as components, embedded in a potting material having or the phosphors.
- the phosphors are embedded in these components in the potting material. The heat generated during the light conversion is then removed via the potting material.
- the LEDs are regularly operated with relatively high energies, which can lead to a high operating temperature, as in the case of
- high-power LEDs for example, by means of EPD (electrophoretic deposition), spray coating and / or layer transfer, for example, the transfer of ceramic or silicone platelets or layers are formed.
- EPD epidermal deposition
- layer transfer for example, the transfer of ceramic or silicone platelets or layers are formed.
- a method for producing an electromagnetic radiation emitting assembly that easily and inexpensively enables the assembly to be operated at a high performance such that during operation of the assembly
- the assembly has a carrier. Above the carrier, an electromagnetic radiation emitting device is arranged.
- the electromagnetic radiation-emitting component is at least partially surrounded by a potting material, are embedded in the phosphor for converting the electromagnetic radiation and
- Winnipegleitpgreg for conducting resulting in the operation of the electromagnetic radiation emitting assembly heat.
- the nickelleitpiety are particles that have a high
- the potting material comprises a carrier material which may be formed as a matrix polymer and / or, for example, silicone or resin, for example, epoxy resin, may have on.
- the motherboard may for example comprise or be formed from an inorganic material.
- the skilletleitp motherboard have a higher thermal conductivity than the carrier material.
- the carrier material for example the
- the carrier material may be, for example, a thermal
- Conductivity of the langeleitp can then be greater than 0, 2 W / mK and, for example, in a range between 1.4 W / mK and 9 W / mK, wherein the potting material with the
- phosphor and the heat conductive particles may have a thermal conductivity of about 0.5 W / mK or more.
- the assembly may for example comprise a housing in which the carrier and / or the component are arranged and in which the potting material is potted.
- the housing with the carrier, the component and the potting material can also be referred to as LED package v / ground.
- the use of the leitpisme in combination with the phosphor in the potting material contributes to a particularly good heat conduction in the assembly and can during operation of the assembly to a fast and / or very good
- Assembly has a high efficiency in heat dissipation. This makes it possible to operate the module with a particularly high power. Furthermore, this can do so
- the fact that the electromagnetic radiation-emitting component is at least partially surrounded by the potting material may mean, for example, that the component has a first side facing away from the carrier, a second side facing the carrier, and side walls connecting the first and second sides, and the potting material the first side and / or adjacent to at least one, for example to all, side walls of the device.
- a first side facing away from the carrier a second side facing the carrier
- side walls connecting the first and second sides and the potting material the first side and / or adjacent to at least one, for example to all, side walls of the device.
- the phosphor forms a
- Chip near conversion layer This contributes to the fact that the conversion of the electromagnetic radiation, which is also referred to below as radiation in short, is close to the
- the phosphor layer near the component can be achieved, for example, by means of sedimentation of the phosphor in the potting material.
- the phosphor concentration refers to the particle concentration of the particles comprising the phosphor, for example the phosphor particles.
- the varnishleitpelle form a chip near Wärmleitp Maschinen GmbH. This contributes to the fact that the heat generated during operation can be released quickly and / or effectively to the component, the housing and / or the carrier and can be dissipated via the component, the housing and / or the carrier.
- the varnishleitpiety für assusky near the component can be achieved, for example, by means of sedimentation of the nickelleitpiety in the potting material.
- electromagnetic radiation emitting device be greater than in the potting material far from the
- the combination layer can be obtained, for example, by simultaneous sedimentation of the phosphor
- Casting material can be achieved.
- Phosphor concentration in the potting material near the electromagnetic radiation emitting device greater than the particle concentration of the leitpizer in the potting material near the electromagnetic radiation
- the phosphor layer can subsequently be formed on the component and, viewed from the component, behind it, the
- Component takes place and the heat near the device can be dissipated quickly and effectively into the device and also otherwise the heat can be well distributed in the potting material and / or discharged through the housing.
- the heat near the device can be dissipated quickly and effectively into the device and also otherwise the heat can be well distributed in the potting material and / or discharged through the housing.
- the heat-conducting particle layer can subsequently be formed on the component and, viewed from the component behind it, the
- Phosphor concentration in the potting material far from the electromagnetic radiation emitting device greater than the particle concentration of the bathleitpizer in the potting material far from the electromagnetic radiation emitting device.
- Potting material of the component seen from behind the phosphor layer, the leitpismetik and / or the combination layer is a region formed in the potting material, which forms a small proportion of
- an electromagnetic radiation emitting assembly such as the assembly discussed above, is provided wherein the electromagnetic radiation emitting device is disposed over the carrier in the housing.
- the potting material is over the electromagnetic radiation emitting device
- the potting material is arranged so that it at least partially surrounds the electromagnetic radiation emitting device.
- the potting material has
- the potting material and the phosphor particles are formed and
- Procedure is performed at the given process parameters.
- the process parameters can, for example, a
- Thermal conductivity in a range between 1 W / mK and 9 W / mK have, for example, SiO 2 or cristobalite.
- Figure 1 shows an embodiment of an electromagnetic
- Figure 2 shows an embodiment of an electromagnetic
- Figure 3 shows an embodiment of an electromagnetic
- Figure 5 shows an embodiment of an electromagnetic
- Figure 6 shows an embodiment of an electromagnetic
- An electromagnetic radiation emitting assembly may comprise an electromagnetic radiation emitting device and one, two or more optically functional bodies,
- An optically functional body or an optically functional material can influence and / or guide or guide electromagnetic radiation.
- the influencing of the electromagnetic radiation for example, a scattering and / or
- a device emitting electromagnetic radiation can be, for example, a semiconductor device emitting electromagnetic radiation and / or as one electromagnetic radiation emitting diode, as an organic electromagnetic radiation emitting diode, as an electromagnetic radiation emitting transistor or as an 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.
- light emitting diode light emitting diode
- organic light emitting diode organic light emitting diode
- Component may be part of an integrated circuit in various embodiments. Furthermore, a
- a plurality of light emitting devices in an electromagnetic radiation emitting assembly A plurality of light emitting devices in an electromagnetic radiation emitting assembly
- the electromagnetic radiation emitting assembly is hereinafter also referred to briefly as an assembly.
- Electromagnetic radiation-emitting component is also referred to below as a component.
- Electromagnetic radiation is also referred to below as radiation.
- translucent or “translucent layer” can be understood in various embodiments that a layer is permeable to light
- the light generated by the light-emitting component for example one or more
- Wavelength ranges for example, for light in one
- Wavelength range of visible light for example at least in a partial region of the wavelength range from 380 nm to 780 nm.
- the term "translucent layer” in various embodiments is to be understood to mean that substantially all of them are in one Structure (for example, a layer) coupled
- 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
- 1 shows an exemplary embodiment of an electromagnetic radiation-emitting assembly 10.
- the assembly 10 has a carrier 12, an electromagnetic radiation
- the component 14 is arranged above the carrier 12.
- the component 14 has a first side facing away from the carrier 12, a second side facing the carrier 12, and side walls connecting the first side to the second side.
- the component 14 is designed, for example, as a surface emitter or as a volume emitter. The surface emitter emits the radiation at one of its sides, for example at the first side.
- Volume emitter emits the radiation not only on the first side but also on the sidewalls of the
- the component 14 the radiation in the direction perpendicular to the surface of the support 12 and perpendicular to this direction, ie in lateral
- the lateral direction in this application denotes a direction parallel to a
- the volume emitter may be, for example, a chip based on a sapphire substrate.
- the carrier 12 may, for example, ceramic, metal, plastic, a
- the carrier 12 may, for example, a
- Lead frame a circuit board and / or a substrate.
- the component 14 is embedded in the potting material 18, so that the first side of the device 14 and the
- the potting material 18 adjoins the side walls and the first side of the component 14.
- the potting material 18 may be referred to as optically functional material.
- the potting material 18 comprises phosphor for converting radiation generated by the device 14.
- Potting material 18 has a carrier material
- silicone or resin for example, epoxy resin may have, and the phosphor on, for example, in the form of particles having the phosphor,
- the carrier material may be transparent or translucent.
- Conventional phosphors are, for example, garnets or nitrides, silicates, nitrides, oxides, phosphates, borates, oxynitrides, sulfides, selenides, aluminates, tungstates, and halides of aluminum, silicon, magnesium, calcium, barium, strontium, zinc, cadmium, manganese, indium, Tungsten and others
- Transition metals or rare earth metals such as yttrium,
- Gadolinium or lanthanum doped with an activator such as copper, silver, aluminum, manganese, zinc, tin, lead, cerium, terbium, titanium, antimony or europium.
- an activator such as copper, silver, aluminum, manganese, zinc, tin, lead, cerium, terbium, titanium, antimony or europium.
- Phosphorus an oxidic or (oxi-) nitridic
- Phosphor like a garnet, orthosilicate
- Nitrido (alumo) silicate nitride or nitrido orthosilicate, or a halide or halophosphate.
- suitable phosphors are strontium chloroapatite: Eu
- particles with light be present scattering properties and / or auxiliaries.
- adjuvants include surfactants and organic solvents.
- light scattering particles are gold, silver and metal oxide particles.
- the thermal conductivity of the bathleitp is higher than the thermal conductivity of the carrier material of the potting material 18.
- the thermal conductivity of the substrate when using silicone as the carrier material about 0, 2 W / mK and the thermal
- Conductivity of the bathleitpisme is greater than 0.2 W / mK.
- Heat-extinguishing particles in a range from 0.2 W / mK to 10 W / mK, for example from 1.4 W / mK, for example when using SiO 2 particles as heat-conducting particles, up to 9 W / mK,
- An overall thermal conductivity of the potting material 18 may, for example, be in the range of 0.2 W / mK to 1 W / mK, for example about 0.5 W / mK.
- a mean diameter of the bathleitpizer can for example be in a range of 1 pm to 10 pm, for example from 4 pm to 7 pm.
- a weight proportion of the bathleitpiety in the carrier material may for example be between 1% and 30%, for example between 2% and 20%.
- the phosphors are energetically excited by means of the radiation generated by the component 14, which in this context can also be referred to as excitation radiation. In the subsequent energetic de-excitation, the phosphors emit light of one or more predetermined
- the colors can be single colors or mixed colors.
- the individual colors may, for example, have green, red or yellow light and / or the mixed colors may be mixed, for example, from green, red and / or yellow light and / or may have, for example, white light.
- blue light can be provided
- the potting material 18 is formed so that at least partially not converted
- Illumination light leaves For example, green, red and yellow can be displayed using blue light.
- the phosphors can also be chosen so that they represent red, green, blue and yellow.
- a reflector body may be formed on an inner side of the housing 16 and / or one side of the carrier 12, which adjoin the potting material 18.
- the reflector body may surround the potting material 24 in the lateral direction.
- the reflector body can be formed, for example, by a reflective layer.
- the reflector body can be formed, for example, by a reflective layer.
- Particles such as TiO 2 , are embedded.
- the device 14 has not shown electrical
- Connections for electrically contacting the device 14 For example, the component 14 on the first side of the device 14, two electrical connections
- the component 14 may have one, two or more electrical connections on its side walls and / or its second side, which may be contacted with corresponding electrical contacts on the carrier 12.
- the carrier 12 may first be provided, for example, formed.
- Mirror layer 16 are formed.
- the component 14 can be arranged and / or fixed on the carrier 12 by means of an adhesive, for example a solder or an adhesive. Subsequently, the component 14 can be contacted electrically.
- the adhesive for example a solder or an adhesive.
- Arranging and electrically contacting the device 14 occur simultaneously, for example, when the device 14 has its electrical connections to the side walls and / or the second side.
- the potting material 18 can be applied to the component 14 within the housing 16, for example, in a viscous or liquid state.
- the phosphors and the sautpitate may be mixed in the carrier material, for example, be homogeneously mixed.
- the potting material 18 completely or at least partially solidified, for example, dried and / or cured.
- the potting material 18 can be introduced into the housing, for example by means of printing, spraying, dropping and / or dispensing.
- FIG. 2 shows an exemplary embodiment of an assembly 10 which, for example, can largely correspond to the assembly 10 explained above.
- the potting material 18 has a phosphor region 20, a heat conduction particle region 22 and a carrier material region 24.
- Fluorescent region 20 is the phosphor concentration, for example the particle concentration of the particles having the phosphor, which is significantly greater than outside the particle
- Fluorescent region 20 In the phosphor region 20 may also be furnishedleitpizate, but with a small
- the carrier material region 24 may be transparent or translucent.
- the phosphor region 20 and the michleitp Stahl Scheme 22 may comprise carrier material. In other words, the
- the phosphor region 20 can also be referred to as a phosphor layer.
- the phosphor region 20 is formed near the component 14, for example directly adjacent to the component 14.
- the component 14 is embedded in the phosphor layer.
- Fluorescent region 20, for example, directly adjacent to the phosphor region 20 is formed. Viewed from the component 14, the carrier material region 24 is behind the
- Potting material 18 comprising the carrier material, the
- Phosphors and the sautpiety be filled in the housing 16 and the device 14, for example by means of dispensing.
- the process parameters are predetermined so that the phosphor particles and the sautpiety settle in the carrier material and form the phosphor layer or the sautpiety harsh.
- the process parameters are specified in such a way that the
- process parameters are specified so that the Wärmleitpizer settle in the substrate.
- the process parameters can be, for example, the carrier material itself, that is, for example, the type of carrier material
- Carrier material a process duration and / or a
- the ⁇ Be ambient temperature Be ambient temperature.
- Sedimentation at an ambient temperature in a range between 27 ° C and 80 ° C for example, take place in a range between 35 ° C and 60 ° C.
- the tempering can be done for example by means of heating of the component 14, for example in a process furnace.
- the Sedimentation for example, take place during a period of time in a range between 1 and 10 hours, for example between 3 and 6 hours.
- the sedimentation can be forced and / or accelerated by means of centrifuging, in which case, for example, a
- Rotation speed can be one of the process parameters.
- Potting material 18 is close to the electromagnetic radiation emitting device 14, for example in the
- Luminescent region 20 greater than in the potting material 18 away from the electromagnetic radiation emitting
- Component 14 for example in the bathleitpizer Highway 22 and / or the substrate area 24th
- Potting material 18 is close to the electromagnetic radiation emitting device 14, for example in the
- the Carrier Material Area 24 The phosphor concentration in the potting material 18 near the electromagnetic radiation emitting device 14, for example in the phosphor area 20, is greater than the particle concentration of the heat conduction particles in the
- Fig. 3 shows an embodiment of an assembly 10, for example, largely one of the above
- the assembly 10 includes the phosphor region 20 and the
- Sedimentation process to be trained.
- the process parameters are predetermined so that, for example, only the phosphor particles settle in the carrier material and form the phosphor layer. In the rest of the carrier material thereby increases the relative
- Potting material 18 is close to the electromagnetic radiation emitting device 14, for example in the
- Luminescent region 20 greater than in the potting material 18 away from the electromagnetic radiation emitting
- the phosphor concentration in the potting material 18 near the electromagnetic radiation emitting device 14, for example in the phosphor region 20, is greater than the particle concentration of the heat conduction particles 1 in the
- Fig. 4 shows an embodiment of an assembly 10, for example, largely one of the above
- the assembly 10 has a combination region 26, which forms, for example, a combination layer, and the
- the combination region 26 has a phosphor concentration and a bathleitp firmwarekonzentration, both of which are each higher than the phosphor concentration and the
- the combination region 26 can, for example, by means of the above-explained method, in particular the
- the process parameters are specified so that the phosphor particles and the leitpelle settle equally in the substrate and together the
- the carrier material region 24 seen from the component behind the phosphor region 20, the sautpiety Scheme 20 and / or the combination region 26 may have a small proportion of phosphor particles, which is greater than the proportion of bathleitpumblen in the same area.
- Potting material 18 is close to the electromagnetic radiation emitting device 14, for example in the
- Component 14 for example in the carrier material region 24.
- Potting material 18 is close to the electromagnetic radiation emitting device 14, for example in the
- Combination region 26 is greater than in the potting material 18 away from the electromagnetic radiation emitting Component 14, for example in the carrier material region 24.
- the phosphor concentration in the potting material 18 away from the electromagnetic radiation emitting device 14, for example in the carrier material region 24, may be greater than the particle concentration of the
- Fig. 5 shows an embodiment of an assembly 10, for example, largely one of the above
- the assembly 10 includes the phosphor region 20, the dialleitpiety Buffalo 22 and the substrate area 24.
- Component 14 is seen from the carrier material region 24 behind the phosphor region 20, for example, directly adjacent to the phosphor region 20 is formed.
- the phosphor area 20, the dialleitpiety Scheme 22 and the substrate area 24 may, for example by means of the above-explained method,
- the process parameters can be specified so that the phosphor particles and the
- the process parameters are predetermined so that the Wärmleitpiety settle first, fastest and / or strongest and especially in front of the phosphors and / or faster and / or stronger than the phosphors.
- the process parameters are specified so that the phosphors settle in the substrate.
- the phosphor concentration in the potting material 18 near the electromagnetic radiation emitting device 14, for example in the bathleitpiety Scheme 22, is less than the particle concentration of the jacketitpizate in the potting material 18 near the electromagnetic
- the phosphor concentration in the potting material 18 away from the electromagnetic radiation emitting device 14, for example in the carrier material region 24, may be greater than the particle concentration of the
- Fig. 6 shows an embodiment of an assembly 10, for example, largely one of the above
- the assembly 10 includes the phosphor region 20 and the
- Carrier material area 24 is Carrier material area 24.
- the process parameters are predetermined so that, for example, only the heat-conducting particles settle in the carrier material and form the leitp Maschinenmaschine für. In the rest
- Carrier material thereby increases the relative
- the process parameters can be so be specified that settle the Wärmleitp sie and not settle the phosphor particles.
- the phosphor concentration in the potting material 18 near the electromagnetic radiation emitting device 14, for example in the bathleitpiety Scheme 22, is less than the particle concentration of the nickel leitpizer in the potting material 18 near the electromagnetic
- Radiation emitting device 14 for example in the heat-emitting particle region 22,
- the phosphor concentration in the potting material 18 away from the electromagnetic radiation emitting device 14, for example in the phosphor region 20, is greater than the particle concentration of the heat conduction particles in the potting material 18 away from the electromagnetic radiation emitting device 14, for example in FIG
- Fluorescent region 20 The invention is not limited to the specified
- the device 10 may have more or fewer layers.
- the component 10 may contain two, three or more different phosphors and / or
- the different phosphors or sautpitate be arranged in the same or correspondingly different layers.
- the individual layers can be produced in another method. For example, several layers can be successively produced to produce the layers
- two or more components 10 may be arranged in a housing 16 and / or on a carrier 12 and / or embedded in the potting material 18.
Landscapes
- Led Device Packages (AREA)
- Luminescent Compositions (AREA)
Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112014001813.9T DE112014001813B4 (de) | 2013-04-05 | 2014-03-25 | Elektromagnetische Strahlung emittierende Baugruppe und Verfahren zum Herstellen einer elektromagnetische Strahlung emittierenden Baugruppe |
| US14/782,092 US9761769B2 (en) | 2013-04-05 | 2014-03-25 | Assembly that emits electromagnetic radiation and method of producing an assembly that emits electromagnetic radiation |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013103416.0A DE102013103416A1 (de) | 2013-04-05 | 2013-04-05 | Elektromagnetische Strahlung emittierende Baugruppe und Verfahren zum Herstellen einer elektromagnetische Strahlung emittierenden Baugruppe |
| DE102013103416.0 | 2013-04-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2014161748A1 true WO2014161748A1 (de) | 2014-10-09 |
Family
ID=50439340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2014/055952 Ceased WO2014161748A1 (de) | 2013-04-05 | 2014-03-25 | Elektromagnetische strahlung emittierende baugruppe und verfahren zum herstellen einer elektromagnetische strahlung emittierenden baugruppe |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9761769B2 (de) |
| DE (2) | DE102013103416A1 (de) |
| WO (1) | WO2014161748A1 (de) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI669836B (zh) * | 2015-10-05 | 2019-08-21 | 行家光電股份有限公司 | 發光裝置的製造方法 |
| TWI677114B (zh) * | 2015-10-05 | 2019-11-11 | 行家光電股份有限公司 | 具導角反射結構的發光裝置 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105684170B (zh) * | 2013-08-09 | 2019-09-03 | 株式会社光波 | 发光装置 |
| TW201616689A (zh) * | 2014-06-25 | 2016-05-01 | 皇家飛利浦有限公司 | 經封裝之波長轉換發光裝置 |
| DE102015101330A1 (de) | 2015-01-29 | 2016-08-04 | Osram Opto Semiconductors Gmbh | Vorrichtung zur Konversion der Wellenlänge einer elektromagnetischen Strahlung |
| US10763404B2 (en) * | 2015-10-05 | 2020-09-01 | Maven Optronics Co., Ltd. | Light emitting device with beveled reflector and manufacturing method of the same |
| WO2019042559A1 (en) * | 2017-08-31 | 2019-03-07 | Osram Opto Semiconductors Gmbh | OPTOELECTRONIC COMPONENT |
| CN116154082A (zh) * | 2019-08-13 | 2023-05-23 | 光宝光电(常州)有限公司 | 发光装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008043519A1 (en) * | 2006-10-10 | 2008-04-17 | Lexedis Lighting Gmbh | Phosphor-converted light emitting diode |
| US20110069490A1 (en) * | 2010-07-28 | 2011-03-24 | Heng Liu | Phosphor Layer having Enhanced Thermal Conduction and Light Sources Utilizing the Phosphor Layer |
| EP2336230A1 (de) * | 2009-12-15 | 2011-06-22 | Shin-Etsu Chemical Co., Ltd. | Harzzusammensetzung zur Verkapselung eines optischen Halbleiterelements und optische Halbleitervorrichtung |
| US20110147778A1 (en) * | 2009-12-17 | 2011-06-23 | Nichia Corporation | Light emitting device |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6867542B1 (en) * | 2000-03-29 | 2005-03-15 | General Electric Company | Floating chip photonic device and method of manufacture |
| MY145695A (en) * | 2001-01-24 | 2012-03-30 | Nichia Corp | Light emitting diode, optical semiconductor device, epoxy resin composition suited for optical semiconductor device, and method for manufacturing the same |
| JP2002314143A (ja) * | 2001-04-09 | 2002-10-25 | Toshiba Corp | 発光装置 |
| US7217583B2 (en) * | 2004-09-21 | 2007-05-15 | Cree, Inc. | Methods of coating semiconductor light emitting elements by evaporating solvent from a suspension |
| WO2007018039A1 (ja) * | 2005-08-05 | 2007-02-15 | Matsushita Electric Industrial Co., Ltd. | 半導体発光装置 |
| EP1976030A1 (de) * | 2006-01-04 | 2008-10-01 | Rohm Co., Ltd. | Leuchtdiodenlampe des dünnen typs und ihre herstellung |
| US8288936B2 (en) * | 2007-06-05 | 2012-10-16 | Sharp Kabushiki Kaisha | Light emitting apparatus, method for manufacturing the light emitting apparatus, electronic device and cell phone device |
| US7999283B2 (en) * | 2007-06-14 | 2011-08-16 | Cree, Inc. | Encapsulant with scatterer to tailor spatial emission pattern and color uniformity in light emitting diodes |
| US11114594B2 (en) * | 2007-08-24 | 2021-09-07 | Creeled, Inc. | Light emitting device packages using light scattering particles of different size |
| US8337029B2 (en) * | 2008-01-17 | 2012-12-25 | Intematix Corporation | Light emitting device with phosphor wavelength conversion |
| JP5542660B2 (ja) * | 2008-04-17 | 2014-07-09 | 株式会社東芝 | 白色発光装置、バックライト、液晶表示装置および照明装置 |
| DE102009018087A1 (de) * | 2008-04-30 | 2009-12-17 | Ledon Lighting Jennersdorf Gmbh | Lichtemittierende Diode mit erhöhter Farbstabilität |
| US9287469B2 (en) * | 2008-05-02 | 2016-03-15 | Cree, Inc. | Encapsulation for phosphor-converted white light emitting diode |
| DE102008030253B4 (de) * | 2008-06-25 | 2020-02-20 | Osram Opto Semiconductors Gmbh | Konversionselement und Leuchtmittel |
| JP5280818B2 (ja) * | 2008-11-28 | 2013-09-04 | シャープ株式会社 | 発光装置 |
| KR101562022B1 (ko) * | 2009-02-02 | 2015-10-21 | 삼성디스플레이 주식회사 | 발광 다이오드 유닛, 이를 포함하는 표시 장치 및 발광 다이오드 유닛 제조 방법 |
| US8415692B2 (en) * | 2009-07-06 | 2013-04-09 | Cree, Inc. | LED packages with scattering particle regions |
| US9048404B2 (en) * | 2009-07-06 | 2015-06-02 | Zhuo Sun | Thin flat solid state light source module |
| US8110839B2 (en) * | 2009-07-13 | 2012-02-07 | Luxingtek, Ltd. | Lighting device, display, and method for manufacturing the same |
| DE102010054280B4 (de) * | 2010-12-13 | 2025-05-22 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zum Erzeugen einer Lumineszenzkonversionsstoffschicht, Zusammensetzung hierfür und Bauelement umfassend eine solche Lumineszenzkonversionsstoffschicht |
| JP5733743B2 (ja) * | 2010-12-15 | 2015-06-10 | 日東電工株式会社 | 光半導体装置 |
| JP2012193283A (ja) * | 2011-03-16 | 2012-10-11 | Sharp Corp | 発光体、発光装置、照明装置および前照灯 |
| US10147853B2 (en) * | 2011-03-18 | 2018-12-04 | Cree, Inc. | Encapsulant with index matched thixotropic agent |
| US9156962B2 (en) * | 2011-08-16 | 2015-10-13 | S.A.W. Green Technology Corp. | Material composition with specific segment wavelength matching refractive index |
| JP6066253B2 (ja) * | 2011-09-26 | 2017-01-25 | 東芝ライテック株式会社 | 発光装置の製造方法 |
| JP6038443B2 (ja) * | 2011-11-21 | 2016-12-07 | スタンレー電気株式会社 | 半導体発光装置および半導体発光装置の製造方法 |
-
2013
- 2013-04-05 DE DE102013103416.0A patent/DE102013103416A1/de not_active Withdrawn
-
2014
- 2014-03-25 WO PCT/EP2014/055952 patent/WO2014161748A1/de not_active Ceased
- 2014-03-25 US US14/782,092 patent/US9761769B2/en active Active
- 2014-03-25 DE DE112014001813.9T patent/DE112014001813B4/de active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008043519A1 (en) * | 2006-10-10 | 2008-04-17 | Lexedis Lighting Gmbh | Phosphor-converted light emitting diode |
| EP2336230A1 (de) * | 2009-12-15 | 2011-06-22 | Shin-Etsu Chemical Co., Ltd. | Harzzusammensetzung zur Verkapselung eines optischen Halbleiterelements und optische Halbleitervorrichtung |
| US20110147778A1 (en) * | 2009-12-17 | 2011-06-23 | Nichia Corporation | Light emitting device |
| US20110069490A1 (en) * | 2010-07-28 | 2011-03-24 | Heng Liu | Phosphor Layer having Enhanced Thermal Conduction and Light Sources Utilizing the Phosphor Layer |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI669836B (zh) * | 2015-10-05 | 2019-08-21 | 行家光電股份有限公司 | 發光裝置的製造方法 |
| TWI677114B (zh) * | 2015-10-05 | 2019-11-11 | 行家光電股份有限公司 | 具導角反射結構的發光裝置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20160056349A1 (en) | 2016-02-25 |
| DE112014001813A5 (de) | 2015-12-17 |
| US9761769B2 (en) | 2017-09-12 |
| DE102013103416A1 (de) | 2014-10-23 |
| DE112014001813B4 (de) | 2025-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE112014001813B4 (de) | Elektromagnetische Strahlung emittierende Baugruppe und Verfahren zum Herstellen einer elektromagnetische Strahlung emittierenden Baugruppe | |
| DE102013207308B4 (de) | Verfahren zum Herstellen einer optoelektronischen Baugruppe und optoelektronische Baugruppe | |
| DE102006009955B4 (de) | Weiße Lichtquelle und Beleuchtungsvorrichtung, die die weiße Lichtquelle verwendet | |
| DE102004016232B4 (de) | Weisses Licht emittierende Vorrichtung | |
| DE102012200327B4 (de) | Optoelektronisches Bauelement | |
| DE102010055265A1 (de) | Optoelektronisches Halbleiterbauteil | |
| DE112013000135B4 (de) | Vorrichtung zum Bereitstellen elektromagnetischer Strahlung | |
| EP3132180B1 (de) | Led-modul zur abgabe von weisslicht | |
| DE112009001616T5 (de) | Leuchtvorrichtung mit transparenter, wärmeleitender Schicht | |
| DE102009019909A1 (de) | Leuchtdiodengehäuse, Leuchtdiodensysteme und Verfahren zum Herstellen derselben | |
| DE102016104616B4 (de) | Halbleiterlichtquelle | |
| DE102015113759A1 (de) | Lichtemittierende vorrichtung und beleuchtungsvorrichtung | |
| WO2013167399A1 (de) | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements | |
| DE102007049005A1 (de) | Strahlungsemittierende Vorrichtung | |
| DE102011084949B4 (de) | Konverteranordnung, Verfahren zum Herstellen der Konverteranordnung und Beleuchtungsanordnung | |
| DE102008030253A1 (de) | Konversionselement und Leuchtmittel | |
| WO2014019758A1 (de) | Vorrichtung zum bereitstellen elektromagnetischer strahlung | |
| DE102017104606A1 (de) | Lichtemittierender Apparat und Beleuchtungsapparat | |
| DE102013206133B4 (de) | Verfahren zum Herstellen eines Konversionselements und Konversionselement | |
| DE102011083698A1 (de) | Flüssigkeitskühlung für led-leuchtvorrichtungen | |
| DE102017104144B9 (de) | Verfahren zur Herstellung von Leuchtdioden | |
| JP2007294895A (ja) | 発光装置およびその製造方法 | |
| DE102015103840A1 (de) | Elektromagnetische Strahlung emittierende Baugruppe | |
| DE102016116712A1 (de) | Licht emittierende Vorrichtung und Beleuchtungsvorrichtung | |
| DE102011017633A1 (de) | Verfahren zum Bilden einer Leuchtstoffanordnung und dazugehörige Leuchtstoffanordnung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 14715232 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 14782092 Country of ref document: US |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 112014001813 Country of ref document: DE Ref document number: 1120140018139 Country of ref document: DE |
|
| REG | Reference to national code |
Ref country code: DE Ref legal event code: R225 Ref document number: 112014001813 Country of ref document: DE |
|
| WWP | Wipo information: published in national office |
Ref document number: 112014001813 Country of ref document: DE |
|
| 122 | Ep: pct application non-entry in european phase |
Ref document number: 14715232 Country of ref document: EP Kind code of ref document: A1 |
|
| WWG | Wipo information: grant in national office |
Ref document number: 112014001813 Country of ref document: DE |