WO2022152533A1 - Optoelektronisches halbleiterbauelement, optoelektronische vorrichtung sowie verfahren zur herstellung eines optoelektronischen halbleiterbaulements und/oder einer optoelektronischen vorrichtung - Google Patents
Optoelektronisches halbleiterbauelement, optoelektronische vorrichtung sowie verfahren zur herstellung eines optoelektronischen halbleiterbaulements und/oder einer optoelektronischen vorrichtung Download PDFInfo
- Publication number
- WO2022152533A1 WO2022152533A1 PCT/EP2021/087257 EP2021087257W WO2022152533A1 WO 2022152533 A1 WO2022152533 A1 WO 2022152533A1 EP 2021087257 W EP2021087257 W EP 2021087257W WO 2022152533 A1 WO2022152533 A1 WO 2022152533A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- housing
- carrier
- optoelectronic semiconductor
- semiconductor component
- optoelectronic
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 203
- 230000005693 optoelectronics Effects 0.000 title claims abstract description 148
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000000463 material Substances 0.000 claims description 39
- 239000000969 carrier Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 238000004873 anchoring Methods 0.000 claims description 9
- 238000000206 photolithography Methods 0.000 claims description 4
- 230000005855 radiation Effects 0.000 description 36
- 238000002161 passivation Methods 0.000 description 15
- 239000004020 conductor Substances 0.000 description 10
- 238000000231 atomic layer deposition Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 239000011521 glass Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 230000005670 electromagnetic radiation Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000004033 plastic Substances 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- -1 nitride compound Chemical class 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 229920000052 poly(p-xylylene) Polymers 0.000 description 4
- 239000002096 quantum dot Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 229910002601 GaN Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 150000002118 epoxides Chemical class 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010023 transfer printing Methods 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012777 electrically insulating material Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/10—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices having separate containers
- H01L25/13—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices having separate containers the devices being of a type provided for in group H01L33/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/483—Containers
- H01L33/486—Containers adapted for surface mounting
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0008—Processes
- H01L2933/0033—Processes relating to semiconductor body packages
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0008—Processes
- H01L2933/0033—Processes relating to semiconductor body packages
- H01L2933/0058—Processes relating to semiconductor body packages relating to optical field-shaping elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/50—Wavelength conversion elements
Definitions
- the "positive" connection is to be understood here as meaning that the shape of the housing adapts to the shape of the carrier at transitions to the carrier.
- the wall thickness denotes a maximum extension in a direction parallel to a surface normal of the reflective housing wall.
- the reflective housing wall By means of the reflective housing wall, it is possible to reflect a large part of the radiation emitted by the semiconductor chip and impinging on the housing wall, so that at least part of the reflected radiation can be coupled out of the optoelectronic semiconductor component.
- the reflective housing wall advantageously ensures that unwanted volume radiation is avoided and Lambert's vision is avoided Radiation is made possible. Furthermore, the reflective housing wall enables a homogeneous color mixture when the radiation generated has different color components.
- the first and second contact structures are each formed from an electrically conductive material, for example from a metal or a metal compound or from a transparent conductive oxide (TCO).
- an electrically conductive material for example from a metal or a metal compound or from a transparent conductive oxide (TCO).
- the carrier can be embedded in the housing, so that parts of the housing are located on a first main surface and on a second main surface of the carrier.
- the housing has at least one anchoring element, which is arranged in a recess of the carrier.
- an optoelectronic device comprises at least two optoelectronic semiconductor components of the type mentioned above, the housings of two adjoining optoelectronic semiconductor components being formed in one piece.
- the optoelectronic device includes three optoelectronic semiconductor components whose semiconductor chips emit radiation of different wavelengths, for example red, green and blue light.
- the optoelectronic device can therefore be an RGB unit.
- At least one further layer of a housing body material is applied to a second main surface of the starting support in a form-fitting manner.
- the at least one further layer of the housing body material be provided with a reflector layer on their side facing away from the initial carrier.
- the carriers can be arranged in rows in the initial carrier.
- the optoelectronic semiconductor chip is attached to a first interconnect of the first contact structure and/or to a second interconnect of the second contact structure.
- the first interconnect can be electrically conductively connected to a first connection area and the second interconnect can be connected to a second connection area of the semiconductor chip.
- the housing body material is spun onto the first main surface of the starting support.
- Spin-on glass (SOG) for example, is suitable here as the housing body material.
- FIG. 3 shows a schematic perspective view of an exemplary embodiment of an optoelectronic device
- the optoelectronic semiconductor component 1 comprises a housing 6 with a cavity 7, which is laterally, i.e. in lateral directions LI, L2 (cf. FIG. 2A), bounded by a reflective housing wall 8 of the housing 6 and on the side of a first main surface 2A of the carrier 2 is arranged.
- a passivation layer 11 is arranged on the housing wall 8 or on the reflector layer 10 and is provided, for example, to electrically insulate the reflector layer 10 .
- the passivation layer 11 can fulfill an optical function and, for example, increase the reflection on the housing wall 8 .
- the passivation layer 11 can contain, for example, SiO 2 or Parylene or consist of one of these materials.
- the passivation layer 11 can be an ALD (atomic layer deposition) layer, ie a layer produced by atomic layer deposition.
- the housing 6 is positively connected to the carrier 2 .
- the "positive" connection is to be understood here as meaning that the shape of the housing 6 adapts to the shape of the carrier 2 at transitions to the carrier 2.
- the transitions are between a second main surface 6B, 9B of the housing 6 respectively housing body 9 and the first main surface 2A of the carrier 2 .
- the reflective housing wall 8 By means of the reflective housing wall 8, it is possible to reflect a large part of the radiation emitted by the semiconductor chip 12, which impinges on the housing wall 8, so that at least part of the reflected radiation can be coupled out of the optoelectronic semiconductor component 1 on the front side 1A .
- the reflective housing wall 8 advantageously ensures that undesired volume radiation is avoided and Lambert's radiation is made possible. Furthermore, the reflective housing wall 8 enables a homogeneous color mixture when the radiation generated has different color components.
- the optoelectronic semiconductor chip 12 is arranged inside the housing wall 8, preferably in the middle.
- the optoelectronic semiconductor chip 12 is arranged on a second main surface 2B of the carrier 2 , which is located on a side of the carrier 2 facing away from the reflective housing wall 8 .
- the optoelectronic semiconductor chip 12 can have a semiconductor layer sequence with a first and second semiconductor region of different conductivity and an active zone arranged between the first and second semiconductor region (not shown).
- the optoelectronic semiconductor chip 12 is a substrate-less semiconductor chip in which a growth substrate on which the semiconductor layer sequence was grown is detached or at least thinned.
- nitride compound semiconductors Materials based on nitride compound semiconductors are preferably suitable for the semiconductor layer sequence of the semiconductor chip 12 .
- "Based on nitride compound semiconductors” means in the present context that at least one layer of the semiconductor layer sequence comprises a nitride III/V compound semiconductor material, preferably Al n Ga m Inin nm N, where 0 ⁇ n ⁇ 1, 0 ⁇ m ⁇ 1 and n+m ⁇ 1. This material does not necessarily have to have a mathematically exact composition according to the above formula.
- the semiconductor chip 12 is a volume emitter which emits the generated radiation S essentially isotropically (cf. FIG. 2B).
- the semiconductor chip 12 emits approximately 30% of the radiation generated at its side surfaces 12C.
- the first contact structure 4 has a first contact area 4A and a first conductor track 4B, which extends from the first contact area 4A to the semiconductor chip 12 and is electrically conductively connected to the first connection area 13 of the semiconductor chip 12 .
- the second contact structure 5 has a second contact area 5A and a second conductor track 5B, which extends from the second contact area 5A to the semiconductor chip 12 and is electrically conductively connected to the second connection area 14 of the semiconductor chip 12 .
- the second interconnect 5B serves as a mounting area for the optoelectronic semiconductor chip 12 .
- the insulating layer 16 is suitable for reflecting at least part of the radiation so that it reaches cavity 7 .
- the insulating layer 16 can contain SiO 2 or parylene, for example, or consist of one of these materials.
- the semiconductor chip 12 has a first lateral extent 11 which is between 5 ⁇ m and 20 ⁇ m, for example, and in particular approximately 10 ⁇ m. Furthermore, a second lateral extent 12 (not shown) can be of the same size as the first lateral extent 11 and, for example, between 5 ⁇ m and 20 ⁇ m, in particular approximately 10 ⁇ m. Furthermore, the height h3 of the optoelectronic semiconductor chip 12 can be 2 ⁇ m, for example.
- the carrier 2 has a planar shape. On the one hand, this means that its height h2 is significantly less than its lateral extents 11, 12 (12 not shown) and, on the other hand, that the carrier 2 essentially has no curvatures, ie within the scope of normal manufacturing tolerances.
- the carrier 2 can have a height h2 of about 30 ⁇ m.
- the carrier element 3 is radiation-transmissive, in particular with regard to the radiation generated by the semiconductor chip 12 . This enables better radiation distribution in the housing 6 or in the cavity 7 of the housing 6 . Suitable materials for that Support element 3 are, for example, glass or plastic.
- the carrier element 3 can be a film.
- the conductor tracks 4B, 5B of the contact structures 4, 5 can be formed from a radiation-transmissive material such as TCO.
- a radiation-transmissive material such as TCO.
- metals or metal compounds are possible which, in addition to their electrical conductivity, are characterized by a comparatively high reflectivity for the radiation emitted by the semiconductor chip 12.
- the carrier 2 is embedded in the housing 6 such that a first part 60A of the housing 6 is located on the first main surface 2A and a second part 60B of the housing 6 is located on the second main surface 2B of the carrier 2 .
- the first part 60A of the housing 6 forms the reflective housing wall 8 .
- the semiconductor chip 12 is arranged in the second part 60B of the housing 6 .
- the semiconductor chip 12 is arranged in a cavity 17 of the second part 60B of the housing 6 and thereby embedded in an encapsulation 15, which is also in the cavity 17 is arranged.
- the casing 15 can be formed separately or can belong to the second part 60B of the housing 6 .
- a reflector layer 18 can be arranged on the rear side 1B of the semiconductor component 1, which at least partially reflects the incident radiation to the front side 1A.
- the reflector layer 18 can contain or consist of a metal layer.
- a Bragg mirror ie a sequence of dielectric layers with an alternating refractive index, can be used as the reflector layer 18 .
- FIG. 3 shows an exemplary embodiment of an optoelectronic device 21 .
- the optoelectronic device 21 has a first lateral extent 11 which is approximately 50 ⁇ m, for example. Furthermore, the optoelectronic device 21 has a second lateral extent 12 which is approximately 100 ⁇ m, for example. Finally, the height h of the optoelectronic device 21 can be approximately 10 ⁇ m.
- the output carrier 24 can alternatively have interruptions, with the carriers 2 being spaced apart from one another by gaps 23 .
- the carriers 2 of each row are spaced apart from one another by gaps 23 .
- two adjacent rows of carriers 2 are connected to one another by a row of separating structures 22, the separating structures 22 in each row also being spaced apart from one another by gaps 23.
- the separating structures 22 become at least partially severed.
- This embodiment of an output carrier 24 is particularly suitable for the production of an optoelectronic device 21 (cf. FIG. 3).
- housing bodies 9 In order to produce housing bodies 9 , in a further step, which is illustrated in FIG.
- the case body material is spun onto the first major surface 24A.
- Spin-on glass (SOG) for example, is suitable here as the housing body material.
- the layer 25 is structured in further steps.
- the layer 25 is structured photolithographically.
- a photostructurable mask layer 26, for example a photoresist layer can be applied to the layer 25, exposed and developed (cf. FIGS. 6, 7B).
- the layer 25 can be structured with the aid of the mask layer 26 (cf. FIG. 7A).
- the structuring takes place by means of dry etching.
- the mask layer 26 is then removed (cf. FIG. 8).
- the carrier 2 can have a recess 28 into which an anchoring element 27 engages.
- the anchoring element 27 is formed in one piece with the associated housing body 9 or housing. The anchoring element 27 ensures a more stable mechanical connection between the housing and the carrier 2 .
- the steps described in connection with FIGS. 5 to 11 can be carried out similarly on a second main surface 24B of the output carrier 24 Way be carried out, that is, for example, that a further layer of a housing material can be applied to the second main surface 24B, which is provided to form a second part of the housing body 9 and beyond the envelopes 15. Furthermore, a further reflector layer 18 and also a further passivation layer 11 ′ can be applied to the second part of the housing body 9 .
- the invention is not limited to the description based on the exemplary embodiments. Rather, the invention encompasses every new feature and every combination of features, which in particular includes every combination of features in the patent claims, even if this feature or this combination itself is not explicitly stated in the patent claims or exemplary embodiments.
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/272,074 US20240079531A1 (en) | 2021-01-13 | 2021-12-22 | Optoelectronic semiconductor component, optoelectronic device, and method for producing an optoelectronic semiconductor component and/or optoelectronic device |
CN202180083642.0A CN116686104A (zh) | 2021-01-13 | 2021-12-22 | 光电子半导体器件,光电子设备以及用于制造光电子半导体器件和/或光电子设备的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102021100546.9 | 2021-01-13 | ||
DE102021100546.9A DE102021100546A1 (de) | 2021-01-13 | 2021-01-13 | Optoelektronisches halbleiterbauelement, optoelektronische vorrichtung sowie verfahren zur herstellung eines optoelektronischen halbleiterbaulements und/oder einer optoelektronischen vorrichtung |
Publications (1)
Publication Number | Publication Date |
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WO2022152533A1 true WO2022152533A1 (de) | 2022-07-21 |
Family
ID=79730352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2021/087257 WO2022152533A1 (de) | 2021-01-13 | 2021-12-22 | Optoelektronisches halbleiterbauelement, optoelektronische vorrichtung sowie verfahren zur herstellung eines optoelektronischen halbleiterbaulements und/oder einer optoelektronischen vorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US20240079531A1 (de) |
CN (1) | CN116686104A (de) |
DE (1) | DE102021100546A1 (de) |
WO (1) | WO2022152533A1 (de) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090116209A1 (en) * | 2005-07-21 | 2009-05-07 | Osram Opto Semiconductors Gmbh | Housing for an optoelectronic component emitting electromagnetic radiation, component emitting electromagnetic radiation, and method for the production of a housing or a component |
US20090289272A1 (en) * | 2008-05-23 | 2009-11-26 | Kim Geun Ho | Light emitting device package |
US20200105978A1 (en) * | 2018-09-27 | 2020-04-02 | Nichia Corporation | Light-emitting device and manufacturing method thereof |
US20200152822A1 (en) * | 2016-03-23 | 2020-05-14 | Osram Opto Semiconductors Gmbh | Method for Producing an Electronic Device and Electronic Device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7484457B2 (ja) | 2019-06-12 | 2024-05-16 | 東レ株式会社 | マイクロledディスプレイ装置 |
-
2021
- 2021-01-13 DE DE102021100546.9A patent/DE102021100546A1/de active Pending
- 2021-12-22 WO PCT/EP2021/087257 patent/WO2022152533A1/de active Application Filing
- 2021-12-22 CN CN202180083642.0A patent/CN116686104A/zh active Pending
- 2021-12-22 US US18/272,074 patent/US20240079531A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090116209A1 (en) * | 2005-07-21 | 2009-05-07 | Osram Opto Semiconductors Gmbh | Housing for an optoelectronic component emitting electromagnetic radiation, component emitting electromagnetic radiation, and method for the production of a housing or a component |
US20090289272A1 (en) * | 2008-05-23 | 2009-11-26 | Kim Geun Ho | Light emitting device package |
US20200152822A1 (en) * | 2016-03-23 | 2020-05-14 | Osram Opto Semiconductors Gmbh | Method for Producing an Electronic Device and Electronic Device |
US20200105978A1 (en) * | 2018-09-27 | 2020-04-02 | Nichia Corporation | Light-emitting device and manufacturing method thereof |
Also Published As
Publication number | Publication date |
---|---|
CN116686104A (zh) | 2023-09-01 |
US20240079531A1 (en) | 2024-03-07 |
DE102021100546A1 (de) | 2022-07-14 |
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