WO2013092004A1 - Verfahren zur herstellung einer mehrzahl von optoelektronischen halbleiterchips und optoelektronischer halbleiterchip - Google Patents
Verfahren zur herstellung einer mehrzahl von optoelektronischen halbleiterchips und optoelektronischer halbleiterchip Download PDFInfo
- Publication number
- WO2013092004A1 WO2013092004A1 PCT/EP2012/072403 EP2012072403W WO2013092004A1 WO 2013092004 A1 WO2013092004 A1 WO 2013092004A1 EP 2012072403 W EP2012072403 W EP 2012072403W WO 2013092004 A1 WO2013092004 A1 WO 2013092004A1
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- WIPO (PCT)
- Prior art keywords
- layer
- semiconductor
- planarization
- semiconductor layer
- planarization layer
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
- H10F71/137—Batch treatment of the devices
-
- 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
-
- 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
- H10H20/83—Electrodes
-
- 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
- H10H20/032—Manufacture or treatment of electrodes
-
- 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
- H10H20/83—Electrodes
- H10H20/831—Electrodes characterised by their shape
- H10H20/8312—Electrodes characterised by their shape extending at least partially through the bodies
Definitions
- the present application relates to a method for
- luminescence diode chips often multiple layers of superimposed and structured layers are required, for example for the electrical
- Steps or edges must be overmoulded by subsequent layers. At such points, there is the danger that these are not adequately coated at every point during the deposition of the layer, which may, for example, lead to an electrical short circuit between two layers which are to be electrically insulated from one another.
- One object is to provide a method for manufacturing
- Optoelectronic semiconductor chip with which the semiconductor chips in a simple and reliable manner
- a layer composite provided with a main plane that limits the laminate in a vertical direction.
- the layer composite furthermore has a semiconductor layer sequence with an active region provided for the generation and / or detection of radiation.
- the composite layer is a plurality of recesses
- a planarization layer is formed on the main plane so that the recesses are at least partially filled with material of the planarization layer.
- material of the planarization layer is at least partially removed.
- the main plane is understood to mean, in particular, that plane which delimits the layer composite in the vertical direction immediately before the deposition of the material of the planarization layer. That is, the layer composite does not protrude beyond the main plane at any point. In other words, the layer composite points away from the main plane Recesses in the form of the recesses, but none
- the main plane continues to represent a mathematical plane. That is, the main plane can be defined, for example, by an epitome and two vectors spanning the plane. Preferably, the main plane is parallel to the main extension plane of the semiconductor layers of
- the semiconductor layer sequence preferably extends in the vertical direction between a first main area and a second main area.
- the second major surface is on the side of the active region facing away from the main plane
- the semiconductor layer sequence preferably has a first one
- the first semiconductor layer and the second semiconductor layer suitably have a different conductivity type from each other. Furthermore, the first semiconductor layer and the second semiconductor layer may also be formed in multiple layers. The first semiconductor layer may form the first main surface, the second one
- Semiconductor layer may form the second major surface.
- the main plane can be reached by means of the first main surface of the
- the recesses may extend through the active region.
- the recesses may extend through the first semiconductor layer and through the active region into the second semiconductor layer. In the region of the recesses, in this case, an electrical contacting of the second
- the recesses do not extend into the semiconductor layer sequence.
- the planarization layer can be provided, for example, for planarizing recesses in an electrical connection layer or an electrical insulation layer applied to the first main surface of the semiconductor layer sequence.
- the recesses are completely filled after the formation of the planarization layer.
- the planarization layer forms on the second
- planarization layer thus serves to reduce the depth of the recesses without them
- planarization surface can be used as a starting point for further production steps, for example for the deposition of electrically conductive and / or electrically conductive
- Planarization layer for leveling mechanically and / or chemically polished. More preferably a chemically ⁇ mechanical polishing (chemical mechanical polishing, CMP) applies. With such a method, flat planarizing surfaces can be produced in a simple and reliable manner.
- CMP chemical mechanical polishing
- connection to the carrier may be formed electrically conductive or electrically insulating.
- the compound is preferably after leveling the
- connection partners are held together by means of atomic and / or molecular forces.
- a cohesive connection can for example by means of a
- Connecting layer such as an adhesive layer or a
- Lot Mrs be achieved.
- the layer composite can be leveled such that for the cohesive
- Connection to the carrier is a flat surface ready.
- a cohesive connection by means of a
- the connecting layer may thus have a uniform thickness in the lateral direction. In other words, the connecting layer does not have to compensate any depressions of the layer composite.
- the semiconductor layer sequence is connected to the carrier by means of a direct bond connection
- a direct bond connection is preferably effected by means of at least one dielectric layer, more preferably between two dielectric layers.
- the dielectric layer preferably contains an oxide, for example
- Silicon oxide is particularly preferred.
- Bond connection between two silicon oxide layers The preparation of the direct bond is preferably achieved only by pressure.
- the method the
- planarization layer forms So on the side facing away from the active area a continuous planarization.
- the main plane is partially exposed during leveling. In a further development of this embodiment variant, before the formation of the planarization layer on the
- Semiconductor layer sequence formed a stop layer, which forms the main plane. When leveling the stop layer is partially exposed.
- the stop layer is
- Planarization layer can change the thickness of the
- Material can be adjusted, for example, over the duration of the deposition at a predetermined deposition rate.
- an opening is formed in the region of the recesses after flattening in the planarization layer.
- the opening can extend completely through the planarization layer in the vertical direction
- the opening may be provided to provide an electrically conductive connection to the
- the opening can be filled at least in regions, in particular by means of another
- Planarleiterstik or arranged thereon layer form another main level, the openings can be completely filled by means of the further planarization.
- the further planarization layer can be formed and leveled as described in connection with the planarization layer.
- planarleiterstik electrically insulating and the other planarization electrically conductive can be provided for this purpose, the semiconductor layer sequence, in particular the second
- the first semiconductor layer by means of a first connection region and the second semiconductor layer by means of a second Connection area respectively electrically contacted from the first main surface, wherein the recesses extend from the first main surface through the active region into the second semiconductor layer.
- the planarization layer thus serves to flatten the recesses provided for the electrical contacting of the second semiconductor layer.
- An optoelectronic semiconductor chip has according to a
- Embodiment a layer composite with a main plane, the laminate preferably in a vertical
- the composite layer comprises a semiconductor body with a for generating and / or
- the semiconductor chip has a
- planarization layer can only be present in the region of the recess. In this case, the planarization layer can only be present in the region of the recess.
- planarization layer can - lo ⁇ dern layer composite, in particular on the semiconductor body, be formed.
- planarization layer can occur in the region of the recesses edges in comparison to a
- Recess extending direction may also be greater than the vertical extent of the planarization in the laterally arranged next to the recess area.
- Such an optoelectronic semiconductor chip can therefore have an improved aging behavior and is thus characterized by increased reliability.
- the method described above is particularly suitable for producing such an optoelectronic semiconductor chip. Therefore, features described in connection with the method can also be used for the optoelectronic
- FIGS. 1A to 1F show a first exemplary embodiment of a method for producing a plurality of optoelectronic semiconductor chips, in each case in a schematic sectional view
- Figures 2A to 2D a second embodiment of a method for producing a plurality of optoelectronic semiconductor chips by means of in each case in a schematic sectional view
- FIGS. 3A to 3F show a third exemplary embodiment of a method for producing a plurality of optoelectronic semiconductor chips, in each case in a schematic sectional view
- FIG. 4 shows an exemplary embodiment of a semiconductor chip in a schematic sectional view.
- FIG. 4 shows an exemplary embodiment of a semiconductor chip in a schematic sectional view.
- a thin-film semiconductor chip for example a thin-film light-emitting diode chip.
- a growth substrate for the epitaxial deposition of a thin-film semiconductor chip In a thin-film semiconductor chip, a growth substrate for the epitaxial deposition of a thin-film semiconductor chip.
- Semiconductor layer sequence 2 is provided, which in a vertical direction, so one perpendicular to a
- Semiconductor layer sequence 2 extending direction between a first main surface 210 and a second main surface 220 extends.
- the semiconductor layer sequence has an active region 20 which is provided for generating radiation and / or for receiving radiation and which comprises a first semiconductor layer 21 of a first conductivity type and a second semiconductor layer 22 of one of the first
- Line type different second conductivity type is arranged.
- the first semiconductor layer may be p-conducting and the second semiconductor layer may be n-conducting or vice versa.
- the active region 20, the first semiconductor layer 21 and the second semiconductor layer 22 may each be single-layered or multi-layered.
- the active region may be a quantum structure, for example a
- Semiconductor layer sequence 2 is provided on a growth substrate 25 for the epitaxial deposition of the semiconductor layer sequence 2.
- the semiconductor layer sequence, in particular the active region 20, preferably contains a III-V compound semiconductor material.
- III-V compound semiconductor materials are known for
- Compound semiconductor material such as Al x In y Ga x - y N) through the visible (nitridic compound semiconductor material, such as Al x In y Ga x - y N, in particular for blue to green radiation, or phosphidisches compound semiconductor material, such as Al x In y Gai- x - y P, in particular for yellow to red radiation) to the infrared (arsenide compound semiconductor material, such as Al x In y Gai- x - y As) spectral region particularly suitable.
- III-V semiconductor materials in particular from the said material systems, can continue in the
- nitridic compound semiconductor material is suitable as a growth substrate, for example, sapphire, silicon or silicon carbide.
- sapphire silicon
- compound semiconductor material for example, compound semiconductor material
- Gallium arsenide find application.
- On the first main surface 210 is a first
- Terminal region 41 is formed, which is provided for the electrical contacting of the first semiconductor layer 21.
- an insulating layer 51 is applied to the first main surface 210. Furthermore, in a region in which the second semiconductor layer 22
- Terminal region 42 deposited.
- the first layer is for an electrically conductive connection with the second
- Semiconductor layer 22 is provided and selected with respect to the material in view of a low contact resistance.
- the material used for the connection regions 41, 42 or layers thereof is in particular a metal, for example silver, aluminum, palladium, rhodium, nickel or gold or a metallic alloy with at least one of the materials mentioned, or a TCO (transparent conductive oxide) material For example, indium tin oxide (ITO) or zinc oxide.
- TCO transparent conductive oxide
- ITO indium tin oxide
- the layers can be on the ready-made
- Semiconductor layer sequence are applied for example by means of vapor deposition or sputtering.
- a second layer 422 of the second connection region 42 is deposited on the first layer 421.
- the second layer is preferable for those in the active region 20
- Silver-containing alloy in the infrared, in particular gold by a high reflectivity. But it can also be another one of the above related to the
- Layer composite 10 Semiconductor layer sequence arranged layers form a Layer composite 10. In the vertical direction, the layer composite is bounded by a main plane 3.
- the second layer 422 of the second terminal region 42 forms the main plane 3.
- Main plane extends in the direction of the active region 20 a recess 31.
- the recess 31 extends in the embodiment shown in the
- semiconductor layer sequence 2 into it.
- the semiconductor layer sequence can also be formed just so that the recess can only be formed by the surface on the
- Planarization is made so thick that it exceeds the main plane 3 at each point of the laminate 10 or at least achieved.
- planarization layer 6 material of the planarization layer 6 is partially removed, so as to level the layer composite 10.
- a side of the planarization layer 6 facing away from the active region 20 forms a planarization surface 60, which runs flat. That is, the planarization area is apart from
- the removal of the material is preferably carried out by means of a chemical-mechanical polishing process.
- This method particularly flat surfaces can be produced become. But it can also find a purely chemical or a purely mechanical method application.
- Planarizing layer 6 when flattening only so far thinned that the planarization surface 60 of the planarization layer 6 is a continuous vertical boundary of the layer composite 10.
- this embodiment forms the
- planarleiterstik suitably formed electrically conductive.
- the planarization layer may contain or consist of tungsten, aluminum or copper.
- the layer composite 10 (as shown in FIG IE) connected to a carrier 26.
- Cohesive connection with the carrier can take place, for example, by means of a connecting layer 27, for example a solder layer or an electrically conductive or electrically insulating adhesive layer.
- the connection layer can be any suitable connecting layer 27, for example a solder layer or an electrically conductive or electrically insulating adhesive layer.
- Alloy containing at least one of said metals or consist of such a material Alloy containing at least one of said metals or consist of such a material.
- the layer composite 10 for connection to the carrier 26 has a planar surface.
- the bonding layer 27 can therefore be uniform
- each sub-layers of the connecting layer 27 in the form of a dielectric layer for example one
- Silicon oxide layer can be applied. Depending on
- Planarleitersll 6 can be a direct bond even without a connecting layer or with only one
- For the carrier 26 is for example a
- Semiconductor material such as silicon or germanium, a
- Ceramics for example, silicon nitride, aluminum nitride or boron nitride, or a metal, for example molybdenum, tungsten, copper or a metallic alloy, for example with one of said materials.
- the carrier 26 serves in particular the mechanical
- Growth substrate 25 is no longer necessary for this purpose and can be removed, as shown in Figure 1F.
- the Removal of the growth substrate can be effected, for example, by means of a laser lift-off method, mechanically, for example by means of grinding, lapping or polishing, and / or chemically, for example by means of etching.
- the described method for leveling the topography of the layer composite 10 can basically be used in the production of optoelectronic semiconductor chips, for example
- Luminescence diodes laser diodes or radiation detectors find application. Of course that is suitable
- Growth substrate but on a support different from the growth substrate, is provided.
- planarization layer does not have to
- planarization layer may also be designed to be electrically insulating.
- electrically insulating For example, is suitable for an electric
- oxide such as
- Silicon oxide a nitride, such as silicon nitride, or a
- Oxynitride such as silicon oxynitride. Also Al2O3, Y x Al y 03, Ti02 or Hf0 2 may be applied.
- the carrier 26 with the layer composite 10 arranged thereon can be singulated, for example mechanically, for example by means of sawing, breaking, splitting, chemically, for example by means of etching, or by means of a laser separation method (not explicitly shown). By singling goes for each semiconductor chip from the
- FIGS. 2A to 2D A second exemplary embodiment of a production method is shown schematically in sectional view in FIGS. 2A to 2D. This second embodiment substantially corresponds to the first embodiment described in connection with FIGS. 1A to 1F. In contrast, forms a stop layer 7, which on the
- Planarleiters slaughter 6 applied so that the recess 31 is completely filled with material of the planarization layer and the planarization layer 6 at each point of the composite layer in the vertical direction over the
- Main level 3 protrudes.
- planarization surface 60 is partially through the stop layer 7 and partially through the
- the stop layer 7 in this exemplary embodiment forms a fourth layer 424 of the second connection region 42.
- further material 61 of the planarization layer 6 can be applied so that the semiconductor layer sequence 2 is completely covered with material of the planarization layer 6.
- the stop layer 7 by means of a
- the stop layer 7 is suitably designed to be electrically conductive. If the stop layer in the finished element is not the electrical
- an electrically insulating stop layer 7 may also be applied only in regions to the semiconductor layer sequence 2, so that the stop layer in the region of the recesses 31 is the one applied to the semiconductor layer sequence 2
- the second semiconductor layer is electrically contactable.
- the stop layer 7 can be radiation-transmissive for the radiation generated or to be received during operation, for example with a transmission of at least 60%, or reflective, for example with a reflectivity of at least 60%.
- FIGS. 3A to 3F Semiconductor chips are shown schematically in FIGS. 3A to 3F. This embodiment corresponds to
- planarization layer 6 does not serve to form an electrical connection region for the
- the first connection region 41 forms the main plane 3 of the layer composite 10.
- the planarization layer 6 is applied in such a way that the recess 31 is completely filled with material of the planarization layer (FIG. 3B).
- the leveling of the planarization layer may be as in
- connection region 41 and the planarization layer 6 thus form the planarization surface 60 (FIG. 3C). Subsequently, as shown in Figure 3D, further
- Material 61 of the planarization layer are applied, so that the first terminal portion 41 is completely covered with material of the planarization layer. The so by means of a two-stage deposition and one between the two
- Deposition steps performed planarization produced planarization layer 6 forms an insulating layer 51.
- Connection area 41 can be adjusted over the deposition time for the further material 61 of the planarization.
- the layer thickness is thus independent of the execution of the leveling of the planarization layer. Of course, deviating from this, even the leveling can already be stopped before the first connection region 41 is reached (see FIG. 1D). In this case, the formation of the further material 61 of the planarization layer is not required.
- an opening 32 is formed in the region of the recess 31
- the second layer 422 forms another main plane 35 for a further planarization step. On the others
- planarleitersll 65 leveled, so that the further planarization layer 65 is a continuous further
- Terminal area 42 are formed. Of course, depending on the structure of the manufactured
- Planarleiters slaughteren or two electrically conductive Planarmaschines slaughteren be appropriate.
- Planarizing layer is, for example, a metal, such as Ag, Au, Cu, Cr, Ni, Mo, W, Ti, V, Pd, Pt or Sn, a metallic alloy with at least one of said metal, such as Ag, Au, Cu, Cr, Ni, Mo, W, Ti, V, Pd, Pt or Sn, a metallic alloy with at least one of said metal, such as Ag, Au, Cu, Cr, Ni, Mo, W, Ti, V, Pd, Pt or Sn, a metallic alloy with at least one of said
- ZnO ZnO
- ITO indium tin oxide
- IZO IZO
- Semiconductor chip 1 is shown schematically in sectional view in FIG. Such a semiconductor chip can as in
- a cutout 15 essentially corresponds to the section of the layer composite 10 shown in FIG. 3F.
- the semiconductor chip 1 has a semiconductor body 200, which emerges from the semiconductor layer sequence 2 in the production and has an active region 20 which
- the semiconductor body 2 is connected to the carrier 26 by means of a connection layer 27.
- the semiconductor chip 1 has a first one
- Semiconductor layer 22 extends into it. For a laterally uniform charge carrier injection via the second semiconductor layer into the active region 20,
- a plurality of such recesses may be useful.
- the semiconductor chip 1 is from the side of the semiconductor body 200 facing the
- Carrier 26 ago electrically contacted.
- the electrical contacting of the semiconductor chip thus takes place independently of the connection layer 27 and the carrier 26, so that electrically insulating materials can also be used for this purpose.
- the second external contact surface 420 may be arranged on the side of the carrier 26 facing away from the semiconductor body 2, so that the second semiconductor layer 22 is electrically contacted via the second connection region 42, the connection layer 27 and the carrier 26.
- the carrier 26 is preferably electrical
- an electrically insulating support can also be used in which electrical contacting takes place through the support via plated-through holes in the support.
- a surface of the first connection region 41 facing away from the semiconductor body 200 forms a main plane 3, from which out of the recess 31 extends into the semiconductor body.
- a planarization layer 6 forms a
- the planarization layer has a greater vertical extent than in a region spaced from the recess in a direction extending in a lateral direction, that is to say along a main extension plane of the semiconductor layers of the semiconductor layer sequence. Furthermore, the thickness of the planarization layer in a direction perpendicular to a
- a surface of a third layer 423 of the second connection region 42 facing away from the semiconductor body 200 forms a further main plane 35.
- a further planarization layer 65 adjacent to the further main plane 35 forms a third layer of the second connection region 42.
- the further planarization layer forms on the
- connection layer 27 may thus have a constant thickness over the entire lateral extent of the semiconductor chip.
- the semiconductor chip 1 can also have a plurality of semiconductor bodies 2, which are connected to one another in an electrically conductive manner via the connection regions 41, 42.
- the connection regions 41, 42 the first
- Semiconductor body can be connected electrically to each other in series.
- the semiconductor chip 1 can be operated with increased operating voltages, for example with a mains voltage of 110 V or 220 V.
- the recess may be deviating from the embodiment shown also as described in connection with Figures 1A to 1F and 2A to 2D.
- the method is generally suitable for improved over-molding of steps or edges of a device topography.
- both electrically insulating layers and electrically conductive layers are formed in a particularly simple and reliable manner so that
- overmolding edges are coated reliably with a sufficient thickness.
- an electrical short circuit between two can be electrically opposite each other
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Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112012005360.5T DE112012005360B4 (de) | 2011-12-23 | 2012-11-12 | Verfahren zur Herstellung einer Mehrzahl von optoelektronischen Halbleiterchips und optoelektronischer Halbleiterchip |
| CN201280063569.1A CN104040738B (zh) | 2011-12-23 | 2012-11-12 | 用于制造多个光电子半导体芯片的方法和光电子半导体芯片 |
| US14/364,099 US9825198B2 (en) | 2011-12-23 | 2012-11-12 | Method of producing a plurality of optoelectronic semiconductor chips, and optoelectronic semiconductor chip |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011056993.6 | 2011-12-23 | ||
| DE102011056993 | 2011-12-23 | ||
| DE102012101409.4 | 2012-02-22 | ||
| DE102012101409A DE102012101409A1 (de) | 2011-12-23 | 2012-02-22 | Verfahren zur Herstellung einer Mehrzahl von optoelektronischen Halbleiterchips und optoelektronischer Halbleiterchip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2013092004A1 true WO2013092004A1 (de) | 2013-06-27 |
Family
ID=48575714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2012/072403 Ceased WO2013092004A1 (de) | 2011-12-23 | 2012-11-12 | Verfahren zur herstellung einer mehrzahl von optoelektronischen halbleiterchips und optoelektronischer halbleiterchip |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9825198B2 (de) |
| CN (1) | CN104040738B (de) |
| DE (2) | DE102012101409A1 (de) |
| TW (1) | TWI523260B (de) |
| WO (1) | WO2013092004A1 (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011015821B4 (de) * | 2011-04-01 | 2023-04-20 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer Halbleiterchip |
| DE102013100818B4 (de) * | 2013-01-28 | 2023-07-27 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer Halbleiterchip und Verfahren zur Herstellung eines optoelektronischen Halbleiterchips |
| DE102013103079A1 (de) * | 2013-03-26 | 2014-10-02 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterchip und Verfahren zur Herstellung eines optoelektronischen Halbleiterchips |
| DE102014103828A1 (de) | 2014-03-20 | 2015-09-24 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung von optoelektronischen Halbleiterbauelementen |
| DE102015114583A1 (de) * | 2015-09-01 | 2017-03-02 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung von optoelektronischen Halbleiterchips und optoelektronischer Halbleiterchip |
| DE102015116712B4 (de) * | 2015-10-01 | 2024-11-28 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronisches Bauelement |
| DE102017112223A1 (de) * | 2017-06-02 | 2018-12-06 | Osram Opto Semiconductors Gmbh | Halbleiterlaser-Bauteil und Verfahren zur Herstellung eines Halbleiterlaser-Bauteils |
| DE102017113383B4 (de) * | 2017-06-19 | 2023-03-09 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Halbleiterchip und Verfahren zur Herstellung eines Halbleiterchips |
| DE102017123242A1 (de) | 2017-10-06 | 2019-04-11 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines oder einer Mehrzahl von Halbleiterchips und Halbleiterchip |
| DE102018131579A1 (de) * | 2018-12-10 | 2020-06-10 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauteil und verfahren zur herstellung eines optoelektronischen bauteils |
| DE102019107030A1 (de) | 2019-03-19 | 2020-09-24 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronische halbleitervorrichtung mit einer vielzahl von bildelementen und trennelementen und verfahren zur herstellung der optoelektronischen halbleitervorrichtung |
| WO2021164854A1 (en) * | 2020-02-18 | 2021-08-26 | Osram Opto Semiconductors Gmbh | Optoelectronic semiconductor device and method for producing an optoelectronic semiconductor device |
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| TW200919768A (en) * | 2007-10-19 | 2009-05-01 | Huga Optotech Inc | Semiconductor light-emitting device and method of fabricating the same |
| KR100975659B1 (ko) * | 2007-12-18 | 2010-08-17 | 포항공과대학교 산학협력단 | 발광 소자 및 그 제조 방법 |
| JP5123269B2 (ja) * | 2008-09-30 | 2013-01-23 | ソウル オプト デバイス カンパニー リミテッド | 発光素子及びその製造方法 |
| JP4799606B2 (ja) * | 2008-12-08 | 2011-10-26 | 株式会社東芝 | 光半導体装置及び光半導体装置の製造方法 |
| JP4686625B2 (ja) * | 2009-08-03 | 2011-05-25 | 株式会社東芝 | 半導体発光装置の製造方法 |
| JP5378130B2 (ja) * | 2009-09-25 | 2013-12-25 | 株式会社東芝 | 半導体発光装置 |
| CN102859681B (zh) * | 2010-02-04 | 2015-04-08 | 索泰克公司 | 用于形成集成半导体结构的方法和结构 |
| KR101677264B1 (ko) * | 2010-04-30 | 2016-11-18 | 삼성디스플레이 주식회사 | 유기 발광 표시 장치 및 이의 제조 방법 |
| KR101252032B1 (ko) * | 2010-07-08 | 2013-04-10 | 삼성전자주식회사 | 반도체 발광소자 및 이의 제조방법 |
-
2012
- 2012-02-22 DE DE102012101409A patent/DE102012101409A1/de not_active Withdrawn
- 2012-11-12 US US14/364,099 patent/US9825198B2/en active Active
- 2012-11-12 WO PCT/EP2012/072403 patent/WO2013092004A1/de not_active Ceased
- 2012-11-12 CN CN201280063569.1A patent/CN104040738B/zh active Active
- 2012-11-12 DE DE112012005360.5T patent/DE112012005360B4/de active Active
- 2012-11-29 TW TW101144683A patent/TWI523260B/zh not_active IP Right Cessation
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1434271A2 (de) * | 2002-12-24 | 2004-06-30 | Oki Data Corporation | Integriertes Halbleiterbauelement mit Dünnschichthalbleiter, und optischer Druckkopf |
| US20110284906A1 (en) * | 2007-08-10 | 2011-11-24 | Hong Kong Applied Science and Technology Research Institute Company Limited | Vertical light emitting diode device structure and method of fabricating the same |
| US20100072489A1 (en) * | 2008-09-24 | 2010-03-25 | Koninklijke Philips Electronics N.V. | Semiconductor light emitting devices grown on composite substrates |
| EP2393133A1 (de) * | 2010-06-04 | 2011-12-07 | Kabushiki Kaisha Toshiba | Lichtemittierendes Halbleiterbauelement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104040738B (zh) | 2017-06-06 |
| DE112012005360B4 (de) | 2024-07-25 |
| DE102012101409A1 (de) | 2013-06-27 |
| US20140319547A1 (en) | 2014-10-30 |
| US9825198B2 (en) | 2017-11-21 |
| TW201336106A (zh) | 2013-09-01 |
| DE112012005360A5 (de) | 2014-10-02 |
| CN104040738A (zh) | 2014-09-10 |
| TWI523260B (zh) | 2016-02-21 |
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