WO2012168040A1 - Verfahren zum herstellen eines optoelektronischen halbleiterbauelements und derartiges halbleiterbauelement - Google Patents
Verfahren zum herstellen eines optoelektronischen halbleiterbauelements und derartiges halbleiterbauelement Download PDFInfo
- Publication number
- WO2012168040A1 WO2012168040A1 PCT/EP2012/058921 EP2012058921W WO2012168040A1 WO 2012168040 A1 WO2012168040 A1 WO 2012168040A1 EP 2012058921 W EP2012058921 W EP 2012058921W WO 2012168040 A1 WO2012168040 A1 WO 2012168040A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- carrier substrate
- recess
- semiconductor chip
- insulating layer
- electrically insulating
- 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
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/70—Surface textures, e.g. pyramid structures
-
- 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
-
- 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
- H10H20/81—Bodies
- H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
- H10H20/82—Roughened surfaces, e.g. at the interface between epitaxial layers
-
- 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
-
- 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
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
-
- H10W70/09—
-
- H10W70/60—
-
- H10W72/0198—
-
- 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
-
- 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
- H10H20/0364—Manufacture or treatment of packages of interconnections
-
- 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
- H10H20/8506—Containers
-
- H10W70/093—
-
- H10W72/073—
-
- H10W72/9413—
-
- H10W90/00—
-
- H10W90/10—
Definitions
- A2) providing a carrier substrate having at least one mounting region for the semiconductor chip and at least one first recess, which in the mounting region of the
- the method steps AI) and A2) can be carried out in parallel or in succession. Subsequently, the process steps B) to E) take place in the claimed
- the electrically conductive layer preferably completely fills the second recess of the electrically insulating layer.
- the first recess of the carrier substrate is thus filled with the electrically insulating layer and the second recess is completely filled with the electrically conductive layer, so that the carrier substrate has a planar and planar main surface that includes the mounting area.
- the semiconductor device is an optoelectronic
- the active layer of the semiconductor chip preferably contains a pn junction, a double heterostructure, a
- Single quantum well structure SQW, Single quantum well
- MQW multiple quantum well structure
- the semiconductor chip is preferably made of a
- the semiconductor layers of the semiconductor layer sequence preferably contain a III / V semiconductor material.
- I I / V semiconductor materials are for
- the semiconductor chip may include a growth substrate on which the semiconductor layer sequence in the manufacturing process
- Recess is formed in a region adjacent to a vertical direction to one of the two contact areas.
- One of the electrical contact regions of the semiconductor chip is accordingly arranged in the vertical direction over the first and second recesses. As a result of the recesses, a through-contact of the electrically conductive layer can be guided to this contact region of the semiconductor chip.
- the second contact region of the semiconductor chip may, for example, be electrically contacted via the carrier substrate, which is completely electrically separated from the electrically conductive layer by means of the electrically insulating layer. Alternatively, the second contact region may also be electrically powered by a via through the carrier
- the one-sided contacting on the side facing the carrier substrate side of the semiconductor chip may be generated for example by means of an annular contact.
- annular isolation between a p- and an n-contact region of the
- a diameter of the second recess is formed smaller than a
- the second recess is selectively opened, so that only a small central region of the first recess not with the
- electrically insulating layer is filled and so on
- Insulating layer can also benefit the
- Recess has a diameter of at least 70 ym and
- the second recesses have a diameter of at least 10 ym and at most 30 ym.
- Recess is thus more than twice as large as the first recess.
- the second recess is formed as small as possible, so that the greatest possible mechanical support of the semiconductor chip is ensured by the carrier.
- the second recess is formed so large that a sufficient electrically conductive connection of the
- electrically conductive layer is generated to one of the contact regions of the semiconductor chip.
- the electrically conductive layer in each first recess and the electrically conductive layer in each second recess are formed as a via.
- the electrically conductive layer is structured in such a way that the plated-through holes are electrically insulated from one another by means of the structuring.
- this includes
- the converter layer is preferably suitable for converting a radiation emitted by the semiconductor chip radiation into radiation of a different wavelength. According to at least one embodiment is in the
- the carrier substrate has a plurality of mounting areas for the semiconductor chips and a plurality of first recesses.
- Process step B) is arranged in each case one of the semiconductor chips on each one of the mounting areas.
- Process step D) is a plurality of second
- Carrier substrate are formed.
- a semiconductor component which comprises a plurality of semiconductor chips which can be electrically conductively connected by means of plated-through holes through the carrier substrate.
- Each of the semiconductor chips is underlaid for mechanical chip support by means of the electrically insulating layer.
- a semiconductor chip module in particular a module is considered, which comprises a plurality of semiconductor chips, which are, for example, series-connected with each other.
- the recesses in the carrier substrate and / or in the electrically insulating layer are produced, for example, by means of a controlled laser.
- this includes
- Optoelectronic semiconductor device at least one
- Semiconductor chip has a suitable for generating radiation active layer.
- the carrier substrate has at least one mounting region for the semiconductor chip and at least one first recess, which is formed in the mounting region.
- the semiconductor chip is on the mounting area of the
- Carrier substrate arranged. On the side remote from the semiconductor chip side of the carrier substrate, an electrically insulating layer is applied, which fills the first recess of the carrier substrate. A second recess is in the electrically insulating layer in the region of the first
- An electrically conductive layer is on top of the carrier substrate
- the semiconductor chip of the component thus has a
- the carrier substrate has at least two first recesses, which are each arranged below one of the contact regions of the semiconductor chip.
- the electrically insulating layer has
- two second recesses which are each arranged in one of the first recesses.
- Recesses are each completely filled with material of the electrically conductive layer.
- Semiconductor chip may in particular without prior cleaning and / or removal of the electrically insulating material the carrier substrate are mounted.
- the semiconductor chip is in direct contact with the carrier substrate.
- the carrier substrate is a metal foil or a foil made of ceramic.
- a metal foil for example, a molybdenum foil can be used.
- the carrier substrate is preferably coated on the back with the electrically insulating layer, wherein the
- the electrically insulating layer is a plastic layer, preferably a plastic film.
- Carrier substrate the electrically insulating layer and / or the electrically conductive layer in each case as a film
- second recesses are selectively opened with a laser, so that in each case one chip contact region is exposed. In this case, only the area is opened indirectly below the chip contact area, so that the remaining area of the first
- Recess of the carrier substrate is further filled with the electrically insulating layer and thus serves for mechanical support of the semiconductor chip.
- Semiconductor component according to the invention which has a plurality of semiconductor chips, as a screen backlight or as a series-connected module for side coupling into
- FIGS. 1A to 1K each show a schematic cross-section of an embodiment of an inventive device
- Figures 2A to 2C each cutouts of a
- Ingredients such as layers, structures, components and areas for better representability
- FIGS. 1A to 1K each show cross sections of a semiconductor component in the production method.
- a substrate 11 is provided, on which a plurality of semiconductor chips 1 are arranged.
- the substrate 11 is preferably formed as a film.
- Semiconductor chips 1 each have an active layer 1a suitable for generating radiation.
- the semiconductor chips 1 are for example LEDs and preferably have a one-sided contact. This means that the semiconductor chips 1 each have both contact areas on the same side.
- the contact regions of the semiconductor chips 1 are arranged on the side facing the substrate 11. In this case, the side of the semiconductor chips 1 facing away from the substrate 11 has no contact areas. This page is therefore suitable for radiation decoupling, wherein
- Carrier substrate 2 has at least one mounting region 2a for at least one semiconductor chip 1. In addition, this indicates
- Support substrate 2 two first recesses 2b, which in
- the carrier substrate 2 preferably has a material which is thermally adapted to the material of the semiconductor chip.
- the support substrate 2 is a molybdenum foil or a C 1 -C 4 ceramic substrate. This is preferred
- Carrier substrate 2 is formed as a film. The first
- Recesses 2b in the carrier substrate 2 are produced, for example, by means of a laser boring, etching or by means of a stamping process. On the carrier substrate 2 is in the subsequent
- solder layer 3 wherein the first recesses 2b are also recessed (see Figure IC).
- the solder layer 3 has, for example, as a material, a metal or a metal alloy, for a
- Soldering process is suitable.
- the semiconductor chip 1 is detached from the substrate 11 and applied to the mounting region of the carrier substrate 2.
- the semiconductor chip 1 is soldered on the mounting region of the carrier substrate 2.
- the first recesses 2b are arranged vertically below the semiconductor chip 1. In particular, in each case a first recess 2b in each case a contact region of the
- the transferring of the semiconductor chip 1 from the substrate 11 to the carrier substrate 2 takes place, for example, by means of a pick-and-place method.
- an electrically insulating layer 4 is subsequently applied to the side of the carrier substrate 2 facing away from the semiconductor chip 1.
- the electrically insulating layer is applied in such a way that the first recesses 2b of the carrier substrate 2 are completely filled with material of the electrically insulating layer 4.
- the carrier substrate 2 and the electrically insulating layer 4 accordingly form a planar main surface on the side facing the semiconductor chip 1. In the region of the first recesses 2b the electrically insulating borders Layer 4 therefore directly to the contact regions of the semiconductor chip 1 at.
- two second recesses 4a are subsequently formed in the electrically insulating layer 4, wherein the second recesses are each formed in a region of a respective first recess of the carrier substrate.
- the second recesses 4a are accordingly each in the first recess of the carrier substrate
- the second recesses are selectively formed so that only the contact region of the semiconductor chip appears in each case.
- the opening is done, for example, with a controlled laser, which advantageously only the area immediately below the
- Semiconductor chip 1 facing side of the carrier substrate 2 are generated.
- the electrically insulating layer 4 is then in the first recess of the
Landscapes
- Engineering & Computer Science (AREA)
- Led Device Packages (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/122,513 US9281425B2 (en) | 2011-06-06 | 2012-05-14 | Method for producing an optoelectronic semiconductor component and such a semiconductor component |
| DE201211002368 DE112012002368A5 (de) | 2011-06-06 | 2012-05-14 | Verfahren zum Herstellen eines optoelektronischen Halbleiterbauelements und derartiges Halbleiterbauelement |
| CN201280027636.4A CN103563110B (zh) | 2011-06-06 | 2012-05-14 | 用于制造光电子半导体器件的方法和这样的半导体器件 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201110103412 DE102011103412A1 (de) | 2011-06-06 | 2011-06-06 | Verfahren zum Herstellen eines optolektronischen Halbleiterbauelements und derartiges Halbleiterbauelement |
| DE102011103412.2 | 2011-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2012168040A1 true WO2012168040A1 (de) | 2012-12-13 |
Family
ID=46085046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2012/058921 Ceased WO2012168040A1 (de) | 2011-06-06 | 2012-05-14 | Verfahren zum herstellen eines optoelektronischen halbleiterbauelements und derartiges halbleiterbauelement |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9281425B2 (de) |
| CN (1) | CN103563110B (de) |
| DE (2) | DE102011103412A1 (de) |
| WO (1) | WO2012168040A1 (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8602745B2 (en) | 2004-08-26 | 2013-12-10 | Pentair Water Pool And Spa, Inc. | Anti-entrapment and anti-dead head function |
| DE102013114107A1 (de) * | 2013-12-16 | 2015-07-02 | Osram Opto Semiconductors Gmbh | Optoelektronisches Halbleiterbauelement |
| US10192849B2 (en) | 2014-02-10 | 2019-01-29 | Infineon Technologies Ag | Semiconductor modules with semiconductor dies bonded to a metal foil |
| DE102014102292A1 (de) * | 2014-02-21 | 2015-08-27 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines optoelektronischen Bauelements |
| DE102014103828A1 (de) * | 2014-03-20 | 2015-09-24 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung von optoelektronischen Halbleiterbauelementen |
| TWI568026B (zh) * | 2014-11-04 | 2017-01-21 | 錼創科技股份有限公司 | 發光裝置 |
| DE102015113310B4 (de) * | 2015-08-12 | 2022-08-04 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Halbleiterchip |
| DE102016100320A1 (de) | 2016-01-11 | 2017-07-13 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement, optoelektronisches Modul und Verfahren zur Herstellung eines optoelektronischen Bauelements |
| DE112017008271T5 (de) * | 2017-12-14 | 2020-09-10 | Osram Opto Semiconductors Gmbh | Halbleiterbauelement und Verfahren zur Herstellung eines Trägerelements für ein Halbleiterbauelement |
| DE102019131502A1 (de) | 2019-08-29 | 2021-03-04 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Verfahren zur herstellung strahlungsemittierender halbleiterchips, strahlungsemittierender halbleiterchip und strahlungsemittierendes bauelement |
| US11824126B2 (en) | 2019-12-10 | 2023-11-21 | Maxeon Solar Pte. Ltd. | Aligned metallization for solar cells |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060006404A1 (en) * | 2004-06-30 | 2006-01-12 | James Ibbetson | Chip-scale methods for packaging light emitting devices and chip-scale packaged light emitting devices |
| US20090121249A1 (en) * | 2007-11-14 | 2009-05-14 | Advanced Optoelectronic Technology Inc. | Package structure of a light emitting diode device and method of fabricating the same |
| US20090189179A1 (en) * | 2008-01-28 | 2009-07-30 | Fong-Yuan Wen | Method for manufacturing light emitting diode package |
| EP2219241A1 (de) * | 2009-02-17 | 2010-08-18 | LG Innotek Co., Ltd. | Gehäuse für lichtemittierende Vorrichtung |
| WO2011003907A1 (de) * | 2009-07-09 | 2011-01-13 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement |
| US20110006322A1 (en) * | 2009-07-07 | 2011-01-13 | China Wafer Level Csp Ltd. | Wafer-level package structure of light emitting diode and manufacturing method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7095053B2 (en) * | 2003-05-05 | 2006-08-22 | Lamina Ceramics, Inc. | Light emitting diodes packaged for high temperature operation |
| US7276724B2 (en) * | 2005-01-20 | 2007-10-02 | Nanosolar, Inc. | Series interconnected optoelectronic device module assembly |
| US7948076B2 (en) * | 2008-03-25 | 2011-05-24 | Bridge Semiconductor Corporation | Semiconductor chip assembly with post/base heat spreader and vertical signal routing |
| US8193632B2 (en) * | 2008-08-06 | 2012-06-05 | Industrial Technology Research Institute | Three-dimensional conducting structure and method of fabricating the same |
| JP5363789B2 (ja) * | 2008-11-18 | 2013-12-11 | スタンレー電気株式会社 | 光半導体装置 |
| US8441020B2 (en) * | 2010-03-10 | 2013-05-14 | Micron Technology, Inc. | Light emitting diode wafer-level package with self-aligning features |
| CN201804913U (zh) * | 2010-09-30 | 2011-04-20 | 江阴长电先进封装有限公司 | 圆片级led封装结构 |
-
2011
- 2011-06-06 DE DE201110103412 patent/DE102011103412A1/de not_active Withdrawn
-
2012
- 2012-05-14 CN CN201280027636.4A patent/CN103563110B/zh not_active Expired - Fee Related
- 2012-05-14 DE DE201211002368 patent/DE112012002368A5/de not_active Withdrawn
- 2012-05-14 WO PCT/EP2012/058921 patent/WO2012168040A1/de not_active Ceased
- 2012-05-14 US US14/122,513 patent/US9281425B2/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060006404A1 (en) * | 2004-06-30 | 2006-01-12 | James Ibbetson | Chip-scale methods for packaging light emitting devices and chip-scale packaged light emitting devices |
| US20090121249A1 (en) * | 2007-11-14 | 2009-05-14 | Advanced Optoelectronic Technology Inc. | Package structure of a light emitting diode device and method of fabricating the same |
| US20090189179A1 (en) * | 2008-01-28 | 2009-07-30 | Fong-Yuan Wen | Method for manufacturing light emitting diode package |
| EP2219241A1 (de) * | 2009-02-17 | 2010-08-18 | LG Innotek Co., Ltd. | Gehäuse für lichtemittierende Vorrichtung |
| US20110006322A1 (en) * | 2009-07-07 | 2011-01-13 | China Wafer Level Csp Ltd. | Wafer-level package structure of light emitting diode and manufacturing method thereof |
| WO2011003907A1 (de) * | 2009-07-09 | 2011-01-13 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102011103412A1 (de) | 2012-12-06 |
| CN103563110A (zh) | 2014-02-05 |
| DE112012002368A5 (de) | 2014-02-20 |
| US9281425B2 (en) | 2016-03-08 |
| US20140151724A1 (en) | 2014-06-05 |
| CN103563110B (zh) | 2016-10-26 |
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