WO2011085895A1 - Optoelektronischer halbleiterchip - Google Patents
Optoelektronischer halbleiterchip Download PDFInfo
- Publication number
- WO2011085895A1 WO2011085895A1 PCT/EP2010/069776 EP2010069776W WO2011085895A1 WO 2011085895 A1 WO2011085895 A1 WO 2011085895A1 EP 2010069776 W EP2010069776 W EP 2010069776W WO 2011085895 A1 WO2011085895 A1 WO 2011085895A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- recesses
- layer
- semiconductor chip
- semiconductor layer
- layer sequence
- Prior art date
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 169
- 230000005693 optoelectronics Effects 0.000 title claims abstract description 30
- 239000000463 material Substances 0.000 claims abstract description 38
- 230000005855 radiation Effects 0.000 claims description 64
- 238000000605 extraction Methods 0.000 claims description 30
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 8
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 230000005670 electromagnetic radiation Effects 0.000 claims description 3
- 229910002704 AlGaN Inorganic materials 0.000 claims 1
- 229910010413 TiO 2 Inorganic materials 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000005530 etching Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 238000009826 distribution Methods 0.000 description 3
- 239000002019 doping agent Substances 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- 229910007717 ZnSnO Inorganic materials 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- CXKCTMHTOKXKQT-UHFFFAOYSA-N cadmium oxide Inorganic materials [Cd]=O CXKCTMHTOKXKQT-UHFFFAOYSA-N 0.000 description 1
- CFEAAQFZALKQPA-UHFFFAOYSA-N cadmium(2+);oxygen(2-) Chemical compound [O-2].[Cd+2] CFEAAQFZALKQPA-UHFFFAOYSA-N 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910003437 indium oxide Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910001936 tantalum oxide Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- -1 titanium dioxide Chemical compound 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 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
- H01L33/36—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 electrodes
- H01L33/40—Materials therefor
- H01L33/42—Transparent materials
-
- 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
- H01L33/02—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 bodies
- H01L33/20—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 bodies with a particular shape, e.g. curved or truncated substrate
-
- 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
- H01L33/36—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 electrodes
- H01L33/38—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 electrodes with a particular shape
-
- 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
- H01L33/36—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 electrodes
- H01L33/38—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 electrodes with a particular shape
- H01L33/382—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 electrodes with a particular shape the electrode extending partially in or entirely through the semiconductor body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- 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
- H01L33/02—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 bodies
-
- 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
- H01L33/02—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 bodies
- H01L33/20—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 bodies with a particular shape, e.g. curved or truncated substrate
- H01L33/22—Roughened surfaces, e.g. at the interface between epitaxial layers
Definitions
- the light extraction layer is in particular free of a material or a
- a total area of the outer boundary surfaces is furthermore at least 10%, in particular at least 20% or at least 30% of the area of the radiation passage area.
- the light outcoupling layer is electrically conductive.
- a mean sheet resistance of the light extraction layer is between 2.5 ⁇ / D and 50 ⁇ / D, or between 5 ⁇ / D and 25 ⁇ / D inclusive.
- Figure 1B is a schematic plan view of a
- Lichtauskoppel für 4 designed with an electrically conductive material, so optionally not shown in Figure 4A electrically insulating layers may be applied in particular on lateral boundary surfaces of the semiconductor layer sequence 2 and / or on the carrier 13, as well as in all other embodiments.
- Semiconductor layer sequence 2 rotates all around.
- the trench 7 penetrates the light extraction layer 4 completely up to the carrier 13.
- the facets 40 of the recesses 44 are not covered by a material of the conductive layer 5. About such a layer 5 can be energized the
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Devices (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010800588846A CN102668139A (zh) | 2009-12-21 | 2010-12-15 | 光电子半导体芯片 |
US13/517,110 US20120273824A1 (en) | 2009-12-21 | 2010-12-15 | Optoelectronic semiconductor chip |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009059887.1 | 2009-12-21 | ||
DE102009059887A DE102009059887A1 (de) | 2009-12-21 | 2009-12-21 | Optoelektronischer Halbleiterchip |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011085895A1 true WO2011085895A1 (de) | 2011-07-21 |
Family
ID=43602894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/069776 WO2011085895A1 (de) | 2009-12-21 | 2010-12-15 | Optoelektronischer halbleiterchip |
Country Status (6)
Country | Link |
---|---|
US (1) | US20120273824A1 (de) |
KR (1) | KR20120102137A (de) |
CN (1) | CN102668139A (de) |
DE (1) | DE102009059887A1 (de) |
TW (1) | TW201133946A (de) |
WO (1) | WO2011085895A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105355742A (zh) * | 2015-12-04 | 2016-02-24 | 天津三安光电有限公司 | 发光二极管芯片及其制作方法 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011009369A1 (de) * | 2011-01-25 | 2012-07-26 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterchip und Verfahren zu dessen Herstellung |
DE102011117381A1 (de) | 2011-10-28 | 2013-05-02 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterchip und Verfahren zur Herstellung eines optoelektronischen Halbleiterchips |
DE102012220909A1 (de) * | 2012-09-27 | 2014-05-15 | Osram Opto Semiconductors Gmbh | Verfahren zum Vereinzeln von Bereichen einer Halbleiterschicht |
US20190305188A1 (en) * | 2018-03-30 | 2019-10-03 | Facebook Technologies, Llc | Reduction of surface recombination losses in micro-leds |
US10622519B2 (en) | 2018-03-30 | 2020-04-14 | Facebook Technologies, Llc | Reduction of surface recombination losses in micro-LEDs |
US10468552B2 (en) * | 2018-03-30 | 2019-11-05 | Facebook Technologies, Llc | High-efficiency micro-LEDs |
US11309464B2 (en) | 2019-10-14 | 2022-04-19 | Facebook Technologies, Llc | Micro-LED design for chief ray walk-off compensation |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005081319A1 (de) | 2004-02-20 | 2005-09-01 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement, vorrichtung mit einer mehrzahl optoelektronischer bauelemente und verfahren zur herstellung eines optoelektronischen bauelements |
US20070267640A1 (en) | 2005-05-19 | 2007-11-22 | Samsung Electro-Mechanics Co.,Ltd. | Semiconductor light emitting diode and method of manufacturing the same |
US20080308833A1 (en) * | 2007-05-25 | 2008-12-18 | Toyoda Gosei Co., Ltd. | Group III nitride-based compound semiconductor light-emitting device |
US20090001407A1 (en) * | 2006-02-17 | 2009-01-01 | Showa Denko K.K. | Semiconductor light-emitting device, manufacturing method thereof, and lamp |
JP2009038355A (ja) * | 2007-07-10 | 2009-02-19 | Toyoda Gosei Co Ltd | 発光装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10111501B4 (de) * | 2001-03-09 | 2019-03-21 | Osram Opto Semiconductors Gmbh | Strahlungsemittierendes Halbleiterbauelement und Verfahren zu dessen Herstellung |
CA2466141C (en) * | 2002-01-28 | 2012-12-04 | Nichia Corporation | Nitride semiconductor device having support substrate and its manufacturing method |
KR100674858B1 (ko) * | 2005-07-07 | 2007-01-29 | 삼성전기주식회사 | 백색 발광소자 |
EP2015373B1 (de) * | 2007-07-10 | 2016-11-09 | Toyoda Gosei Co., Ltd. | Lichtemittierende Vorrichtung |
CN101567409A (zh) * | 2008-04-25 | 2009-10-28 | 富准精密工业(深圳)有限公司 | 发光二极管及其制造方法 |
-
2009
- 2009-12-21 DE DE102009059887A patent/DE102009059887A1/de not_active Withdrawn
-
2010
- 2010-12-15 KR KR1020127019326A patent/KR20120102137A/ko not_active Application Discontinuation
- 2010-12-15 US US13/517,110 patent/US20120273824A1/en not_active Abandoned
- 2010-12-15 WO PCT/EP2010/069776 patent/WO2011085895A1/de active Application Filing
- 2010-12-15 CN CN2010800588846A patent/CN102668139A/zh active Pending
- 2010-12-20 TW TW099144719A patent/TW201133946A/zh unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005081319A1 (de) | 2004-02-20 | 2005-09-01 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement, vorrichtung mit einer mehrzahl optoelektronischer bauelemente und verfahren zur herstellung eines optoelektronischen bauelements |
US20070267640A1 (en) | 2005-05-19 | 2007-11-22 | Samsung Electro-Mechanics Co.,Ltd. | Semiconductor light emitting diode and method of manufacturing the same |
US20090001407A1 (en) * | 2006-02-17 | 2009-01-01 | Showa Denko K.K. | Semiconductor light-emitting device, manufacturing method thereof, and lamp |
US20080308833A1 (en) * | 2007-05-25 | 2008-12-18 | Toyoda Gosei Co., Ltd. | Group III nitride-based compound semiconductor light-emitting device |
JP2009038355A (ja) * | 2007-07-10 | 2009-02-19 | Toyoda Gosei Co Ltd | 発光装置 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105355742A (zh) * | 2015-12-04 | 2016-02-24 | 天津三安光电有限公司 | 发光二极管芯片及其制作方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20120102137A (ko) | 2012-09-17 |
US20120273824A1 (en) | 2012-11-01 |
TW201133946A (en) | 2011-10-01 |
DE102009059887A1 (de) | 2011-06-22 |
CN102668139A (zh) | 2012-09-12 |
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