JP5227517B2 - 窒化ガリウム系iii−v族化合物半導体素子及びその製造方法 - Google Patents
窒化ガリウム系iii−v族化合物半導体素子及びその製造方法 Download PDFInfo
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- 229910002601 GaN Inorganic materials 0.000 title claims description 40
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 title claims description 35
- 239000004065 semiconductor Substances 0.000 title claims description 32
- 150000001875 compounds Chemical class 0.000 title claims description 16
- 238000000034 method Methods 0.000 title claims description 14
- 238000004519 manufacturing process Methods 0.000 title claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 92
- 239000002184 metal Substances 0.000 claims description 92
- 238000010438 heat treatment Methods 0.000 claims description 30
- 238000009792 diffusion process Methods 0.000 claims description 27
- 230000002265 prevention Effects 0.000 claims description 19
- 229910052741 iridium Inorganic materials 0.000 claims description 17
- 229910052759 nickel Inorganic materials 0.000 claims description 17
- 239000012298 atmosphere Substances 0.000 claims description 16
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000001301 oxygen Substances 0.000 claims description 16
- 229910052760 oxygen Inorganic materials 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 16
- 229910052697 platinum Inorganic materials 0.000 claims description 13
- 229910052763 palladium Inorganic materials 0.000 claims description 10
- 229910052702 rhenium Inorganic materials 0.000 claims description 9
- 229910052703 rhodium Inorganic materials 0.000 claims description 9
- 229910052715 tantalum Inorganic materials 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 6
- 229910052707 ruthenium Inorganic materials 0.000 claims description 5
- 229910052719 titanium Inorganic materials 0.000 claims description 5
- 229910052762 osmium Inorganic materials 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 2
- 230000004888 barrier function Effects 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 238000002310 reflectometry Methods 0.000 description 6
- 229910052594 sapphire Inorganic materials 0.000 description 6
- 239000010980 sapphire Substances 0.000 description 6
- -1 gallium nitride compound Chemical class 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 3
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 238000009616 inductively coupled plasma Methods 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000012299 nitrogen atmosphere Substances 0.000 description 2
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910019599 ReO2 Inorganic materials 0.000 description 1
- 229910019834 RhO2 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910004481 Ta2O3 Inorganic materials 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- KZYDBKYFEURFNC-UHFFFAOYSA-N dioxorhodium Chemical compound O=[Rh]=O KZYDBKYFEURFNC-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- HZXMRANICFIONG-UHFFFAOYSA-N gallium phosphide Chemical compound [Ga]#P HZXMRANICFIONG-UHFFFAOYSA-N 0.000 description 1
- HTXDPTMKBJXEOW-UHFFFAOYSA-N iridium(IV) oxide Inorganic materials O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- XSXHWVKGUXMUQE-UHFFFAOYSA-N osmium dioxide Inorganic materials O=[Os]=O XSXHWVKGUXMUQE-UHFFFAOYSA-N 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000427 thin-film deposition Methods 0.000 description 1
- DZKDPOPGYFUOGI-UHFFFAOYSA-N tungsten dioxide Inorganic materials O=[W]=O DZKDPOPGYFUOGI-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- 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
- H01L33/405—Reflective materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/36—Devices for emptying from the top
- B65G65/38—Mechanical devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
- H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
- H01L21/28575—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2201/00—Indexing codes relating to handling devices, e.g. conveyors, characterised by the type of product or load being conveyed or handled
- B65G2201/04—Bulk
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2207/00—Indexing codes relating to constructional details, configuration and additional features of a handling device, e.g. Conveyors
- B65G2207/48—Wear protection or indication features
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G2814/00—Indexing codes relating to loading or unloading articles or bulk materials
- B65G2814/03—Loading or unloading means
- B65G2814/0301—General arrangements
- B65G2814/0326—General arrangements for moving bulk material upwards or horizontally
-
- 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
- H01L33/26—Materials of the light emitting region
- H01L33/30—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Led Devices (AREA)
- Electrodes Of Semiconductors (AREA)
Description
Appl. Phys. Lett. vol. 83,p.311(2003)
Claims (8)
- 窒化ガリウム系半導体層と、
前記窒化ガリウム系半導体層の上に設けられたオーミック電極層と、を備え、
前記オーミック電極層は、接触金属層と、反射金属層と、拡散防止層と、少なくとも1層のボンディング金属層とを有し、
前記反射金属層は、前記接触金属層及び前記拡散防止層の間に配置され、前記接触金属層及び前記拡散防止層と直接接触し、
前記接触金属層は、Ni、Ir、Pd、Ti、Ru、Ta、V、Os、Re及びRhからなる群のうち少なくとも1種を含んでなり、
前記ボンディング金属層は第1のボンディング金属層及び第2のボンディング金属層を含んでなり、前記第1のボンディング金属層は、Ni、Ti、Pd、Ru、Ir、Rh、Re、Os、V及びTaからなる群のうち少なくとも1種から形成され、前記第2のボンディング金属層は、Au、Pd及びPtからなる群のうち少なくとも1種を含んでなり、
前記第1のボンディング金属層は前記接触金属層と同じ物質を含むこと
を特徴とする窒化ガリウム系III-V族化合物半導体素子。 - 前記オーミック電極層は、前記接触金属層、前記反射金属層、前記拡散防止層及び前記ボンディング金属層が順次に積層されてなる請求項1記載の窒化ガリウム系III-V族化合物半導体素子。
- 前記反射金属層は、Al、Agを含んでなる請求項1または2に記載の窒化ガリウム系III-V族化合物半導体素子。
- 前記拡散防止層は、Ru、Ir、Re、Rh、Os、V、Ta、W、ITO(酸化インジウム錫)、IZO(酸化インジウム亜鉛)、RuO2、VO2、MgO、IrO2、ReO2、RhO2、OsO2、Ta2O3及びWO2 からなる群のうち少なくとも1種を含んでなる請求項1または2に記載の窒化ガリウム系III-V族化合物半導体素子。
- 基板上にPN接合構造を持つ窒化ガリウム系半導体層を設けるステップと、
前記半導体層の上に接触金属層と、反射金属層と、拡散防止層とを含むオーミック電極層を設けるステップと、を含み、
前記反射金属層は、前記接触金属層及び前記拡散防止層の間に配置され、前記接触金属層及び前記拡散防止層と直接接触し、
前記オーミック電極層は少なくとも1層のボンディング金属層を有し、
前記接触金属層は、Ni、Ir、Pd、Ti、Ru、Ta、V、Os、Re及びRhからなる群のうち少なくとも1種を含んでなり、
前記ボンディング金属層は第1のボンディング金属層及び第2のボンディング金属層を含んでなり、前記第1のボンディング金属層は、Ni、Ti、Pd、Ru、Ir、Rh、Re、Os、V及びTaからなる群のうち少なくとも1種から形成され、前記第2のボンディング金属層は、Au、Pd及びPtからなる群のうち少なくとも1種を含んでなり、
前記第1のボンディング金属層は前記接触金属層と同じ物質を含むこと
を特徴とする窒化ガリウム系III-V族化合物半導体素子の製造方法。 - 前記オーミック電極層を設けるステップは、
前記半導体層の上に前記接触金属層、前記反射金属層及び前記拡散防止層を順次に設けるステップと、
熱処理工程を施すステップと、
前記拡散防止層の上にボンディング金属層を順次に設けるステップと、を含む請求項5記載の窒化ガリウム系III-V族化合物半導体素子の製造方法。 - 前記オーミック電極層を設けるステップは、
前記半導体層の上に前記接触金属層、前記反射金属層、前記拡散防止層及びボンディング金属層を順次に設けるステップと、
熱処理工程を施すステップと、を含む請求項5記載の窒化ガリウム系III-V族化合物半導体素子の製造方法。 - 前記熱処理工程に際しては、5〜100%の酸素を含む雰囲気下、100〜700℃の温度下で約10〜100秒間急速熱処理を施す請求項5ないし7のいずれかに記載の窒化ガリウム系III-V族化合物半導体素子の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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KR1020040002849A KR100585919B1 (ko) | 2004-01-15 | 2004-01-15 | 질화갈륨계 ⅲⅴ족 화합물 반도체 소자 및 그 제조방법 |
KR10-2004-0002849 | 2004-01-15 | ||
PCT/KR2005/000150 WO2005069389A1 (en) | 2004-01-15 | 2005-01-14 | Gallium nitride-based iii-v group compound semiconductor device and method of manufacturing the same |
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JP2007518260A JP2007518260A (ja) | 2007-07-05 |
JP5227517B2 true JP5227517B2 (ja) | 2013-07-03 |
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US (2) | US7859109B2 (ja) |
EP (1) | EP1709695B1 (ja) |
JP (1) | JP5227517B2 (ja) |
KR (1) | KR100585919B1 (ja) |
WO (1) | WO2005069389A1 (ja) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8455978B2 (en) * | 2010-05-27 | 2013-06-04 | Sang-Yun Lee | Semiconductor circuit structure and method of making the same |
KR100691264B1 (ko) * | 2005-07-20 | 2007-03-12 | 삼성전기주식회사 | 수직구조 질화물 반도체 발광소자 |
JP2007157853A (ja) * | 2005-12-01 | 2007-06-21 | Sony Corp | 半導体発光素子およびその製造方法 |
KR100725610B1 (ko) * | 2006-04-18 | 2007-06-08 | 포항공과대학교 산학협력단 | 오믹 전극 형성 방법 및 반도체 발광 소자 |
US7501295B2 (en) * | 2006-05-25 | 2009-03-10 | Philips Lumileds Lighting Company, Llc | Method of fabricating a reflective electrode for a semiconductor light emitting device |
JP2008091862A (ja) * | 2006-09-08 | 2008-04-17 | Sharp Corp | 窒化物半導体発光素子および窒化物半導体発光素子の製造方法 |
JP2008117824A (ja) * | 2006-11-01 | 2008-05-22 | Sharp Corp | 窒化物系半導体素子の製造方法 |
WO2008084950A1 (en) * | 2007-01-08 | 2008-07-17 | Seoul Opto Device Co., Ltd. | Ohmic electrode and method for forming the same |
TWI411124B (zh) * | 2007-07-10 | 2013-10-01 | Delta Electronics Inc | 發光二極體裝置及其製造方法 |
DE102007046743A1 (de) * | 2007-09-28 | 2009-04-02 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement sowie Verfahren zu dessen Herstellung |
JP4952534B2 (ja) | 2007-11-20 | 2012-06-13 | 三菱電機株式会社 | 窒化物半導体発光素子の製造方法 |
JP5258272B2 (ja) * | 2007-11-30 | 2013-08-07 | 三菱電機株式会社 | 窒化物半導体装置およびその製造方法 |
JP5258275B2 (ja) * | 2007-12-07 | 2013-08-07 | 三菱電機株式会社 | 窒化物半導体装置およびその製造方法 |
JP2009158745A (ja) * | 2007-12-27 | 2009-07-16 | Mitsubishi Electric Corp | 半導体装置の製造方法 |
DE102008032318A1 (de) | 2008-03-31 | 2009-10-01 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterchip und Verfahren zur Herstellung eines solchen |
JP5258707B2 (ja) | 2009-08-26 | 2013-08-07 | 株式会社東芝 | 半導体発光素子 |
KR101712094B1 (ko) * | 2009-11-27 | 2017-03-03 | 포항공과대학교 산학협력단 | 질화물갈륨계 수직 발광다이오드 및 그 제조 방법 |
DE102010009717A1 (de) | 2010-03-01 | 2011-09-01 | Osram Opto Semiconductors Gmbh | Leuchtdiodenchip |
KR101731056B1 (ko) | 2010-08-13 | 2017-04-27 | 서울바이오시스 주식회사 | 오믹 전극 구조체를 갖는 반도체 발광 소자 및 그것을 제조하는 방법 |
JP5016712B2 (ja) * | 2010-09-21 | 2012-09-05 | 三井金属鉱業株式会社 | 電極箔および有機デバイス |
JP5780242B2 (ja) * | 2010-12-08 | 2015-09-16 | 日亜化学工業株式会社 | 窒化物系半導体発光素子 |
DE102011112000B4 (de) | 2011-08-31 | 2023-11-30 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Leuchtdiodenchip |
US9306124B2 (en) * | 2012-05-17 | 2016-04-05 | Epistar Corporation | Light emitting device with reflective electrode |
WO2014198550A1 (de) * | 2013-06-11 | 2014-12-18 | Osram Opto Semiconductors Gmbh | Verfahren zur herstellung eines nitridverbindungshalbleiter-bauelements |
JP5774650B2 (ja) * | 2013-08-13 | 2015-09-09 | 株式会社東芝 | 半導体発光素子 |
KR101701316B1 (ko) * | 2015-03-13 | 2017-02-01 | 전북대학교산학협력단 | 질화갈륨계 고효율 발광다이오드 및 그의 제조방법 |
KR101689344B1 (ko) * | 2015-06-19 | 2016-12-27 | 주식회사 세미콘라이트 | 반도체 발광소자 |
WO2016204594A1 (ko) * | 2015-06-18 | 2016-12-22 | 주식회사 세미콘라이트 | 반도체 발광소자 |
KR102445547B1 (ko) * | 2016-02-01 | 2022-09-22 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | 발광 소자 및 이를 포함하는 발광 소자 패키지 |
WO2017139751A1 (en) * | 2016-02-12 | 2017-08-17 | Rhode Island Board Of Education | Temperature and thermal gradient sensor for ceramic matrix composites and methods of preparation thereof |
KR101792940B1 (ko) * | 2016-04-20 | 2017-11-20 | 고려대학교 산학협력단 | 광 추출 효율 개선을 위한 led 소자 |
US10371588B2 (en) | 2016-07-01 | 2019-08-06 | Rhode Island Council On Postsecondary Education | High resolution strain gages for ceramic matrix composites and methods of manufacture thereof |
CN106328781B (zh) * | 2016-11-03 | 2018-12-11 | 湘能华磊光电股份有限公司 | 高反射率led电极及其制备方法 |
DE102017123154A1 (de) * | 2017-10-05 | 2019-04-11 | Osram Opto Semiconductors Gmbh | Verfahren zur Herstellung eines optoelektronischen Bauelements und optoelektronisches Bauelement |
US10782190B1 (en) | 2017-12-14 | 2020-09-22 | University Of Rhode Island Board Of Trustees | Resistance temperature detector (RTD) for ceramic matrix composites |
US11538963B1 (en) * | 2018-02-20 | 2022-12-27 | Ostendo Technologies, Inc. | III-V light emitting device having low Si—H bonding dielectric layers for improved P-side contact performance |
CN111048404B (zh) * | 2019-12-25 | 2022-10-18 | 中国科学院半导体研究所 | 一种缓冲层结构及其制备方法 |
US20230317895A1 (en) * | 2022-04-04 | 2023-10-05 | Tectus Corporation | Ultra-dense array of leds with ruthenium mirrors |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100286699B1 (ko) * | 1993-01-28 | 2001-04-16 | 오가와 에이지 | 질화갈륨계 3-5족 화합물 반도체 발광디바이스 및 그 제조방법 |
JP2942452B2 (ja) * | 1993-10-21 | 1999-08-30 | 財団法人地球環境産業技術研究機構 | n型半導体立方晶窒化ホウ素のオ−ミック電極およびその形成方法 |
JP3009095B2 (ja) * | 1995-10-27 | 2000-02-14 | 日亜化学工業株式会社 | 窒化物半導体発光素子 |
JP3255224B2 (ja) * | 1997-05-28 | 2002-02-12 | 日亜化学工業株式会社 | 窒化ガリウム系化合物半導体素子及びその製造方法 |
JP3299145B2 (ja) * | 1997-07-15 | 2002-07-08 | 日本電気株式会社 | 窒化ガリウム系半導体のp型電極およびその形成方法 |
JP4118370B2 (ja) * | 1997-12-15 | 2008-07-16 | フィリップス ルミレッズ ライティング カンパニー リミテッド ライアビリティ カンパニー | 反射p電極を有する窒化物半導体発光装置およびその製造方法ならびに半導体光電子装置 |
EP1928034A3 (en) | 1997-12-15 | 2008-06-18 | Philips Lumileds Lighting Company LLC | Light emitting device |
JPH11220168A (ja) * | 1998-02-02 | 1999-08-10 | Toyoda Gosei Co Ltd | 窒化ガリウム系化合物半導体素子及びその製造方法 |
JP3736181B2 (ja) * | 1998-05-13 | 2006-01-18 | 豊田合成株式会社 | Iii族窒化物系化合物半導体発光素子 |
JP3739951B2 (ja) * | 1998-11-25 | 2006-01-25 | 東芝電子エンジニアリング株式会社 | 半導体発光素子およびその製造方法 |
JP2000294837A (ja) * | 1999-04-05 | 2000-10-20 | Stanley Electric Co Ltd | 窒化ガリウム系化合物半導体発光素子 |
US6992334B1 (en) * | 1999-12-22 | 2006-01-31 | Lumileds Lighting U.S., Llc | Multi-layer highly reflective ohmic contacts for semiconductor devices |
JP2001217461A (ja) * | 2000-02-04 | 2001-08-10 | Matsushita Electric Ind Co Ltd | 複合発光素子 |
US6326294B1 (en) * | 2000-04-27 | 2001-12-04 | Kwangju Institute Of Science And Technology | Method of fabricating an ohmic metal electrode for use in nitride compound semiconductor devices |
US6693352B1 (en) * | 2000-06-05 | 2004-02-17 | Emitronix Inc. | Contact structure for group III-V semiconductor devices and method of producing the same |
JP4024994B2 (ja) * | 2000-06-30 | 2007-12-19 | 株式会社東芝 | 半導体発光素子 |
JP3812366B2 (ja) | 2001-06-04 | 2006-08-23 | 豊田合成株式会社 | Iii族窒化物系化合物半導体素子の製造方法 |
JP3763754B2 (ja) * | 2001-06-07 | 2006-04-05 | 豊田合成株式会社 | Iii族窒化物系化合物半導体発光素子 |
US6740906B2 (en) * | 2001-07-23 | 2004-05-25 | Cree, Inc. | Light emitting diodes including modifications for submount bonding |
CA2466141C (en) * | 2002-01-28 | 2012-12-04 | Nichia Corporation | Nitride semiconductor device having support substrate and its manufacturing method |
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EP1709695A1 (en) | 2006-10-11 |
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