CN102844474B - 外延碳化硅单晶基板及其制造方法 - Google Patents
外延碳化硅单晶基板及其制造方法 Download PDFInfo
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- CN102844474B CN102844474B CN201180018417.5A CN201180018417A CN102844474B CN 102844474 B CN102844474 B CN 102844474B CN 201180018417 A CN201180018417 A CN 201180018417A CN 102844474 B CN102844474 B CN 102844474B
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- doped layer
- impurity
- silicon carbide
- single crystal
- epitaxial
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- 239000000758 substrate Substances 0.000 title claims abstract description 89
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 50
- 239000013078 crystal Substances 0.000 title claims abstract description 40
- 238000000034 method Methods 0.000 title claims description 26
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000407 epitaxy Methods 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 16
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims abstract description 7
- 239000012535 impurity Substances 0.000 claims description 30
- 229910052710 silicon Inorganic materials 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- 229910052799 carbon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 238000005229 chemical vapour deposition Methods 0.000 claims description 10
- 125000004432 carbon atom Chemical group C* 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 30
- 230000007547 defect Effects 0.000 description 16
- 235000012431 wafers Nutrition 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
- 125000004429 atom Chemical group 0.000 description 11
- 238000009826 distribution Methods 0.000 description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 238000000227 grinding Methods 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000002019 doping agent Substances 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 4
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008676 import Effects 0.000 description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 239000006061 abrasive grain Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 description 1
- 239000005052 trichlorosilane Substances 0.000 description 1
Classifications
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/02433—Crystal orientation
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- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
- C30B25/20—Epitaxial-layer growth characterised by the substrate the substrate being of the same materials as the epitaxial layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/30—Deposition of compounds, mixtures or solid solutions, e.g. borides, carbides, nitrides
- C23C16/32—Carbides
- C23C16/325—Silicon carbide
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
- C30B25/02—Epitaxial-layer growth
- C30B25/18—Epitaxial-layer growth characterised by the substrate
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/36—Carbides
-
- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02367—Substrates
- H01L21/0237—Materials
- H01L21/02373—Group 14 semiconducting materials
- H01L21/02378—Silicon carbide
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02439—Materials
- H01L21/02441—Group 14 semiconducting materials
- H01L21/02447—Silicon carbide
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02436—Intermediate layers between substrates and deposited layers
- H01L21/02494—Structure
- H01L21/02496—Layer structure
- H01L21/02505—Layer structure consisting of more than two layers
- H01L21/02507—Alternating layers, e.g. superlattice
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/02521—Materials
- H01L21/02524—Group 14 semiconducting materials
- H01L21/02529—Silicon carbide
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- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02518—Deposited layers
- H01L21/0257—Doping during depositing
- H01L21/02573—Conductivity type
-
- 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
- H01L21/02104—Forming layers
- H01L21/02365—Forming inorganic semiconducting materials on a substrate
- H01L21/02612—Formation types
- H01L21/02617—Deposition types
- H01L21/0262—Reduction or decomposition of gaseous compounds, e.g. CVD
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- 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
- H01L21/20—Deposition of semiconductor materials on a substrate, e.g. epitaxial growth solid phase epitaxy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (4)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010109105A JP4880052B2 (ja) | 2010-05-11 | 2010-05-11 | エピタキシャル炭化珪素単結晶基板及びその製造方法 |
JP2010-109105 | 2010-05-11 | ||
PCT/JP2011/061124 WO2011142470A1 (ja) | 2010-05-11 | 2011-05-10 | エピタキシャル炭化珪素単結晶基板及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102844474A CN102844474A (zh) | 2012-12-26 |
CN102844474B true CN102844474B (zh) | 2015-11-25 |
Family
ID=44914519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201180018417.5A Active CN102844474B (zh) | 2010-05-11 | 2011-05-10 | 外延碳化硅单晶基板及其制造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8901570B2 (zh) |
EP (1) | EP2570522B1 (zh) |
JP (1) | JP4880052B2 (zh) |
KR (1) | KR101430217B1 (zh) |
CN (1) | CN102844474B (zh) |
WO (1) | WO2011142470A1 (zh) |
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KR101926694B1 (ko) * | 2012-05-30 | 2018-12-07 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 및 이의 제조 방법 |
KR101926678B1 (ko) * | 2012-05-31 | 2018-12-11 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 및 이의 제조 방법 |
US8860040B2 (en) | 2012-09-11 | 2014-10-14 | Dow Corning Corporation | High voltage power semiconductor devices on SiC |
US9018639B2 (en) | 2012-10-26 | 2015-04-28 | Dow Corning Corporation | Flat SiC semiconductor substrate |
TW201417149A (zh) * | 2012-10-31 | 2014-05-01 | Lg Innotek Co Ltd | 磊晶晶圓 |
US9017804B2 (en) | 2013-02-05 | 2015-04-28 | Dow Corning Corporation | Method to reduce dislocations in SiC crystal growth |
US9738991B2 (en) | 2013-02-05 | 2017-08-22 | Dow Corning Corporation | Method for growing a SiC crystal by vapor deposition onto a seed crystal provided on a supporting shelf which permits thermal expansion |
US9797064B2 (en) | 2013-02-05 | 2017-10-24 | Dow Corning Corporation | Method for growing a SiC crystal by vapor deposition onto a seed crystal provided on a support shelf which permits thermal expansion |
US8940614B2 (en) | 2013-03-15 | 2015-01-27 | Dow Corning Corporation | SiC substrate with SiC epitaxial film |
US20170170279A1 (en) * | 2014-02-27 | 2017-06-15 | Kyocera Corporation | Silicon carbide crystal ingot, silicon carbide wafer, and method for producing silicon carbide crystal ingot and silicon carbide wafer |
JP6289952B2 (ja) | 2014-03-19 | 2018-03-07 | 株式会社東芝 | SiCエピタキシャル基板の製造方法、半導体装置の製造方法 |
JP6306411B2 (ja) * | 2014-04-17 | 2018-04-04 | 株式会社日立国際電気 | 半導体装置の製造方法、基板処理装置およびプログラム |
WO2015170500A1 (ja) * | 2014-05-08 | 2015-11-12 | 三菱電機株式会社 | SiCエピタキシャルウエハおよび炭化珪素半導体装置の製造方法 |
US9279192B2 (en) | 2014-07-29 | 2016-03-08 | Dow Corning Corporation | Method for manufacturing SiC wafer fit for integration with power device manufacturing technology |
KR102203025B1 (ko) | 2014-08-06 | 2021-01-14 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 제조 방법 |
CN111799324A (zh) * | 2015-05-18 | 2020-10-20 | 住友电气工业株式会社 | 碳化硅外延基板、碳化硅半导体装置及其制造方法 |
US10865501B2 (en) * | 2015-09-11 | 2020-12-15 | Sumitomo Electric Industries, Ltd. | Silicon carbide epitaxial substrate and method of manufacturing silicon carbide semiconductor device |
JP6584253B2 (ja) | 2015-09-16 | 2019-10-02 | ローム株式会社 | SiCエピタキシャルウェハ、SiCエピタキシャルウェハの製造装置、SiCエピタキシャルウェハの製造方法、および半導体装置 |
US20170275779A1 (en) * | 2015-10-07 | 2017-09-28 | Sumitomo Electric Industries, Ltd. | Silicon carbide epitaxial substrate and method for manufacturing silicon carbide semiconductor device |
US9679763B1 (en) | 2015-11-20 | 2017-06-13 | International Business Machines Corporation | Silicon-on-insulator fin field-effect transistor device formed on a bulk substrate |
JP6351874B2 (ja) | 2015-12-02 | 2018-07-04 | 三菱電機株式会社 | 炭化珪素エピタキシャル基板および炭化珪素半導体装置 |
US9537011B1 (en) | 2015-12-14 | 2017-01-03 | International Business Machines Corporation | Partially dielectric isolated fin-shaped field effect transistor (FinFET) |
US10892356B2 (en) | 2016-06-24 | 2021-01-12 | Cree, Inc. | Group III-nitride high-electron mobility transistors with buried p-type layers and process for making the same |
US10840334B2 (en) | 2016-06-24 | 2020-11-17 | Cree, Inc. | Gallium nitride high-electron mobility transistors with deep implanted p-type layers in silicon carbide substrates for power switching and radio frequency applications and process for making the same |
US11430882B2 (en) | 2016-06-24 | 2022-08-30 | Wolfspeed, Inc. | Gallium nitride high-electron mobility transistors with p-type layers and process for making the same |
US10192980B2 (en) * | 2016-06-24 | 2019-01-29 | Cree, Inc. | Gallium nitride high-electron mobility transistors with deep implanted p-type layers in silicon carbide substrates for power switching and radio frequency applications and process for making the same |
CN107068539B (zh) * | 2016-12-15 | 2019-11-22 | 中国电子科技集团公司第五十五研究所 | 降低碳化硅外延基平面位错密度的方法 |
JP6748572B2 (ja) * | 2016-12-28 | 2020-09-02 | 昭和電工株式会社 | p型SiCエピタキシャルウェハ及びその製造方法 |
US11929428B2 (en) | 2021-05-17 | 2024-03-12 | Wolfspeed, Inc. | Circuits and group III-nitride high-electron mobility transistors with buried p-type layers improving overload recovery and process for implementing the same |
CN117448955B (zh) * | 2023-12-21 | 2024-03-29 | 南京百识电子科技有限公司 | 一种碳化硅外延结构的制备方法 |
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- 2010-05-11 JP JP2010109105A patent/JP4880052B2/ja active Active
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2011
- 2011-05-10 EP EP11780725.5A patent/EP2570522B1/en active Active
- 2011-05-10 US US13/697,211 patent/US8901570B2/en active Active
- 2011-05-10 KR KR1020127025335A patent/KR101430217B1/ko active IP Right Grant
- 2011-05-10 WO PCT/JP2011/061124 patent/WO2011142470A1/ja active Application Filing
- 2011-05-10 CN CN201180018417.5A patent/CN102844474B/zh active Active
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CN1237272A (zh) * | 1997-08-27 | 1999-12-01 | 松下电器产业株式会社 | 碳化硅衬底及其制造方法以及使用碳化硅衬底的半导体元件 |
CN1260776C (zh) * | 2001-10-25 | 2006-06-21 | 松下电器产业株式会社 | 半导体衬底、半导体元件及其制造方法 |
CN1643188A (zh) * | 2002-03-19 | 2005-07-20 | 财团法人电力中央研究所 | SiC结晶的制造方法以及SiC结晶 |
CN1324168C (zh) * | 2002-03-19 | 2007-07-04 | 财团法人电力中央研究所 | SiC结晶的制造方法以及SiC结晶 |
CN101599428A (zh) * | 2008-06-04 | 2009-12-09 | 日立电线株式会社 | 碳化硅半导体衬底及其制造方法 |
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US8901570B2 (en) | 2014-12-02 |
JP4880052B2 (ja) | 2012-02-22 |
CN102844474A (zh) | 2012-12-26 |
EP2570522A4 (en) | 2015-04-01 |
KR101430217B1 (ko) | 2014-08-18 |
US20130049014A1 (en) | 2013-02-28 |
EP2570522A1 (en) | 2013-03-20 |
EP2570522B1 (en) | 2017-01-18 |
KR20120132531A (ko) | 2012-12-05 |
WO2011142470A1 (ja) | 2011-11-17 |
JP2011236085A (ja) | 2011-11-24 |
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