JP2021508416A - GaNベースデバイスのオーミックコンタクト電極の製造方法 - Google Patents
GaNベースデバイスのオーミックコンタクト電極の製造方法 Download PDFInfo
- Publication number
- JP2021508416A JP2021508416A JP2020542489A JP2020542489A JP2021508416A JP 2021508416 A JP2021508416 A JP 2021508416A JP 2020542489 A JP2020542489 A JP 2020542489A JP 2020542489 A JP2020542489 A JP 2020542489A JP 2021508416 A JP2021508416 A JP 2021508416A
- Authority
- JP
- Japan
- Prior art keywords
- ohmic contact
- contact electrode
- layer
- medium layer
- gan
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 50
- 239000010703 silicon Substances 0.000 claims abstract description 24
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 24
- -1 silicon ions Chemical class 0.000 claims abstract description 23
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 229910001449 indium ion Inorganic materials 0.000 claims abstract description 21
- 238000000137 annealing Methods 0.000 claims abstract description 16
- 229920002120 photoresistant polymer Polymers 0.000 claims description 18
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 238000005468 ion implantation Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 238000001312 dry etching Methods 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 238000010894 electron beam technology Methods 0.000 claims description 3
- 238000005019 vapor deposition process Methods 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 101
- 239000000243 solution Substances 0.000 description 5
- 229910002704 AlGaN Inorganic materials 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000000313 electron-beam-induced deposition Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005533 two-dimensional electron gas Effects 0.000 description 1
Images
Classifications
-
- 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
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
- H01L21/225—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities using diffusion into or out of a solid from or into a solid phase, e.g. a doped oxide layer
- H01L21/2258—Diffusion into or out of AIIIBV compounds
-
- 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
-
- 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
- H01L21/0405—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 semiconducting carbon, e.g. diamond, diamond-like carbon
- H01L21/0425—Making electrodes
- H01L21/043—Ohmic electrodes
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/3115—Doping the insulating layers
- H01L21/31155—Doping the insulating layers by ion implantation
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/5329—Insulating materials
- H01L23/53295—Stacked insulating layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
- H10K10/80—Constructional details
- H10K10/82—Electrodes
- H10K10/84—Ohmic electrodes, e.g. source or drain electrodes
-
- 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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31105—Etching inorganic layers
- H01L21/31111—Etching inorganic layers by chemical means
- H01L21/31116—Etching inorganic layers by chemical means by dry-etching
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/20—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only AIIIBV compounds
- H01L29/2003—Nitride compounds
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/45—Ohmic electrodes
- H01L29/452—Ohmic electrodes on AIII-BV compounds
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
本願は、2018年2月28日に提出された「GaNベースデバイスのオーミックコンタクト電極の製造方法」と題する中国特許出願No.2018101668418の優先権を主張し、当該出願のすべての内容は、参照により本明細書に組み込まれる。
デバイスの上面に第1媒体層が成長するステップS1と、
前記第1媒体層のオーミックコンタクト電極領域に対応する領域、およびデバイスの前記コンタクト電極領域にシリコンイオンおよび/またはインジウムイオンを注入するステップS2と、
前記第1媒体層の上面に第2媒体層が成長するステップS3と、
高温焼鈍プロセスによって、前記シリコンイオンおよび/またはインジウムイオンを活性化し、N型高濃度ドープを形成するステップS4と、
前記第1媒体層および第2媒体層のオーミックコンタクト電極領域に対応する部分をそれぞれ除去するステップS5、
前記デバイスのオーミックコンタクト電極領域の上面に金属層が成長し、オーミックコンタクト電極を形成するステップS6とを含む。
前記第1媒体層の第1領域に対応する部分の上面に第1フォトレジスト層をコーティングするステップであって、前記第1領域は、前記オームコンタクト電極領域以外の前記デバイスの領域であるステップS21と、
イオン注入法によって、シリコンイオンおよび/またはインジウムイオンを注入するステップS22と、
前記第1フォトレジスト層を除去するステップS23とを含む。
前記第2媒体層の前記第1領域に対応する部分の上面に第2フォトレジスト層をコーティングするステップS31と、
ドライエッチングプロセスによって、前記第1媒体層および前記第2媒体層の前記オーミックコンタクト電極領域に対応する部分をそれぞれ除去するステップS32と、
電子ビーム蒸着プロセスによって、前記デバイスの上面で前記金属層を蒸着するステップS33と、
前記第2フォトレジスト層を除去するステップS34とを含む。
Claims (9)
- GaNベースデバイスのオーミックコンタクト電極の製造方法であって、
デバイスの上面に第1媒体層が成長するステップS1と、
前記第1媒体層のオーミックコンタクト電極領域に対応する領域、およびデバイスの前記コンタクト電極領域にシリコンイオンおよび/またはインジウムイオンを注入するステップS2と、
前記第1媒体層の上面に第2媒体層が成長するステップS3と、
高温焼鈍プロセスによって前記シリコンイオンおよび/またはインジウムイオンを活性化し、N型高濃度ドープを形成するステップS4と、
前記第1媒体層および第2媒体層のオーミックコンタクト電極領域に対応する部分をそれぞれ除去するステップS5と、
前記デバイスのオーミックコンタクト電極領域の上面に金属層が成長して、オーミックコンタクト電極を形成するステップS6とを含む、前記GaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記ステップS2は、具体的に、
前記第1媒体層の第1領域に対応する部分の上面に第1フォトレジスト層をコーティングするステップであって、前記第1領域は、前記オームコンタクト電極領域以外の前記デバイスの領域であるステップS21と、
イオン注入法によってシリコンイオンおよび/またはインジウムイオンを注入するステップS22と、
前記第1フォトレジスト層を除去するステップS23とを含む、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記ステップS3とステップS4は、具体的に、
前記第2媒体層の前記第1領域に対応する部分の上面に第2フォトレジスト層をコーティングするステップS31と、
ドライエッチングプロセスによって、前記第1媒体層および前記第2媒体層の前記オーミックコンタクト電極領域に対応する部分をそれぞれに除去するステップS32と、
電子ビーム蒸着プロセスによって、前記デバイスの上面で前記金属層を蒸着するステップS33と、
前記第2フォトレジスト層を除去するステップS34とを含む、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記第1媒体層は、SiN層またはSiO2であり、前記第1媒体層の厚さは10nm〜50nmである、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記第2媒体層はSiN層またはAlN層であり、前記第1媒体層の厚さは10nm〜200nmである、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記シリコンイオンの注入エネルギーは30keV〜200keVであり、注入用量は1014cm−2〜1016cm−2であり、
前記インジウムイオンの注入エネルギーは30keV〜200keVであり、注入用量は1013cm−2〜1016cm−2である、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記金属層は、Ti/Au層、Ti/Pt/Au層、Ti/Al層またはTi/Al/Ni/Au層を含む、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記シリコンイオンおよび/またはインジウムイオンの注入深さは80nm〜120nmである、
請求項1に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。 - 前記高温焼鈍プロセスのプロセス条件は、焼鈍温度は850℃〜1400℃であり、時間は10分間〜60分間である、
請求項1ないし8のいずれか1項に記載のGaNベースデバイスのオーミックコンタクト電極の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810166841.8A CN108597997B (zh) | 2018-02-28 | 2018-02-28 | GaN基器件欧姆接触电极的制备方法 |
CN201810166841.8 | 2018-02-28 | ||
PCT/CN2019/076323 WO2019165975A1 (zh) | 2018-02-28 | 2019-02-27 | GaN基器件欧姆接触电极的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021508416A true JP2021508416A (ja) | 2021-03-04 |
JP6976451B2 JP6976451B2 (ja) | 2021-12-08 |
Family
ID=63609069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020542489A Active JP6976451B2 (ja) | 2018-02-28 | 2019-02-27 | GaNベースデバイスのオーミックコンタクト電極の製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11239081B2 (ja) |
JP (1) | JP6976451B2 (ja) |
CN (1) | CN108597997B (ja) |
WO (1) | WO2019165975A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108597997B (zh) | 2018-02-28 | 2021-03-23 | 中国电子科技集团公司第十三研究所 | GaN基器件欧姆接触电极的制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007189213A (ja) * | 2005-12-13 | 2007-07-26 | Cree Inc | 注入領域および保護層を含む半導体デバイスおよびそれを形成する方法 |
JP2007258364A (ja) * | 2006-03-22 | 2007-10-04 | Nichia Chem Ind Ltd | 窒化物半導体レーザ素子 |
JP2010245268A (ja) * | 2009-04-06 | 2010-10-28 | Nec Corp | 電界効果トランジスタ及び電界効果トランジスタの製造方法 |
JP2013500606A (ja) * | 2009-07-27 | 2013-01-07 | クリー インコーポレイテッド | Iii族窒化物半導体デバイス及びその製造方法 |
JP2013058774A (ja) * | 2006-01-17 | 2013-03-28 | Cree Inc | 支持されたゲート電極を備えるトランジスタの作製方法およびそれに関連するデバイス |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6897137B2 (en) | 2002-08-05 | 2005-05-24 | Hrl Laboratories, Llc | Process for fabricating ultra-low contact resistances in GaN-based devices |
US20060226442A1 (en) * | 2005-04-07 | 2006-10-12 | An-Ping Zhang | GaN-based high electron mobility transistor and method for making the same |
KR100861835B1 (ko) * | 2006-08-31 | 2008-10-07 | 동부일렉트로닉스 주식회사 | 듀얼 게이트 cmos형 반도체 소자의 제조 방법 |
US8823057B2 (en) * | 2006-11-06 | 2014-09-02 | Cree, Inc. | Semiconductor devices including implanted regions for providing low-resistance contact to buried layers and related devices |
CN100576512C (zh) * | 2006-12-22 | 2009-12-30 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件的制作方法 |
CN101431024B (zh) * | 2007-11-08 | 2010-04-07 | 中芯国际集成电路制造(上海)有限公司 | 一种分开优化源/漏极的方法 |
CN101567317A (zh) * | 2008-04-25 | 2009-10-28 | 中芯国际集成电路制造(上海)有限公司 | 具有轻掺杂漏极的晶体管的制造方法 |
CN101894748B (zh) * | 2009-05-22 | 2011-11-23 | 中芯国际集成电路制造(北京)有限公司 | 离子注入的方法 |
CN102087961B (zh) * | 2009-12-04 | 2012-10-31 | 中芯国际集成电路制造(上海)有限公司 | P型掺杂超浅结及pmos晶体管的制作方法 |
US8895993B2 (en) * | 2011-01-31 | 2014-11-25 | Taiwan Semiconductor Manufacturing Company, Ltd. | Low gate-leakage structure and method for gallium nitride enhancement mode transistor |
CN102738224A (zh) | 2012-06-01 | 2012-10-17 | 中国电子科技集团公司第五十五研究所 | 一种采用硅合金的多层金属欧姆接触系统及其制造方法 |
US9024324B2 (en) * | 2012-09-05 | 2015-05-05 | Freescale Semiconductor, Inc. | GaN dual field plate device with single field plate metal |
CN103928324A (zh) * | 2014-03-24 | 2014-07-16 | 中国电子科技集团公司第五十五研究所 | 铝镓氮化合物/氮化镓高电子迁移率晶体管的制造方法 |
CN103928511A (zh) | 2014-04-16 | 2014-07-16 | 中国电子科技集团公司第十三研究所 | 一种适用于氮化镓器件的欧姆接触系统 |
CN104966667B (zh) | 2015-07-02 | 2017-10-13 | 成都海威华芯科技有限公司 | Iii‑v族化合物半导体器件及其欧姆接触电阻改善方法 |
US10128364B2 (en) * | 2016-03-28 | 2018-11-13 | Nxp Usa, Inc. | Semiconductor devices with an enhanced resistivity region and methods of fabrication therefor |
US10355085B1 (en) * | 2017-12-28 | 2019-07-16 | Nxp Usa, Inc. | Semiconductor devices with regrown contacts and methods of fabrication |
CN108597997B (zh) | 2018-02-28 | 2021-03-23 | 中国电子科技集团公司第十三研究所 | GaN基器件欧姆接触电极的制备方法 |
-
2018
- 2018-02-28 CN CN201810166841.8A patent/CN108597997B/zh active Active
-
2019
- 2019-02-27 JP JP2020542489A patent/JP6976451B2/ja active Active
- 2019-02-27 US US16/968,977 patent/US11239081B2/en active Active
- 2019-02-27 WO PCT/CN2019/076323 patent/WO2019165975A1/zh active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007189213A (ja) * | 2005-12-13 | 2007-07-26 | Cree Inc | 注入領域および保護層を含む半導体デバイスおよびそれを形成する方法 |
JP2013058774A (ja) * | 2006-01-17 | 2013-03-28 | Cree Inc | 支持されたゲート電極を備えるトランジスタの作製方法およびそれに関連するデバイス |
JP2007258364A (ja) * | 2006-03-22 | 2007-10-04 | Nichia Chem Ind Ltd | 窒化物半導体レーザ素子 |
JP2010245268A (ja) * | 2009-04-06 | 2010-10-28 | Nec Corp | 電界効果トランジスタ及び電界効果トランジスタの製造方法 |
JP2013500606A (ja) * | 2009-07-27 | 2013-01-07 | クリー インコーポレイテッド | Iii族窒化物半導体デバイス及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
CN108597997A (zh) | 2018-09-28 |
US11239081B2 (en) | 2022-02-01 |
JP6976451B2 (ja) | 2021-12-08 |
US20210057221A1 (en) | 2021-02-25 |
CN108597997B (zh) | 2021-03-23 |
WO2019165975A1 (zh) | 2019-09-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5645766B2 (ja) | GaNベースの薄膜トランジスタの製造方法 | |
WO2018119958A1 (zh) | 薄膜晶体管和薄膜晶体管的制备方法和阵列基板 | |
WO2014049802A1 (ja) | ショットキーバリアダイオードおよびその製造方法 | |
JP2017092282A (ja) | 半導体装置 | |
WO2010024243A1 (ja) | バイポーラ型半導体装置およびその製造方法 | |
TW202143510A (zh) | 紫外led及其製作方法 | |
JP6976451B2 (ja) | GaNベースデバイスのオーミックコンタクト電極の製造方法 | |
CN108206220B (zh) | 金刚石肖特基二极管的制备方法 | |
CN111223777A (zh) | GaN基HEMT器件及其制作方法 | |
CN108831920A (zh) | 一种SiC器件的结终端结构制作方法 | |
JP2012064663A (ja) | 窒化物半導体装置およびその製造方法 | |
KR102323197B1 (ko) | 반도체 소자의 제조 방법 | |
WO2019095556A1 (zh) | 阵列基板、显示面板及阵列基板的制作方法 | |
CN114725022A (zh) | 一种基于GaOx-GaN的CMOS反相器的制备方法 | |
JPWO2010024240A1 (ja) | バイポーラ型炭化珪素半導体装置およびその製造方法 | |
CN208368511U (zh) | 半导体器件 | |
CN107393815B (zh) | 金刚石基场效应晶体管的制备方法及场效应晶体管 | |
CN107104046B (zh) | 氮化镓肖特基二极管的制备方法 | |
CN108899366B (zh) | 一种新型P-GaN栅结构的增强型器件及其制作方法 | |
JP4759923B2 (ja) | 半導体装置 | |
CN113451130B (zh) | 一种高电子迁移率晶体管及制备方法 | |
JP4526243B2 (ja) | シリコンカーバイド半導体装置の製造方法 | |
JP5051835B2 (ja) | 高出力ダイヤモンド半導体素子 | |
JP2012175021A (ja) | 電力用半導体装置 | |
JP2011138836A (ja) | 発光素子の製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20200417 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210105 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20210419 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20210719 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20211011 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20211109 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6976451 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |