CN102084484B - 具有导电性提高的非穿通半导体沟道的半导体器件及其制造方法 - Google Patents
具有导电性提高的非穿通半导体沟道的半导体器件及其制造方法 Download PDFInfo
- Publication number
- CN102084484B CN102084484B CN2009801262403A CN200980126240A CN102084484B CN 102084484 B CN102084484 B CN 102084484B CN 2009801262403 A CN2009801262403 A CN 2009801262403A CN 200980126240 A CN200980126240 A CN 200980126240A CN 102084484 B CN102084484 B CN 102084484B
- Authority
- CN
- China
- Prior art keywords
- elevated regions
- dopant
- semiconductor device
- semi
- conducting material
- 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.)
- Expired - Fee Related
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 102
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000005669 field effect Effects 0.000 claims abstract description 16
- 230000006698 induction Effects 0.000 claims abstract description 8
- 230000003068 static effect Effects 0.000 claims abstract description 8
- 239000002019 doping agent Substances 0.000 claims description 54
- 230000005684 electric field Effects 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 10
- 239000000956 alloy Substances 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000007943 implant Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims 3
- 229910010271 silicon carbide Inorganic materials 0.000 abstract description 32
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 abstract 2
- 150000002500 ions Chemical group 0.000 description 16
- 230000000903 blocking effect Effects 0.000 description 9
- 230000006870 function Effects 0.000 description 7
- 230000006399 behavior Effects 0.000 description 6
- GZPBVLUEICLBOA-UHFFFAOYSA-N 4-(dimethylamino)-3,5-dimethylphenol Chemical compound CN(C)C1=C(C)C=C(O)C=C1C GZPBVLUEICLBOA-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000008186 active pharmaceutical agent Substances 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000002028 premature Effects 0.000 description 3
- 229910002601 GaN Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000003446 memory effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- -1 nitride compound Chemical class 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/80—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier
- H01L29/808—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier with a PN junction gate, e.g. PN homojunction gate
- H01L29/8083—Vertical transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/10—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1025—Channel region of field-effect devices
- H01L29/1029—Channel region of field-effect devices of field-effect transistors
- H01L29/1058—Channel region of field-effect devices of field-effect transistors with PN junction gate
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic System
- H01L29/1608—Silicon carbide
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66893—Unipolar field-effect transistors with a PN junction gate, i.e. JFET
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7391—Gated diode structures
- H01L29/7392—Gated diode structures with PN junction gate, e.g. field controlled thyristors (FCTh), static induction thyristors (SITh)
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/7722—Field effect transistors using static field induced regions, e.g. SIT, PBT
Abstract
Description
Claims (29)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/117,121 | 2008-05-08 | ||
US12/117,121 US7977713B2 (en) | 2008-05-08 | 2008-05-08 | Semiconductor devices with non-punch-through semiconductor channels having enhanced conduction and methods of making |
PCT/US2009/042983 WO2009137578A2 (en) | 2008-05-08 | 2009-05-06 | Semiconductor devices with non-punch-through semiconductor channels having enhanced conduction and methods of making |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102084484A CN102084484A (zh) | 2011-06-01 |
CN102084484B true CN102084484B (zh) | 2013-06-05 |
Family
ID=41265372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009801262403A Expired - Fee Related CN102084484B (zh) | 2008-05-08 | 2009-05-06 | 具有导电性提高的非穿通半导体沟道的半导体器件及其制造方法 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7977713B2 (zh) |
EP (1) | EP2289103A4 (zh) |
JP (1) | JP5593308B2 (zh) |
KR (1) | KR20110018891A (zh) |
CN (1) | CN102084484B (zh) |
AU (1) | AU2009244273A1 (zh) |
CA (1) | CA2722942A1 (zh) |
TW (1) | TWI415258B (zh) |
WO (1) | WO2009137578A2 (zh) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8012539B2 (en) | 2008-05-09 | 2011-09-06 | Kraton Polymers U.S. Llc | Method for making sulfonated block copolymers, method for making membranes from such block copolymers and membrane structures |
NZ592399A (en) | 2008-11-05 | 2013-12-20 | Power Integrations Inc | Vertical junction field effect transistors having sloped sidewalls and methods of making |
US20110049532A1 (en) * | 2009-08-28 | 2011-03-03 | Microsemi Corporation | Silicon carbide dual-mesa static induction transistor |
US8445631B2 (en) | 2009-10-13 | 2013-05-21 | Kraton Polymers U.S. Llc | Metal-neutralized sulfonated block copolymers, process for making them and their use |
US8263713B2 (en) | 2009-10-13 | 2012-09-11 | Kraton Polymers U.S. Llc | Amine neutralized sulfonated block copolymers and method for making same |
US8211784B2 (en) * | 2009-10-26 | 2012-07-03 | Advanced Ion Beam Technology, Inc. | Method for manufacturing a semiconductor device with less leakage current induced by carbon implant |
US8466017B2 (en) * | 2009-12-08 | 2013-06-18 | Power Integrations, Inc. | Methods of making semiconductor devices having implanted sidewalls and devices made thereby |
TWI394278B (zh) * | 2009-12-29 | 2013-04-21 | Vanguard Int Semiconduct Corp | 半導體結構及其製造方法 |
US8659057B2 (en) * | 2010-05-25 | 2014-02-25 | Power Integrations, Inc. | Self-aligned semiconductor devices with reduced gate-source leakage under reverse bias and methods of making |
US9394414B2 (en) | 2010-09-29 | 2016-07-19 | Kraton Polymers U.S. Llc | Elastic, moisture-vapor permeable films, their preparation and their use |
US9429366B2 (en) | 2010-09-29 | 2016-08-30 | Kraton Polymers U.S. Llc | Energy recovery ventilation sulfonated block copolymer laminate membrane |
CN103201298B (zh) | 2010-10-18 | 2015-06-24 | 科腾聚合物美国有限责任公司 | 生产磺化的嵌段共聚物组合物的方法 |
US8519410B1 (en) | 2010-12-20 | 2013-08-27 | Microsemi Corporation | Silicon carbide vertical-sidewall dual-mesa static induction transistor |
US9861941B2 (en) | 2011-07-12 | 2018-01-09 | Kraton Polymers U.S. Llc | Modified sulfonated block copolymers and the preparation thereof |
US8946788B2 (en) * | 2011-08-04 | 2015-02-03 | Avogy, Inc. | Method and system for doping control in gallium nitride based devices |
US9184305B2 (en) * | 2011-08-04 | 2015-11-10 | Avogy, Inc. | Method and system for a GAN vertical JFET utilizing a regrown gate |
US8969912B2 (en) * | 2011-08-04 | 2015-03-03 | Avogy, Inc. | Method and system for a GaN vertical JFET utilizing a regrown channel |
US9087911B2 (en) | 2013-06-06 | 2015-07-21 | United Silicon Carbide, Inc. | Trench shield connected JFET |
JP6058170B2 (ja) * | 2014-01-28 | 2017-01-11 | 三菱電機株式会社 | 炭化珪素半導体装置 |
US9224845B1 (en) * | 2014-11-12 | 2015-12-29 | Stmicroelectronics, Inc. | Silicon carbide static induction transistor and process for making a silicon carbide static induction transistor |
US10396215B2 (en) | 2015-03-10 | 2019-08-27 | United Silicon Carbide, Inc. | Trench vertical JFET with improved threshold voltage control |
CN106158943A (zh) * | 2016-06-28 | 2016-11-23 | 长安大学 | N沟碳化硅静电感应晶闸管及其制造方法 |
JP7118050B2 (ja) * | 2016-09-09 | 2022-08-15 | ユナイテッド シリコン カーバイド、インク. | 改善された閾値電圧制御を有するトレンチ垂直jfet |
JP6787367B2 (ja) | 2017-07-26 | 2020-11-18 | 株式会社デンソー | 半導体装置 |
US10276667B1 (en) | 2018-05-31 | 2019-04-30 | Silanna Asia Pte Ltd | High voltage breakdown tapered vertical conduction junction transistor |
JP7204582B2 (ja) | 2019-06-10 | 2023-01-16 | 株式会社島精機製作所 | 編地引下げ装置 |
CN113054000A (zh) * | 2021-03-15 | 2021-06-29 | 无锡新洁能股份有限公司 | 超结结型场效应晶体管及其制作方法 |
EP4228009A1 (en) * | 2022-02-11 | 2023-08-16 | Infineon Technologies Austria AG | Trench junction field effect transistor comprising a mesa region |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5262668A (en) * | 1992-08-13 | 1993-11-16 | North Carolina State University At Raleigh | Schottky barrier rectifier including schottky barrier regions of differing barrier heights |
US6917054B2 (en) * | 2002-10-10 | 2005-07-12 | Hitachi, Ltd. | Semiconductor device |
US6943407B2 (en) * | 2003-06-17 | 2005-09-13 | International Business Machines Corporation | Low leakage heterojunction vertical transistors and high performance devices thereof |
US7202528B2 (en) * | 2004-12-01 | 2007-04-10 | Semisouth Laboratories, Inc. | Normally-off integrated JFET power switches in wide bandgap semiconductors and methods of making |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2984752A (en) | 1953-08-13 | 1961-05-16 | Rca Corp | Unipolar transistors |
JPS53121581A (en) | 1977-03-31 | 1978-10-24 | Seiko Instr & Electronics Ltd | Logical element of electrostatic inductive transistor |
US4364072A (en) | 1978-03-17 | 1982-12-14 | Zaidan Hojin Handotai Kenkyu Shinkokai | Static induction type semiconductor device with multiple doped layers for potential modification |
US4403396A (en) | 1981-12-24 | 1983-09-13 | Gte Laboratories Incorporated | Semiconductor device design and process |
US4587540A (en) * | 1982-04-05 | 1986-05-06 | International Business Machines Corporation | Vertical MESFET with mesa step defining gate length |
DE4423068C1 (de) * | 1994-07-01 | 1995-08-17 | Daimler Benz Ag | Feldeffekt-Transistoren aus SiC und Verfahren zu ihrer Herstellung |
US5429956A (en) | 1994-09-30 | 1995-07-04 | United Microelectronics Corporation | Method for fabricating a field effect transistor with a self-aligned anti-punchthrough implant channel |
US5592005A (en) | 1995-03-31 | 1997-01-07 | Siliconix Incorporated | Punch-through field effect transistor |
US5753938A (en) * | 1996-08-08 | 1998-05-19 | North Carolina State University | Static-induction transistors having heterojunction gates and methods of forming same |
JPH10275918A (ja) * | 1997-03-28 | 1998-10-13 | Toyo Electric Mfg Co Ltd | 半導体装置 |
JP3180895B2 (ja) * | 1997-08-18 | 2001-06-25 | 富士電機株式会社 | 炭化けい素半導体装置の製造方法 |
US5945701A (en) | 1997-12-19 | 1999-08-31 | Northrop Grumman Corporation | Static induction transistor |
DE60045497D1 (de) * | 1999-12-24 | 2011-02-17 | Sumitomo Electric Industries | Feldeffekttransistor mit PN-Übergang |
US6816294B2 (en) | 2001-02-16 | 2004-11-09 | Electro Scientific Industries, Inc. | On-the-fly beam path error correction for memory link processing |
JP4127987B2 (ja) * | 2001-08-23 | 2008-07-30 | 株式会社日立製作所 | 半導体装置 |
JP4288907B2 (ja) * | 2001-08-29 | 2009-07-01 | 株式会社デンソー | 炭化珪素半導体装置及びその製造方法 |
US6855970B2 (en) * | 2002-03-25 | 2005-02-15 | Kabushiki Kaisha Toshiba | High-breakdown-voltage semiconductor device |
JP4122880B2 (ja) * | 2002-07-24 | 2008-07-23 | 住友電気工業株式会社 | 縦型接合型電界効果トランジスタ |
JP4265234B2 (ja) | 2003-02-13 | 2009-05-20 | 株式会社デンソー | 炭化珪素半導体装置およびその製造方法 |
US20050067630A1 (en) * | 2003-09-25 | 2005-03-31 | Zhao Jian H. | Vertical junction field effect power transistor |
US7187021B2 (en) * | 2003-12-10 | 2007-03-06 | General Electric Company | Static induction transistor |
US7407837B2 (en) * | 2004-01-27 | 2008-08-05 | Fuji Electric Holdings Co., Ltd. | Method of manufacturing silicon carbide semiconductor device |
US7211845B1 (en) | 2004-04-19 | 2007-05-01 | Qspeed Semiconductor, Inc. | Multiple doped channel in a multiple doped gate junction field effect transistor |
US7820511B2 (en) * | 2004-07-08 | 2010-10-26 | Semisouth Laboratories, Inc. | Normally-off integrated JFET power switches in wide bandgap semiconductors and methods of making |
US7279368B2 (en) * | 2005-03-04 | 2007-10-09 | Cree, Inc. | Method of manufacturing a vertical junction field effect transistor having an epitaxial gate |
US7534666B2 (en) * | 2005-07-27 | 2009-05-19 | International Rectifier Corporation | High voltage non punch through IGBT for switch mode power supplies |
JP2006080554A (ja) * | 2005-10-24 | 2006-03-23 | Denso Corp | 炭化珪素半導体装置の製造方法 |
JP4939797B2 (ja) * | 2005-11-01 | 2012-05-30 | ルネサスエレクトロニクス株式会社 | スイッチング半導体装置 |
US7763506B2 (en) * | 2007-09-10 | 2010-07-27 | Infineon Technologies Austria Ag | Method for making an integrated circuit including vertical junction field effect transistors |
US8659057B2 (en) * | 2010-05-25 | 2014-02-25 | Power Integrations, Inc. | Self-aligned semiconductor devices with reduced gate-source leakage under reverse bias and methods of making |
-
2008
- 2008-05-08 US US12/117,121 patent/US7977713B2/en active Active
-
2009
- 2009-05-06 CA CA2722942A patent/CA2722942A1/en not_active Abandoned
- 2009-05-06 CN CN2009801262403A patent/CN102084484B/zh not_active Expired - Fee Related
- 2009-05-06 KR KR1020107027357A patent/KR20110018891A/ko not_active Application Discontinuation
- 2009-05-06 JP JP2011508627A patent/JP5593308B2/ja not_active Expired - Fee Related
- 2009-05-06 WO PCT/US2009/042983 patent/WO2009137578A2/en active Application Filing
- 2009-05-06 EP EP09743564.8A patent/EP2289103A4/en not_active Withdrawn
- 2009-05-06 AU AU2009244273A patent/AU2009244273A1/en not_active Abandoned
- 2009-05-07 TW TW098115099A patent/TWI415258B/zh active
-
2011
- 2011-05-16 US US13/108,505 patent/US8507335B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5262668A (en) * | 1992-08-13 | 1993-11-16 | North Carolina State University At Raleigh | Schottky barrier rectifier including schottky barrier regions of differing barrier heights |
US6917054B2 (en) * | 2002-10-10 | 2005-07-12 | Hitachi, Ltd. | Semiconductor device |
US6943407B2 (en) * | 2003-06-17 | 2005-09-13 | International Business Machines Corporation | Low leakage heterojunction vertical transistors and high performance devices thereof |
US7202528B2 (en) * | 2004-12-01 | 2007-04-10 | Semisouth Laboratories, Inc. | Normally-off integrated JFET power switches in wide bandgap semiconductors and methods of making |
Also Published As
Publication number | Publication date |
---|---|
EP2289103A4 (en) | 2013-07-31 |
CA2722942A1 (en) | 2009-11-12 |
AU2009244273A1 (en) | 2009-11-12 |
US20110217829A1 (en) | 2011-09-08 |
JP2011521446A (ja) | 2011-07-21 |
JP5593308B2 (ja) | 2014-09-17 |
US20090278177A1 (en) | 2009-11-12 |
WO2009137578A3 (en) | 2010-03-04 |
CN102084484A (zh) | 2011-06-01 |
TWI415258B (zh) | 2013-11-11 |
KR20110018891A (ko) | 2011-02-24 |
US7977713B2 (en) | 2011-07-12 |
US8507335B2 (en) | 2013-08-13 |
WO2009137578A2 (en) | 2009-11-12 |
TW200952175A (en) | 2009-12-16 |
EP2289103A2 (en) | 2011-03-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102084484B (zh) | 具有导电性提高的非穿通半导体沟道的半导体器件及其制造方法 | |
KR101268171B1 (ko) | 도전율이 증가된 npt 반도체채널을 갖춘 반도체소자와 그 제조방법 | |
CN108735817B (zh) | 具有沟槽底部中的偏移的SiC半导体器件 | |
US7915617B2 (en) | Semiconductor device | |
US9570585B2 (en) | Field effect transistor devices with buried well protection regions | |
US10355123B2 (en) | Silicon-carbide trench gate MOSFETs and methods of manufacture | |
EP1312121A2 (en) | Power mosfet and methods of forming and operating the same | |
KR20120091231A (ko) | 선택적으로 도핑된 jfet 영역들을 갖는 파워 반도체 디바이스들 및 이러한 디바이스들을 형성하는 관련 방법들 | |
EP1737042A1 (en) | Voltage-controlled semiconductor device | |
CN107437566B (zh) | 一种具有复合介质层宽带隙半导体纵向双扩散金属氧化物半导体场效应管及其制作方法 | |
CN114497202A (zh) | 场效应晶体管器件、其制备方法及功率器件 | |
US20180019335A1 (en) | Graded and stepped epitaxy for constructing power circuits and devices | |
EP3465763B1 (en) | Method of making a semiconductor device | |
Nakano et al. | 4H-SiC trench metal oxide semiconductor field effect transistors with low on-resistance | |
CN107681001B (zh) | 一种碳化硅开关器件及制作方法 | |
EP1247300B1 (en) | A semiconductor device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SS SC IP, LLC Free format text: FORMER OWNER: SEMISOUTH LAB INC. Effective date: 20120104 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120104 Address after: Mississippi Applicant after: SS SC IP Limited company Address before: Mississippi Applicant before: Semisouth Lab Inc. |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: DE Ref document number: 1157503 Country of ref document: HK |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: PI Free format text: FORMER OWNER: SS SC IP CO., LTD. Effective date: 20131022 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20131022 Address after: American California Patentee after: PI company Address before: Mississippi Patentee before: SS SC IP Limited company |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20160506 |
|
REG | Reference to a national code |
Ref country code: HK Ref legal event code: WD Ref document number: 1157503 Country of ref document: HK |