CN1638148A - 半导体器件及其制造方法 - Google Patents
半导体器件及其制造方法 Download PDFInfo
- Publication number
- CN1638148A CN1638148A CNA2004101049416A CN200410104941A CN1638148A CN 1638148 A CN1638148 A CN 1638148A CN A2004101049416 A CNA2004101049416 A CN A2004101049416A CN 200410104941 A CN200410104941 A CN 200410104941A CN 1638148 A CN1638148 A CN 1638148A
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 77
- 238000004519 manufacturing process Methods 0.000 title claims description 22
- 230000005669 field effect Effects 0.000 claims abstract description 6
- 229910044991 metal oxide Inorganic materials 0.000 claims abstract description 6
- 150000004706 metal oxides Chemical class 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 20
- 239000012535 impurity Substances 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 claims description 3
- 230000001413 cellular effect Effects 0.000 claims 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 12
- 229920005591 polysilicon Polymers 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 10
- 238000005468 ion implantation Methods 0.000 description 10
- 229920002120 photoresistant polymer Polymers 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 239000010703 silicon Substances 0.000 description 6
- 150000004767 nitrides Chemical class 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 230000010354 integration Effects 0.000 description 4
- 229910015900 BF3 Inorganic materials 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 2
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- -1 BF2 ions Chemical class 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
-
- 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
- H01L21/2251—Diffusion into or out of group IV semiconductors
- H01L21/2252—Diffusion into or out of group IV semiconductors using predeposition of impurities into the semiconductor surface, e.g. from a gaseous phase
- H01L21/2253—Diffusion into or out of group IV semiconductors using predeposition of impurities into the semiconductor surface, e.g. from a gaseous phase by ion implantation
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
- H10D30/0297—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs using recessing of the gate electrodes, e.g. to form trench gate electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/63—Vertical IGFETs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/668—Vertical DMOS [VDMOS] FETs having trench gate electrodes, e.g. UMOS transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6757—Thin-film transistors [TFT] characterised by the structure of the channel, e.g. transverse or longitudinal shape or doping profile
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
- H10D62/127—Top-view geometrical layouts of the regions or the junctions of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/152—Source regions of DMOS transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/393—Body regions of DMOS transistors or IGBTs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/13—Discrete devices, e.g. 3 terminal devices
- H01L2924/1304—Transistor
- H01L2924/1306—Field-effect transistor [FET]
- H01L2924/13091—Metal-Oxide-Semiconductor Field-Effect Transistor [MOSFET]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003432376 | 2003-12-26 | ||
JP2003432376A JP4059846B2 (ja) | 2003-12-26 | 2003-12-26 | 半導体装置及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1638148A true CN1638148A (zh) | 2005-07-13 |
CN100388505C CN100388505C (zh) | 2008-05-14 |
Family
ID=34697688
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2004101049416A Expired - Fee Related CN100388505C (zh) | 2003-12-26 | 2004-12-27 | 半导体器件及其制造方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7429768B2 (zh) |
JP (1) | JP4059846B2 (zh) |
KR (1) | KR100661083B1 (zh) |
CN (1) | CN100388505C (zh) |
TW (1) | TWI247429B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101154598B (zh) * | 2006-09-28 | 2011-02-09 | 瑞萨电子株式会社 | 制造半导体装置的方法 |
CN101393915B (zh) * | 2007-09-19 | 2011-12-14 | 瑞萨电子株式会社 | 具有沟槽栅极结构的半导体器件 |
CN112259600A (zh) * | 2020-11-16 | 2021-01-22 | 无锡先瞳半导体科技有限公司 | 高密度功率器件及其制造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9653597B2 (en) | 2010-05-20 | 2017-05-16 | Infineon Technologies Americas Corp. | Method for fabricating a shallow and narrow trench FET and related structures |
CN106898549A (zh) * | 2015-12-21 | 2017-06-27 | 株洲南车时代电气股份有限公司 | 沟槽栅igbt及沟槽栅igbt制作方法 |
JP6844228B2 (ja) * | 2016-12-02 | 2021-03-17 | 富士電機株式会社 | 半導体装置および半導体装置の製造方法 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6603173B1 (en) * | 1991-07-26 | 2003-08-05 | Denso Corporation | Vertical type MOSFET |
JPH07235672A (ja) | 1994-02-21 | 1995-09-05 | Mitsubishi Electric Corp | 絶縁ゲート型半導体装置およびその製造方法 |
US5405794A (en) * | 1994-06-14 | 1995-04-11 | Philips Electronics North America Corporation | Method of producing VDMOS device of increased power density |
US6049108A (en) * | 1995-06-02 | 2000-04-11 | Siliconix Incorporated | Trench-gated MOSFET with bidirectional voltage clamping |
US6204533B1 (en) * | 1995-06-02 | 2001-03-20 | Siliconix Incorporated | Vertical trench-gated power MOSFET having stripe geometry and high cell density |
JP3384198B2 (ja) | 1995-07-21 | 2003-03-10 | 三菱電機株式会社 | 絶縁ゲート型半導体装置およびその製造方法 |
JPH09121047A (ja) * | 1995-10-24 | 1997-05-06 | Rohm Co Ltd | 縦型mosfet |
US6720615B2 (en) * | 1996-01-22 | 2004-04-13 | Fuji Electric Co., Ltd. | Vertical-type MIS semiconductor device |
US5770878A (en) * | 1996-04-10 | 1998-06-23 | Harris Corporation | Trench MOS gate device |
US5763914A (en) * | 1997-07-16 | 1998-06-09 | Megamos Corporation | Cell topology for power transistors with increased packing density |
US6351009B1 (en) * | 1999-03-01 | 2002-02-26 | Fairchild Semiconductor Corporation | MOS-gated device having a buried gate and process for forming same |
US6413822B2 (en) | 1999-04-22 | 2002-07-02 | Advanced Analogic Technologies, Inc. | Super-self-aligned fabrication process of trench-gate DMOS with overlying device layer |
JP3344381B2 (ja) * | 1999-08-23 | 2002-11-11 | 日本電気株式会社 | 半導体装置及びその製造方法 |
US6312993B1 (en) * | 2000-02-29 | 2001-11-06 | General Semiconductor, Inc. | High speed trench DMOS |
GB0113143D0 (en) * | 2001-05-29 | 2001-07-25 | Koninl Philips Electronics Nv | Manufacture of trench-gate semiconductor devices |
US7078296B2 (en) * | 2002-01-16 | 2006-07-18 | Fairchild Semiconductor Corporation | Self-aligned trench MOSFETs and methods for making the same |
JP4004843B2 (ja) * | 2002-04-24 | 2007-11-07 | Necエレクトロニクス株式会社 | 縦型mosfetの製造方法 |
JP3640945B2 (ja) * | 2002-09-02 | 2005-04-20 | 株式会社東芝 | トレンチゲート型半導体装置及びその製造方法 |
JP2004241413A (ja) * | 2003-02-03 | 2004-08-26 | Toshiba Corp | 半導体装置 |
JP3715971B2 (ja) | 2003-04-02 | 2005-11-16 | ローム株式会社 | 半導体装置 |
US7638841B2 (en) * | 2003-05-20 | 2009-12-29 | Fairchild Semiconductor Corporation | Power semiconductor devices and methods of manufacture |
JP3703816B2 (ja) | 2003-06-18 | 2005-10-05 | 株式会社東芝 | 半導体装置 |
JP4623956B2 (ja) * | 2003-11-12 | 2011-02-02 | 株式会社豊田中央研究所 | Igbt |
EP1708276A4 (en) * | 2003-12-22 | 2008-04-16 | Matsushita Electric Ind Co Ltd | VERTICAL GATE SEMICONDUCTOR ELEMENT AND MANUFACTURING METHOD THEREFOR |
-
2003
- 2003-12-26 JP JP2003432376A patent/JP4059846B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-16 TW TW093139133A patent/TWI247429B/zh not_active IP Right Cessation
- 2004-12-20 KR KR1020040108885A patent/KR100661083B1/ko not_active IP Right Cessation
- 2004-12-22 US US11/018,499 patent/US7429768B2/en not_active Expired - Fee Related
- 2004-12-27 CN CNB2004101049416A patent/CN100388505C/zh not_active Expired - Fee Related
-
2008
- 2008-07-01 US US12/165,991 patent/US7666744B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101154598B (zh) * | 2006-09-28 | 2011-02-09 | 瑞萨电子株式会社 | 制造半导体装置的方法 |
US7947556B2 (en) | 2006-09-28 | 2011-05-24 | Renesas Electronics Corporation | Method of manufacturing semiconductor apparatus |
CN101393915B (zh) * | 2007-09-19 | 2011-12-14 | 瑞萨电子株式会社 | 具有沟槽栅极结构的半导体器件 |
CN112259600A (zh) * | 2020-11-16 | 2021-01-22 | 无锡先瞳半导体科技有限公司 | 高密度功率器件及其制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2005191359A (ja) | 2005-07-14 |
US7429768B2 (en) | 2008-09-30 |
US7666744B2 (en) | 2010-02-23 |
US20080274599A1 (en) | 2008-11-06 |
TW200527677A (en) | 2005-08-16 |
JP4059846B2 (ja) | 2008-03-12 |
US20050139873A1 (en) | 2005-06-30 |
KR20050067012A (ko) | 2005-06-30 |
CN100388505C (zh) | 2008-05-14 |
TWI247429B (en) | 2006-01-11 |
KR100661083B1 (ko) | 2006-12-26 |
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