CN100411143C - 与标准cmos工艺兼容的hvcmos双栅氧制备工艺 - Google Patents
与标准cmos工艺兼容的hvcmos双栅氧制备工艺 Download PDFInfo
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- CN100411143C CN100411143C CNB2005100118451A CN200510011845A CN100411143C CN 100411143 C CN100411143 C CN 100411143C CN B2005100118451 A CNB2005100118451 A CN B2005100118451A CN 200510011845 A CN200510011845 A CN 200510011845A CN 100411143 C CN100411143 C CN 100411143C
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title abstract description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000001301 oxygen Substances 0.000 claims abstract description 49
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 49
- 238000005530 etching Methods 0.000 claims abstract description 38
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 23
- 229920005591 polysilicon Polymers 0.000 claims abstract description 23
- 238000001039 wet etching Methods 0.000 claims description 20
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims description 16
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 13
- 229910052710 silicon Inorganic materials 0.000 claims description 13
- 239000010703 silicon Substances 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 8
- 230000000873 masking effect Effects 0.000 claims description 6
- 238000001312 dry etching Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 13
- 230000000295 complement effect Effects 0.000 abstract description 11
- 239000004065 semiconductor Substances 0.000 abstract description 11
- 230000010354 integration Effects 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 description 10
- 229910044991 metal oxide Inorganic materials 0.000 description 9
- 150000004706 metal oxides Chemical class 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000004411 aluminium Substances 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
- 230000015556 catabolic process Effects 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 208000018875 hypoxemia Diseases 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
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- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Drying Of Semiconductors (AREA)
Abstract
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Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2005100118451A CN100411143C (zh) | 2005-06-02 | 2005-06-02 | 与标准cmos工艺兼容的hvcmos双栅氧制备工艺 |
Applications Claiming Priority (1)
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CNB2005100118451A CN100411143C (zh) | 2005-06-02 | 2005-06-02 | 与标准cmos工艺兼容的hvcmos双栅氧制备工艺 |
Publications (2)
Publication Number | Publication Date |
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CN1873954A CN1873954A (zh) | 2006-12-06 |
CN100411143C true CN100411143C (zh) | 2008-08-13 |
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CNB2005100118451A Active CN100411143C (zh) | 2005-06-02 | 2005-06-02 | 与标准cmos工艺兼容的hvcmos双栅氧制备工艺 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8198679B2 (en) * | 2009-05-28 | 2012-06-12 | Monolithic Power Systems, Inc. | High voltage NMOS with low on resistance and associated methods of making |
CN104241132B (zh) * | 2013-06-18 | 2017-12-19 | 北大方正集团有限公司 | Ldmos及其制造方法 |
CN111710714B (zh) * | 2020-06-23 | 2022-08-23 | 杰华特微电子股份有限公司 | 场板和半导体器件的制作方法及半导体器件 |
CN115631996B (zh) * | 2022-02-23 | 2023-11-21 | 瑶芯微电子科技(上海)有限公司 | 一种SiC MOSFET器件的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122186A1 (en) * | 2001-03-13 | 2003-07-03 | Nat'l. Inst. Of Advanced Indust'l Sci. And Tech. | Double-gate field-effect transistor, integrated circuit using the transistor and method of manufacturing the same |
US20040113171A1 (en) * | 2002-12-13 | 2004-06-17 | Taiwan Semiconductor Manufacturing Company | Method of fabricating a mosfet device with metal containing gate structures |
CN1527401A (zh) * | 2003-09-22 | 2004-09-08 | 东南大学 | 双栅高压p型金属氧化物半导体管 |
US6800885B1 (en) * | 2003-03-12 | 2004-10-05 | Advance Micro Devices, Inc. | Asymmetrical double gate or all-around gate MOSFET devices and methods for making same |
-
2005
- 2005-06-02 CN CNB2005100118451A patent/CN100411143C/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030122186A1 (en) * | 2001-03-13 | 2003-07-03 | Nat'l. Inst. Of Advanced Indust'l Sci. And Tech. | Double-gate field-effect transistor, integrated circuit using the transistor and method of manufacturing the same |
US20040113171A1 (en) * | 2002-12-13 | 2004-06-17 | Taiwan Semiconductor Manufacturing Company | Method of fabricating a mosfet device with metal containing gate structures |
US6800885B1 (en) * | 2003-03-12 | 2004-10-05 | Advance Micro Devices, Inc. | Asymmetrical double gate or all-around gate MOSFET devices and methods for making same |
CN1527401A (zh) * | 2003-09-22 | 2004-09-08 | 东南大学 | 双栅高压p型金属氧化物半导体管 |
Non-Patent Citations (2)
Title |
---|
全耗尽CMOS/SOI工艺. 刘新宇,孙海峰,刘洪民,陈焕章,扈焕章,海潮和,和致经,吴德馨.半导体学报(Chinese Journal of Semiconductors),第24卷第1期. 2003 * |
干法刻蚀和湿法刻蚀制备硅微尖的比较. 王维彪,金长春,赵海峰,王永珍,殷秀华,范希武.发光学报(CHINESE JOURNAL OF LUMINESCENCE),第19卷第3期. 1998 * |
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CN1873954A (zh) | 2006-12-06 |
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Owner name: INST OF MICROELECTRONICS, C. A. S Effective date: 20130419 Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHA Free format text: FORMER OWNER: INST OF MICROELECTRONICS, C. A. S Effective date: 20130419 |
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Effective date of registration: 20130419 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Patentee after: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) Corp. Patentee after: Institute of Microelectronics of the Chinese Academy of Sciences Address before: 100029 Beijing city Chaoyang District Beitucheng West Road No. 3 Patentee before: Institute of Microelectronics of the Chinese Academy of Sciences |