CN103199053B - 沟槽的形成方法及半导体结构 - Google Patents
沟槽的形成方法及半导体结构 Download PDFInfo
- Publication number
- CN103199053B CN103199053B CN201310130921.5A CN201310130921A CN103199053B CN 103199053 B CN103199053 B CN 103199053B CN 201310130921 A CN201310130921 A CN 201310130921A CN 103199053 B CN103199053 B CN 103199053B
- Authority
- CN
- China
- Prior art keywords
- groove
- semiconductor substrate
- hard mask
- mask layer
- patterning
- 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.)
- Active
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 52
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 39
- 239000000758 substrate Substances 0.000 claims abstract description 74
- 238000000059 patterning Methods 0.000 claims abstract description 59
- 239000000463 material Substances 0.000 claims abstract description 10
- 229920002120 photoresistant polymer Polymers 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 abstract description 18
- 239000002210 silicon-based material Substances 0.000 abstract description 9
- 239000011810 insulating material Substances 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 229920005591 polysilicon Polymers 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/308—Chemical or electrical treatment, e.g. electrolytic etching using masks
- H01L21/3083—Chemical or electrical treatment, e.g. electrolytic etching using masks characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
-
- 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
- H01L29/06—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
- H01L29/0657—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 characterised by the shape of the body
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)
- Element Separation (AREA)
- Drying Of Semiconductors (AREA)
Abstract
Description
Claims (7)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310130921.5A CN103199053B (zh) | 2013-04-12 | 2013-04-12 | 沟槽的形成方法及半导体结构 |
TW102144439A TW201440119A (zh) | 2013-04-12 | 2013-12-04 | 溝槽的形成方法及半導體結構 |
US14/227,894 US20140306318A1 (en) | 2013-04-12 | 2014-03-27 | Trench formation method and a semiconductor structure thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310130921.5A CN103199053B (zh) | 2013-04-12 | 2013-04-12 | 沟槽的形成方法及半导体结构 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103199053A CN103199053A (zh) | 2013-07-10 |
CN103199053B true CN103199053B (zh) | 2015-08-19 |
Family
ID=48721507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310130921.5A Active CN103199053B (zh) | 2013-04-12 | 2013-04-12 | 沟槽的形成方法及半导体结构 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20140306318A1 (zh) |
CN (1) | CN103199053B (zh) |
TW (1) | TW201440119A (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103311112B (zh) | 2013-06-14 | 2016-01-27 | 矽力杰半导体技术(杭州)有限公司 | 在沟槽内形成多晶硅的方法 |
CN103413765B (zh) | 2013-08-27 | 2016-08-10 | 矽力杰半导体技术(杭州)有限公司 | 沟槽mosfet器件及其制作方法 |
US9666716B2 (en) | 2014-12-15 | 2017-05-30 | Sang U. Kim | FinFET transistor |
CN106032069A (zh) * | 2015-03-11 | 2016-10-19 | 绿点高新科技股份有限公司 | 具有图案的物品的制法及具有图案的物品 |
CN110634898A (zh) * | 2019-09-23 | 2019-12-31 | 上海华力微电子有限公司 | 一种用于背照式图像传感器的深硅槽及其形成方法 |
CN114171583A (zh) * | 2021-12-09 | 2022-03-11 | 江苏东海半导体股份有限公司 | 一种肖特基型沟槽mos管及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6037238A (en) * | 1999-01-04 | 2000-03-14 | Vanguard International Semiconductor Corporation | Process to reduce defect formation occurring during shallow trench isolation formation |
US6165854A (en) * | 1998-05-04 | 2000-12-26 | Texas Instruments - Acer Incorporated | Method to form shallow trench isolation with an oxynitride buffer layer |
CN101207063A (zh) * | 2006-12-18 | 2008-06-25 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离的形成方法 |
CN100576490C (zh) * | 2007-04-20 | 2009-12-30 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离结构的形成方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5914280A (en) * | 1996-12-23 | 1999-06-22 | Harris Corporation | Deep trench etch on bonded silicon wafer |
JP3502531B2 (ja) * | 1997-08-28 | 2004-03-02 | 株式会社ルネサステクノロジ | 半導体装置の製造方法 |
WO1999067817A1 (en) * | 1998-06-22 | 1999-12-29 | Applied Materials, Inc. | Silicon trench etching using silicon-containing precursors to reduce or avoid mask erosion |
US6391729B1 (en) * | 2000-03-09 | 2002-05-21 | Advanced Micro Devices, Inc. | Shallow trench isolation formation to eliminate poly stringer with controlled step height and corner rounding |
US7767526B1 (en) * | 2009-01-29 | 2010-08-03 | Alpha & Omega Semiconductor Incorporated | High density trench MOSFET with single mask pre-defined gate and contact trenches |
US8120140B2 (en) * | 2009-05-22 | 2012-02-21 | Macronix International Co., Ltd. | Isolation structure and formation method thereof |
-
2013
- 2013-04-12 CN CN201310130921.5A patent/CN103199053B/zh active Active
- 2013-12-04 TW TW102144439A patent/TW201440119A/zh unknown
-
2014
- 2014-03-27 US US14/227,894 patent/US20140306318A1/en not_active Abandoned
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6165854A (en) * | 1998-05-04 | 2000-12-26 | Texas Instruments - Acer Incorporated | Method to form shallow trench isolation with an oxynitride buffer layer |
US6037238A (en) * | 1999-01-04 | 2000-03-14 | Vanguard International Semiconductor Corporation | Process to reduce defect formation occurring during shallow trench isolation formation |
CN101207063A (zh) * | 2006-12-18 | 2008-06-25 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离的形成方法 |
CN100576490C (zh) * | 2007-04-20 | 2009-12-30 | 中芯国际集成电路制造(上海)有限公司 | 浅沟槽隔离结构的形成方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103199053A (zh) | 2013-07-10 |
US20140306318A1 (en) | 2014-10-16 |
TW201440119A (zh) | 2014-10-16 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200724 Address after: Room 232, building 3, No. 1500, Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou chuangqin Sensor Technology Co., Ltd Address before: 310012 Wensanlu Road science and technology building, Hangzhou, Zhejiang, No. 90 A1501 Patentee before: Silergy Semiconductor Technology (Hangzhou) Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20211209 Address after: 310051 1-1201, No. 6, Lianhui street, Xixing street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Xinmai Semiconductor Technology Co.,Ltd. Address before: 311100 room 232, building 3, No. 1500, Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou chuangqin Sensor Technology Co., Ltd |
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TR01 | Transfer of patent right |