CN102280402A - 刻蚀和填充深沟槽的方法 - Google Patents
刻蚀和填充深沟槽的方法 Download PDFInfo
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- CN102280402A CN102280402A CN2010102004615A CN201010200461A CN102280402A CN 102280402 A CN102280402 A CN 102280402A CN 2010102004615 A CN2010102004615 A CN 2010102004615A CN 201010200461 A CN201010200461 A CN 201010200461A CN 102280402 A CN102280402 A CN 102280402A
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- deep trench
- silica
- ono layer
- silicon
- filling
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- 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
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
- H01L21/76232—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials of trenches having a shape other than rectangular or V-shape, e.g. rounded corners, oblique or rounded trench walls
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- 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)
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Abstract
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Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2010102004615A CN102280402A (zh) | 2010-06-12 | 2010-06-12 | 刻蚀和填充深沟槽的方法 |
US13/156,286 US8273664B2 (en) | 2010-06-12 | 2011-06-08 | Method for etching and filling deep trenches |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2010102004615A CN102280402A (zh) | 2010-06-12 | 2010-06-12 | 刻蚀和填充深沟槽的方法 |
Publications (1)
Publication Number | Publication Date |
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CN102280402A true CN102280402A (zh) | 2011-12-14 |
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Family Applications (1)
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CN2010102004615A Pending CN102280402A (zh) | 2010-06-12 | 2010-06-12 | 刻蚀和填充深沟槽的方法 |
Country Status (2)
Country | Link |
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US (1) | US8273664B2 (zh) |
CN (1) | CN102280402A (zh) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103000534A (zh) * | 2012-12-26 | 2013-03-27 | 上海宏力半导体制造有限公司 | 沟槽式p型金属氧化物半导体功率晶体管制造方法 |
CN103035561A (zh) * | 2012-08-31 | 2013-04-10 | 上海华虹Nec电子有限公司 | 深沟槽顶部倾斜角形成的工艺方法 |
CN104347363A (zh) * | 2013-08-02 | 2015-02-11 | 无锡华润上华半导体有限公司 | 一种去除深沟槽刻蚀工艺后的圆片的硬质掩蔽层的方法 |
CN104658914A (zh) * | 2015-02-15 | 2015-05-27 | 上海华虹宏力半导体制造有限公司 | 一种改善形貌的深沟槽制造方法及深沟槽 |
CN104779293A (zh) * | 2015-04-17 | 2015-07-15 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结器件的制造方法 |
CN104867826A (zh) * | 2015-06-04 | 2015-08-26 | 武汉新芯集成电路制造有限公司 | 一种避免硅片边缘薄膜剥离的方法 |
CN105990090A (zh) * | 2015-01-29 | 2016-10-05 | 北大方正集团有限公司 | 一种深沟槽的硅外延填充方法 |
CN107919271A (zh) * | 2017-11-06 | 2018-04-17 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN107946175A (zh) * | 2017-11-06 | 2018-04-20 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN111508846A (zh) * | 2020-05-25 | 2020-08-07 | 上海华虹宏力半导体制造有限公司 | 屏蔽栅沟槽型mosfet工艺方法 |
CN111540672A (zh) * | 2020-06-22 | 2020-08-14 | 中芯集成电路制造(绍兴)有限公司 | 超结器件的制造方法及超结器件 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102820227B (zh) * | 2011-06-08 | 2015-08-19 | 无锡华润上华半导体有限公司 | 一种深沟槽超级pn结的形成方法 |
CN102938446A (zh) * | 2012-11-02 | 2013-02-20 | 上海华力微电子有限公司 | 一种磁阻存储器环状存储结构的形成方法 |
CN103854984B (zh) * | 2012-12-03 | 2017-03-01 | 中国科学院微电子研究所 | 一种后栅工艺假栅的制造方法和后栅工艺假栅 |
US9111863B2 (en) * | 2012-12-03 | 2015-08-18 | Institute of Microelectronics, Chinese Academy of Sciences | Method for manufacturing dummy gate in gate-last process and dummy gate in gate-last process |
US8975153B2 (en) | 2013-03-14 | 2015-03-10 | Taiwan Semiconductor Manufacturing Co., Ltd. | Super junction trench metal oxide semiconductor device and method of making the same |
US8993457B1 (en) | 2014-02-06 | 2015-03-31 | Cypress Semiconductor Corporation | Method of fabricating a charge-trapping gate stack using a CMOS process flow |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6121148A (en) * | 1998-02-17 | 2000-09-19 | National Semiconductor Corporation | Semiconductor device trench isolation structure with polysilicon bias voltage contact |
US20070015366A1 (en) * | 2005-06-29 | 2007-01-18 | Takayuki Enda | Semiconductor device and programming method |
CN101140881A (zh) * | 2006-09-04 | 2008-03-12 | 中芯国际集成电路制造(上海)有限公司 | 通孔刻蚀方法 |
US20090079026A1 (en) * | 2007-09-25 | 2009-03-26 | International Business Machines Corporation | Stress-generating structure for semiconductor-on-insulator devices |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6251734B1 (en) | 1998-07-01 | 2001-06-26 | Motorola, Inc. | Method for fabricating trench isolation and trench substrate contact |
US7015115B1 (en) | 2003-02-20 | 2006-03-21 | Newport Fab, Llc | Method for forming deep trench isolation and related structure |
CN100468702C (zh) | 2006-01-13 | 2009-03-11 | 联华电子股份有限公司 | 制作深沟渠电容和蚀刻深沟渠开口的方法 |
CN101692434B (zh) | 2009-10-15 | 2011-05-11 | 苏州博创集成电路设计有限公司 | 绝缘体上硅的深槽隔离结构的填充方法 |
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2010
- 2010-06-12 CN CN2010102004615A patent/CN102280402A/zh active Pending
-
2011
- 2011-06-08 US US13/156,286 patent/US8273664B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6121148A (en) * | 1998-02-17 | 2000-09-19 | National Semiconductor Corporation | Semiconductor device trench isolation structure with polysilicon bias voltage contact |
US20070015366A1 (en) * | 2005-06-29 | 2007-01-18 | Takayuki Enda | Semiconductor device and programming method |
CN101140881A (zh) * | 2006-09-04 | 2008-03-12 | 中芯国际集成电路制造(上海)有限公司 | 通孔刻蚀方法 |
US20090079026A1 (en) * | 2007-09-25 | 2009-03-26 | International Business Machines Corporation | Stress-generating structure for semiconductor-on-insulator devices |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103035561A (zh) * | 2012-08-31 | 2013-04-10 | 上海华虹Nec电子有限公司 | 深沟槽顶部倾斜角形成的工艺方法 |
CN103035561B (zh) * | 2012-08-31 | 2015-04-08 | 上海华虹宏力半导体制造有限公司 | 深沟槽顶部倾斜角形成的工艺方法 |
CN103000534A (zh) * | 2012-12-26 | 2013-03-27 | 上海宏力半导体制造有限公司 | 沟槽式p型金属氧化物半导体功率晶体管制造方法 |
CN104347363B (zh) * | 2013-08-02 | 2018-05-08 | 无锡华润上华半导体有限公司 | 一种去除深沟槽刻蚀工艺后的圆片的硬质掩蔽层的方法 |
CN104347363A (zh) * | 2013-08-02 | 2015-02-11 | 无锡华润上华半导体有限公司 | 一种去除深沟槽刻蚀工艺后的圆片的硬质掩蔽层的方法 |
CN105990090A (zh) * | 2015-01-29 | 2016-10-05 | 北大方正集团有限公司 | 一种深沟槽的硅外延填充方法 |
CN104658914A (zh) * | 2015-02-15 | 2015-05-27 | 上海华虹宏力半导体制造有限公司 | 一种改善形貌的深沟槽制造方法及深沟槽 |
CN104779293A (zh) * | 2015-04-17 | 2015-07-15 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结器件的制造方法 |
CN104779293B (zh) * | 2015-04-17 | 2018-06-19 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结器件的制造方法 |
CN104867826A (zh) * | 2015-06-04 | 2015-08-26 | 武汉新芯集成电路制造有限公司 | 一种避免硅片边缘薄膜剥离的方法 |
CN107919271A (zh) * | 2017-11-06 | 2018-04-17 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN107946175A (zh) * | 2017-11-06 | 2018-04-20 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN107919271B (zh) * | 2017-11-06 | 2020-04-14 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN107946175B (zh) * | 2017-11-06 | 2020-08-11 | 上海华虹宏力半导体制造有限公司 | 沟槽外延的填充方法 |
CN111508846A (zh) * | 2020-05-25 | 2020-08-07 | 上海华虹宏力半导体制造有限公司 | 屏蔽栅沟槽型mosfet工艺方法 |
CN111540672A (zh) * | 2020-06-22 | 2020-08-14 | 中芯集成电路制造(绍兴)有限公司 | 超结器件的制造方法及超结器件 |
CN111540672B (zh) * | 2020-06-22 | 2020-10-16 | 中芯集成电路制造(绍兴)有限公司 | 超结器件的制造方法及超结器件 |
Also Published As
Publication number | Publication date |
---|---|
US8273664B2 (en) | 2012-09-25 |
US20110306189A1 (en) | 2011-12-15 |
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Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI Effective date: 20140108 |
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Free format text: CORRECT: ADDRESS; FROM: 201206 PUDONG NEW AREA, SHANGHAI TO: 201203 PUDONG NEW AREA, SHANGHAI |
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Effective date of registration: 20140108 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 1399 Applicant after: Shanghai Huahong Grace Semiconductor Manufacturing Corporation Address before: 201206, Shanghai, Pudong New Area, Sichuan Road, No. 1188 Bridge Applicant before: Shanghai Huahong NEC Electronics Co., Ltd. |
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Application publication date: 20111214 |