CN103035502A - Igbt栅极沟槽多晶硅的填充方法 - Google Patents
Igbt栅极沟槽多晶硅的填充方法 Download PDFInfo
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- CN103035502A CN103035502A CN2012102719956A CN201210271995A CN103035502A CN 103035502 A CN103035502 A CN 103035502A CN 2012102719956 A CN2012102719956 A CN 2012102719956A CN 201210271995 A CN201210271995 A CN 201210271995A CN 103035502 A CN103035502 A CN 103035502A
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- polycrystalline silicon
- polysilicon
- igbt
- groove
- temperature
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title claims abstract description 24
- 229920005591 polysilicon Polymers 0.000 claims description 34
- 239000000126 substance Substances 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052796 boron Inorganic materials 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- 230000008021 deposition Effects 0.000 claims 4
- 239000002131 composite material Substances 0.000 abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 238000000137 annealing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000004857 zone melting Methods 0.000 description 1
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- Electrodes Of Semiconductors (AREA)
Abstract
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Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102719956A CN103035502A (zh) | 2012-08-01 | 2012-08-01 | Igbt栅极沟槽多晶硅的填充方法 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102719956A CN103035502A (zh) | 2012-08-01 | 2012-08-01 | Igbt栅极沟槽多晶硅的填充方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103035502A true CN103035502A (zh) | 2013-04-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2012102719956A Pending CN103035502A (zh) | 2012-08-01 | 2012-08-01 | Igbt栅极沟槽多晶硅的填充方法 |
Country Status (1)
| Country | Link |
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| CN (1) | CN103035502A (zh) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444467A (zh) * | 2019-08-15 | 2019-11-12 | 上海新傲科技股份有限公司 | 多晶硅薄膜半导体衬底的制备方法 |
| CN110876280A (zh) * | 2019-10-12 | 2020-03-10 | 长江存储科技有限责任公司 | 用于晶片翘曲控制的方法 |
| CN115206792A (zh) * | 2022-07-28 | 2022-10-18 | 华虹半导体(无锡)有限公司 | 改善晶圆翘曲的方法 |
| CN117747422A (zh) * | 2024-02-21 | 2024-03-22 | 中国科学院长春光学精密机械与物理研究所 | 一种低应力深沟槽多晶栅及其制备方法 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186167A (ja) * | 1994-12-27 | 1996-07-16 | Mitsubishi Materials Shilicon Corp | 張り合わせ誘電体分離ウェーハの製造方法 |
| JP2001127150A (ja) * | 1999-10-29 | 2001-05-11 | Mitsubishi Materials Silicon Corp | Soiウェーハおよびその製造方法 |
| US20060046364A1 (en) * | 2004-08-26 | 2006-03-02 | Mosel Vitelic, Inc. | Method for forming a gate structure through an amorphous silicon layer and applications thereof |
| KR20060072959A (ko) * | 2004-12-24 | 2006-06-28 | 주식회사 하이닉스반도체 | 반도체 소자의 게이트 형성방법 |
| CN101872739A (zh) * | 2009-04-23 | 2010-10-27 | 上海华虹Nec电子有限公司 | 沟槽的填充方法 |
| CN101958342A (zh) * | 2009-07-20 | 2011-01-26 | 上海华虹Nec电子有限公司 | 栅结构及其制造方法 |
| CN102468128A (zh) * | 2010-11-09 | 2012-05-23 | 上海华虹Nec电子有限公司 | 深沟槽多晶硅形成方法 |
-
2012
- 2012-08-01 CN CN2012102719956A patent/CN103035502A/zh active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186167A (ja) * | 1994-12-27 | 1996-07-16 | Mitsubishi Materials Shilicon Corp | 張り合わせ誘電体分離ウェーハの製造方法 |
| JP2001127150A (ja) * | 1999-10-29 | 2001-05-11 | Mitsubishi Materials Silicon Corp | Soiウェーハおよびその製造方法 |
| US20060046364A1 (en) * | 2004-08-26 | 2006-03-02 | Mosel Vitelic, Inc. | Method for forming a gate structure through an amorphous silicon layer and applications thereof |
| KR20060072959A (ko) * | 2004-12-24 | 2006-06-28 | 주식회사 하이닉스반도체 | 반도체 소자의 게이트 형성방법 |
| CN101872739A (zh) * | 2009-04-23 | 2010-10-27 | 上海华虹Nec电子有限公司 | 沟槽的填充方法 |
| CN101958342A (zh) * | 2009-07-20 | 2011-01-26 | 上海华虹Nec电子有限公司 | 栅结构及其制造方法 |
| CN102468128A (zh) * | 2010-11-09 | 2012-05-23 | 上海华虹Nec电子有限公司 | 深沟槽多晶硅形成方法 |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110444467A (zh) * | 2019-08-15 | 2019-11-12 | 上海新傲科技股份有限公司 | 多晶硅薄膜半导体衬底的制备方法 |
| CN110876280A (zh) * | 2019-10-12 | 2020-03-10 | 长江存储科技有限责任公司 | 用于晶片翘曲控制的方法 |
| US11081408B2 (en) | 2019-10-12 | 2021-08-03 | Yangtze Memory Technologies Co., Ltd. | Methods for wafer warpage control |
| CN110876280B (zh) * | 2019-10-12 | 2022-03-15 | 长江存储科技有限责任公司 | 用于晶片翘曲控制的方法 |
| CN115206792A (zh) * | 2022-07-28 | 2022-10-18 | 华虹半导体(无锡)有限公司 | 改善晶圆翘曲的方法 |
| CN117747422A (zh) * | 2024-02-21 | 2024-03-22 | 中国科学院长春光学精密机械与物理研究所 | 一种低应力深沟槽多晶栅及其制备方法 |
| CN117747422B (zh) * | 2024-02-21 | 2024-04-16 | 中国科学院长春光学精密机械与物理研究所 | 一种低应力深沟槽多晶栅及其制备方法 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI Effective date: 20140115 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201206 PUDONG NEW AREA, SHANGHAI TO: 201203 PUDONG NEW AREA, SHANGHAI |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20140115 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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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130410 |