CN100490112C - 改善高压mos器件中浅沟槽隔离形貌的方法 - Google Patents
改善高压mos器件中浅沟槽隔离形貌的方法 Download PDFInfo
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- CN100490112C CN100490112C CNB2005101102342A CN200510110234A CN100490112C CN 100490112 C CN100490112 C CN 100490112C CN B2005101102342 A CNB2005101102342 A CN B2005101102342A CN 200510110234 A CN200510110234 A CN 200510110234A CN 100490112 C CN100490112 C CN 100490112C
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- shallow trench
- trench isolation
- pattern
- etching
- improve
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- Drying Of Semiconductors (AREA)
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CNB2005101102342A CN100490112C (zh) | 2005-11-10 | 2005-11-10 | 改善高压mos器件中浅沟槽隔离形貌的方法 |
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CNB2005101102342A CN100490112C (zh) | 2005-11-10 | 2005-11-10 | 改善高压mos器件中浅沟槽隔离形貌的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1964015A CN1964015A (zh) | 2007-05-16 |
CN100490112C true CN100490112C (zh) | 2009-05-20 |
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CNB2005101102342A Expired - Fee Related CN100490112C (zh) | 2005-11-10 | 2005-11-10 | 改善高压mos器件中浅沟槽隔离形貌的方法 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101752290B (zh) * | 2008-12-03 | 2011-08-17 | 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 |
CN102117761B (zh) * | 2010-01-05 | 2013-07-24 | 上海华虹Nec电子有限公司 | 改善浅沟槽隔离顶部倒角圆滑性的湿法工艺方法 |
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- 2005-11-10 CN CNB2005101102342A patent/CN100490112C/zh not_active Expired - Fee Related
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CN1964015A (zh) | 2007-05-16 |
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Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI Effective date: 20131216 |
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C41 | Transfer of patent application or patent right or utility model | ||
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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: 20131216 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 1399 Patentee after: Shanghai Huahong Grace Semiconductor Manufacturing Corp. Address before: 201206, Shanghai, Pudong New Area, Sichuan Road, No. 1188 Bridge Patentee before: Shanghai Hua Hong NEC Electronics Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090520 Termination date: 20211110 |