CN1591879A - 一种电可擦除可编程只读存储器及其制造方法 - Google Patents
一种电可擦除可编程只读存储器及其制造方法 Download PDFInfo
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- CN1591879A CN1591879A CN03150637.2A CN03150637A CN1591879A CN 1591879 A CN1591879 A CN 1591879A CN 03150637 A CN03150637 A CN 03150637A CN 1591879 A CN1591879 A CN 1591879A
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000007667 floating Methods 0.000 claims abstract description 41
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 34
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 21
- 239000010703 silicon Substances 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 150000004767 nitrides Chemical class 0.000 claims abstract description 9
- 229920005591 polysilicon Polymers 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 claims description 26
- 238000000151 deposition Methods 0.000 claims description 13
- 230000008021 deposition Effects 0.000 claims description 12
- 238000001259 photo etching Methods 0.000 claims description 12
- 238000005229 chemical vapour deposition Methods 0.000 claims description 10
- 238000005260 corrosion Methods 0.000 claims description 9
- 230000007797 corrosion Effects 0.000 claims description 9
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 239000010410 layer Substances 0.000 description 54
- 238000005516 engineering process Methods 0.000 description 14
- 230000008569 process Effects 0.000 description 13
- 230000001413 cellular effect Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000011229 interlayer Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000001039 wet etching Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000002203 pretreatment Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB031506372A CN1328794C (zh) | 2003-08-29 | 2003-08-29 | 一种电可擦除可编程只读存储器的制造方法 |
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CNB031506372A CN1328794C (zh) | 2003-08-29 | 2003-08-29 | 一种电可擦除可编程只读存储器的制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN1591879A true CN1591879A (zh) | 2005-03-09 |
CN1328794C CN1328794C (zh) | 2007-07-25 |
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CNB031506372A Expired - Lifetime CN1328794C (zh) | 2003-08-29 | 2003-08-29 | 一种电可擦除可编程只读存储器的制造方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101170064B (zh) * | 2006-10-23 | 2010-05-12 | 上海华虹Nec电子有限公司 | 闪存工艺高压栅氧和隧穿氧化层形成方法 |
CN102044545A (zh) * | 2009-10-20 | 2011-05-04 | 中芯国际集成电路制造(上海)有限公司 | 分立栅快闪存储器及其制造方法 |
CN101944511B (zh) * | 2009-07-09 | 2012-07-25 | 中芯国际集成电路制造(上海)有限公司 | 存储单元区制作的方法 |
CN105870067A (zh) * | 2015-01-22 | 2016-08-17 | 中芯国际集成电路制造(上海)有限公司 | P沟道快闪存储器的制作方法 |
CN112563322A (zh) * | 2020-12-01 | 2021-03-26 | 珠海博雅科技有限公司 | 场效应晶体管及其制造方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5066992A (en) * | 1989-06-23 | 1991-11-19 | Atmel Corporation | Programmable and erasable MOS memory device |
JPH04217373A (ja) * | 1990-12-18 | 1992-08-07 | Sharp Corp | 不揮発性記憶装置およびその製造方法 |
US5912842A (en) * | 1995-11-14 | 1999-06-15 | Programmable Microelectronics Corp. | Nonvolatile PMOS two transistor memory cell and array |
US5867425A (en) * | 1997-04-11 | 1999-02-02 | Wong; Ting-Wah | Nonvolatile memory capable of using substrate hot electron injection |
US6159800A (en) * | 1997-04-11 | 2000-12-12 | Programmable Silicon Solutions | Method of forming a memory cell |
JP3332152B2 (ja) * | 1998-02-18 | 2002-10-07 | 日本電気株式会社 | 不揮発性半導体記憶装置 |
CN1208836C (zh) * | 2001-04-11 | 2005-06-29 | 华邦电子股份有限公司 | 电可擦可编程的内存装置及其制造方法 |
-
2003
- 2003-08-29 CN CNB031506372A patent/CN1328794C/zh not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101170064B (zh) * | 2006-10-23 | 2010-05-12 | 上海华虹Nec电子有限公司 | 闪存工艺高压栅氧和隧穿氧化层形成方法 |
CN101944511B (zh) * | 2009-07-09 | 2012-07-25 | 中芯国际集成电路制造(上海)有限公司 | 存储单元区制作的方法 |
CN102044545A (zh) * | 2009-10-20 | 2011-05-04 | 中芯国际集成电路制造(上海)有限公司 | 分立栅快闪存储器及其制造方法 |
CN102044545B (zh) * | 2009-10-20 | 2013-03-27 | 中芯国际集成电路制造(上海)有限公司 | 分立栅快闪存储器及其制造方法 |
CN105870067A (zh) * | 2015-01-22 | 2016-08-17 | 中芯国际集成电路制造(上海)有限公司 | P沟道快闪存储器的制作方法 |
CN105870067B (zh) * | 2015-01-22 | 2019-07-16 | 中芯国际集成电路制造(上海)有限公司 | P沟道快闪存储器的制作方法 |
CN112563322A (zh) * | 2020-12-01 | 2021-03-26 | 珠海博雅科技有限公司 | 场效应晶体管及其制造方法 |
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Publication number | Publication date |
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CN1328794C (zh) | 2007-07-25 |
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Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20111202 |
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Effective date of registration: 20111202 Address after: 201203 No. 18 Zhangjiang Road, Shanghai Co-patentee after: Semiconductor Manufacturing International (Beijing) Corp. Patentee after: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) Corp. Address before: 201203 No. 18 Zhangjiang Road, Shanghai Patentee before: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (SHANGHAI) Corp. |
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Granted publication date: 20070725 |