CN101419972B - 高效擦写的分栅闪存 - Google Patents
高效擦写的分栅闪存 Download PDFInfo
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- CN101419972B CN101419972B CN200810202698.XA CN200810202698A CN101419972B CN 101419972 B CN101419972 B CN 101419972B CN 200810202698 A CN200810202698 A CN 200810202698A CN 101419972 B CN101419972 B CN 101419972B
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- flash memory
- source electrode
- control gates
- drain regions
- electrode line
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- 238000007667 floating Methods 0.000 claims abstract description 39
- 239000004065 semiconductor Substances 0.000 claims abstract description 7
- 239000000758 substrate Substances 0.000 claims abstract description 4
- 238000009413 insulation Methods 0.000 claims description 14
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 14
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 229920005591 polysilicon Polymers 0.000 claims description 10
- 239000002784 hot electron Substances 0.000 claims description 7
- 239000013078 crystal Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 150000004767 nitrides Chemical class 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000005543 nano-size silicon particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000006386 memory function Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- -1 silicon nitrides Chemical class 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
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- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN200810202698.XA CN101419972B (zh) | 2008-11-13 | 2008-11-13 | 高效擦写的分栅闪存 |
Applications Claiming Priority (1)
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CN200810202698.XA CN101419972B (zh) | 2008-11-13 | 2008-11-13 | 高效擦写的分栅闪存 |
Publications (2)
Publication Number | Publication Date |
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CN101419972A CN101419972A (zh) | 2009-04-29 |
CN101419972B true CN101419972B (zh) | 2012-12-12 |
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Family Applications (1)
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CN200810202698.XA Active CN101419972B (zh) | 2008-11-13 | 2008-11-13 | 高效擦写的分栅闪存 |
Country Status (1)
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CN (1) | CN101419972B (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102122662B (zh) * | 2011-01-17 | 2015-12-16 | 上海华虹宏力半导体制造有限公司 | P型mos存储单元 |
CN102593158B (zh) * | 2012-03-09 | 2017-12-08 | 上海华虹宏力半导体制造有限公司 | 闪存单元结构以及闪存装置 |
CN104425499A (zh) * | 2013-08-29 | 2015-03-18 | 林崇荣 | 记忆体元件、记忆体阵列与其操作方法 |
CN106449765A (zh) * | 2016-10-20 | 2017-02-22 | 武汉新芯集成电路制造有限公司 | 浮栅型闪存结构及其制作方法 |
TWI741204B (zh) * | 2017-09-15 | 2021-10-01 | 美商綠芯智慧財產有限責任公司 | 電可抹除可程式化記憶體單元、電可程式化及可抹除非揮發性記憶體單元及操作記憶體單元之方法 |
TWI742299B (zh) | 2017-09-15 | 2021-10-11 | 美商綠芯智慧財產有限責任公司 | 電可抹除可程式化非揮發性記憶體單元及操作記憶體單元之方法 |
CN108597554B (zh) * | 2018-05-10 | 2020-09-29 | 上海华虹宏力半导体制造有限公司 | 分离栅闪存的编程时序电路及方法 |
CN111430351B (zh) * | 2019-01-10 | 2023-02-07 | 合肥晶合集成电路股份有限公司 | 一种非易失性存储单元、阵列及其制作方法 |
US11101277B2 (en) | 2019-03-20 | 2021-08-24 | Greenliant Ip, Llc. | Process for manufacturing NOR memory cell with vertical floating gate |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5459091A (en) * | 1993-10-12 | 1995-10-17 | Goldstar Electron Co., Ltd. | Method for fabricating a non-volatile memory device |
US6606534B1 (en) * | 1999-11-12 | 2003-08-12 | Kabushiki Kaisha Toshiba | Strip thickness control apparatus for rolling mill |
CN101022112A (zh) * | 2006-02-16 | 2007-08-22 | 力晶半导体股份有限公司 | 非易失性存储器及其制造方法 |
CN101034720A (zh) * | 2005-09-02 | 2007-09-12 | 三星电子株式会社 | 具有l形浮置栅电极的非易失性存储器件及其制造方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR0142603B1 (ko) * | 1995-03-14 | 1998-07-01 | 김주용 | 플래쉬 이이피롬 셀 및 그 제조방법 |
US6570213B1 (en) * | 2002-02-08 | 2003-05-27 | Silicon Based Technology Corp. | Self-aligned split-gate flash memory cell and its contactless NOR-type memory array |
TW530416B (en) * | 2002-03-26 | 2003-05-01 | Nanya Technology Corp | Structure and manufacturing method of split gate flash memory |
US6747310B2 (en) * | 2002-10-07 | 2004-06-08 | Actrans System Inc. | Flash memory cells with separated self-aligned select and erase gates, and process of fabrication |
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2008
- 2008-11-13 CN CN200810202698.XA patent/CN101419972B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5459091A (en) * | 1993-10-12 | 1995-10-17 | Goldstar Electron Co., Ltd. | Method for fabricating a non-volatile memory device |
US6606534B1 (en) * | 1999-11-12 | 2003-08-12 | Kabushiki Kaisha Toshiba | Strip thickness control apparatus for rolling mill |
CN101034720A (zh) * | 2005-09-02 | 2007-09-12 | 三星电子株式会社 | 具有l形浮置栅电极的非易失性存储器件及其制造方法 |
CN101022112A (zh) * | 2006-02-16 | 2007-08-22 | 力晶半导体股份有限公司 | 非易失性存储器及其制造方法 |
Also Published As
Publication number | Publication date |
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CN101419972A (zh) | 2009-04-29 |
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Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HONGLI SEMICONDUCTOR MANUFACTURE CO LTD, SHANGHAI Effective date: 20140612 |
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Effective date of registration: 20140612 Address after: 201203 Shanghai Zhangjiang hi tech park Zuchongzhi Road No. 1399 Patentee after: Shanghai Huahong Grace Semiconductor Manufacturing Corporation Address before: 201203 Shanghai Guo Shou Jing Road, Zhangjiang hi tech Park No. 818 Patentee before: Hongli Semiconductor Manufacture Co., Ltd., Shanghai |