CN1188909C - 一种非易失性存储单元的编程及擦除方法 - Google Patents
一种非易失性存储单元的编程及擦除方法 Download PDFInfo
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- CN1188909C CN1188909C CNB021051747A CN02105174A CN1188909C CN 1188909 C CN1188909 C CN 1188909C CN B021051747 A CNB021051747 A CN B021051747A CN 02105174 A CN02105174 A CN 02105174A CN 1188909 C CN1188909 C CN 1188909C
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- memory cell
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- 238000000034 method Methods 0.000 title claims abstract description 38
- 230000015654 memory Effects 0.000 claims abstract description 211
- 238000009792 diffusion process Methods 0.000 claims description 37
- 230000000694 effects Effects 0.000 claims description 12
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 5
- 230000005641 tunneling Effects 0.000 description 17
- 239000002184 metal Substances 0.000 description 8
- 239000002784 hot electron Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 229910052814 silicon oxide Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000003491 array Methods 0.000 description 3
- 230000005689 Fowler Nordheim tunneling Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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Abstract
Description
Claims (19)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021051747A CN1188909C (zh) | 2002-02-25 | 2002-02-25 | 一种非易失性存储单元的编程及擦除方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021051747A CN1188909C (zh) | 2002-02-25 | 2002-02-25 | 一种非易失性存储单元的编程及擦除方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1441480A CN1441480A (zh) | 2003-09-10 |
| CN1188909C true CN1188909C (zh) | 2005-02-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021051747A Expired - Fee Related CN1188909C (zh) | 2002-02-25 | 2002-02-25 | 一种非易失性存储单元的编程及擦除方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1188909C (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7262457B2 (en) * | 2004-01-05 | 2007-08-28 | Ememory Technology Inc. | Non-volatile memory cell |
| US7405441B2 (en) | 2005-03-11 | 2008-07-29 | Infineon Technology Ag | Semiconductor memory |
| US7342833B2 (en) * | 2005-08-23 | 2008-03-11 | Freescale Semiconductor, Inc. | Nonvolatile memory cell programming |
| US7855411B2 (en) | 2007-05-25 | 2010-12-21 | Macronix International Co., Ltd. | Memory cell |
| US7795088B2 (en) | 2007-05-25 | 2010-09-14 | Macronix International Co., Ltd. | Method for manufacturing memory cell |
| US10482968B1 (en) * | 2018-11-22 | 2019-11-19 | Wuhan Xinxin Semiconductor Manufacturing Co., Ltd. | Local x-decoder and related memory system |
-
2002
- 2002-02-25 CN CNB021051747A patent/CN1188909C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1441480A (zh) | 2003-09-10 |
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| C14 | Grant of patent or utility model | ||
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| ASS | Succession or assignment of patent right |
Owner name: LIJING SEMICONDUCTOR CO., LTD. Free format text: FORMER OWNER: LIWANG ELECTRONIC CO., LTD Effective date: 20050107 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20050107 Address after: Hsinchu city of Taiwan Province Patentee after: Powerchip Semiconductor Corp. Address before: Hsinchu city of Taiwan Province Patentee before: Liwang Electronic Co., Ltd |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050209 Termination date: 20110225 |