CN101595529B - 非易失性存储器软编程中的受控升压 - Google Patents
非易失性存储器软编程中的受控升压 Download PDFInfo
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- CN101595529B CN101595529B CN2007800423292A CN200780042329A CN101595529B CN 101595529 B CN101595529 B CN 101595529B CN 2007800423292 A CN2007800423292 A CN 2007800423292A CN 200780042329 A CN200780042329 A CN 200780042329A CN 101595529 B CN101595529 B CN 101595529B
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Classifications
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5621—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using charge storage in a floating gate
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3404—Convergence or correction of memory cell threshold voltages; Repair or recovery of overerased or overprogrammed cells
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3404—Convergence or correction of memory cell threshold voltages; Repair or recovery of overerased or overprogrammed cells
- G11C16/3409—Circuits or methods to recover overerased nonvolatile memory cells detected during erase verification, usually by means of a "soft" programming step
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Read Only Memory (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/560,744 US7535763B2 (en) | 2006-11-16 | 2006-11-16 | Controlled boosting in non-volatile memory soft programming |
US11/560,744 | 2006-11-16 | ||
US11/560,751 US7697338B2 (en) | 2006-11-16 | 2006-11-16 | Systems for controlled boosting in non-volatile memory soft programming |
US11/560,751 | 2006-11-16 | ||
PCT/US2007/084463 WO2008063972A2 (en) | 2006-11-16 | 2007-11-12 | Controlled boosting in non-volatile memory soft programming |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101595529A CN101595529A (zh) | 2009-12-02 |
CN101595529B true CN101595529B (zh) | 2013-02-13 |
Family
ID=39416767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800423292A Expired - Fee Related CN101595529B (zh) | 2006-11-16 | 2007-11-12 | 非易失性存储器软编程中的受控升压 |
Country Status (2)
Country | Link |
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US (1) | US7535763B2 (zh) |
CN (1) | CN101595529B (zh) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7697338B2 (en) * | 2006-11-16 | 2010-04-13 | Sandisk Corporation | Systems for controlled boosting in non-volatile memory soft programming |
JP4640658B2 (ja) * | 2008-02-15 | 2011-03-02 | マイクロン テクノロジー, インク. | マルチレベル抑制スキーム |
US7796436B2 (en) * | 2008-07-03 | 2010-09-14 | Macronix International Co., Ltd. | Reading method for MLC memory and reading circuit using the same |
KR101463584B1 (ko) * | 2008-07-30 | 2014-11-19 | 삼성전자주식회사 | 비휘발성 메모리 장치 및 그것의 프로그램 방법 |
US8692310B2 (en) * | 2009-02-09 | 2014-04-08 | Spansion Llc | Gate fringing effect based channel formation for semiconductor device |
US8416624B2 (en) * | 2010-05-21 | 2013-04-09 | SanDisk Technologies, Inc. | Erase and programming techniques to reduce the widening of state distributions in non-volatile memories |
US8369149B2 (en) | 2010-09-30 | 2013-02-05 | Sandisk Technologies Inc. | Multi-step channel boosting to reduce channel to floating gate coupling in memory |
US8576633B2 (en) * | 2011-09-29 | 2013-11-05 | Cypress Semiconductor Corp. | 1T smart write |
US8760923B2 (en) * | 2012-08-28 | 2014-06-24 | Freescale Semiconductor, Inc. | Non-volatile memory (NVM) that uses soft programming |
US20140198576A1 (en) * | 2013-01-16 | 2014-07-17 | Macronix International Co, Ltd. | Programming technique for reducing program disturb in stacked memory structures |
JP6179206B2 (ja) * | 2013-06-11 | 2017-08-16 | 株式会社リコー | メモリ制御装置 |
CN106340320B (zh) * | 2015-07-15 | 2019-06-21 | 中国科学院微电子研究所 | 一种存储器读取方法及读取系统 |
US9390808B1 (en) * | 2015-09-11 | 2016-07-12 | Kabushiki Kaisha Toshiba | Semiconductor memory device |
KR102348092B1 (ko) * | 2015-09-14 | 2022-01-10 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 이의 동작 방법 |
KR102378537B1 (ko) * | 2015-11-06 | 2022-03-25 | 에스케이하이닉스 주식회사 | Gidl 스크린을 위한 워드라인 드라이버, 이를 이용하는 반도체 메모리 장치 및 테스트 방법 |
US9721652B2 (en) | 2015-11-17 | 2017-08-01 | Sandisk Technologies Llc | State dependent sensing for wordline interference correction |
US10381094B2 (en) | 2016-10-11 | 2019-08-13 | Macronix International Co., Ltd. | 3D memory with staged-level multibit programming |
KR20190073943A (ko) * | 2017-12-19 | 2019-06-27 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 그 동작 방법 |
US10832766B2 (en) * | 2018-09-28 | 2020-11-10 | Intel Corporation | Program verification time reduction in non-volatile memory devices |
KR102442219B1 (ko) * | 2018-10-08 | 2022-09-08 | 에스케이하이닉스 주식회사 | 메모리 장치 및 이의 동작 방법 |
US10741252B2 (en) * | 2018-12-18 | 2020-08-11 | Micron Technology, Inc. | Apparatus and methods for programming memory cells using multi-step programming pulses |
JP7119238B2 (ja) | 2020-02-26 | 2022-08-16 | 長江存儲科技有限責任公司 | メモリデバイスをプログラミングする方法および関連のメモリデバイス |
KR20220015245A (ko) * | 2020-07-30 | 2022-02-08 | 삼성전자주식회사 | 프로그래밍 동안 양방향 채널 프리차지를 수행하는 비휘발성 메모리 장치 |
CN112152594B (zh) * | 2020-10-09 | 2022-01-21 | 福建省晋华集成电路有限公司 | Efuse的烧写方法、efuse烧写电路与电子装置 |
US11475957B2 (en) | 2021-01-14 | 2022-10-18 | Sandisk Technologies Llc | Optimized programming with a single bit per memory cell and multiple bits per memory cell |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6134140A (en) * | 1997-05-14 | 2000-10-17 | Kabushiki Kaisha Toshiba | Nonvolatile semiconductor memory device with soft-programming to adjust erased state of memory cells |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5745410A (en) * | 1995-11-17 | 1998-04-28 | Macronix International Co., Ltd. | Method and system for soft programming algorithm |
US6314026B1 (en) * | 1999-02-08 | 2001-11-06 | Kabushiki Kaisha Toshiba | Nonvolatile semiconductor device using local self boost technique |
US6198662B1 (en) * | 1999-06-24 | 2001-03-06 | Amic Technology, Inc. | Circuit and method for pre-erasing/erasing flash memory array |
KR100357693B1 (ko) * | 1999-12-06 | 2002-10-25 | 삼성전자 주식회사 | 향상된 소거 알고리즘이 내장된 불휘발성 반도체 메모리장치 |
JP3810985B2 (ja) * | 2000-05-22 | 2006-08-16 | 株式会社東芝 | 不揮発性半導体メモリ |
US6252803B1 (en) * | 2000-10-23 | 2001-06-26 | Advanced Micro Devices, Inc. | Automatic program disturb with intelligent soft programming for flash cells |
KR100407572B1 (ko) * | 2001-01-10 | 2003-12-01 | 삼성전자주식회사 | 낸드형 플래쉬 메모리 장치에서의 셀 드레쉬홀드 전압의분포를 개선하는 방법 |
US6469939B1 (en) * | 2001-05-18 | 2002-10-22 | Advanced Micro Devices, Inc. | Flash memory device with increase of efficiency during an APDE (automatic program disturb after erase) process |
US6532175B1 (en) * | 2002-01-16 | 2003-03-11 | Advanced Micro Devices, In. | Method and apparatus for soft program verification in a memory device |
US6661711B2 (en) * | 2002-02-06 | 2003-12-09 | Sandisk Corporation | Implementation of an inhibit during soft programming to tighten an erase voltage distribution |
US6798694B2 (en) * | 2002-08-29 | 2004-09-28 | Micron Technology, Inc. | Method for reducing drain disturb in programming |
US6859397B2 (en) * | 2003-03-05 | 2005-02-22 | Sandisk Corporation | Source side self boosting technique for non-volatile memory |
JP3884448B2 (ja) * | 2004-05-17 | 2007-02-21 | 株式会社東芝 | 半導体記憶装置 |
US6975538B2 (en) * | 2003-10-08 | 2005-12-13 | Micron Technology, Inc. | Memory block erasing in a flash memory device |
US7023739B2 (en) * | 2003-12-05 | 2006-04-04 | Matrix Semiconductor, Inc. | NAND memory array incorporating multiple write pulse programming of individual memory cells and method for operation of same |
US7023733B2 (en) * | 2004-05-05 | 2006-04-04 | Sandisk Corporation | Boosting to control programming of non-volatile memory |
JP4668199B2 (ja) * | 2004-08-30 | 2011-04-13 | スパンション エルエルシー | 不揮発性記憶装置の消去方法、および不揮発性記憶装置 |
US7092290B2 (en) * | 2004-11-16 | 2006-08-15 | Sandisk Corporation | High speed programming system with reduced over programming |
US7408804B2 (en) * | 2005-03-31 | 2008-08-05 | Sandisk Corporation | Systems for soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells |
US7295478B2 (en) * | 2005-05-12 | 2007-11-13 | Sandisk Corporation | Selective application of program inhibit schemes in non-volatile memory |
US7301817B2 (en) * | 2005-10-27 | 2007-11-27 | Sandisk Corporation | Method for programming of multi-state non-volatile memory using smart verify |
US7545675B2 (en) * | 2005-12-16 | 2009-06-09 | Sandisk Corporation | Reading non-volatile storage with efficient setup |
US7355889B2 (en) * | 2005-12-19 | 2008-04-08 | Sandisk Corporation | Method for programming non-volatile memory with reduced program disturb using modified pass voltages |
US7286408B1 (en) * | 2006-05-05 | 2007-10-23 | Sandisk Corporation | Boosting methods for NAND flash memory |
-
2006
- 2006-11-16 US US11/560,744 patent/US7535763B2/en active Active
-
2007
- 2007-11-12 CN CN2007800423292A patent/CN101595529B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6134140A (en) * | 1997-05-14 | 2000-10-17 | Kabushiki Kaisha Toshiba | Nonvolatile semiconductor memory device with soft-programming to adjust erased state of memory cells |
Also Published As
Publication number | Publication date |
---|---|
US7535763B2 (en) | 2009-05-19 |
US20080117683A1 (en) | 2008-05-22 |
CN101595529A (zh) | 2009-12-02 |
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Owner name: SANDISK TECHNOLOGIES, INC. Free format text: FORMER OWNER: SANDISK CORPORATION Effective date: 20121109 |
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