CN101218651B - 非易失性存储器系统及软编程方法 - Google Patents
非易失性存储器系统及软编程方法 Download PDFInfo
- Publication number
- CN101218651B CN101218651B CN2006800105187A CN200680010518A CN101218651B CN 101218651 B CN101218651 B CN 101218651B CN 2006800105187 A CN2006800105187 A CN 2006800105187A CN 200680010518 A CN200680010518 A CN 200680010518A CN 101218651 B CN101218651 B CN 101218651B
- Authority
- CN
- China
- Prior art keywords
- volatile memory
- memory device
- subgroup
- group
- programming
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012795 verification Methods 0.000 title abstract description 61
- 238000000034 method Methods 0.000 claims description 71
- 238000007667 floating Methods 0.000 description 90
- 230000008878 coupling Effects 0.000 description 48
- 238000010168 coupling process Methods 0.000 description 48
- 238000005859 coupling reaction Methods 0.000 description 48
- 238000009826 distribution Methods 0.000 description 37
- 230000008569 process Effects 0.000 description 22
- 238000005516 engineering process Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 12
- 230000006399 behavior Effects 0.000 description 9
- 230000001276 controlling effect Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 230000001965 increasing effect Effects 0.000 description 7
- 230000014509 gene expression Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000001808 coupling effect Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 239000004065 semiconductor Substances 0.000 description 4
- 244000287680 Garcinia dulcis Species 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 102100030441 Ubiquitin-conjugating enzyme E2 Z Human genes 0.000 description 2
- 101710192875 Ubiquitin-conjugating enzyme E2 Z Proteins 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000001394 metastastic effect Effects 0.000 description 2
- 206010061289 metastatic neoplasm Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 101100029548 Mus musculus Pgm2 gene Proteins 0.000 description 1
- 101150028796 PGM1 gene Proteins 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 210000000481 breast Anatomy 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007334 memory performance Effects 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- 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
- G11C11/5628—Programming or writing circuits; Data input circuits
-
- 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
- G11C11/5628—Programming or writing circuits; Data input circuits
- G11C11/5635—Erasing circuits
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
- G11C16/0483—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells having several storage transistors connected in series
-
- 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
- G11C16/10—Programming or data input circuits
-
- 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
- G11C16/10—Programming or data input circuits
- G11C16/12—Programming voltage switching circuits
-
- 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
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/344—Arrangements for verifying correct erasure or for detecting overerased cells
- G11C16/345—Circuits or methods to detect overerased nonvolatile memory cells, usually during erasure verification
-
- 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
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/3454—Arrangements for verifying correct programming or for detecting 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
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/3468—Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing
-
- 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
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/3468—Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing
- G11C16/3472—Circuits or methods to verify correct erasure of nonvolatile memory cells whilst erasing is in progress, e.g. by detecting onset or cessation of current flow in cells and using the detector output to terminate erasure
-
- 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
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/3468—Prevention of overerasure or overprogramming, e.g. by verifying whilst erasing or writing
- G11C16/3477—Circuits or methods to prevent overerasing of nonvolatile memory cells, e.g. by detecting onset or cessation of current flow in cells and using the detector output to terminate erasing
-
- 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
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
- G11C16/16—Circuits for erasing electrically, e.g. erase voltage switching circuits for erasing blocks, e.g. arrays, words, groups
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C2211/56—Indexing scheme relating to G11C11/56 and sub-groups for features not covered by these groups
- G11C2211/562—Multilevel memory programming aspects
- G11C2211/5621—Multilevel programming verification
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2216/00—Indexing scheme relating to G11C16/00 and subgroups, for features not directly covered by these groups
- G11C2216/12—Reading and writing aspects of erasable programmable read-only memories
- G11C2216/18—Flash erasure of all the cells in an array, sector or block simultaneously
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US66704305P | 2005-03-31 | 2005-03-31 | |
US60/667,043 | 2005-03-31 | ||
US11/296,071 | 2005-12-06 | ||
US11/296,071 US7408804B2 (en) | 2005-03-31 | 2005-12-06 | Systems for soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells |
US11/295,747 | 2005-12-06 | ||
US11/295,747 US7486564B2 (en) | 2005-03-31 | 2005-12-06 | Soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells |
PCT/US2006/011354 WO2006105133A1 (en) | 2005-03-31 | 2006-03-29 | Soft programming non-volatile memory utilizing individual verification and additional soft programming of subsets of memory cells |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101218651A CN101218651A (zh) | 2008-07-09 |
CN101218651B true CN101218651B (zh) | 2013-06-12 |
Family
ID=36616914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006800105187A Active CN101218651B (zh) | 2005-03-31 | 2006-03-29 | 非易失性存储器系统及软编程方法 |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP1864294A1 (ja) |
JP (1) | JP4796126B2 (ja) |
KR (1) | KR100892405B1 (ja) |
CN (1) | CN101218651B (ja) |
TW (1) | TWI313867B (ja) |
WO (1) | WO2006105133A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7499338B2 (en) * | 2006-10-13 | 2009-03-03 | Sandisk Corporation | Partitioned soft programming in non-volatile memory |
WO2008048810A2 (en) | 2006-10-13 | 2008-04-24 | Sandisk Corporation | Partitioned soft programming in non-volatile memory |
KR100885784B1 (ko) * | 2007-08-08 | 2009-02-26 | 주식회사 하이닉스반도체 | 불휘발성 메모리 장치의 소프트 프로그램 방법 |
US8369155B2 (en) | 2007-08-08 | 2013-02-05 | Hynix Semiconductor Inc. | Operating method in a non-volatile memory device |
KR101414494B1 (ko) * | 2008-03-17 | 2014-07-04 | 삼성전자주식회사 | 메모리 장치 및 메모리 데이터 읽기 방법 |
JP2009230818A (ja) | 2008-03-24 | 2009-10-08 | Toshiba Corp | 半導体記憶装置 |
JP5259666B2 (ja) | 2010-09-22 | 2013-08-07 | 株式会社東芝 | 不揮発性半導体記憶装置 |
KR20120088451A (ko) | 2011-01-31 | 2012-08-08 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치 및 그 데이터 소거 방법 |
US9875810B2 (en) | 2013-07-24 | 2018-01-23 | Microsoft Technology Licensing, Llc | Self-identifying memory errors |
JP2015053098A (ja) | 2013-09-09 | 2015-03-19 | 株式会社東芝 | 不揮発性半導体記憶装置 |
JP6779819B2 (ja) * | 2017-03-22 | 2020-11-04 | キオクシア株式会社 | 半導体記憶装置 |
KR102575476B1 (ko) | 2018-07-11 | 2023-09-07 | 삼성전자주식회사 | 비휘발성 메모리 장치의 데이터 저장 방법, 데이터 소거 방법 및 이를 수행하는 비휘발성 메모리 장치 |
CN112965667B (zh) * | 2020-02-20 | 2024-08-16 | 长江存储科技有限责任公司 | 对多平面存储器件进行编程的方法和多平面存储器件 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5768188A (en) * | 1995-12-11 | 1998-06-16 | Samsung Electronics Co., Ltd. | Multi-state non-volatile semiconductor memory and method for driving the same |
CN1359523A (zh) * | 1999-06-08 | 2002-07-17 | 旺宏电子股份有限公司 | 用于位线软编程(blisp)的方法与集成电路 |
US20020133679A1 (en) * | 2001-01-10 | 2002-09-19 | Samsung Electronics Co., Ltd. | Method for optimizing distribution profile of cell threshold voltages in nand-type flash memory device |
WO2003063175A1 (en) * | 2002-01-16 | 2003-07-31 | Advanced Micro Devices, Inc. | Method and apparatus for soft program verification in a memory device |
JP2004127346A (ja) * | 2002-09-30 | 2004-04-22 | Toshiba Corp | 不揮発性半導体メモリ装置 |
CN1494720A (zh) * | 2001-04-09 | 2004-05-05 | �Ƚ�װ�ù�˾ | 闪存阵列中的核心存储单元的软程序及软程序校验 |
CN1182538C (zh) * | 1999-08-09 | 2004-12-29 | 先进微装置公司 | 以软编程来紧缩vt分布的斜坡栅技术 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09320282A (ja) * | 1996-05-27 | 1997-12-12 | Sharp Corp | 不揮発性半導体記憶装置の消去制御方法 |
JP2000236031A (ja) * | 1999-02-16 | 2000-08-29 | Toshiba Corp | 不揮発性半導体記憶装置 |
JP2002157890A (ja) * | 2000-11-16 | 2002-05-31 | Mitsubishi Electric Corp | 不揮発性半導体記憶装置および不揮発性半導体記憶装置のデータ消去方法 |
-
2006
- 2006-03-29 WO PCT/US2006/011354 patent/WO2006105133A1/en active Application Filing
- 2006-03-29 JP JP2008504272A patent/JP4796126B2/ja active Active
- 2006-03-29 KR KR1020077022607A patent/KR100892405B1/ko active IP Right Grant
- 2006-03-29 EP EP06739867A patent/EP1864294A1/en not_active Withdrawn
- 2006-03-29 CN CN2006800105187A patent/CN101218651B/zh active Active
- 2006-03-31 TW TW095111552A patent/TWI313867B/zh not_active IP Right Cessation
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5768188A (en) * | 1995-12-11 | 1998-06-16 | Samsung Electronics Co., Ltd. | Multi-state non-volatile semiconductor memory and method for driving the same |
CN1359523A (zh) * | 1999-06-08 | 2002-07-17 | 旺宏电子股份有限公司 | 用于位线软编程(blisp)的方法与集成电路 |
CN1182538C (zh) * | 1999-08-09 | 2004-12-29 | 先进微装置公司 | 以软编程来紧缩vt分布的斜坡栅技术 |
US20020133679A1 (en) * | 2001-01-10 | 2002-09-19 | Samsung Electronics Co., Ltd. | Method for optimizing distribution profile of cell threshold voltages in nand-type flash memory device |
CN1494720A (zh) * | 2001-04-09 | 2004-05-05 | �Ƚ�װ�ù�˾ | 闪存阵列中的核心存储单元的软程序及软程序校验 |
WO2003063175A1 (en) * | 2002-01-16 | 2003-07-31 | Advanced Micro Devices, Inc. | Method and apparatus for soft program verification in a memory device |
JP2004127346A (ja) * | 2002-09-30 | 2004-04-22 | Toshiba Corp | 不揮発性半導体メモリ装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2008536248A (ja) | 2008-09-04 |
KR100892405B1 (ko) | 2009-04-10 |
CN101218651A (zh) | 2008-07-09 |
JP4796126B2 (ja) | 2011-10-19 |
TWI313867B (en) | 2009-08-21 |
EP1864294A1 (en) | 2007-12-12 |
KR20080016537A (ko) | 2008-02-21 |
TW200703340A (en) | 2007-01-16 |
WO2006105133A1 (en) | 2006-10-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101213614B (zh) | 擦除非易失性存储器的方法和装置 | |
CN101218651B (zh) | 非易失性存储器系统及软编程方法 | |
US11056202B2 (en) | Semiconductor memory device capable of shortening erase time | |
CN101584006B (zh) | 非易失性存储器中的经分割的软编程 | |
CN101595529B (zh) | 非易失性存储器软编程中的受控升压 | |
US7403428B2 (en) | Systems for erasing non-volatile memory utilizing changing word line conditions to compensate for slower erasing memory cells | |
CN101584005B (zh) | 非易失性存储器中的经分割擦除及擦除验证 | |
EP1864292B1 (en) | Erasing non-volatile memory utilizing changing word line conditions to compensate for slower frasing memory cells | |
JP2008140488A (ja) | 半導体記憶装置 | |
JP2012226806A (ja) | 不揮発性半導体記憶装置 | |
US7450417B2 (en) | Nonvolatile semiconductor memory device | |
EP2057635B1 (en) | Partitioned erase and erase verification in non-volatile memory | |
EP2080199B1 (en) | Partitioned soft programming in non-volatile memory | |
WO2009006485A1 (en) | Erase voltage manipulation in non-volatile memory for controlled shifts in threshold voltage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: SANDISK TECHNOLOGIES, INC. Free format text: FORMER OWNER: SANDISK CORPORATION Effective date: 20120925 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120925 Address after: American Texas Applicant after: Sandisk Corp. Address before: American California Applicant before: Sandisk Corp. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: American Texas Patentee after: DELPHI INT OPERATIONS LUX SRL Address before: American Texas Patentee before: Sandisk Corp. |