TWI369686B - Apparatus with segmented bitscan for verification of programming and method thereof - Google Patents
Apparatus with segmented bitscan for verification of programming and method thereofInfo
- Publication number
- TWI369686B TWI369686B TW096144333A TW96144333A TWI369686B TW I369686 B TWI369686 B TW I369686B TW 096144333 A TW096144333 A TW 096144333A TW 96144333 A TW96144333 A TW 96144333A TW I369686 B TWI369686 B TW I369686B
- Authority
- TW
- Taiwan
- Prior art keywords
- programming
- volatile storage
- storage elements
- verification
- store
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1072—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in multilevel memories
-
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1068—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in sector programmable memories, e.g. flash disk
-
- 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
-
- 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
- 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
- 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
- G11C16/3436—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
- G11C16/3454—Arrangements for verifying correct programming or for detecting overprogrammed cells
- G11C16/3459—Circuits or methods to verify correct programming of nonvolatile memory cells
-
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/563,585 US7545681B2 (en) | 2006-11-27 | 2006-11-27 | Segmented bitscan for verification of programming |
US11/563,590 US7440319B2 (en) | 2006-11-27 | 2006-11-27 | Apparatus with segmented bitscan for verification of programming |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200839771A TW200839771A (en) | 2008-10-01 |
TWI369686B true TWI369686B (en) | 2012-08-01 |
Family
ID=39167421
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW096144333A TWI369686B (en) | 2006-11-27 | 2007-11-22 | Apparatus with segmented bitscan for verification of programming and method thereof |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP2074627B1 (zh) |
JP (1) | JP5067645B2 (zh) |
KR (1) | KR101100358B1 (zh) |
CN (1) | CN101589437B (zh) |
AT (1) | ATE481714T1 (zh) |
DE (1) | DE602007009277D1 (zh) |
TW (1) | TWI369686B (zh) |
WO (1) | WO2008067185A1 (zh) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7545681B2 (en) | 2006-11-27 | 2009-06-09 | Sandisk Corporation | Segmented bitscan for verification of programming |
CO6170067A1 (es) * | 2008-12-12 | 2010-06-18 | Ecopetrol Sa | Unidad de drenaje auto-sellante para separacion de fluidos inmiscibles de diferente densidad |
US8400854B2 (en) * | 2009-09-11 | 2013-03-19 | Sandisk Technologies Inc. | Identifying at-risk data in non-volatile storage |
JP2011123964A (ja) * | 2009-12-11 | 2011-06-23 | Toshiba Corp | 半導体記憶装置 |
US8174895B2 (en) * | 2009-12-15 | 2012-05-08 | Sandisk Technologies Inc. | Programming non-volatile storage with fast bit detection and verify skip |
EP2513795B1 (en) | 2009-12-16 | 2014-03-12 | SanDisk IL Ltd | Auxiliary parity bits for data written in multi-level cells |
CN103258570B (zh) * | 2012-02-15 | 2016-05-11 | 旺宏电子股份有限公司 | 一种记忆装置及产生程序化偏压脉冲的方法和集成电路 |
JP6088675B1 (ja) | 2016-02-02 | 2017-03-01 | ウィンボンド エレクトロニクス コーポレーション | 半導体記憶装置 |
KR20200091712A (ko) * | 2019-01-23 | 2020-07-31 | 에스케이하이닉스 주식회사 | 반도체 메모리 장치, 컨트롤러 및 이들의 동작 방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2787601A1 (fr) * | 1998-12-22 | 2000-06-23 | Gemplus Card Int | Systeme de memorisation comprenant des moyens de gestion d'une memoire avec anti-usure et procede de gestion anti-usure d'une memoire |
US6426893B1 (en) * | 2000-02-17 | 2002-07-30 | Sandisk Corporation | Flash eeprom system with simultaneous multiple data sector programming and storage of physical block characteristics in other designated blocks |
JP4250325B2 (ja) * | 2000-11-01 | 2009-04-08 | 株式会社東芝 | 半導体記憶装置 |
CN1466150A (zh) * | 2002-06-05 | 2004-01-07 | 力旺电子股份有限公司 | 快闪存储器的分页缓冲器 |
JP4135680B2 (ja) * | 2004-05-31 | 2008-08-20 | ソニー株式会社 | 半導体記憶装置および信号処理システム |
JP2005353242A (ja) * | 2004-06-14 | 2005-12-22 | Toshiba Corp | 不揮発性半導体記憶装置及びそのデータ書き込み方法 |
US7437653B2 (en) * | 2004-12-22 | 2008-10-14 | Sandisk Corporation | Erased sector detection mechanisms |
JP4874721B2 (ja) * | 2006-06-23 | 2012-02-15 | 株式会社東芝 | 半導体記憶装置 |
US7355892B2 (en) * | 2006-06-30 | 2008-04-08 | Sandisk Corporation | Partial page fail bit detection in flash memory devices |
-
2007
- 2007-11-15 EP EP07864477A patent/EP2074627B1/en active Active
- 2007-11-15 WO PCT/US2007/084872 patent/WO2008067185A1/en active Application Filing
- 2007-11-15 KR KR1020097013318A patent/KR101100358B1/ko active IP Right Grant
- 2007-11-15 JP JP2009538460A patent/JP5067645B2/ja active Active
- 2007-11-15 CN CN2007800441479A patent/CN101589437B/zh active Active
- 2007-11-15 DE DE602007009277T patent/DE602007009277D1/de active Active
- 2007-11-15 AT AT07864477T patent/ATE481714T1/de not_active IP Right Cessation
- 2007-11-22 TW TW096144333A patent/TWI369686B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2008067185A1 (en) | 2008-06-05 |
KR20090098844A (ko) | 2009-09-17 |
JP5067645B2 (ja) | 2012-11-07 |
ATE481714T1 (de) | 2010-10-15 |
EP2074627B1 (en) | 2010-09-15 |
EP2074627A1 (en) | 2009-07-01 |
DE602007009277D1 (de) | 2010-10-28 |
TW200839771A (en) | 2008-10-01 |
JP2010511263A (ja) | 2010-04-08 |
CN101589437A (zh) | 2009-11-25 |
KR101100358B1 (ko) | 2011-12-30 |
CN101589437B (zh) | 2012-08-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Annulment or lapse of patent due to non-payment of fees |