JP5198563B2 - センシング向上のための異なる参照レベルを用いた不揮発性記憶メモリ内の雑／高精度プログラム検証 - Google Patents

センシング向上のための異なる参照レベルを用いた不揮発性記憶メモリ内の雑／高精度プログラム検証 Download PDF

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JP5198563B2
JP5198563B2 JP2010515250A JP2010515250A JP5198563B2 JP 5198563 B2 JP5198563 B2 JP 5198563B2 JP 2010515250 A JP2010515250 A JP 2010515250A JP 2010515250 A JP2010515250 A JP 2010515250A JP 5198563 B2 JP5198563 B2 JP 5198563B2
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programming
level
storage elements
voltage
bit line
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JP2010532541A5 (enExample
JP2010532541A (ja
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シーチャン リー
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SanDisk Technologies LLC
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SanDisk Technologies LLC
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Priority claimed from US11/773,035 external-priority patent/US7599224B2/en
Priority claimed from US11/773,032 external-priority patent/US7508715B2/en
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    • 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
    • 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
JP2010515250A 2007-07-03 2008-07-02 センシング向上のための異なる参照レベルを用いた不揮発性記憶メモリ内の雑／高精度プログラム検証 Active JP5198563B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US11/773,035 2007-07-03
US11/773,032 2007-07-03
US11/773,035 US7599224B2 (en) 2007-07-03 2007-07-03 Systems for coarse/fine program verification in non-volatile memory using different reference levels for improved sensing
US11/773,032 US7508715B2 (en) 2007-07-03 2007-07-03 Coarse/fine program verification in non-volatile memory using different reference levels for improved sensing
PCT/US2008/068988 WO2009006513A1 (en) 2007-07-03 2008-07-02 Coarse/fine program verification in non-volatile memory using different reference levels for improved sensing

Publications (3)

Publication Number Publication Date
JP2010532541A JP2010532541A (ja) 2010-10-07
JP2010532541A5 JP2010532541A5 (enExample) 2011-04-14
JP5198563B2 true JP5198563B2 (ja) 2013-05-15

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JP2010515250A Active JP5198563B2 (ja) 2007-07-03 2008-07-02 センシング向上のための異なる参照レベルを用いた不揮発性記憶メモリ内の雑／高精度プログラム検証

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EP (1) EP2165338B1 (enExample)
JP (1) JP5198563B2 (enExample)
KR (1) KR20100057784A (enExample)
CN (1) CN101796591B (enExample)
TW (1) TWI389124B (enExample)
WO (1) WO2009006513A1 (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8081514B2 (en) * 2009-08-25 2011-12-20 Sandisk Technologies Inc. Partial speed and full speed programming for non-volatile memory using floating bit lines
JP5002632B2 (ja) * 2009-09-25 2012-08-15 株式会社東芝 不揮発性半導体記憶装置
KR101658118B1 (ko) * 2010-06-10 2016-09-20 삼성전자 주식회사 반도체 메모리 장치, 및 이의 독출 및 검증 방법
KR101212745B1 (ko) 2010-09-30 2012-12-14 에스케이하이닉스 주식회사 플래시 메모리 장치 및 프로그램 검증 방법
KR101798013B1 (ko) * 2010-12-30 2017-11-16 삼성전자주식회사 비휘발성 메모리 장치의 프로그램 방법
KR101861084B1 (ko) 2011-07-11 2018-05-28 삼성전자주식회사 비휘발성 메모리 장치, 이의 동작 방법, 및 비휘발성 메모리 장치를 포함하는 전자 장치
KR101775660B1 (ko) 2011-09-29 2017-09-07 삼성전자주식회사 워드 라인 전압의 변화없이 상이한 문턱 전압들을 갖는 메모리 셀들을 읽는 방법 및 그것을 이용한 불 휘발성 메모리 장치
KR101881595B1 (ko) * 2011-12-22 2018-07-25 에스케이하이닉스 주식회사 불휘발성 메모리 장치 및 이의 소거 방법
KR102192539B1 (ko) * 2014-05-21 2020-12-18 삼성전자주식회사 반도체 장치 및 이의 프로그램 방법
CN109390030A (zh) * 2018-10-16 2019-02-26 长江存储科技有限责任公司 一种寄存器以及闪存单元的分组设备和方法
CN109979515B (zh) * 2019-03-25 2021-08-31 长江存储科技有限责任公司 一种存储器编程方法及相关装置
US10930355B2 (en) * 2019-06-05 2021-02-23 SanDiskTechnologies LLC Row dependent sensing in nonvolatile memory
WO2021068231A1 (en) 2019-10-12 2021-04-15 Yangtze Memory Technologies Co., Ltd. Method of programming memory device and related memory device
US11682459B2 (en) * 2020-05-13 2023-06-20 Silicon Storage Technology, Inc. Analog neural memory array in artificial neural network comprising logical cells and improved programming mechanism

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3631463B2 (ja) * 2001-12-27 2005-03-23 株式会社東芝 不揮発性半導体記憶装置
KR100496866B1 (ko) * 2002-12-05 2005-06-22 삼성전자주식회사 미프로그램된 셀들 및 과프로그램된 셀들 없이 균일한문턱 전압 분포를 갖는 플레쉬 메모리 장치 및 그프로그램 검증 방법
US7139198B2 (en) 2004-01-27 2006-11-21 Sandisk Corporation Efficient verification for coarse/fine programming of non-volatile memory
US7023733B2 (en) * 2004-05-05 2006-04-04 Sandisk Corporation Boosting to control programming of non-volatile memory
JP4271168B2 (ja) * 2004-08-13 2009-06-03 株式会社東芝 半導体記憶装置
JP4786171B2 (ja) * 2004-12-10 2011-10-05 株式会社東芝 半導体記憶装置
WO2006107651A1 (en) * 2005-04-01 2006-10-12 Sandisk Corporation Multi-state memory having data recovery after program fail

Also Published As

Publication number Publication date
EP2165338A1 (en) 2010-03-24
KR20100057784A (ko) 2010-06-01
EP2165338B1 (en) 2012-06-20
CN101796591B (zh) 2013-04-24
TW200910358A (en) 2009-03-01
WO2009006513A1 (en) 2009-01-08
TWI389124B (zh) 2013-03-11
CN101796591A (zh) 2010-08-04
JP2010532541A (ja) 2010-10-07

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