ATE282239T1 - Flashspeicheranordnung mit externausgelöster erfassung und heilung von fehlerhaften zellen - Google Patents

Flashspeicheranordnung mit externausgelöster erfassung und heilung von fehlerhaften zellen

Info

Publication number
ATE282239T1
ATE282239T1 AT00957712T AT00957712T ATE282239T1 AT E282239 T1 ATE282239 T1 AT E282239T1 AT 00957712 T AT00957712 T AT 00957712T AT 00957712 T AT00957712 T AT 00957712T AT E282239 T1 ATE282239 T1 AT E282239T1
Authority
AT
Austria
Prior art keywords
flash memory
memory device
signals
flash
cells
Prior art date
Application number
AT00957712T
Other languages
English (en)
Inventor
Christophe J Chevallier
Original Assignee
Micron Technology Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Micron Technology Inc filed Critical Micron Technology Inc
Application granted granted Critical
Publication of ATE282239T1 publication Critical patent/ATE282239T1/de

Links

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
    • 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
    • G11C16/3418—Disturbance prevention or evaluation; Refreshing of disturbed memory data
    • G11C16/3431—Circuits or methods to detect disturbed nonvolatile memory cells, e.g. which still read as programmed but with threshold less than the program verify threshold or read as erased but with threshold greater than the erase verify threshold, and to reverse the disturbance via a refreshing programming or erasing 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
    • G11C16/3418—Disturbance prevention or evaluation; Refreshing of disturbed memory data

Landscapes

  • Read Only Memory (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Cable Accessories (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Electrotherapy Devices (AREA)
AT00957712T 1999-08-23 2000-08-23 Flashspeicheranordnung mit externausgelöster erfassung und heilung von fehlerhaften zellen ATE282239T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37915599A 1999-08-23 1999-08-23
PCT/US2000/023138 WO2001015172A2 (en) 1999-08-23 2000-08-23 Flash memory with externally triggered detection and repair of leaky cells

Publications (1)

Publication Number Publication Date
ATE282239T1 true ATE282239T1 (de) 2004-11-15

Family

ID=23496045

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00957712T ATE282239T1 (de) 1999-08-23 2000-08-23 Flashspeicheranordnung mit externausgelöster erfassung und heilung von fehlerhaften zellen

Country Status (8)

Country Link
US (1) US6813183B2 (de)
EP (1) EP1206775B1 (de)
JP (1) JP3653248B2 (de)
KR (1) KR100487031B1 (de)
AT (1) ATE282239T1 (de)
AU (1) AU6929300A (de)
DE (1) DE60015770T2 (de)
WO (1) WO2001015172A2 (de)

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US7057935B2 (en) * 2001-08-30 2006-06-06 Micron Technology, Inc. Erase verify for non-volatile memory
DE60205389D1 (de) 2002-11-28 2005-09-08 St Microelectronics Srl Einzelzelllöschverfahren der Rückgewinnung von progammiergestörte Zellen in nichtflüchtige Speichervorrichtung
US6925011B2 (en) * 2002-12-26 2005-08-02 Micron Technology, Inc. Programming flash memories
DE60306488D1 (de) * 2003-02-27 2006-08-10 St Microelectronics Srl Eingebautes Testverfahren in einem Flash Speicher
WO2004076684A2 (en) * 2003-02-27 2004-09-10 Strategic Diagnostics Inc. Compositions and methods for the detection of mammalian muscle troponin i
KR100830580B1 (ko) * 2006-10-20 2008-05-21 삼성전자주식회사 플래시 메모리 장치를 포함한 메모리 시스템의 데이터 복원방법
US7944747B2 (en) 2008-03-17 2011-05-17 Samsung Electronics Co., Ltd. Flash memory device and method for programming flash memory device having leakage bit lines
JP5422984B2 (ja) * 2008-12-08 2014-02-19 富士通株式会社 不揮発性メモリ、メモリ制御装置、メモリ制御システムおよび不揮発性メモリの制御方法
KR101649395B1 (ko) 2009-12-02 2016-08-19 마이크론 테크놀로지, 인크. 비휘발성 메모리에 대한 리프레시 아키텍처 및 알고리즘
JP6084520B2 (ja) * 2013-06-13 2017-02-22 サイプレス セミコンダクター コーポレーション 半導体メモリおよび半導体メモリの試験方法
KR102252692B1 (ko) 2014-07-15 2021-05-17 삼성전자주식회사 누설 전류 감지 장치 및 이를 포함하는 비휘발성 메모리 장치
US9330783B1 (en) 2014-12-17 2016-05-03 Apple Inc. Identifying word-line-to-substrate and word-line-to-word-line short-circuit events in a memory block
US9390809B1 (en) 2015-02-10 2016-07-12 Apple Inc. Data storage in a memory block following WL-WL short
US9529663B1 (en) 2015-12-20 2016-12-27 Apple Inc. Detection and localization of failures in 3D NAND flash memory
US9996417B2 (en) 2016-04-12 2018-06-12 Apple Inc. Data recovery in memory having multiple failure modes
US9711227B1 (en) 2016-04-28 2017-07-18 Sandisk Technologies Llc Non-volatile memory with in field failure prediction using leakage detection
US10446246B2 (en) 2018-03-14 2019-10-15 Silicon Storage Technology, Inc. Method and apparatus for data refresh for analog non-volatile memory in deep learning neural network
US10762967B2 (en) 2018-06-28 2020-09-01 Apple Inc. Recovering from failure in programming a nonvolatile memory
US10755787B2 (en) 2018-06-28 2020-08-25 Apple Inc. Efficient post programming verification in a nonvolatile memory
US10936455B2 (en) 2019-02-11 2021-03-02 Apple Inc. Recovery of data failing due to impairment whose severity depends on bit-significance value
US10915394B1 (en) 2019-09-22 2021-02-09 Apple Inc. Schemes for protecting data in NVM device using small storage footprint
US11550657B1 (en) 2021-09-01 2023-01-10 Apple Inc. Efficient programming schemes in a nonvolatile memory

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US4719598A (en) * 1985-05-31 1988-01-12 Harris Corporation Bit addressable programming arrangement
US5161159A (en) * 1990-08-17 1992-11-03 Sgs-Thomson Microelectronics, Inc. Semiconductor memory with multiple clocking for test mode entry
US5526364A (en) 1995-02-10 1996-06-11 Micron Quantum Devices, Inc. Apparatus for entering and executing test mode operations for memory
US5682496A (en) * 1995-02-10 1997-10-28 Micron Quantum Devices, Inc. Filtered serial event controlled command port for memory
US5723990A (en) 1995-06-21 1998-03-03 Micron Quantum Devices, Inc. Integrated circuit having high voltage detection circuit
US5619461A (en) 1995-07-28 1997-04-08 Micron Quantum Devices, Inc. Memory system having internal state monitoring circuit
US5619453A (en) 1995-07-28 1997-04-08 Micron Quantum Devices, Inc. Memory system having programmable flow control register
US5751944A (en) 1995-07-28 1998-05-12 Micron Quantum Devices, Inc. Non-volatile memory system having automatic cycling test function
US5790459A (en) 1995-08-04 1998-08-04 Micron Quantum Devices, Inc. Memory circuit for performing threshold voltage tests on cells of a memory array
US5675540A (en) 1996-01-22 1997-10-07 Micron Quantum Devices, Inc. Non-volatile memory system having internal data verification test mode
US5793775A (en) 1996-01-26 1998-08-11 Micron Quantum Devices, Inc. Low voltage test mode operation enable scheme with hardware safeguard
FR2745114B1 (fr) * 1996-02-20 1998-04-17 Sgs Thomson Microelectronics Memoire non volatile multiniveau modifiable electriquement avec rafraichissement autonome
JP3596989B2 (ja) * 1996-10-03 2004-12-02 邦博 浅田 半導体記憶装置
JP2914346B2 (ja) * 1997-05-29 1999-06-28 日本電気株式会社 半導体装置
US6496027B1 (en) 1997-08-21 2002-12-17 Micron Technology, Inc. System for testing integrated circuit devices
US5909449A (en) * 1997-09-08 1999-06-01 Invox Technology Multibit-per-cell non-volatile memory with error detection and correction
US6115291A (en) 1998-12-29 2000-09-05 Micron Technology, Inc. Healing cells in a memory device
US6108241A (en) 1999-07-01 2000-08-22 Micron Technology, Inc. Leakage detection in flash memory cell

Also Published As

Publication number Publication date
WO2001015172A3 (en) 2001-09-20
WO2001015172A2 (en) 2001-03-01
JP3653248B2 (ja) 2005-05-25
US6813183B2 (en) 2004-11-02
DE60015770D1 (de) 2004-12-16
JP2003507840A (ja) 2003-02-25
AU6929300A (en) 2001-03-19
DE60015770T2 (de) 2005-12-08
EP1206775B1 (de) 2004-11-10
KR20030009288A (ko) 2003-01-29
US20020191440A1 (en) 2002-12-19
EP1206775A2 (de) 2002-05-22
KR100487031B1 (ko) 2005-05-03

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