JP4563992B2 - 多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法 - Google Patents

多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法 Download PDF

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JP4563992B2
JP4563992B2 JP2006349753A JP2006349753A JP4563992B2 JP 4563992 B2 JP4563992 B2 JP 4563992B2 JP 2006349753 A JP2006349753 A JP 2006349753A JP 2006349753 A JP2006349753 A JP 2006349753A JP 4563992 B2 JP4563992 B2 JP 4563992B2
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page
data
layer
block
flash memory
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Japanese (ja)
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JP2008158955A (ja
JP2008158955A5 (enExample
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康之 田中
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KYOTO SOFTWARE RESEARCH, INC.
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KYOTO SOFTWARE RESEARCH, INC.
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Priority to JP2006349753A priority Critical patent/JP4563992B2/ja
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Priority to US12/495,078 priority patent/US20090262577A1/en
Publication of JP2008158955A5 publication Critical patent/JP2008158955A5/ja
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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
    • G11C11/5628—Programming or writing circuits; Data input circuits
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation

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  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Read Only Memory (AREA)
JP2006349753A 2006-12-26 2006-12-26 多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法 Active JP4563992B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2006349753A JP4563992B2 (ja) 2006-12-26 2006-12-26 多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法
US12/495,078 US20090262577A1 (en) 2006-12-26 2009-06-30 Multi-level cell flash memory

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006349753A JP4563992B2 (ja) 2006-12-26 2006-12-26 多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法

Publications (3)

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JP2008158955A JP2008158955A (ja) 2008-07-10
JP2008158955A5 JP2008158955A5 (enExample) 2009-11-05
JP4563992B2 true JP4563992B2 (ja) 2010-10-20

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JP2006349753A Active JP4563992B2 (ja) 2006-12-26 2006-12-26 多値フラッシュメモリおよび多値フラッシュメモリへのデータ書き込み方法

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US (1) US20090262577A1 (enExample)
JP (1) JP4563992B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103257928A (zh) * 2013-04-16 2013-08-21 深圳市江波龙电子有限公司 闪存设备数据管理方法和系统

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8537613B2 (en) 2011-03-31 2013-09-17 Sandisk Technologies Inc. Multi-layer memory system
US8755226B2 (en) 2012-08-07 2014-06-17 Kabushiki Kaisha Toshiba Storage device and control method of nonvolatile memory
US9348746B2 (en) 2012-12-31 2016-05-24 Sandisk Technologies Method and system for managing block reclaim operations in a multi-layer memory
US9734050B2 (en) 2012-12-31 2017-08-15 Sandisk Technologies Llc Method and system for managing background operations in a multi-layer memory
US9734911B2 (en) 2012-12-31 2017-08-15 Sandisk Technologies Llc Method and system for asynchronous die operations in a non-volatile memory
US9336133B2 (en) 2012-12-31 2016-05-10 Sandisk Technologies Inc. Method and system for managing program cycles including maintenance programming operations in a multi-layer memory
US8873284B2 (en) 2012-12-31 2014-10-28 Sandisk Technologies Inc. Method and system for program scheduling in a multi-layer memory
US9465731B2 (en) 2012-12-31 2016-10-11 Sandisk Technologies Llc Multi-layer non-volatile memory system having multiple partitions in a layer
US9223693B2 (en) 2012-12-31 2015-12-29 Sandisk Technologies Inc. Memory system having an unequal number of memory die on different control channels
KR102272228B1 (ko) * 2014-05-13 2021-07-06 삼성전자주식회사 불휘발성 메모리 장치, 그것을 포함하는 저장 장치 및 그것의 동작 방법
US10133490B2 (en) 2015-10-30 2018-11-20 Sandisk Technologies Llc System and method for managing extended maintenance scheduling in a non-volatile memory
US10042553B2 (en) 2015-10-30 2018-08-07 Sandisk Technologies Llc Method and system for programming a multi-layer non-volatile memory having a single fold data path
US10120613B2 (en) 2015-10-30 2018-11-06 Sandisk Technologies Llc System and method for rescheduling host and maintenance operations in a non-volatile memory
US9778855B2 (en) 2015-10-30 2017-10-03 Sandisk Technologies Llc System and method for precision interleaving of data writes in a non-volatile memory

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0546494A (ja) * 1991-08-19 1993-02-26 Toshiba Corp メモリチエツク方式
JP3268130B2 (ja) * 1994-07-20 2002-03-25 株式会社東芝 フラッシュｅｅｐｒｏｍを用いたデータ処理装置
US6847550B2 (en) * 2002-10-25 2005-01-25 Nexflash Technologies, Inc. Nonvolatile semiconductor memory having three-level memory cells and program and read mapping circuits therefor
US6831865B2 (en) * 2002-10-28 2004-12-14 Sandisk Corporation Maintaining erase counts in non-volatile storage systems
US7177977B2 (en) * 2004-03-19 2007-02-13 Sandisk Corporation Operating non-volatile memory without read disturb limitations
US7308525B2 (en) * 2005-01-10 2007-12-11 Sandisk Il Ltd. Method of managing a multi-bit cell flash memory with improved reliablility and performance
US7275140B2 (en) * 2005-05-12 2007-09-25 Sandisk Il Ltd. Flash memory management method that is resistant to data corruption by power loss

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103257928A (zh) * 2013-04-16 2013-08-21 深圳市江波龙电子有限公司 闪存设备数据管理方法和系统
CN103257928B (zh) * 2013-04-16 2016-01-13 深圳市江波龙电子有限公司 闪存设备数据管理方法和系统

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JP2008158955A (ja) 2008-07-10
US20090262577A1 (en) 2009-10-22

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