TW200519596A - Management method for eliminating memory block in flash memory - Google Patents

Management method for eliminating memory block in flash memory

Info

Publication number
TW200519596A
TW200519596A TW093126506A TW93126506A TW200519596A TW 200519596 A TW200519596 A TW 200519596A TW 093126506 A TW093126506 A TW 093126506A TW 93126506 A TW93126506 A TW 93126506A TW 200519596 A TW200519596 A TW 200519596A
Authority
TW
Taiwan
Prior art keywords
memory
block
erased
address
associator
Prior art date
Application number
TW093126506A
Other languages
English (en)
Inventor
Reinhard Kuhne
Original Assignee
Hyperstone Ag
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 Hyperstone Ag filed Critical Hyperstone Ag
Publication of TW200519596A publication Critical patent/TW200519596A/zh

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/02—Addressing or allocation; Relocation
    • G06F12/0223—User address space allocation, e.g. contiguous or non contiguous base addressing
    • G06F12/023—Free address space management
    • G06F12/0238—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory
    • G06F12/0246—Memory management in non-volatile memory, e.g. resistive RAM or ferroelectric memory in block erasable memory, e.g. flash memory
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7201—Logical to physical mapping or translation of blocks or pages
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7203—Temporary buffering, e.g. using volatile buffer or dedicated buffer blocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7205—Cleaning, compaction, garbage collection, erase control
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2212/00—Indexing scheme relating to accessing, addressing or allocation within memory systems or architectures
    • G06F2212/72—Details relating to flash memory management
    • G06F2212/7209—Validity control, e.g. using flags, time stamps or sequence numbers

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Memory System (AREA)
  • Read Only Memory (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
TW093126506A 2003-09-10 2004-09-02 Management method for eliminating memory block in flash memory TW200519596A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10341618A DE10341618A1 (de) 2003-09-10 2003-09-10 Verwaltung gelöschter Blöcke in Flash-Speichern

Publications (1)

Publication Number Publication Date
TW200519596A true TW200519596A (en) 2005-06-16

Family

ID=34305636

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093126506A TW200519596A (en) 2003-09-10 2004-09-02 Management method for eliminating memory block in flash memory

Country Status (9)

Country Link
US (1) US20090125668A1 (zh)
EP (1) EP1665053A1 (zh)
JP (1) JP2007505415A (zh)
KR (1) KR20060130013A (zh)
CN (1) CN1849590A (zh)
CA (1) CA2536992A1 (zh)
DE (1) DE10341618A1 (zh)
TW (1) TW200519596A (zh)
WO (1) WO2005026963A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1936866A (zh) * 2006-08-18 2007-03-28 福昭科技（深圳）有限公司 具有资料还原功能的闪存记忆体存储机制
CN101105774B (zh) * 2006-10-26 2010-08-11 福昭科技（深圳）有限公司 闪存记忆体在进行数据存取时的逻辑与物理地址转换方法
US7515500B2 (en) * 2006-12-20 2009-04-07 Nokia Corporation Memory device performance enhancement through pre-erase mechanism
WO2008102610A1 (ja) * 2007-02-23 2008-08-28 Panasonic Corporation メモリコントローラ、不揮発性記憶装置、及び不揮発性記憶システム
JP4164118B1 (ja) * 2008-03-26 2008-10-08 眞澄 鈴木 フラッシュメモリを用いた記憶装置
KR100970537B1 (ko) * 2008-11-20 2010-07-16 서울시립대학교 산학협력단 Ｓｓｄ 관리 장치 및 방법
US20100131726A1 (en) * 2008-11-26 2010-05-27 Nokia Corporation Methods, apparatuses, and computer program products for enhancing memory erase functionality
US8407401B2 (en) 2008-11-26 2013-03-26 Core Wireless Licensing S.A.R.L. Methods, apparatuses, and computer program products for enhancing memory erase functionality
KR101601790B1 (ko) 2009-09-22 2016-03-21 삼성전자주식회사 암호키 선택장치를 구비하는 스토리지 시스템 및 암호 키 선택방법
TWI414940B (zh) * 2009-12-30 2013-11-11 Phison Electronics Corp 區塊管理與資料寫入方法、快閃記憶體儲存系統與控制器
TWI475385B (zh) * 2012-03-14 2015-03-01 Phison Electronics Corp 程式化記憶胞與資料讀取方法、記憶體控制器與儲存裝置
KR20140056657A (ko) 2012-10-30 2014-05-12 삼성전자주식회사 메인 메모리를 구비한 컴퓨터 시스템 및 그것의 제어 방법
TWI557561B (zh) * 2016-02-05 2016-11-11 群聯電子股份有限公司 記憶體管理方法、記憶體控制電路單元與記憶體儲存裝置
US11288007B2 (en) * 2019-05-16 2022-03-29 Western Digital Technologies, Inc. Virtual physical erase of a memory of a data storage device
US11581048B2 (en) * 2020-11-30 2023-02-14 Cigent Technology, Inc. Method and system for validating erasure status of data blocks

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5485595A (en) * 1993-03-26 1996-01-16 Cirrus Logic, Inc. Flash memory mass storage architecture incorporating wear leveling technique without using cam cells
JP3464836B2 (ja) * 1995-01-19 2003-11-10 富士通株式会社 記憶装置のメモリ管理装置
US5838614A (en) * 1995-07-31 1998-11-17 Lexar Microsystems, Inc. Identification and verification of a sector within a block of mass storage flash memory
JPH0997205A (ja) * 1995-09-28 1997-04-08 Canon Inc フラッシュｒｏｍ管理方法及び装置及びコンピュータ制御装置
US5953737A (en) * 1997-03-31 1999-09-14 Lexar Media, Inc. Method and apparatus for performing erase operations transparent to a solid state storage system
JP3718578B2 (ja) * 1997-06-25 2005-11-24 ソニー株式会社 メモリ管理方法及びメモリ管理装置
JP2000227871A (ja) * 1999-02-05 2000-08-15 Seiko Epson Corp 不揮発性記憶装置、その制御方法、および、情報記録媒体

Also Published As

Publication number Publication date
EP1665053A1 (de) 2006-06-07
CA2536992A1 (en) 2005-03-24
CN1849590A (zh) 2006-10-18
DE10341618A1 (de) 2005-05-04
US20090125668A1 (en) 2009-05-14
WO2005026963A1 (de) 2005-03-24
KR20060130013A (ko) 2006-12-18
JP2007505415A (ja) 2007-03-08

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