JP4977703B2 - 予定再生操作を伴う不揮発性メモリ - Google Patents

予定再生操作を伴う不揮発性メモリ Download PDF

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JP4977703B2
JP4977703B2 JP2008525169A JP2008525169A JP4977703B2 JP 4977703 B2 JP4977703 B2 JP 4977703B2 JP 2008525169 A JP2008525169 A JP 2008525169A JP 2008525169 A JP2008525169 A JP 2008525169A JP 4977703 B2 JP4977703 B2 JP 4977703B2
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data
host
block
memory array
memory
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Japanese (ja)
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JP2009503744A (ja
Inventor
ウェルシュ シンクレア，アラン
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SanDisk Corp
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SanDisk Corp
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Priority claimed from US11/259,439 external-priority patent/US7984084B2/en
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Publication of JP2009503744A publication Critical patent/JP2009503744A/ja
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • 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
    • 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
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0602—Interfaces specially adapted for storage systems specifically adapted to achieve a particular effect
    • G06F3/061—Improving I/O performance
    • G06F3/0613—Improving I/O performance in relation to throughput
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0646—Horizontal data movement in storage systems, i.e. moving data in between storage devices or systems
    • G06F3/0652—Erasing, e.g. deleting, data cleaning, moving of data to a wastebasket
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
    • G06F3/0601—Interfaces specially adapted for storage systems
    • G06F3/0668—Interfaces specially adapted for storage systems adopting a particular infrastructure
    • G06F3/0671—In-line storage system
    • G06F3/0673—Single storage device
    • G06F3/0679—Non-volatile semiconductor memory device, e.g. flash memory, one time programmable memory [OTP]
    • 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
    • G06F2212/7208—Multiple device management, e.g. distributing data over multiple flash devices
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Read Only Memory (AREA)
JP2008525169A 2005-08-03 2006-08-01 予定再生操作を伴う不揮発性メモリ Active JP4977703B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US70538805P 2005-08-03 2005-08-03
US60/705,388 2005-08-03
US11/259,423 2005-10-25
US11/259,439 US7984084B2 (en) 2005-08-03 2005-10-25 Non-volatile memory with scheduled reclaim operations
US11/259,439 2005-10-25
US11/259,423 US7409489B2 (en) 2005-08-03 2005-10-25 Scheduling of reclaim operations in non-volatile memory
PCT/US2006/030166 WO2007019198A2 (en) 2005-08-03 2006-08-01 Non-volatile memory with scheduled reclaim operations

Publications (2)

Publication Number Publication Date
JP2009503744A JP2009503744A (ja) 2009-01-29
JP4977703B2 true JP4977703B2 (ja) 2012-07-18

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008525169A Active JP4977703B2 (ja) 2005-08-03 2006-08-01 予定再生操作を伴う不揮発性メモリ

Country Status (4)

Country Link
EP (1) EP1910928A2 (ko)
JP (1) JP4977703B2 (ko)
KR (1) KR101089150B1 (ko)
WO (1) WO2007019198A2 (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7409489B2 (en) 2005-08-03 2008-08-05 Sandisk Corporation Scheduling of reclaim operations in non-volatile memory
JP4461187B1 (ja) 2008-12-24 2010-05-12 株式会社東芝 不揮発性半導体メモリドライブ装置、情報処理装置および不揮発性半導体メモリドライブ装置における記憶領域の管理方法
US8239614B2 (en) 2009-03-04 2012-08-07 Micron Technology, Inc. Memory super block allocation
JP2011192260A (ja) 2010-02-16 2011-09-29 Toshiba Corp 半導体記憶装置
JP5404483B2 (ja) * 2010-03-17 2014-01-29 株式会社東芝 メモリシステム
US8341372B2 (en) * 2010-04-29 2012-12-25 Freescale Semiconductor, Inc. Emulated electrically erasable (EEE) memory and method of operation
TW201140315A (en) * 2010-05-11 2011-11-16 Jmicron Technology Corp Method for estimating capacity usage status of storage unit, and associated memory device and controller thereof
WO2017052571A1 (en) 2015-09-25 2017-03-30 Hitachi Data Systems Corporation Adaptive storage reclamation
CN106897022B (zh) * 2015-12-17 2019-05-31 腾讯科技（深圳）有限公司 一种管理存储设备的方法及装置
KR102611638B1 (ko) * 2016-09-27 2023-12-08 삼성전자주식회사 스토리지 장치의 동작 방법 및 스토리지 장치를 포함하는 데이터 저장 시스템
US11099760B2 (en) * 2017-12-14 2021-08-24 Intel Corporation Background data refresh using a system timestamp in storage devices
CN111090595B (zh) * 2019-11-19 2022-12-20 中国航空工业集团公司西安航空计算技术研究所 一种nand flash垃圾回收均衡优化方法
WO2023082252A1 (zh) * 2021-11-15 2023-05-19 华为技术有限公司 一种垃圾回收方法、存储器和存储器管理装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63231643A (ja) * 1987-03-20 1988-09-27 Fujitsu Ltd 実時間ガ−ベジコレクシヨン方式
GB9907280D0 (en) * 1999-03-31 1999-05-26 Philips Electronics Nv A method of scheduling garbage collection
US7093071B2 (en) * 2002-10-09 2006-08-15 Intel Corporation Queued copy command
JP4017178B2 (ja) * 2003-02-28 2007-12-05 スパンション エルエルシー フラッシュメモリ及びメモリ制御方法
US7437557B2 (en) * 2003-06-03 2008-10-14 Lg Electronics Inc. Garbage collection system and method for a mobile communication terminal
US7519639B2 (en) * 2004-01-05 2009-04-14 International Business Machines Corporation Method and apparatus for dynamic incremental defragmentation of memory

Also Published As

Publication number Publication date
KR101089150B1 (ko) 2011-12-02
JP2009503744A (ja) 2009-01-29
KR20080042851A (ko) 2008-05-15
WO2007019198A2 (en) 2007-02-15
EP1910928A2 (en) 2008-04-16
WO2007019198A3 (en) 2007-06-21

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