FR2687811B1 - Procede et appareil de commande de memoire flash. - Google Patents

Procede et appareil de commande de memoire flash.

Info

Publication number
FR2687811B1
FR2687811B1 FR9301908A FR9301908A FR2687811B1 FR 2687811 B1 FR2687811 B1 FR 2687811B1 FR 9301908 A FR9301908 A FR 9301908A FR 9301908 A FR9301908 A FR 9301908A FR 2687811 B1 FR2687811 B1 FR 2687811B1
Authority
FR
France
Prior art keywords
flash memory
sector
logical address
storing
memory control
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9301908A
Other languages
English (en)
Other versions
FR2687811A1 (fr
Inventor
Hiroyuki Itoh
Noriyu Matsui
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of FR2687811A1 publication Critical patent/FR2687811A1/fr
Application granted granted Critical
Publication of FR2687811B1 publication Critical patent/FR2687811B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1068—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in sector programmable memories, e.g. flash disk
    • 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
    • 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
    • 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
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/064—Management of blocks
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • 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
    • 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
    • G11C16/10—Programming or data input circuits
    • G11C16/102—External programming circuits, e.g. EPROM programmers; In-circuit programming or reprogramming; EPROM emulators
    • 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
    • G11C16/10—Programming or data input circuits
    • G11C16/102—External programming circuits, e.g. EPROM programmers; In-circuit programming or reprogramming; EPROM emulators
    • G11C16/105—Circuits or methods for updating contents of nonvolatile memory, especially with 'security' features to ensure reliable replacement, i.e. preventing that old data is lost before new data is reliably written
    • 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
    • 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
    • G06F3/0662—Virtualisation aspects
    • G06F3/0664—Virtualisation aspects at device level, e.g. emulation of a storage device or system
FR9301908A 1992-02-20 1993-02-19 Procede et appareil de commande de memoire flash. Expired - Fee Related FR2687811B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4033398A JPH05233426A (ja) 1992-02-20 1992-02-20 フラッシュ・メモリ使用方法

Publications (2)

Publication Number Publication Date
FR2687811A1 FR2687811A1 (fr) 1993-08-27
FR2687811B1 true FR2687811B1 (fr) 1995-11-17

Family

ID=12385496

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9301908A Expired - Fee Related FR2687811B1 (fr) 1992-02-20 1993-02-19 Procede et appareil de commande de memoire flash.

Country Status (3)

Country Link
US (2) US5966720A (fr)
JP (1) JPH05233426A (fr)
FR (1) FR2687811B1 (fr)

Families Citing this family (112)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7190617B1 (en) * 1989-04-13 2007-03-13 Sandisk Corporation Flash EEprom system
JP3485938B2 (ja) * 1992-03-31 2004-01-13 株式会社東芝 不揮発性半導体メモリ装置
US5485595A (en) * 1993-03-26 1996-01-16 Cirrus Logic, Inc. Flash memory mass storage architecture incorporating wear leveling technique without using cam cells
US5471518A (en) * 1993-08-10 1995-11-28 Novatel Communications Ltd. Method and apparatus for non-volatile data storage in radio telephones and the like
JP2938732B2 (ja) * 1993-11-10 1999-08-25 松下電送システム株式会社 メモリ管理装置とこれを用いたファクシミリ装置
JPH07153284A (ja) * 1993-11-29 1995-06-16 Nec Corp 不揮発性半導体記憶装置及びその制御方法
JPH07200428A (ja) * 1993-12-28 1995-08-04 Canon Inc 通信装置
US6750908B1 (en) 1994-02-03 2004-06-15 Canon Kabushiki Kaisha Image processing apparatus using recording medium which needs data erasing processing before recording of data
DE69536159D1 (de) * 1994-02-23 2011-06-09 Canon Kk Aufzeichnungseinheit mit Detektion der Haltbarkeit des Aufzeichnungsmediums
FR2730833B1 (fr) * 1995-02-16 1997-03-28 Gemplus Card Int Procede de mise a jour securisee de memoire eeprom
US5930815A (en) * 1995-07-31 1999-07-27 Lexar Media, Inc. Moving sequential sectors within a block of information in a flash memory mass storage architecture
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
US5907856A (en) * 1995-07-31 1999-05-25 Lexar Media, Inc. Moving sectors within a block of information in a flash memory mass storage architecture
US6081878A (en) 1997-03-31 2000-06-27 Lexar Media, Inc. Increasing the memory performance of flash memory devices by writing sectors simultaneously to multiple flash memory devices
US6978342B1 (en) 1995-07-31 2005-12-20 Lexar Media, Inc. Moving sectors within a block of information in a flash memory mass storage architecture
US6728851B1 (en) 1995-07-31 2004-04-27 Lexar Media, Inc. Increasing the memory performance of flash memory devices by writing sectors simultaneously to multiple flash memory devices
US5845313A (en) * 1995-07-31 1998-12-01 Lexar Direct logical block addressing flash memory mass storage architecture
US8171203B2 (en) 1995-07-31 2012-05-01 Micron Technology, Inc. Faster write operations to nonvolatile memory using FSInfo sector manipulation
US6125435A (en) * 1995-09-13 2000-09-26 Lexar Media, Inc. Alignment of cluster address to block addresses within a semiconductor non-volatile mass storage memory
US5933847A (en) * 1995-09-28 1999-08-03 Canon Kabushiki Kaisha Selecting erase method based on type of power supply for flash EEPROM
JPH10124381A (ja) * 1996-10-21 1998-05-15 Mitsubishi Electric Corp 半導体記憶装置
FR2755287B1 (fr) * 1996-10-25 1998-12-31 Sgs Thomson Microelectronics Memoire non volatile multiniveau modifiable electriquement comportant des moyens de rafraichissement internes
JP3702923B2 (ja) * 1997-02-28 2005-10-05 ソニー株式会社 情報処理方法および情報処理装置
US6034897A (en) * 1999-04-01 2000-03-07 Lexar Media, Inc. Space management for managing high capacity nonvolatile memory
US6122195A (en) * 1997-03-31 2000-09-19 Lexar Media, Inc. Method and apparatus for decreasing block write operation times performed on nonvolatile memory
JP3233079B2 (ja) 1997-09-30 2001-11-26 ソニー株式会社 データ処理システム及びデータ処理方法
JP3788205B2 (ja) * 1997-09-30 2006-06-21 ソニー株式会社 記憶装置、データ処理システム、データの書き込み及び読み出し方法並びにデータ処理装置
US6076137A (en) 1997-12-11 2000-06-13 Lexar Media, Inc. Method and apparatus for storing location identification information within non-volatile memory devices
WO1999031592A1 (fr) * 1997-12-16 1999-06-24 Tdk Corporation Systeme de memoire flash
WO1999032977A1 (fr) * 1997-12-22 1999-07-01 Tdk Corporation Systeme de memoire flash
GB9801373D0 (en) 1998-01-22 1998-03-18 Memory Corp Plc Memory system
WO1999045460A2 (fr) 1998-03-02 1999-09-10 Lexar Media, Inc. Carte memoire flash avec detection du mode de fonctionnement amelioree et systeme d'interface convivial
KR100319598B1 (ko) * 1998-03-18 2002-04-06 김영환 플래시메모리어레이액세스방법및장치
US6901457B1 (en) 1998-11-04 2005-05-31 Sandisk Corporation Multiple mode communications system
EP1228510B1 (fr) 1999-04-01 2006-09-20 Lexar Media, Inc. Gestion d'espace pour la gestion d'une memoire non volatile haute capacite
US6141249A (en) * 1999-04-01 2000-10-31 Lexar Media, Inc. Organization of blocks within a nonvolatile memory unit to effectively decrease sector write operation time
FR2799046B1 (fr) * 1999-09-24 2004-02-27 Aton Systemes Sa Procede pour l'ecriture aleatoire de secteurs d'une taille inferieure a celle d'un bloc d'effacement dans une memoire effacable par bloc pour laquelle toute ecriture d'une donnee necessite l'effacement du bloc qui contient ladite donnee
US6426893B1 (en) 2000-02-17 2002-07-30 Sandisk Corporation Flash eeprom system with simultaneous multiple data sector programming and storage of physical block characteristics in other designated blocks
EP1139210B1 (fr) * 2000-03-28 2004-03-17 STMicroelectronics S.r.l. Procédé de partitionnement logique d'une matrice de mémoire non-volatile
FR2810152A1 (fr) 2000-06-13 2001-12-14 St Microelectronics Sa Memoire eeprom securisee comprenant un circuit de correction d'erreur
US7167944B1 (en) 2000-07-21 2007-01-23 Lexar Media, Inc. Block management for mass storage
US6567307B1 (en) 2000-07-21 2003-05-20 Lexar Media, Inc. Block management for mass storage
US7155559B1 (en) 2000-08-25 2006-12-26 Lexar Media, Inc. Flash memory architecture with separate storage of overhead and user data
JP3726663B2 (ja) * 2000-09-07 2005-12-14 日産自動車株式会社 電子制御装置の制御データ記憶装置
US6772274B1 (en) 2000-09-13 2004-08-03 Lexar Media, Inc. Flash memory system and method implementing LBA to PBA correlation within flash memory array
JP3573706B2 (ja) * 2000-11-15 2004-10-06 富士通株式会社 記憶装置の書き込み／消去方法
FR2818426A1 (fr) * 2000-12-18 2002-06-21 Schlumberger Systems & Service Dispositif et procede de securisation de zones de donnees dans une carte a puce
US6763424B2 (en) * 2001-01-19 2004-07-13 Sandisk Corporation Partial block data programming and reading operations in a non-volatile memory
JP3692313B2 (ja) * 2001-06-28 2005-09-07 松下電器産業株式会社 不揮発性メモリの制御方法
CN1255733C (zh) * 2001-07-25 2006-05-10 索尼株式会社 非易失性存储器和非易失性存储器的数据改写方法
US6948026B2 (en) 2001-08-24 2005-09-20 Micron Technology, Inc. Erase block management
GB0123410D0 (en) 2001-09-28 2001-11-21 Memquest Ltd Memory system for data storage and retrieval
GB0123412D0 (en) 2001-09-28 2001-11-21 Memquest Ltd Memory system sectors
GB0123421D0 (en) 2001-09-28 2001-11-21 Memquest Ltd Power management system
GB0123416D0 (en) 2001-09-28 2001-11-21 Memquest Ltd Non-volatile memory control
GB0123415D0 (en) 2001-09-28 2001-11-21 Memquest Ltd Method of writing data to non-volatile memory
US7231643B1 (en) 2002-02-22 2007-06-12 Lexar Media, Inc. Image rescue system including direct communication between an application program and a device driver
US7085879B2 (en) * 2002-02-27 2006-08-01 Microsoft Corporation Dynamic data structures for tracking data stored in a flash memory device
US6901499B2 (en) 2002-02-27 2005-05-31 Microsoft Corp. System and method for tracking data stored in a flash memory device
US7533214B2 (en) * 2002-02-27 2009-05-12 Microsoft Corporation Open architecture flash driver
FR2838536B1 (fr) * 2002-04-16 2005-06-24 A S K Procede de modification des donnees d'une carte a memoire lors d'une transaction
TWI246064B (en) * 2002-07-29 2005-12-21 Milsys Ltd Data storage and processing device, electronic appliance, electronic system and method of operating an appliance that responds to a plurality of commands
US7093101B2 (en) * 2002-11-21 2006-08-15 Microsoft Corporation Dynamic data structures for tracking file system free space in a flash memory device
FR2848702B1 (fr) * 2002-12-12 2005-03-18 A S K Procede securise de modification de donnees enregistrees dans une carte a memoire
JP2003242788A (ja) * 2003-02-10 2003-08-29 Toshiba Corp 不揮発性半導体メモリ装置及びその制御方法
GB2400927A (en) * 2003-04-22 2004-10-27 Hewlett Packard Development Co Method of managing memory by checking that none of the sectors in a block is needed before erasing the block.
ITMI20031126A1 (it) * 2003-06-05 2004-12-06 St Microelectronics Srl Dispositivo di memoria di massa basato su una memoria
US20040268082A1 (en) * 2003-06-27 2004-12-30 Michael Yatziv Method and system for parcel-based data mapping
GB2405231B (en) * 2003-08-20 2006-05-24 Agilent Technologies Inc Master slave arrangement
US7631138B2 (en) * 2003-12-30 2009-12-08 Sandisk Corporation Adaptive mode switching of flash memory address mapping based on host usage characteristics
US8504798B2 (en) * 2003-12-30 2013-08-06 Sandisk Technologies Inc. Management of non-volatile memory systems having large erase blocks
EP1714284A4 (fr) * 2004-01-15 2008-09-17 Milsys Ltd Support de memorisation comportant un signet
US7725628B1 (en) 2004-04-20 2010-05-25 Lexar Media, Inc. Direct secondary device interface by a host
US7370166B1 (en) 2004-04-30 2008-05-06 Lexar Media, Inc. Secure portable storage device
JP4066979B2 (ja) * 2004-06-03 2008-03-26 セイコーエプソン株式会社 発光素子駆動回路、通信装置、及び発光素子駆動方法
US7594063B1 (en) 2004-08-27 2009-09-22 Lexar Media, Inc. Storage capacity status
US7464306B1 (en) 2004-08-27 2008-12-09 Lexar Media, Inc. Status of overall health of nonvolatile memory
US20060184719A1 (en) * 2005-02-16 2006-08-17 Sinclair Alan W Direct data file storage implementation techniques in flash memories
US20060184718A1 (en) 2005-02-16 2006-08-17 Sinclair Alan W Direct file data programming and deletion in flash memories
US9104315B2 (en) 2005-02-04 2015-08-11 Sandisk Technologies Inc. Systems and methods for a mass data storage system having a file-based interface to a host and a non-file-based interface to secondary storage
US7877539B2 (en) * 2005-02-16 2011-01-25 Sandisk Corporation Direct data file storage in flash memories
JPWO2006106583A1 (ja) * 2005-03-31 2008-09-11 富士通株式会社 メモリセルのデータ読出し回路、メモリ回路、メモリセルのデータ読出し方法
US7480766B2 (en) * 2005-08-03 2009-01-20 Sandisk Corporation Interfacing systems operating through a logical address space and on a direct data file basis
US7669003B2 (en) 2005-08-03 2010-02-23 Sandisk Corporation Reprogrammable non-volatile memory systems with indexing of directly stored data files
US7409489B2 (en) * 2005-08-03 2008-08-05 Sandisk Corporation Scheduling of reclaim operations in non-volatile memory
US7552271B2 (en) 2005-08-03 2009-06-23 Sandisk Corporation Nonvolatile memory with block management
US7949845B2 (en) 2005-08-03 2011-05-24 Sandisk Corporation Indexing of file data in reprogrammable non-volatile memories that directly store data files
US7627733B2 (en) 2005-08-03 2009-12-01 Sandisk Corporation Method and system for dual mode access for storage devices
US7558906B2 (en) 2005-08-03 2009-07-07 Sandisk Corporation Methods of managing blocks in nonvolatile memory
US8855714B2 (en) 2005-09-14 2014-10-07 Sandisk Il Ltd. Removable media player for mobile phones
CN1937077B (zh) * 2005-09-22 2011-03-23 康佳集团股份有限公司 闪存介质中的数据多状态管理方法
US7529905B2 (en) * 2005-10-13 2009-05-05 Sandisk Corporation Method of storing transformed units of data in a memory system having fixed sized storage blocks
US7814262B2 (en) * 2005-10-13 2010-10-12 Sandisk Corporation Memory system storing transformed units of data in fixed sized storage blocks
DE602005018067D1 (de) * 2005-10-13 2010-01-14 St Microelectronics Srl Nichtflüchtige Speicheranordnung
US7624239B2 (en) * 2005-11-14 2009-11-24 Sandisk Corporation Methods for the management of erase operations in non-volatile memories
US7783845B2 (en) * 2005-11-14 2010-08-24 Sandisk Corporation Structures for the management of erase operations in non-volatile memories
US7877540B2 (en) * 2005-12-13 2011-01-25 Sandisk Corporation Logically-addressed file storage methods
JP2007164391A (ja) * 2005-12-13 2007-06-28 Sony Corp メモリカードおよびその制御方法
US7747837B2 (en) 2005-12-21 2010-06-29 Sandisk Corporation Method and system for accessing non-volatile storage devices
US7793068B2 (en) 2005-12-21 2010-09-07 Sandisk Corporation Dual mode access for non-volatile storage devices
US7769978B2 (en) 2005-12-21 2010-08-03 Sandisk Corporation Method and system for accessing non-volatile storage devices
JP4842719B2 (ja) 2006-06-28 2011-12-21 株式会社日立製作所 ストレージシステム及びそのデータ保護方法
US7515500B2 (en) * 2006-12-20 2009-04-07 Nokia Corporation Memory device performance enhancement through pre-erase mechanism
US20080219319A1 (en) * 2007-01-05 2008-09-11 Jay Buckalew Biological parameter monitoring system and method therefor
TW200937438A (en) * 2008-02-20 2009-09-01 Inventec Corp A memory writing interference test system and method thereof
JP2010170599A (ja) * 2009-01-21 2010-08-05 Renesas Electronics Corp 不揮発性メモリ及びその制御方法
WO2013078676A1 (fr) * 2011-12-02 2013-06-06 华为技术有限公司 Procédé et dispositif permettant de détecter une page flash nand
US9542166B2 (en) 2012-10-30 2017-01-10 Oracle International Corporation System and method for inferring immutability of program variables
US9478271B2 (en) * 2013-03-14 2016-10-25 Seagate Technology Llc Nonvolatile memory data recovery after power failure
US8812744B1 (en) 2013-03-14 2014-08-19 Microsoft Corporation Assigning priorities to data for hybrid drives
US9626126B2 (en) 2013-04-24 2017-04-18 Microsoft Technology Licensing, Llc Power saving mode hybrid drive access management
US9946495B2 (en) 2013-04-25 2018-04-17 Microsoft Technology Licensing, Llc Dirty data management for hybrid drives

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3685020A (en) * 1970-05-25 1972-08-15 Cogar Corp Compound and multilevel memories
JPS5969826A (ja) * 1982-10-15 1984-04-20 Hitachi Ltd バツフア制御方式
JPS6220141A (ja) * 1985-07-18 1987-01-28 Matsushita Electric Ind Co Ltd 光情報記録媒体
US4758982A (en) * 1986-01-08 1988-07-19 Advanced Micro Devices, Inc. Quasi content addressable memory
JPS63197058A (ja) * 1987-02-12 1988-08-15 Matsushita Commun Ind Co Ltd 追記型光デイスク装置
JPH01298600A (ja) * 1988-05-26 1989-12-01 Toshiba Corp 半導体記憶装置
DE69033262T2 (de) * 1989-04-13 2000-02-24 Sandisk Corp EEPROM-Karte mit Austauch von fehlerhaften Speicherzellen und Zwischenspeicher
US5172338B1 (en) * 1989-04-13 1997-07-08 Sandisk Corp Multi-state eeprom read and write circuits and techniques
JP2776558B2 (ja) * 1989-05-10 1998-07-16 北海道日本電気ソフトウェア株式会社 ディスク装置の不良セクタ代替方法．
US5072422A (en) * 1989-05-15 1991-12-10 E-Systems, Inc. Content-addressed memory system with word cells having select and match bits
JPH0317831A (ja) * 1989-06-15 1991-01-25 Nec Corp 光ディスク制御装置
US5463751A (en) * 1989-11-22 1995-10-31 Matsushita Electric Industrial Co., Ltd. Memory device having address translator and comparator for comparing memory cell array outputs
US5303198A (en) * 1990-09-28 1994-04-12 Fuji Photo Film Co., Ltd. Method of recording data in memory card having EEPROM and memory card system using the same
GB2251323B (en) * 1990-12-31 1994-10-12 Intel Corp Disk emulation for a non-volatile semiconductor memory
JP2582487B2 (ja) * 1991-07-12 1997-02-19 インターナショナル・ビジネス・マシーンズ・コーポレイション 半導体メモリを用いた外部記憶システム及びその制御方法
US5152338A (en) * 1991-10-15 1992-10-06 Eastman Kodak Company Heat exchanger and method of making same
JPH05151097A (ja) * 1991-11-28 1993-06-18 Fujitsu Ltd 書換回数制限型メモリのデータ管理方式
US5437020A (en) * 1992-10-03 1995-07-25 Intel Corporation Method and circuitry for detecting lost sectors of data in a solid state memory disk
US5479633A (en) * 1992-10-30 1995-12-26 Intel Corporation Method of controlling clean-up of a solid state memory disk storing floating sector data
US5341330A (en) * 1992-10-30 1994-08-23 Intel Corporation Method for writing to a flash memory array during erase suspend intervals
US5485595A (en) * 1993-03-26 1996-01-16 Cirrus Logic, Inc. Flash memory mass storage architecture incorporating wear leveling technique without using cam cells
US5479638A (en) * 1993-03-26 1995-12-26 Cirrus Logic, Inc. Flash memory mass storage architecture incorporation wear leveling technique
US5353256A (en) * 1993-06-30 1994-10-04 Intel Corporation Block specific status information in a memory device

Also Published As

Publication number Publication date
FR2687811A1 (fr) 1993-08-27
JPH05233426A (ja) 1993-09-10
US5987563A (en) 1999-11-16
US5966720A (en) 1999-10-12

Similar Documents

Publication Publication Date Title
FR2687811B1 (fr) Procede et appareil de commande de memoire flash.
KR100375533B1 (ko) 데이터 처리 시스템, 블록 소거형 메모리 장치 및 메모리장치 제어용 프로그램을 저장하는 기록 매체
TWI516935B (zh) 資料儲存裝置以及快閃記憶體控制方法
US7634624B2 (en) Memory system for data storage and retrieval
US5860124A (en) Method for performing a continuous over-write of a file in nonvolatile memory
KR950014668B1 (ko) 데이타 기록 및 탐색 방법, 데이타 기억 및 액세스 방법, 데이타 기록 및 판독 방법, 데이타 판독 및 기록 시스템 및 일회 기록 다회 판독(worm) 데이타 기억 매체
JP3328321B2 (ja) 半導体記憶装置
EP1548599B1 (fr) Opération d'écriture plus rapide à la mémoire non volatile par manipulation des secteurs à accès fréquents
KR100614469B1 (ko) 기억장치
DE69031443D1 (de) Verfahren und Anordnung zur Steuerung von Schattenspeichern
JP2006294061A (ja) メモリ管理
JP2734391B2 (ja) 不揮発性メモリのファイル管理装置
JP2002508862A (ja) フラッシュメモリ内のブロックにおける移動セクタ
DE69230188T2 (de) Sequentieller Speicherzugriff
JP3578265B2 (ja) 不揮発性メモリへのデータ書き込み方法および情報処理装置ならびに記録媒体
KR890001058A (ko) 자기디스크 장치용 트랙 억세스 제어시스템
JPH09161491A (ja) フラッシュメモリ制御方法及びフラッシュメモリ制御ユニット
KR830008323A (ko) 버블 카세트 메모리의 화일 소거방법 및 버블 카세트 메모리 제어장치
JP3328605B2 (ja) 半導体記憶装置
JPS5466727A (en) Access control system for buffer memory
US20100293322A1 (en) Semiconductor recording apparatus and semiconductor recording system
JPS5987567A (ja) 可変長デ−タ記憶制御方式
JP4149640B2 (ja) 半導体メモリの書込制御装置及びその方法
KR900006252B1 (ko) 캣슈 시스템
JPS6478468A (en) Alternating sector management system

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20051031