DE69623407D1 - Verfahren zur Überprüfung der Blockzuordnung eines Flash-Speichers mit Übersetzungsschicht - Google Patents

Verfahren zur Überprüfung der Blockzuordnung eines Flash-Speichers mit Übersetzungsschicht

Info

Publication number
DE69623407D1
DE69623407D1 DE69623407T DE69623407T DE69623407D1 DE 69623407 D1 DE69623407 D1 DE 69623407D1 DE 69623407 T DE69623407 T DE 69623407T DE 69623407 T DE69623407 T DE 69623407T DE 69623407 D1 DE69623407 D1 DE 69623407D1
Authority
DE
Germany
Prior art keywords
checking
flash memory
block allocation
translation layer
translation
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
DE69623407T
Other languages
English (en)
Other versions
DE69623407T2 (de
Inventor
Detlef Jenett
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.)
SCM Microsystems Inc
Original Assignee
SCM Microsystems 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 SCM Microsystems Inc filed Critical SCM Microsystems Inc
Application granted granted Critical
Publication of DE69623407D1 publication Critical patent/DE69623407D1/de
Publication of DE69623407T2 publication Critical patent/DE69623407T2/de
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
    • 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
    • G06F3/0604—Improving or facilitating administration, e.g. storage management
    • G06F3/0607—Improving or facilitating administration, e.g. storage management by facilitating the process of upgrading existing storage systems, e.g. for improving compatibility between host and storage device
    • 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
    • G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
    • G06F3/0638—Organizing or formatting or addressing of data
    • G06F3/0643—Management of files
    • 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
    • G06F2212/7209—Validity control, e.g. using flags, time stamps or sequence numbers
DE69623407T 1995-10-27 1996-10-21 Verfahren zur Überprüfung der Blockzuordnung eines Flash-Speichers mit Übersetzungsschicht Expired - Fee Related DE69623407T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54903195A 1995-10-27 1995-10-27

Publications (2)

Publication Number Publication Date
DE69623407D1 true DE69623407D1 (de) 2002-10-10
DE69623407T2 DE69623407T2 (de) 2003-05-28

Family

ID=24191381

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623407T Expired - Fee Related DE69623407T2 (de) 1995-10-27 1996-10-21 Verfahren zur Überprüfung der Blockzuordnung eines Flash-Speichers mit Übersetzungsschicht

Country Status (3)

Country Link
US (1) US6014724A (de)
EP (1) EP0770960B1 (de)
DE (1) DE69623407T2 (de)

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Also Published As

Publication number Publication date
EP0770960A1 (de) 1997-05-02
DE69623407T2 (de) 2003-05-28
EP0770960B1 (de) 2002-09-04
US6014724A (en) 2000-01-11

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