TWI368224B - Wear-leveling management and file distribution management of hybrid density memory - Google Patents

Wear-leveling management and file distribution management of hybrid density memory

Info

Publication number
TWI368224B
TWI368224B TW096117892A TW96117892A TWI368224B TW I368224 B TWI368224 B TW I368224B TW 096117892 A TW096117892 A TW 096117892A TW 96117892 A TW96117892 A TW 96117892A TW I368224 B TWI368224 B TW I368224B
Authority
TW
Taiwan
Prior art keywords
management
wear
file distribution
density memory
leveling
Prior art date
Application number
TW096117892A
Other languages
English (en)
Other versions
TW200839773A (en
Inventor
Ming Dar Chen
Chanson Lin
Hsiang An Hsieh
Original Assignee
A Data Technology Co 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 A Data Technology Co Ltd filed Critical A Data Technology Co Ltd
Publication of TW200839773A publication Critical patent/TW200839773A/zh
Application granted granted Critical
Publication of TWI368224B publication Critical patent/TWI368224B/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
    • 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
    • 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
    • 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
    • G06F2212/10—Providing a specific technical effect
    • G06F2212/1032—Reliability improvement, data loss prevention, degraded operation etc
    • G06F2212/1036—Life time enhancement
    • 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
    • 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
    • G06F2212/7211—Wear leveling
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C2211/56—Indexing scheme relating to G11C11/56 and sub-groups for features not covered by these groups
    • G11C2211/564—Miscellaneous aspects
    • G11C2211/5641—Multilevel memory having cells with different number of storage levels

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Memory System (AREA)
  • Read Only Memory (AREA)
TW096117892A 2007-03-19 2007-05-18 Wear-leveling management and file distribution management of hybrid density memory TWI368224B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US90708807P 2007-03-19 2007-03-19

Publications (2)

Publication Number Publication Date
TW200839773A TW200839773A (en) 2008-10-01
TWI368224B true TWI368224B (en) 2012-07-11

Family

ID=39775861

Family Applications (3)

Application Number Title Priority Date Filing Date
TW096117892A TWI368224B (en) 2007-03-19 2007-05-18 Wear-leveling management and file distribution management of hybrid density memory
TW096136716A TWI382421B (zh) 2007-03-19 2007-10-01 混合密度記憶體儲存裝置
TW096136719A TWI348618B (en) 2007-03-19 2007-10-01 Hybrid density memory storage device and control method thereof

Family Applications After (2)

Application Number Title Priority Date Filing Date
TW096136716A TWI382421B (zh) 2007-03-19 2007-10-01 混合密度記憶體儲存裝置
TW096136719A TWI348618B (en) 2007-03-19 2007-10-01 Hybrid density memory storage device and control method thereof

Country Status (3)

Country Link
US (4) US8015346B2 (zh)
CN (3) CN101271730B (zh)
TW (3) TWI368224B (zh)

Cited By (1)

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Publication number Priority date Publication date Assignee Title
US10908824B2 (en) 2018-11-08 2021-02-02 Winbond Electronics Corp. Flash memory storage device and method thereof

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Also Published As

Publication number Publication date
TWI348618B (en) 2011-09-11
CN101271730A (zh) 2008-09-24
US8307163B2 (en) 2012-11-06
TW200839773A (en) 2008-10-01
TWI382421B (zh) 2013-01-11
CN101271379A (zh) 2008-09-24
CN101271379B (zh) 2011-12-07
US20080235432A1 (en) 2008-09-25
US20080235433A1 (en) 2008-09-25
CN101271730B (zh) 2013-08-21
CN101271380A (zh) 2008-09-24
US8291156B2 (en) 2012-10-16
US20110246709A1 (en) 2011-10-06
CN101271380B (zh) 2011-07-27
US20080235468A1 (en) 2008-09-25
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US8015346B2 (en) 2011-09-06
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