DE69522457D1 - Verfahren und vorrichtung zur automatischen entfernung von ecc-speicherfehlern mittels hardware - Google Patents

Verfahren und vorrichtung zur automatischen entfernung von ecc-speicherfehlern mittels hardware

Info

Publication number
DE69522457D1
DE69522457D1 DE69522457T DE69522457T DE69522457D1 DE 69522457 D1 DE69522457 D1 DE 69522457D1 DE 69522457 T DE69522457 T DE 69522457T DE 69522457 T DE69522457 T DE 69522457T DE 69522457 D1 DE69522457 D1 DE 69522457D1
Authority
DE
Germany
Prior art keywords
hardware
automatic removal
memory errors
ecc memory
ecc
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 - Lifetime
Application number
DE69522457T
Other languages
English (en)
Other versions
DE69522457T2 (de
Inventor
Mark A Gonzales
Thomas J Holman
Patrick F Stolt
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.)
Intel Corp
Original Assignee
Intel Corp
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 Intel Corp filed Critical Intel Corp
Publication of DE69522457D1 publication Critical patent/DE69522457D1/de
Application granted granted Critical
Publication of DE69522457T2 publication Critical patent/DE69522457T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G06F11/1048—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 using arrangements adapted for a specific error detection or correction feature
    • G06F11/106—Correcting systematically all correctable errors, i.e. scrubbing
    • 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
    • G06F11/1048—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 using arrangements adapted for a specific error detection or correction feature
    • G06F11/1056—Updating check bits on partial write, i.e. read/modify/write

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Detection And Correction Of Errors (AREA)
DE69522457T 1994-05-24 1995-05-23 Verfahren und vorrichtung zur automatischen entfernung von ecc-speicherfehlern mittels hardware Expired - Lifetime DE69522457T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24829894A 1994-05-24 1994-05-24
PCT/US1995/006548 WO1995032470A1 (en) 1994-05-24 1995-05-23 Method and apparatus for automatically scrubbing ecc errors in memory via hardware

Publications (2)

Publication Number Publication Date
DE69522457D1 true DE69522457D1 (de) 2001-10-04
DE69522457T2 DE69522457T2 (de) 2002-05-23

Family

ID=22938511

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69522457T Expired - Lifetime DE69522457T2 (de) 1994-05-24 1995-05-23 Verfahren und vorrichtung zur automatischen entfernung von ecc-speicherfehlern mittels hardware

Country Status (9)

Country Link
US (1) US6101614A (de)
EP (1) EP0775343B1 (de)
KR (1) KR100379812B1 (de)
CN (1) CN1146790C (de)
AU (1) AU2647395A (de)
DE (1) DE69522457T2 (de)
GB (1) GB2289779B (de)
SE (1) SE517214C2 (de)
WO (1) WO1995032470A1 (de)

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GB2289779B (en) 1999-04-28
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KR100379812B1 (ko) 2003-06-18
KR950033824A (ko) 1995-12-26
GB2289779A (en) 1995-11-29
SE9501925D0 (sv) 1995-05-23
CN1149344A (zh) 1997-05-07
US6101614A (en) 2000-08-08
EP0775343B1 (de) 2001-08-29
EP0775343A4 (de) 1997-10-22
DE69522457T2 (de) 2002-05-23
EP0775343A1 (de) 1997-05-28
CN1146790C (zh) 2004-04-21
AU2647395A (en) 1995-12-18
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