DE69230351D1 - Aufzeichnungsgerät - Google Patents

Aufzeichnungsgerät

Info

Publication number
DE69230351D1
DE69230351D1 DE69230351T DE69230351T DE69230351D1 DE 69230351 D1 DE69230351 D1 DE 69230351D1 DE 69230351 T DE69230351 T DE 69230351T DE 69230351 T DE69230351 T DE 69230351T DE 69230351 D1 DE69230351 D1 DE 69230351D1
Authority
DE
Germany
Prior art keywords
writing
data
completion
redundancy
redundancy data
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
DE69230351T
Other languages
English (en)
Other versions
DE69230351T2 (de
Inventor
Toshio Matsumoto
Hiroshi Baba
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13674820&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69230351(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE69230351D1 publication Critical patent/DE69230351D1/de
Application granted granted Critical
Publication of DE69230351T2 publication Critical patent/DE69230351T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies
    • 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
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2015—Redundant power supplies
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/10—Indexing scheme relating to G06F11/10
    • G06F2211/1002—Indexing scheme relating to G06F11/1076
    • G06F2211/109—Sector level checksum or ECC, i.e. sector or stripe level checksum or ECC in addition to the RAID parity calculation

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)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE69230351T 1991-04-11 1992-04-10 Aufzeichnungsgerät Expired - Fee Related DE69230351T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3078904A JP2743606B2 (ja) 1991-04-11 1991-04-11 アレイ型記録装置

Publications (2)

Publication Number Publication Date
DE69230351D1 true DE69230351D1 (de) 2000-01-05
DE69230351T2 DE69230351T2 (de) 2000-07-06

Family

ID=13674820

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69230351T Expired - Fee Related DE69230351T2 (de) 1991-04-11 1992-04-10 Aufzeichnungsgerät

Country Status (5)

Country Link
US (3) US5655150A (de)
EP (2) EP0936534A3 (de)
JP (1) JP2743606B2 (de)
CA (1) CA2065832C (de)
DE (1) DE69230351T2 (de)

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Also Published As

Publication number Publication date
EP0936534A3 (de) 2003-08-13
US5878203A (en) 1999-03-02
EP0508441A3 (de) 1995-05-03
CA2065832A1 (en) 1992-10-12
JP2743606B2 (ja) 1998-04-22
EP0508441A2 (de) 1992-10-14
DE69230351T2 (de) 2000-07-06
JPH04312146A (ja) 1992-11-04
US5862406A (en) 1999-01-19
US5655150A (en) 1997-08-05
EP0936534A2 (de) 1999-08-18
EP0508441B1 (de) 1999-12-01
CA2065832C (en) 1999-08-17

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