GB1402613A - Detection and correction of errors in information words - Google Patents

Detection and correction of errors in information words

Info

Publication number
GB1402613A
GB1402613A GB3215872A GB3215872A GB1402613A GB 1402613 A GB1402613 A GB 1402613A GB 3215872 A GB3215872 A GB 3215872A GB 3215872 A GB3215872 A GB 3215872A GB 1402613 A GB1402613 A GB 1402613A
Authority
GB
United Kingdom
Prior art keywords
error
word
correction
errors
circuit
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
Application number
GB3215872A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1402613A publication Critical patent/GB1402613A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1044—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 with specific ECC/EDC distribution
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
    • G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
    • G11C29/12—Built-in arrangements for testing, e.g. built-in self testing [BIST] or interconnection details
    • G11C29/44—Indication or identification of errors, e.g. for repair

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Error Detection And Correction (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Detection And Correction Of Errors (AREA)
GB3215872A 1971-07-10 1972-07-10 Detection and correction of errors in information words Expired GB1402613A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712134529 DE2134529A1 (de) 1971-07-10 1971-07-10 Verfahren zur fehlererkennung und -korrektur in aus dem speicher einer programmgesteuerten datenverarbeitungsanlage ausgelesenen informationswoertern

Publications (1)

Publication Number Publication Date
GB1402613A true GB1402613A (en) 1975-08-13

Family

ID=5813290

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3215872A Expired GB1402613A (en) 1971-07-10 1972-07-10 Detection and correction of errors in information words

Country Status (4)

Country Link
JP (1) JPS5428056B1 (enExample)
DE (1) DE2134529A1 (enExample)
FR (1) FR2146081A5 (enExample)
GB (1) GB1402613A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032957B1 (en) * 1979-07-30 1987-03-04 Fujitsu Limited Information processing system for error processing, and error processing method
GB2476537A (en) * 2009-12-22 2011-06-29 Intel Corp Error correction mechanisms for 8 bit memory devices to correct a single transient error or any number of permanent errors in a single device

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2246023B1 (enExample) * 1973-09-05 1976-10-01 Honeywell Bull Soc Ind
US3999051A (en) * 1974-07-05 1976-12-21 Sperry Rand Corporation Error logging in semiconductor storage units
US3893071A (en) * 1974-08-19 1975-07-01 Ibm Multi level error correction system for high density memory
US4100403A (en) * 1977-04-25 1978-07-11 International Business Machines Corporation Method and means for discriminating between systematic and noise-induced error in data extracted from word organized memory arrays
US4319357A (en) * 1979-12-14 1982-03-09 International Business Machines Corp. Double error correction using single error correcting code
US4345328A (en) * 1980-06-30 1982-08-17 Sperry Corporation ECC Check bit generation using through checking parity bits

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0032957B1 (en) * 1979-07-30 1987-03-04 Fujitsu Limited Information processing system for error processing, and error processing method
GB2476537A (en) * 2009-12-22 2011-06-29 Intel Corp Error correction mechanisms for 8 bit memory devices to correct a single transient error or any number of permanent errors in a single device
GB2476537B (en) * 2009-12-22 2012-07-04 Intel Corp Error correction mechanisms for 8-bit memory devices
US8612828B2 (en) 2009-12-22 2013-12-17 Intel Corporation Error correction mechanisms for 8-bit memory devices

Also Published As

Publication number Publication date
JPS5428056B1 (enExample) 1979-09-13
DE2134529A1 (de) 1973-01-25
FR2146081A5 (enExample) 1973-02-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee