IT940697B - Sistema per la rilevazione e corre zione di errori eventualmente pre senti in dati binari registrati in parallelo su una molteplicita di piste - Google Patents

Sistema per la rilevazione e corre zione di errori eventualmente pre senti in dati binari registrati in parallelo su una molteplicita di piste

Info

Publication number
IT940697B
IT940697B IT31313/71A IT3131371A IT940697B IT 940697 B IT940697 B IT 940697B IT 31313/71 A IT31313/71 A IT 31313/71A IT 3131371 A IT3131371 A IT 3131371A IT 940697 B IT940697 B IT 940697B
Authority
IT
Italy
Prior art keywords
tracks
correction
detection
parallel
data recorded
Prior art date
Application number
IT31313/71A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT940697B publication Critical patent/IT940697B/it

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
    • 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
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/003—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation in serial memories

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Debugging And Monitoring (AREA)
  • Error Detection And Correction (AREA)
IT31313/71A 1970-11-23 1971-11-19 Sistema per la rilevazione e corre zione di errori eventualmente pre senti in dati binari registrati in parallelo su una molteplicita di piste IT940697B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9172670A 1970-11-23 1970-11-23

Publications (1)

Publication Number Publication Date
IT940697B true IT940697B (it) 1973-02-20

Family

ID=22229368

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31313/71A IT940697B (it) 1970-11-23 1971-11-19 Sistema per la rilevazione e corre zione di errori eventualmente pre senti in dati binari registrati in parallelo su una molteplicita di piste

Country Status (7)

Country Link
US (1) US3675200A (it)
JP (1) JPS522784B1 (it)
CA (1) CA942427A (it)
DE (1) DE2157829C2 (it)
FR (1) FR2131221A5 (it)
GB (1) GB1369031A (it)
IT (1) IT940697B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE28923E (en) * 1971-12-27 1976-08-03 International Business Machines Corporation Error correction for two bytes in each code word in a multi-code word system
US3774154A (en) * 1972-08-21 1973-11-20 Ibm Error control circuits and methods
USRE30187E (en) * 1972-11-15 1980-01-08 International Business Machines Corporation Plural channel error correcting apparatus and methods
US3868632A (en) * 1972-11-15 1975-02-25 Ibm Plural channel error correcting apparatus and methods
US3851306A (en) * 1972-11-24 1974-11-26 Ibm Triple track error correction
US3821703A (en) * 1972-12-26 1974-06-28 Ibm Signal transferring
US3778787A (en) * 1973-04-09 1973-12-11 Ibm Readback systems for digital recorders
US3982226A (en) * 1975-04-03 1976-09-21 Storage Technology Corporation Means and method for error detection and correction of digital data
US4045779A (en) * 1976-03-15 1977-08-30 Xerox Corporation Self-correcting memory circuit
DE2842750A1 (de) * 1978-09-30 1980-04-10 Ibm Deutschland Verfahren und anordnung zur pruefung von durch monolithisch integrierten halbleiterschaltungen dargestellten sequentiellen schaltungen
NL8202364A (nl) * 1982-06-11 1984-01-02 Philips Nv Serie-parallel-serie schuifregistergeheugen, waarbij het parallelopslagregister mede redundante enkelvoudige opslagregisters bevat, en afbeeldtoestel, voorzien van een zodanig georganiseerd beeldgeheugen.
NL8202365A (nl) * 1982-06-11 1984-01-02 Philips Nv Serie-parallel-serie schuifregistergeheugen, hetwelk redundante parallelgeschakelde opslagregisters bevat, en afbeeldtoestel, voorzien van een zodanig georganiseerd beeldgeheugen.
US5031180A (en) * 1989-04-11 1991-07-09 Trw Inc. Triple redundant fault-tolerant register
NL9001296A (nl) * 1990-06-08 1992-01-02 Philips Nv Teletext decoder, alsmede een fouten detectie en correctie circuit.
US8943510B2 (en) * 2010-12-17 2015-01-27 Microsoft Corporation Mutual-exclusion algorithms resilient to transient memory faults
CN112000511A (zh) * 2020-07-28 2020-11-27 京微齐力(北京)科技有限公司 一种基于汉明码的ecc电路优化方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3142829A (en) * 1960-08-22 1964-07-28 Potter Instrument Co Inc Checking method for digital magnetic tape systems employing double transition high density recording
US3262097A (en) * 1962-12-31 1966-07-19 Ibm Dead track handling
US3518625A (en) * 1967-02-24 1970-06-30 Rca Corp Dead track handling
US3551886A (en) * 1968-07-16 1970-12-29 Teletype Corp Automatic error detection and correction system

Also Published As

Publication number Publication date
GB1369031A (en) 1974-10-02
DE2157829A1 (de) 1972-05-25
CA942427A (en) 1974-02-19
JPS522784B1 (it) 1977-01-24
FR2131221A5 (it) 1972-11-10
US3675200A (en) 1972-07-04
DE2157829C2 (de) 1982-10-21

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