FR2031150A5 - - Google Patents

Info

Publication number
FR2031150A5
FR2031150A5 FR7001685A FR7001685A FR2031150A5 FR 2031150 A5 FR2031150 A5 FR 2031150A5 FR 7001685 A FR7001685 A FR 7001685A FR 7001685 A FR7001685 A FR 7001685A FR 2031150 A5 FR2031150 A5 FR 2031150A5
Authority
FR
France
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
FR7001685A
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR2031150A5 publication Critical patent/FR2031150A5/fr
Expired 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
    • 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
    • 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
    • G06F12/04—Addressing variable-length words or parts of words

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Detection And Correction Of Errors (AREA)
FR7001685A 1969-02-05 1970-01-16 Expired FR2031150A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB611469A GB1197418A (en) 1969-02-05 1969-02-05 Data Storage Apparatus

Publications (1)

Publication Number Publication Date
FR2031150A5 true FR2031150A5 (xx) 1970-11-13

Family

ID=9808641

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7001685A Expired FR2031150A5 (xx) 1969-02-05 1970-01-16

Country Status (4)

Country Link
JP (1) JPS4936331B1 (xx)
DE (1) DE2004934B2 (xx)
FR (1) FR2031150A5 (xx)
GB (1) GB1197418A (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814922A (en) * 1972-12-01 1974-06-04 Honeywell Inf Systems Availability and diagnostic apparatus for memory modules
US3800294A (en) * 1973-06-13 1974-03-26 Ibm System for improving the reliability of systems using dirty memories
US4183096A (en) * 1978-05-25 1980-01-08 Bell Telephone Laboratories, Incorporated Self checking dynamic memory system
US4223382A (en) * 1978-11-30 1980-09-16 Sperry Corporation Closed loop error correct
US4500958A (en) * 1982-04-21 1985-02-19 Digital Equipment Corporation Memory controller with data rotation arrangement
US4785452A (en) * 1986-04-25 1988-11-15 International Business Machines Corporation Error detection using variable field parity checking
US5289477A (en) * 1991-06-06 1994-02-22 International Business Machines Corp. Personal computer wherein ECC and partly error checking can be selectively chosen for memory elements installed in the system, memory elements enabling selective choice of error checking, and method

Also Published As

Publication number Publication date
DE2004934A1 (xx) 1970-08-20
JPS4936331B1 (xx) 1974-09-30
DE2004934B2 (de) 1977-08-25
GB1197418A (en) 1970-07-01

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Legal Events

Date Code Title Description
ST Notification of lapse