DK130756B - Hukommelsesanordning med reservehukommelseselement. - Google Patents

Hukommelsesanordning med reservehukommelseselement.

Info

Publication number
DK130756B
DK130756B DK320873AA DK320873A DK130756B DK 130756 B DK130756 B DK 130756B DK 320873A A DK320873A A DK 320873AA DK 320873 A DK320873 A DK 320873A DK 130756 B DK130756 B DK 130756B
Authority
DK
Denmark
Prior art keywords
spare
memory
memory device
memory element
spare memory
Prior art date
Application number
DK320873AA
Other languages
Danish (da)
English (en)
Other versions
DK130756C (instruction
Inventor
R G Bergman
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of DK130756B publication Critical patent/DK130756B/da
Application granted granted Critical
Publication of DK130756C publication Critical patent/DK130756C/da

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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1666—Error detection or correction of the data by redundancy in hardware where the redundant component is memory or memory area
    • G06F11/167—Error detection by comparing the memory output
    • 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
    • G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices

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)
  • Hardware Redundancy (AREA)
  • Debugging And Monitoring (AREA)
  • Saccharide Compounds (AREA)
DK320873AA 1972-06-09 1973-06-08 Hukommelsesanordning med reservehukommelseselement. DK130756B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE07605/72A SE358755B (instruction) 1972-06-09 1972-06-09

Publications (2)

Publication Number Publication Date
DK130756B true DK130756B (da) 1975-04-07
DK130756C DK130756C (instruction) 1975-09-08

Family

ID=20271810

Family Applications (1)

Application Number Title Priority Date Filing Date
DK320873AA DK130756B (da) 1972-06-09 1973-06-08 Hukommelsesanordning med reservehukommelseselement.

Country Status (18)

Country Link
US (1) US3868646A (instruction)
JP (1) JPS4951831A (instruction)
AU (1) AU475798B2 (instruction)
BR (1) BR7304291D0 (instruction)
CA (1) CA978657A (instruction)
CS (1) CS158600B2 (instruction)
DE (1) DE2325137C3 (instruction)
DK (1) DK130756B (instruction)
ES (1) ES415604A1 (instruction)
FI (1) FI55417C (instruction)
FR (1) FR2188241B1 (instruction)
GB (1) GB1386227A (instruction)
HU (1) HU166842B (instruction)
IT (1) IT994877B (instruction)
NO (1) NO139939C (instruction)
PL (1) PL101776B1 (instruction)
SE (1) SE358755B (instruction)
YU (1) YU35405B (instruction)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4051354A (en) * 1975-07-03 1977-09-27 Texas Instruments Incorporated Fault-tolerant cell addressable array
FR2379112A1 (fr) * 1977-01-27 1978-08-25 Cii Honeywell Bull Mode d'ecriture d'informations concernant les defauts d'un support d'enregistrement magnetique
US4339804A (en) * 1979-07-05 1982-07-13 Ncr Corporation Memory system wherein individual bits may be updated
US4291389A (en) * 1979-11-20 1981-09-22 Control Data Corporation Memory system using faulty bubble memory devices
US4488259A (en) * 1982-10-29 1984-12-11 Ibm Corporation On chip monitor
US4584682A (en) * 1983-09-02 1986-04-22 International Business Machines Corporation Reconfigurable memory using both address permutation and spare memory elements
US4584681A (en) * 1983-09-02 1986-04-22 International Business Machines Corporation Memory correction scheme using spare arrays
US4608687A (en) * 1983-09-13 1986-08-26 International Business Machines Corporation Bit steering apparatus and method for correcting errors in stored data, storing the address of the corrected data and using the address to maintain a correct data condition
US4581739A (en) * 1984-04-09 1986-04-08 International Business Machines Corporation Electronically selectable redundant array (ESRA)
US4654847A (en) * 1984-12-28 1987-03-31 International Business Machines Apparatus for automatically correcting erroneous data and for storing the corrected data in a common pool alternate memory array
FR2655177A1 (fr) * 1989-11-24 1991-05-31 Sgs Thomson Microelectronics Circuit de redondance avec memorisation de position de plot de sortie.
JP2003133417A (ja) * 2001-10-26 2003-05-09 Matsushita Electric Ind Co Ltd 半導体集積回路装置及びその設計方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3303474A (en) * 1963-01-17 1967-02-07 Rca Corp Duplexing system for controlling online and standby conditions of two computers
US3377623A (en) * 1965-09-29 1968-04-09 Foxboro Co Process backup system
US3422402A (en) * 1965-12-29 1969-01-14 Ibm Memory systems for using storage devices containing defective bits
US3444528A (en) * 1966-11-17 1969-05-13 Martin Marietta Corp Redundant computer systems
BE693071A (instruction) * 1967-01-24 1967-07-24
DE1549397B2 (de) * 1967-06-16 1972-09-14 Chemische Werke Hüls AG, 4370 Mari Verfahren zur automatischen steuerung chemischer anlagen
US3541525A (en) * 1968-04-19 1970-11-17 Rca Corp Memory system with defective storage locations
US3633175A (en) * 1969-05-15 1972-01-04 Honeywell Inc Defect-tolerant digital memory system
DE1963895C3 (de) * 1969-06-21 1973-11-29 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Datenspeicher und Datenspeicher anste'uerschaltung
US3623014A (en) * 1969-08-25 1971-11-23 Control Data Corp Computer communications system
US3541529A (en) * 1969-09-22 1970-11-17 Ibm Replacement system

Also Published As

Publication number Publication date
PL101776B1 (pl) 1979-01-31
BR7304291D0 (pt) 1974-07-11
YU150673A (en) 1980-06-30
DE2325137C3 (de) 1979-06-28
JPS4951831A (instruction) 1974-05-20
FR2188241B1 (instruction) 1977-02-11
FR2188241A1 (instruction) 1974-01-18
DE2325137A1 (de) 1973-12-20
AU475798B2 (en) 1976-09-02
YU35405B (en) 1980-12-31
NO139939C (no) 1979-06-06
DE2325137B2 (de) 1978-10-26
IT994877B (it) 1975-10-20
US3868646A (en) 1975-02-25
GB1386227A (en) 1975-03-05
HU166842B (instruction) 1975-06-28
DK130756C (instruction) 1975-09-08
FI55417B (fi) 1979-03-30
FI55417C (fi) 1979-07-10
AU5532373A (en) 1974-11-07
SE358755B (instruction) 1973-08-06
CS158600B2 (instruction) 1974-11-25
ES415604A1 (es) 1976-02-01
NO139939B (no) 1979-02-26
CA978657A (en) 1975-11-25

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Legal Events

Date Code Title Description
PBP Patent lapsed