JPS4923546A - - Google Patents

Info

Publication number
JPS4923546A
JPS4923546A JP48011216A JP1121673A JPS4923546A JP S4923546 A JPS4923546 A JP S4923546A JP 48011216 A JP48011216 A JP 48011216A JP 1121673 A JP1121673 A JP 1121673A JP S4923546 A JPS4923546 A JP S4923546A
Authority
JP
Japan
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.)
Pending
Application number
JP48011216A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4923546A publication Critical patent/JPS4923546A/ja
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C29/00Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70Masking faults in memories by using spares or by reconfiguring
    • G11C29/86Masking faults in memories by using spares or by reconfiguring in serial access memories, e.g. shift registers, CCDs, bubble memories
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C19/00Digital stores in which the information is moved stepwise, e.g. shift registers
    • G11C19/02Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements
    • G11C19/08Digital stores in which the information is moved stepwise, e.g. shift registers using magnetic elements using thin films in plane structure
    • G11C19/0875Organisation of a plurality of magnetic shift registers

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Hardware Redundancy (AREA)
JP48011216A 1972-05-01 1973-01-29 Pending JPS4923546A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24902672A 1972-05-01 1972-05-01

Publications (1)

Publication Number Publication Date
JPS4923546A true JPS4923546A (it) 1974-03-02

Family

ID=22941730

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48011216A Pending JPS4923546A (it) 1972-05-01 1973-01-29

Country Status (6)

Country Link
JP (1) JPS4923546A (it)
CA (1) CA1009367A (it)
DE (1) DE2302139A1 (it)
FR (1) FR2182840B1 (it)
GB (1) GB1371597A (it)
IT (1) IT978273B (it)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167033A (it) * 1974-12-09 1976-06-10 Hitachi Ltd
JPS51118341A (en) * 1975-04-11 1976-10-18 Hitachi Ltd Shift register type memory
JPS51138344A (en) * 1975-05-26 1976-11-29 Hitachi Ltd Memory device
JPS5234639A (en) * 1975-07-10 1977-03-16 Texas Instruments Inc Magnetic thin film memory
JPS5318926A (en) * 1976-08-06 1978-02-21 Hitachi Ltd Auxiliary loop switching circuit for magnetic bubble memory unit

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234521A (en) * 1961-08-08 1966-02-08 Rca Corp Data processing system
US3331058A (en) * 1964-12-24 1967-07-11 Fairchild Camera Instr Co Error free memory
US3585607A (en) * 1968-02-19 1971-06-15 Philips Corp Memory with redundancy

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1181577A (fr) * 1956-08-23 1959-06-17 Bayer Ag Appareil mélangeur
GB1010008A (en) * 1962-04-30 1965-11-17 Inv S Finance Corp A pressure regulator for injection of a plastic material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234521A (en) * 1961-08-08 1966-02-08 Rca Corp Data processing system
US3331058A (en) * 1964-12-24 1967-07-11 Fairchild Camera Instr Co Error free memory
US3585607A (en) * 1968-02-19 1971-06-15 Philips Corp Memory with redundancy

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5167033A (it) * 1974-12-09 1976-06-10 Hitachi Ltd
JPS5816264B2 (ja) * 1974-12-09 1983-03-30 株式会社日立製作所 ジキバブルメモリソウチ
JPS51118341A (en) * 1975-04-11 1976-10-18 Hitachi Ltd Shift register type memory
JPS571063B2 (it) * 1975-04-11 1982-01-09
JPS51138344A (en) * 1975-05-26 1976-11-29 Hitachi Ltd Memory device
JPS5725918B2 (it) * 1975-05-26 1982-06-01
JPS5234639A (en) * 1975-07-10 1977-03-16 Texas Instruments Inc Magnetic thin film memory
JPS578546B2 (it) * 1975-07-10 1982-02-17
JPS5318926A (en) * 1976-08-06 1978-02-21 Hitachi Ltd Auxiliary loop switching circuit for magnetic bubble memory unit
JPS5643553B2 (it) * 1976-08-06 1981-10-13

Also Published As

Publication number Publication date
FR2182840A1 (it) 1973-12-14
IT978273B (it) 1974-09-20
DE2302139A1 (de) 1973-11-22
CA1009367A (en) 1977-04-26
FR2182840B1 (it) 1976-05-14
GB1371597A (en) 1974-10-23

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