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JPS51138336A - Memory sysem - Google Patents

Memory sysem

Info

Publication number
JPS51138336A
JPS51138336A JP50062014A JP6201475A JPS51138336A JP S51138336 A JPS51138336 A JP S51138336A JP 50062014 A JP50062014 A JP 50062014A JP 6201475 A JP6201475 A JP 6201475A JP S51138336 A JPS51138336 A JP S51138336A
Authority
JP
Japan
Prior art keywords
memory
sysem
arranging
contained
technique
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.)
Pending
Application number
JP50062014A
Other languages
Japanese (ja)
Inventor
Kazuya Hashimoto
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50062014A priority Critical patent/JPS51138336A/en
Publication of JPS51138336A publication Critical patent/JPS51138336A/en
Pending legal-status Critical Current

Links

Landscapes

  • Hardware Redundancy (AREA)
  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)

Abstract

PURPOSE: To obtain a technique for arranging the memory by the effective use of a normally operable portion of a semiconductor memory even when a faulty portion is contained therein.
COPYRIGHT: (C)1976,JPO&Japio
JP50062014A 1975-05-26 1975-05-26 Memory sysem Pending JPS51138336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50062014A JPS51138336A (en) 1975-05-26 1975-05-26 Memory sysem

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50062014A JPS51138336A (en) 1975-05-26 1975-05-26 Memory sysem

Publications (1)

Publication Number Publication Date
JPS51138336A true JPS51138336A (en) 1976-11-29

Family

ID=13187867

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50062014A Pending JPS51138336A (en) 1975-05-26 1975-05-26 Memory sysem

Country Status (1)

Country Link
JP (1) JPS51138336A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750396A (en) * 1980-09-09 1982-03-24 Matsushita Electric Ind Co Ltd Semiconductor memory device
JPS6425398A (en) * 1987-07-20 1989-01-27 Nec Corp Semiconductor memory

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49129449A (en) * 1973-04-09 1974-12-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49129449A (en) * 1973-04-09 1974-12-11

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5750396A (en) * 1980-09-09 1982-03-24 Matsushita Electric Ind Co Ltd Semiconductor memory device
JPS6425398A (en) * 1987-07-20 1989-01-27 Nec Corp Semiconductor memory

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