JPS5245226A - Defect supporting system of memory device - Google Patents

Defect supporting system of memory device

Info

Publication number
JPS5245226A
JPS5245226A JP50121529A JP12152975A JPS5245226A JP S5245226 A JPS5245226 A JP S5245226A JP 50121529 A JP50121529 A JP 50121529A JP 12152975 A JP12152975 A JP 12152975A JP S5245226 A JPS5245226 A JP S5245226A
Authority
JP
Japan
Prior art keywords
memory device
defect
supporting system
supporting
defect supporting
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.)
Granted
Application number
JP50121529A
Other languages
Japanese (ja)
Other versions
JPS5723960B2 (en
Inventor
Takao Uehara
Junichi Tanahashi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP50121529A priority Critical patent/JPS5245226A/en
Publication of JPS5245226A publication Critical patent/JPS5245226A/en
Publication of JPS5723960B2 publication Critical patent/JPS5723960B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
  • Hardware Redundancy (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Abstract

PURPOSE: To make a mass memory device endurable for long period duty without any maintenance by supporting the defect portion with the supporting memory device of conparatively small capacity even if some defect is occoured in the portion of the mass capacity memory device.
COPYRIGHT: (C)1977,JPO&Japio
JP50121529A 1975-10-07 1975-10-07 Defect supporting system of memory device Granted JPS5245226A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50121529A JPS5245226A (en) 1975-10-07 1975-10-07 Defect supporting system of memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50121529A JPS5245226A (en) 1975-10-07 1975-10-07 Defect supporting system of memory device

Publications (2)

Publication Number Publication Date
JPS5245226A true JPS5245226A (en) 1977-04-09
JPS5723960B2 JPS5723960B2 (en) 1982-05-21

Family

ID=14813475

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50121529A Granted JPS5245226A (en) 1975-10-07 1975-10-07 Defect supporting system of memory device

Country Status (1)

Country Link
JP (1) JPS5245226A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860491A (en) * 1981-09-18 1983-04-09 ゲオルグ・フアウ・コ−ザ Method and apparatus for safely holding data of memory
JPS58150190A (en) * 1982-03-02 1983-09-06 Nippon Telegr & Teleph Corp <Ntt> Storage device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5860491A (en) * 1981-09-18 1983-04-09 ゲオルグ・フアウ・コ−ザ Method and apparatus for safely holding data of memory
JPS58150190A (en) * 1982-03-02 1983-09-06 Nippon Telegr & Teleph Corp <Ntt> Storage device
JPH0136136B2 (en) * 1982-03-02 1989-07-28 Nippon Telegraph & Telephone

Also Published As

Publication number Publication date
JPS5723960B2 (en) 1982-05-21

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