JPS6230662B2 - - Google Patents

Info

Publication number
JPS6230662B2
JPS6230662B2 JP57068201A JP6820182A JPS6230662B2 JP S6230662 B2 JPS6230662 B2 JP S6230662B2 JP 57068201 A JP57068201 A JP 57068201A JP 6820182 A JP6820182 A JP 6820182A JP S6230662 B2 JPS6230662 B2 JP S6230662B2
Authority
JP
Japan
Prior art keywords
memory
backup
read
circuit
bus
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.)
Expired
Application number
JP57068201A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58185098A (ja
Inventor
Eizo Fujisaki
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 JP57068201A priority Critical patent/JPS58185098A/ja
Publication of JPS58185098A publication Critical patent/JPS58185098A/ja
Publication of JPS6230662B2 publication Critical patent/JPS6230662B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G11C29/74—Masking faults in memories by using spares or by reconfiguring using duplex memories, i.e. using dual copies

Landscapes

  • Techniques For Improving Reliability Of Storages (AREA)
JP57068201A 1982-04-23 1982-04-23 メモリバツクアツプ方式 Granted JPS58185098A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57068201A JPS58185098A (ja) 1982-04-23 1982-04-23 メモリバツクアツプ方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57068201A JPS58185098A (ja) 1982-04-23 1982-04-23 メモリバツクアツプ方式

Publications (2)

Publication Number Publication Date
JPS58185098A JPS58185098A (ja) 1983-10-28
JPS6230662B2 true JPS6230662B2 (enrdf_load_stackoverflow) 1987-07-03

Family

ID=13366937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57068201A Granted JPS58185098A (ja) 1982-04-23 1982-04-23 メモリバツクアツプ方式

Country Status (1)

Country Link
JP (1) JPS58185098A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02163849A (ja) * 1988-12-16 1990-06-25 Nec Corp 自動メモリバツクアツプ回路

Also Published As

Publication number Publication date
JPS58185098A (ja) 1983-10-28

Similar Documents

Publication Publication Date Title
JPH0514358B2 (enrdf_load_stackoverflow)
KR930022379A (ko) 메모리 카드 장치
JPS6230662B2 (enrdf_load_stackoverflow)
JPS5938930A (ja) 光デイスク制御装置
JPH0721700A (ja) エラー訂正用メモリ装置
JPS58155597A (ja) 半導体メモリの書き込み制御方式
JP2850366B2 (ja) バッファメモリ回路
JPH0814807B2 (ja) 記憶システム
JPH0221618B2 (enrdf_load_stackoverflow)
JPH0120514B2 (enrdf_load_stackoverflow)
JPS5870500A (ja) 半導体記憶回路
JPS6040120B2 (ja) 半導体記憶装置
JPS6325379B2 (enrdf_load_stackoverflow)
JPH05282857A (ja) メモリカード装置
JPS60235259A (ja) 記憶装置システム
JPS6020237A (ja) デイスク制御装置
JPS6084632A (ja) デイスク制御装置
JPS58121463A (ja) フアイルプロテクト方式
JPH03194683A (ja) Ｉｃカード
JPH0666106B2 (ja) 誤り検出回路
JPS6292039A (ja) デ−タ処理装置
JPS61246848A (ja) 動作履歴記憶回路
JPS62154286A (ja) 書き替え可能メモリに対するライト・アクセス方式
JPS60690A (ja) 書込み信号発生回路
KR970029333A (ko) 불량 메모리 소자를 이용한 압축된 오디오 신호의 기록/재생 장치 및 그 방법