JPS6223337B2 - - Google Patents

Info

Publication number
JPS6223337B2
JPS6223337B2 JP55066155A JP6615580A JPS6223337B2 JP S6223337 B2 JPS6223337 B2 JP S6223337B2 JP 55066155 A JP55066155 A JP 55066155A JP 6615580 A JP6615580 A JP 6615580A JP S6223337 B2 JPS6223337 B2 JP S6223337B2
Authority
JP
Japan
Prior art keywords
data
circuit
syndrome
test pattern
error
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
JP55066155A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56163599A (en
Inventor
Toshihiko Sato
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.)
NEC Corp
Original Assignee
Nippon Electric Co 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP6615580A priority Critical patent/JPS56163599A/ja
Publication of JPS56163599A publication Critical patent/JPS56163599A/ja
Publication of JPS6223337B2 publication Critical patent/JPS6223337B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1076—Parity data used in redundant arrays of independent storages, e.g. in RAID systems
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state 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)
  • Test And Diagnosis Of Digital Computers (AREA)
JP6615580A 1980-05-19 1980-05-19 Storage device Granted JPS56163599A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6615580A JPS56163599A (en) 1980-05-19 1980-05-19 Storage device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6615580A JPS56163599A (en) 1980-05-19 1980-05-19 Storage device

Publications (2)

Publication Number Publication Date
JPS56163599A JPS56163599A (en) 1981-12-16
JPS6223337B2 true JPS6223337B2 (ko) 1987-05-22

Family

ID=13307685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6615580A Granted JPS56163599A (en) 1980-05-19 1980-05-19 Storage device

Country Status (1)

Country Link
JP (1) JPS56163599A (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358114A (ja) * 1989-07-26 1991-03-13 Nec Niigata Ltd キーボード

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60173647A (ja) * 1984-02-17 1985-09-07 Fujitsu Ltd 情報処理装置のエラ−発生箇所検出方式

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0358114A (ja) * 1989-07-26 1991-03-13 Nec Niigata Ltd キーボード

Also Published As

Publication number Publication date
JPS56163599A (en) 1981-12-16

Similar Documents

Publication Publication Date Title
KR920002575B1 (ko) 바이트 기입 에러코드 방법 및 장치
US4175692A (en) Error correction and detection systems
US5502732A (en) Method for testing ECC logic
US4296494A (en) Error correction and detection systems
US4926426A (en) Error correction check during write cycles
US3898443A (en) Memory fault correction system
JPS6223337B2 (ko)
JP2001290710A (ja) データエラー検出装置
TW202147325A (zh) 資料存取系統及操作資料存取系統的方法
JPH02146200A (ja) 電気的に消去可能なプログラマブルロム装置
JP2818659B2 (ja) 誤り訂正方式
JPH06103469B2 (ja) メモリ制御回路
SU868844A1 (ru) Запоминающее устройство с контролем
JPS60188000A (ja) 読み出し専用メモリ
JPH04255032A (ja) 制御記憶装置のエラー訂正方式
JPH0520215A (ja) 情報処理装置
JPS5823679B2 (ja) 記憶装置
JPH04367046A (ja) 情報処理装置
JPS61161564A (ja) 記憶装置
JPS62221756A (ja) 記憶装置
JPS6327940A (ja) 記憶制御装置
JP2000099410A (ja) メモリ制御回路と情報処理装置
JPS6232825B2 (ko)
JPH04219845A (ja) 情報処理装置
JPS6232821B2 (ko)