DE3473365D1 - Single error correction circuit for system memory - Google Patents

Single error correction circuit for system memory

Info

Publication number
DE3473365D1
DE3473365D1 DE8484106012T DE3473365T DE3473365D1 DE 3473365 D1 DE3473365 D1 DE 3473365D1 DE 8484106012 T DE8484106012 T DE 8484106012T DE 3473365 T DE3473365 T DE 3473365T DE 3473365 D1 DE3473365 D1 DE 3473365D1
Authority
DE
Germany
Prior art keywords
register
correction circuit
error correction
read out
single 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
DE8484106012T
Other languages
English (en)
Inventor
Paolo Fossati
Paolo Melloni
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.)
Bull HN Information Systems Italia SpA
Original Assignee
Honeywell Bull Italia SpA
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 Honeywell Bull Italia SpA filed Critical Honeywell Bull Italia SpA
Application granted granted Critical
Publication of DE3473365D1 publication Critical patent/DE3473365D1/de
Expired 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
    • G11C29/88—Masking faults in memories by using spares or by reconfiguring with partially good memories
    • 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
    • G06F11/1048—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 using arrangements adapted for a specific error detection or correction feature
DE8484106012T 1984-05-26 1984-05-26 Single error correction circuit for system memory Expired DE3473365D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP84106012A EP0162936B1 (de) 1984-05-26 1984-05-26 Einzelfehlerkorrektur für Speichersystem

Publications (1)

Publication Number Publication Date
DE3473365D1 true DE3473365D1 (en) 1988-09-15

Family

ID=8191954

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484106012T Expired DE3473365D1 (en) 1984-05-26 1984-05-26 Single error correction circuit for system memory

Country Status (4)

Country Link
US (1) US4646304A (de)
EP (1) EP0162936B1 (de)
JP (1) JPS6116351A (de)
DE (1) DE3473365D1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2515097B2 (ja) * 1985-10-08 1996-07-10 日本テキサス・インスツルメンツ 株式会社 半導体記憶装置
US4719627A (en) * 1986-03-03 1988-01-12 Unisys Corporation Memory system employing a low DC power gate array for error correction
US4698812A (en) * 1986-03-03 1987-10-06 Unisys Corporation Memory system employing a zero DC power gate array for error correction
US4866717A (en) * 1986-07-29 1989-09-12 Matsushita Electric Industrial Co., Ltd. Code error detecting and correcting apparatus
US4805173A (en) * 1986-09-15 1989-02-14 Thinking Machines Corporation Error control method and apparatus
IT1202527B (it) * 1987-02-12 1989-02-09 Honeywell Inf Systems Sistema di memoria e relativo apparato di rivelazione-correzione di errore
EP0294678B1 (de) * 1987-06-04 1992-03-11 Siemens Nixdorf Informationssysteme Aktiengesellschaft Sicherungseinrichtung zum Absichern von Daten in Speichereinheiten einer Datenverarbeitungsanlage unter Verwendung eines Fehlererkennungs- und Fehlerkorrekturcodes
US4905242A (en) * 1987-06-09 1990-02-27 The United States Of America As Represented By The Secretary Of The Air Force Pipelined error detection and correction apparatus with programmable address trap
US4884271A (en) * 1987-12-28 1989-11-28 International Business Machines Corporation Error checking and correcting for read-modified-write operations
JPH01196647A (ja) * 1988-01-31 1989-08-08 Nec Corp 誤り訂正機能を有する記憶装置
US4899342A (en) * 1988-02-01 1990-02-06 Thinking Machines Corporation Method and apparatus for operating multi-unit array of memories
US4920539A (en) * 1988-06-20 1990-04-24 Prime Computer, Inc. Memory error correction system
US5173905A (en) * 1990-03-29 1992-12-22 Micron Technology, Inc. Parity and error correction coding on integrated circuit addresses
JPH04141900A (ja) * 1990-10-01 1992-05-15 Nec Ic Microcomput Syst Ltd 半導体集積回路
US5289477A (en) * 1991-06-06 1994-02-22 International Business Machines Corp. Personal computer wherein ECC and partly error checking can be selectively chosen for memory elements installed in the system, memory elements enabling selective choice of error checking, and method
US5392292A (en) * 1991-06-27 1995-02-21 Cray Research, Inc. Configurable spare memory chips
US7506226B2 (en) * 2006-05-23 2009-03-17 Micron Technology, Inc. System and method for more efficiently using error correction codes to facilitate memory device testing
US8536430B2 (en) * 2009-01-14 2013-09-17 Geoffrey McCabe Fine tuning means for fulcrum tremolo
FR2992504A1 (fr) * 2012-06-26 2013-12-27 Commissariat Energie Atomique Dispositif et procede pour la correction d'erreurs dans un mot de code
US10002091B2 (en) * 2015-03-26 2018-06-19 Honeywell International Inc. Master/slave management for redundant process controller modules
AU2019331448B2 (en) 2018-08-29 2022-09-29 Ecolab Usa Inc. Use of multiple charged cationic compounds derived from primary amines or polyamines for microbial fouling control in a water system
US11084974B2 (en) 2018-08-29 2021-08-10 Championx Usa Inc. Use of multiple charged cationic compounds derived from polyamines for clay stabilization in oil and gas operations
US11685709B2 (en) 2018-08-29 2023-06-27 Ecolab Usa Inc. Multiple charged ionic compounds derived from polyamines and compositions thereof and use thereof as reverse emulsion breakers in oil and gas operations
US11640331B2 (en) * 2021-07-29 2023-05-02 Texas Instruments Incorporated Securing physical layer startup from a low-power state

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4077565A (en) * 1976-09-29 1978-03-07 Honeywell Information Systems Inc. Error detection and correction locator circuits
JPS5381036A (en) * 1976-12-27 1978-07-18 Hitachi Ltd Error correction-detection system
IT1089225B (it) * 1977-12-23 1985-06-18 Honeywell Inf Systems Memoria con dispositivo rivelatore e correttore a intervento selettivo
US4255808A (en) * 1979-04-19 1981-03-10 Sperry Corporation Hard or soft cell failure differentiator
US4319357A (en) * 1979-12-14 1982-03-09 International Business Machines Corp. Double error correction using single error correcting code
US4319356A (en) * 1979-12-19 1982-03-09 Ncr Corporation Self-correcting memory system
US4317201A (en) * 1980-04-01 1982-02-23 Honeywell, Inc. Error detecting and correcting RAM assembly
US4380812A (en) * 1980-04-25 1983-04-19 Data General Corporation Refresh and error detection and correction technique for a data processing system
US4359771A (en) * 1980-07-25 1982-11-16 Honeywell Information Systems Inc. Method and apparatus for testing and verifying the operation of error control apparatus within a memory
JPS58123253A (ja) * 1982-01-19 1983-07-22 Sony Corp エラ−訂正装置
US4561095A (en) * 1982-07-19 1985-12-24 Fairchild Camera & Instrument Corporation High-speed error correcting random access memory system
US4523314A (en) * 1983-02-07 1985-06-11 Sperry Corporation Read error occurrence detector for error checking and correcting system

Also Published As

Publication number Publication date
EP0162936B1 (de) 1988-08-10
EP0162936A1 (de) 1985-12-04
JPS6116351A (ja) 1986-01-24
US4646304A (en) 1987-02-24

Similar Documents

Publication Publication Date Title
DE3473365D1 (en) Single error correction circuit for system memory
AU8859282A (en) Data processing using symbol correcting code
FI844343A0 (fi) Enligt roerledningssystemet fungerande felkorrigeringssystem.
EP0261031A3 (en) Method and apparatus for error correction in a parallel processor data processing system
EP0092960A3 (de) Anordnung zur Prüfung und Korrektur von digitalen Daten
EP0593763A4 (de) Dekodierungsverfahren maximaler wahrscheinlichskeit und vorrichtung zur bewertung.
KR960020510A (ko) 줄길이복호화기
AU570415B2 (en) Multiprocessor system
KR970029836A (ko) 반도체기억장치 및 그의 액세스방법
KR920020322A (ko) 명령처리장치
JPS5644946A (en) Code error correction and detection system
KR970024634A (ko) 주기적 여유 코드를 이용한 오류검출회로
MY106736A (en) Decoder apparatus.
JPS5766598A (en) Memory circuit having error correction function
JPS54152832A (en) Loading system
JPS55136753A (en) Compressed data recovery system
EP0327309A3 (de) Speichergerät mit Fehlerkorrekturfunktion
JPS57162895A (en) Key code generating system
JPS5769346A (en) Error correction code generation and error correction circuit
JPS57162095A (en) Printing controller
KR980005025A (ko) 플래쉬 메모리 셀의 소거확인 방법
JPS5727342A (en) Error checking system for error detecting correcting circuit
JPS57100698A (en) Error correction system
JPS6432388A (en) Data processor
KR920004978A (ko) 마이크로 프로세서의 입출력 기능을 이용한 어드레스 확장법

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee