FR2412885A1 - Memoire munie d'un dispositif detecteur et correcteur d'erreurs a intervention selective - Google Patents

Memoire munie d'un dispositif detecteur et correcteur d'erreurs a intervention selective

Info

Publication number
FR2412885A1
FR2412885A1 FR7836050A FR7836050A FR2412885A1 FR 2412885 A1 FR2412885 A1 FR 2412885A1 FR 7836050 A FR7836050 A FR 7836050A FR 7836050 A FR7836050 A FR 7836050A FR 2412885 A1 FR2412885 A1 FR 2412885A1
Authority
FR
France
Prior art keywords
memory
modules
error detector
selective action
hand
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
FR7836050A
Other languages
English (en)
Other versions
FR2412885B1 (fr
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 Information Systems 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 Information Systems Italia SpA filed Critical Honeywell Information Systems Italia SpA
Publication of FR2412885A1 publication Critical patent/FR2412885A1/fr
Application granted granted Critical
Publication of FR2412885B1 publication Critical patent/FR2412885B1/fr
Expired 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
    • G06F11/1008—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
    • G06F11/1052—Bypassing or disabling error detection or correction

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)
  • Detection And Correction Of Errors (AREA)
  • Debugging And Monitoring (AREA)

Abstract

L'INVENTION CONCERNE UN APPAREIL DE MEMOIRE. L'APPAREIL COMPORTE DES MODULES DE MEMOIRE 18, DANS LESQUELS DES INFORMATIONS SONT ENREGISTREES AVEC UN CODE AUTO-CORRECTEUR PRODUIT PAR UN GENERATEUR DE CODE 19. ENTRE LE REGISTRE DE SORTIE 20 DES MODULES 18 ET LE BUS D'ENTREESORTIE 2, L'APPAREIL COMPORTE, D'UNE PART, UN TRAJET DIRECT COURT 52, 24, 70, 10 ET, D'AUTRE PART, UN TRAJET INDIRECT LONG PASSANT PAR UN CIRCUIT CORRECTEUR D'ERREUR 22, LE TRAJET UTILISE ET LA DUREE COURTE OU LONGUE DU CYCLE DE MEMOIRE ETANT CHOISIS PAR L'UNITE DE COMMANDE 17 DE LA MEMOIRE, EN FONCTION DE L'INFORMATION D'UN REPERTOIRE 27, QUI INDIQUE SI L'EMPLACEMENT LU DANS LES MODULES 18 A OU NON DEJA ETE L'OBJET D'UNE ERREUR. APPLICATION AUX MEMOIRES PRINCIPALES D'ORDINATEURS.
FR7836050A 1977-12-23 1978-12-21 Memoire munie d'un dispositif detecteur et correcteur d'erreurs a intervention selective Expired FR2412885B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT31170/77A IT1089225B (it) 1977-12-23 1977-12-23 Memoria con dispositivo rivelatore e correttore a intervento selettivo

Publications (2)

Publication Number Publication Date
FR2412885A1 true FR2412885A1 (fr) 1979-07-20
FR2412885B1 FR2412885B1 (fr) 1986-03-14

Family

ID=11233213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836050A Expired FR2412885B1 (fr) 1977-12-23 1978-12-21 Memoire munie d'un dispositif detecteur et correcteur d'erreurs a intervention selective

Country Status (8)

Country Link
US (1) US4249253A (fr)
JP (1) JPS5496936A (fr)
AU (1) AU520615B2 (fr)
CA (1) CA1109159A (fr)
DE (1) DE2854748A1 (fr)
FR (1) FR2412885B1 (fr)
GB (1) GB2034942B (fr)
IT (1) IT1089225B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432738A1 (fr) * 1978-08-04 1980-02-29 Honeywell Inf Systems Dispositif de correction d'erreur hors-cycle
FR2473753A1 (fr) * 1979-12-03 1981-07-17 Honeywell Inf Systems Dispositif pour fournir des groupes de donnees corriges a un circuit de destination
FR2490049A1 (fr) * 1980-09-05 1982-03-12 Sony Corp Appareil de correction de base de temps

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4384353A (en) * 1981-02-19 1983-05-17 Fairchild Camera And Instrument Corp. Method and means for internal error check in a digital memory
JPS5823395A (ja) * 1981-07-31 1983-02-12 Fujitsu Ltd デ−タ記憶装置誤り制御方式
US4455655A (en) * 1981-09-28 1984-06-19 Hewlett-Packard Company Real time fault tolerant error correction mechanism
JPS595497A (ja) * 1982-07-02 1984-01-12 Hitachi Ltd 半導体ｒｏｍ
JPS59117800A (ja) * 1982-12-25 1984-07-07 Fujitsu Ltd バツフア・ストレ−ジの１ビツトエラ−処理方式
JPS6050669A (ja) * 1983-08-29 1985-03-20 Hitachi Ltd デ−タ復調方式
IT1206331B (it) * 1983-10-25 1989-04-14 Honeywell Inf Systems Architettura di sistema di elaborazione dati.
US4604750A (en) * 1983-11-07 1986-08-05 Digital Equipment Corporation Pipeline error correction
DE3473365D1 (en) * 1984-05-26 1988-09-15 Honeywell Bull Spa Single error correction circuit for system memory
US4646312A (en) * 1984-12-13 1987-02-24 Ncr Corporation Error detection and correction system
JPS61158078A (ja) * 1984-12-28 1986-07-17 Sony Corp 情報再生装置
JPS61217999A (ja) * 1985-03-25 1986-09-27 Toshiba Corp 半導体メモリ
JP2865692B2 (ja) * 1989-02-22 1999-03-08 株式会社日立製作所 スイッチングシステム及びその構成方法
US6330240B1 (en) 1987-04-24 2001-12-11 Hitachi, Ltd. ATM cell switching system
US5365519A (en) 1991-03-05 1994-11-15 Hitachi, Ltd. ATM switch1ng system connectable to I/O links having different transmission rates
USRE36751E (en) * 1987-07-15 2000-06-27 Hitachi, Ltd. ATM switching system connectable to I/O links having different transmission rates
USRE36716E (en) * 1987-07-15 2000-05-30 Hitachi, Ltd. Switching system for switching cells having error detection apparatus
JPH0766340B2 (ja) * 1987-12-25 1995-07-19 松下電器産業株式会社 演算装置
US4884271A (en) * 1987-12-28 1989-11-28 International Business Machines Corporation Error checking and correcting for read-modified-write operations
JP2606862B2 (ja) * 1987-12-28 1997-05-07 株式会社東芝 単−エラー検出・訂正方式
AU628971B2 (en) * 1989-05-22 1992-09-24 Tandem Computers Incorporated Sequential parity correction
JPH04162300A (ja) * 1990-10-26 1992-06-05 Nec Corp 半導体メモリ
GB2250838A (en) * 1990-12-11 1992-06-17 Honda Motor Co Ltd Patching a program stored in ROM
JPH04248642A (ja) * 1991-01-18 1992-09-04 Kenneth W Iobst メモリ集積回路のｐｉｍチップおよびその制御方法
US5906656A (en) * 1991-12-26 1999-05-25 International Business Machines Corporation Method and system for providing actions by way of electronic distributions
US5452429A (en) * 1993-11-17 1995-09-19 International Business Machines Corporation Error correction code on add-on cards for writing portions of data words
US5488691A (en) * 1993-11-17 1996-01-30 International Business Machines Corporation Memory card, computer system and method of operation for differentiating the use of read-modify-write cycles in operating and initializaiton modes
EP0704854B1 (fr) * 1994-09-30 1999-12-01 STMicroelectronics S.r.l. Dispositif de mémoire à fonction de détection et de correction d'erreur et procédés d'écriture et d'effacement
EP0766174B1 (fr) * 1995-09-29 2002-05-22 STMicroelectronics S.r.l. Dispositif de mémoire avec accroissement de la rendement et de la fiabilité
US5857069A (en) * 1996-12-30 1999-01-05 Lucent Technologies Inc. Technique for recovering defective memory
JP3177207B2 (ja) 1998-01-27 2001-06-18 インターナショナル・ビジネス・マシーンズ・コーポレ−ション リフレッシュ間隔制御装置及び方法、並びにコンピュータ
US8250295B2 (en) 2004-01-05 2012-08-21 Smart Modular Technologies, Inc. Multi-rank memory module that emulates a memory module having a different number of ranks
US7289386B2 (en) 2004-03-05 2007-10-30 Netlist, Inc. Memory module decoder
US7916574B1 (en) 2004-03-05 2011-03-29 Netlist, Inc. Circuit providing load isolation and memory domain translation for memory module
US7490283B2 (en) 2004-05-13 2009-02-10 Sandisk Corporation Pipelined data relocation and improved chip architectures
EP1635261B1 (fr) * 2004-09-10 2008-06-11 STMicroelectronics S.r.l. Mémoire avec circuit intégré gérant les codes correcteur d'erreurs
US7120051B2 (en) 2004-12-14 2006-10-10 Sandisk Corporation Pipelined programming of non-volatile memories using early data
US7849381B2 (en) 2004-12-21 2010-12-07 Sandisk Corporation Method for copying data in reprogrammable non-volatile memory
US7409473B2 (en) 2004-12-21 2008-08-05 Sandisk Corporation Off-chip data relocation
JP2009181425A (ja) * 2008-01-31 2009-08-13 Nec Corp メモリモジュール
US8787060B2 (en) 2010-11-03 2014-07-22 Netlist, Inc. Method and apparatus for optimizing driver load in a memory package
US8516185B2 (en) 2009-07-16 2013-08-20 Netlist, Inc. System and method utilizing distributed byte-wise buffers on a memory module
US8154901B1 (en) 2008-04-14 2012-04-10 Netlist, Inc. Circuit providing load isolation and noise reduction
US9128632B2 (en) 2009-07-16 2015-09-08 Netlist, Inc. Memory module with distributed data buffers and method of operation
EP2936496B1 (fr) * 2012-12-21 2018-11-28 Hewlett-Packard Enterprise Development LP Module de mémoire comprenant une logique de correction d'erreurs
CN105706064B (zh) 2013-07-27 2019-08-27 奈特力斯股份有限公司 具有本地分别同步的内存模块

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814922A (en) * 1972-12-01 1974-06-04 Honeywell Inf Systems Availability and diagnostic apparatus for memory modules
US4058851A (en) * 1976-10-18 1977-11-15 Sperry Rand Corporation Conditional bypass of error correction for dual memory access time selection

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232544B2 (fr) * 1971-12-07 1977-08-22
US3809884A (en) * 1972-11-15 1974-05-07 Honeywell Inf Systems Apparatus and method for a variable memory cycle in a data processing unit
JPS5339293B2 (fr) * 1974-12-26 1978-10-20
US3949208A (en) * 1974-12-31 1976-04-06 International Business Machines Corporation Apparatus for detecting and correcting errors in an encoded memory word
US4045779A (en) * 1976-03-15 1977-08-30 Xerox Corporation Self-correcting memory circuit
US4077565A (en) * 1976-09-29 1978-03-07 Honeywell Information Systems Inc. Error detection and correction locator circuits

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3814922A (en) * 1972-12-01 1974-06-04 Honeywell Inf Systems Availability and diagnostic apparatus for memory modules
US4058851A (en) * 1976-10-18 1977-11-15 Sperry Rand Corporation Conditional bypass of error correction for dual memory access time selection

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2432738A1 (fr) * 1978-08-04 1980-02-29 Honeywell Inf Systems Dispositif de correction d'erreur hors-cycle
FR2473753A1 (fr) * 1979-12-03 1981-07-17 Honeywell Inf Systems Dispositif pour fournir des groupes de donnees corriges a un circuit de destination
FR2490049A1 (fr) * 1980-09-05 1982-03-12 Sony Corp Appareil de correction de base de temps

Also Published As

Publication number Publication date
JPS5496936A (en) 1979-07-31
AU4275978A (en) 1979-06-28
DE2854748A1 (de) 1979-06-28
IT1089225B (it) 1985-06-18
GB2034942A (en) 1980-06-11
JPS6321223B2 (fr) 1988-05-06
GB2034942B (en) 1982-06-16
CA1109159A (fr) 1981-09-15
US4249253A (en) 1981-02-03
AU520615B2 (en) 1982-02-11
FR2412885B1 (fr) 1986-03-14

Similar Documents

Publication Publication Date Title
FR2412885A1 (fr) Memoire munie d'un dispositif detecteur et correcteur d'erreurs a intervention selective
FR2311360A1 (fr) Systeme pour memoriser des donnees de maniere confidentielle au moyen d'objets portatifs electroniques comportant un circuit de memorisation des erreurs de code confidentiel
FR2347722A1 (fr) Systeme de traitement des donnees avec adressage des mots, des multiplets et des bits
JPS57101957A (en) Storage control device
ES502610A0 (es) Un aparato de generacion de direcciones de memoria de repo- sicion
JPS5250132A (en) Information processing control unit
ES512512A0 (es) Perfeccionamientos en un dispositivo de soldadura subacuatico.
FR2318468A1 (fr) Dispositif electronique d'enregistrement et de lecture de donnees concernant differents parametres au cours d'un cycle predetermine, fonction de l'un desdits parametres
JPS5384634A (en) Ic memory unit device
ATE130714T1 (de) Datenflussbewertungsverfahren für virtuelle verbindungen die nichtgleichgetakte zeitmehrfachartige übertragungswege benutzen.
BE871678A (fr) Dispositif de memoire metal-oxyde-semi-conducteur a n canaux
JPS53122341A (en) Diagnostic system for digital information processor
FR2368754A1 (fr) Registre programme pneumatique et module correspondant
FR2400731A1 (fr) Dispositif pour le traitement des erreurs dans une installation de traitement des donnees a commande microprogrammee
JPS5710825A (en) Method and apparatus for maintaining secrecy of data, program, circuit and the like
JPS57155652A (en) Collector of process working data
FR2437677A1 (fr) Circuit de programmation d'une memoire de lecture de microprocesseur
SU905856A1 (ru) Устройство дл маркировки и поиска информации на магнитной ленте
JPS57186300A (en) Memory device
JPS5720996A (en) Memory diagnostic control system
FR2323278A1 (fr) Procede d'enregistrement et d'extraction d'une image tramee sur une memoire
JPS5299724A (en) Memory diagnosing method
FR2377669A1 (fr) Dispositif et procede pour le transfert de donnees a partir d'une unite de traitement
ES8504413A1 (es) Sistema controlador de llamadas telefonicas
JPS57172453A (en) Data collecting system for information processor

Legal Events

Date Code Title Description
ST Notification of lapse