IT8424167A0 - Sicurezza di memoria migliorata. sistema di elaboratore con - Google Patents

Sicurezza di memoria migliorata. sistema di elaboratore con

Info

Publication number
IT8424167A0
IT8424167A0 IT8424167A IT2416784A IT8424167A0 IT 8424167 A0 IT8424167 A0 IT 8424167A0 IT 8424167 A IT8424167 A IT 8424167A IT 2416784 A IT2416784 A IT 2416784A IT 8424167 A0 IT8424167 A0 IT 8424167A0
Authority
IT
Italy
Prior art keywords
computer system
improved memory
memory security
security
improved
Prior art date
Application number
IT8424167A
Other languages
English (en)
Other versions
IT1177492B (it
Inventor
Hemdal Goran Anders Henrik
Original Assignee
Hemdal Goran Anders Henrik
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 Hemdal Goran Anders Henrik filed Critical Hemdal Goran Anders Henrik
Publication of IT8424167A0 publication Critical patent/IT8424167A0/it
Application granted granted Critical
Publication of IT1177492B publication Critical patent/IT1177492B/it

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
    • G06F11/1012—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 codes or arrangements adapted for a specific type of error
    • 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
    • G06F11/14—Error detection or correction of the data by redundancy in operation
    • 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
    • G06F11/106—Correcting systematically all correctable errors, i.e. scrubbing

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Detection And Correction Of Errors (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Storage Device Security (AREA)
IT24167/84A 1983-12-21 1984-12-21 Sistema di elaboratore con sicurezza di memoria migliorata IT1177492B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08333984A GB2158622A (en) 1983-12-21 1983-12-21 Computer controlled systems

Publications (2)

Publication Number Publication Date
IT8424167A0 true IT8424167A0 (it) 1984-12-21
IT1177492B IT1177492B (it) 1987-08-26

Family

ID=10553610

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24167/84A IT1177492B (it) 1983-12-21 1984-12-21 Sistema di elaboratore con sicurezza di memoria migliorata

Country Status (5)

Country Link
EP (1) EP0165986A1 (it)
AU (1) AU3788185A (it)
GB (1) GB2158622A (it)
IT (1) IT1177492B (it)
WO (1) WO1985002925A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5699509A (en) * 1995-06-07 1997-12-16 Abbott Laboratories Method and system for using inverted data to detect corrupt data
CN107077430B (zh) 2014-10-24 2020-06-30 索尼公司 存储器控制器、存储器系统以及存储器控制器控制方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2036517B2 (de) * 1970-07-23 1972-10-19 Ibm Deutschland Gmbh, 7000 Stuttgart Verfahren zum betrieb eines schadhafte speicherelemente enthaltenden speichers fuer programmgesteuerte elektronische datenverarbeitungsanlagen
GB1344474A (en) * 1971-03-04 1974-01-23 Plessey Co Ltd Fault detection and handling arrangements for use in data proces sing systems
US3768071A (en) * 1972-01-24 1973-10-23 Ibm Compensation for defective storage positions
SE387764B (sv) * 1975-09-16 1976-09-13 Ericsson Telefon Ab L M Sett att upptecka fel i en minnesanordning och kategoritillempningslogik for utforande av settet
GB2099616A (en) * 1981-06-03 1982-12-08 Jpm Automatic Machines Ltd Improvements relating to microprocessor units
US4525599A (en) * 1982-05-21 1985-06-25 General Computer Corporation Software protection methods and apparatus
GB2122777A (en) * 1982-06-16 1984-01-18 Open Computer Services Limited Software protection apparatus and method
EP0097621A1 (de) * 1982-06-21 1984-01-04 SPL Software Protect AG Verfahren zur Verschleierung digitaler Information und Vorrichtung zur Durchführung des Verfahrens
EP0114522A3 (en) * 1982-12-27 1986-12-30 Synertek Inc. Rom protection device
GB8302096D0 (en) * 1983-01-26 1983-03-02 Int Computers Ltd Software protection in computer systems

Also Published As

Publication number Publication date
WO1985002925A1 (en) 1985-07-04
GB2158622A (en) 1985-11-13
EP0165986A1 (en) 1986-01-02
GB8333984D0 (en) 1984-02-01
AU3788185A (en) 1985-07-12
IT1177492B (it) 1987-08-26

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