GB977134A - Improvements in or relating to information storage systems - Google Patents

Improvements in or relating to information storage systems

Info

Publication number
GB977134A
GB977134A GB1928762A GB1928762A GB977134A GB 977134 A GB977134 A GB 977134A GB 1928762 A GB1928762 A GB 1928762A GB 1928762 A GB1928762 A GB 1928762A GB 977134 A GB977134 A GB 977134A
Authority
GB
United Kingdom
Prior art keywords
lines
address
modulo
sum
selecting
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
GB1928762A
Other languages
English (en)
Inventor
Christopher Strachey
Peter Swift
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.)
Philips Components Ltd
Original Assignee
Mullard 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
Priority to NL292619D priority Critical patent/NL292619A/xx
Application filed by Mullard Ltd filed Critical Mullard Ltd
Priority to GB1928762A priority patent/GB977134A/en
Priority to DEN23167A priority patent/DE1199324B/de
Priority to FR934906A priority patent/FR1357930A/fr
Publication of GB977134A publication Critical patent/GB977134A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
    • G06F11/0751—Error or fault detection not based on redundancy
    • G06F11/0763—Error or fault detection not based on redundancy by bit configuration check, e.g. of formats or tags
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/104—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 using arithmetic codes, i.e. codes which are preserved during operation, e.g. modulo 9 or 11 check
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/02—Detection or location of defective auxiliary circuits, e.g. defective refresh counters
    • G11C29/024—Detection or location of defective auxiliary circuits, e.g. defective refresh counters in decoders
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/10—Decoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Error Detection And Correction (AREA)
  • Complex Calculations (AREA)
GB1928762A 1962-05-18 1962-05-18 Improvements in or relating to information storage systems Expired GB977134A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
NL292619D NL292619A (enrdf_load_stackoverflow) 1962-05-18
GB1928762A GB977134A (en) 1962-05-18 1962-05-18 Improvements in or relating to information storage systems
DEN23167A DE1199324B (de) 1962-05-18 1963-05-14 Schaltungsanordnung zur Kontrolle der Auswahlschaltung eines Speichers
FR934906A FR1357930A (fr) 1962-05-18 1963-05-15 Dispositif pour contrôler le circuit de sélection d'une mémoire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1928762A GB977134A (en) 1962-05-18 1962-05-18 Improvements in or relating to information storage systems

Publications (1)

Publication Number Publication Date
GB977134A true GB977134A (en) 1964-12-02

Family

ID=10126893

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1928762A Expired GB977134A (en) 1962-05-18 1962-05-18 Improvements in or relating to information storage systems

Country Status (4)

Country Link
DE (1) DE1199324B (enrdf_load_stackoverflow)
FR (1) FR1357930A (enrdf_load_stackoverflow)
GB (1) GB977134A (enrdf_load_stackoverflow)
NL (1) NL292619A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1774991B1 (de) * 1965-03-31 1974-07-11 Western Electric Co Pruefschaltung fuer eine Auswahlschaltung
EP0153410B1 (en) * 1983-06-18 1990-09-12 Sony Corporation Apparatus for recording and reproducing signal

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1774991B1 (de) * 1965-03-31 1974-07-11 Western Electric Co Pruefschaltung fuer eine Auswahlschaltung
EP0153410B1 (en) * 1983-06-18 1990-09-12 Sony Corporation Apparatus for recording and reproducing signal

Also Published As

Publication number Publication date
NL292619A (enrdf_load_stackoverflow)
FR1357930A (fr) 1964-04-10
DE1199324B (de) 1965-08-26

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