NL87833C - - Google Patents

Info

Publication number
NL87833C
NL87833C NL87833DA NL87833C NL 87833 C NL87833 C NL 87833C NL 87833D A NL87833D A NL 87833DA NL 87833 C NL87833 C NL 87833C
Authority
NL
Netherlands
Application number
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.)
Publication of NL87833C publication Critical patent/NL87833C/xx

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
    • 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
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/40—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using contact-making devices, e.g. electromagnetic relay
    • G06F7/42—Adding; Subtracting

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Electromagnetism (AREA)
  • Quality & Reliability (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Relay Circuits (AREA)
NL87833D 1950-06-15 NL87833C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1020239T 1950-06-15

Publications (1)

Publication Number Publication Date
NL87833C true NL87833C (fr)

Family

ID=9576205

Family Applications (1)

Application Number Title Priority Date Filing Date
NL87833D NL87833C (fr) 1950-06-15

Country Status (4)

Country Link
US (1) US2776091A (fr)
FR (1) FR1020239A (fr)
GB (1) GB722509A (fr)
NL (1) NL87833C (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2886239A (en) * 1954-02-16 1959-05-12 Willem Hendrik Theodorus Helmi Check symbol computer
NL197751A (fr) * 1954-06-04
US3098994A (en) * 1956-10-26 1963-07-23 Itt Self checking digital computer system
US2969912A (en) * 1957-02-26 1961-01-31 Ibm Error detecting and correcting circuits
US3017091A (en) * 1957-03-26 1962-01-16 Bell Telephone Labor Inc Digital error correcting systems
US3431406A (en) * 1958-07-03 1969-03-04 Sperry Rand Corp Check digit verifiers
US3191009A (en) * 1961-08-17 1965-06-22 Sperry Rand Corp Check digit verifiers
US3448254A (en) * 1965-07-28 1969-06-03 Anker Werke Ag Data checking system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL67277C (fr) * 1939-09-21
US2364540A (en) * 1942-10-10 1944-12-05 Ibm Calculating machine
FR984488A (fr) * 1943-10-04 1951-07-06 Appareil électrique de calculs arithmétiques
US2436178A (en) * 1943-10-21 1948-02-17 Rca Corp Electronic computer for transforming polar into rectilinear coordinates
US2428811A (en) * 1943-10-30 1947-10-14 Rca Corp Electronic computing device
US2404250A (en) * 1944-01-22 1946-07-16 Rca Corp Computing system
US2434499A (en) * 1944-11-10 1948-01-13 Ibm Relay computing mechanism
NL77661C (fr) * 1945-09-29
BE489673A (fr) * 1947-02-26
US2502360A (en) * 1947-03-14 1950-03-28 Bell Telephone Labor Inc Electronic computer
US2538636A (en) * 1947-12-31 1951-01-16 Bell Telephone Labor Inc Digital computer
GB654098A (en) * 1948-04-27 1951-06-06 Standard Telephones Cables Ltd Improvements in or relating to systems for automatically recording reservations of accommodation

Also Published As

Publication number Publication date
US2776091A (en) 1957-01-01
GB722509A (en) 1955-01-26
FR1020239A (fr) 1953-02-03

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