FR1085895A - Méthode de soustraction et ensemble soustracteur pour nombres en impulsions codées - Google Patents

Méthode de soustraction et ensemble soustracteur pour nombres en impulsions codées

Info

Publication number
FR1085895A
FR1085895A FR1085895DA FR1085895A FR 1085895 A FR1085895 A FR 1085895A FR 1085895D A FR1085895D A FR 1085895DA FR 1085895 A FR1085895 A FR 1085895A
Authority
FR
France
Prior art keywords
pulse code
code numbers
subtraction method
subtractor
subtractor set
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
Other languages
English (en)
Inventor
Raymond Beranger
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 filed Critical
Application granted granted Critical
Publication of FR1085895A publication Critical patent/FR1085895A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/492—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination
    • G06F7/493—Computations with decimal numbers radix 12 or 20. using a binary weighted representation within each denomination the representation being the natural binary coded representation, i.e. 8421-code
    • G06F7/494—Adding; Subtracting
    • G06F7/495—Adding; Subtracting in digit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulse Circuits (AREA)
FR1085895D 1953-06-04 1953-06-04 Méthode de soustraction et ensemble soustracteur pour nombres en impulsions codées Expired FR1085895A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1085895T 1953-06-04

Publications (1)

Publication Number Publication Date
FR1085895A true FR1085895A (fr) 1955-02-08

Family

ID=9612490

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1085895D Expired FR1085895A (fr) 1953-06-04 1953-06-04 Méthode de soustraction et ensemble soustracteur pour nombres en impulsions codées

Country Status (2)

Country Link
US (1) US2795378A (fr)
FR (1) FR1085895A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2926850A (en) * 1955-01-03 1960-03-01 Ibm Binary adder subtracter
US2927732A (en) * 1955-10-10 1960-03-08 Marchant Res Inc Electronic computer
US2985299A (en) * 1956-10-08 1961-05-23 Magnavox Co Card processing apparatus
US3039691A (en) * 1957-01-07 1962-06-19 Monroe Calculating Machine Binary integer divider
NL232224A (fr) * 1957-10-15
DE1085367B (de) * 1958-02-20 1960-07-14 Grundig Max Elektrische Recheneinrichtung
US3037121A (en) * 1959-05-01 1962-05-29 William F Collison Angular velocity and angular position measurement
CH592916B5 (fr) * 1974-08-19 1977-11-15 Ebauches Sa

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1041729A (fr) * 1951-04-17 1953-10-26 Electronique & Automatisme Sa Perfectionnements aux circuits pour l'addition et la soustraction de nombres
BE510912A (fr) * 1951-04-25

Also Published As

Publication number Publication date
US2795378A (en) 1957-06-11

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