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FR1044678A - Operating devices for electronic calculator in binary system - Google Patents

Operating devices for electronic calculator in binary system

Info

Publication number
FR1044678A
FR1044678A FR1044678DA FR1044678A FR 1044678 A FR1044678 A FR 1044678A FR 1044678D A FR1044678D A FR 1044678DA FR 1044678 A FR1044678 A FR 1044678A
Authority
FR
France
Prior art keywords
binary system
operating devices
electronic calculator
calculator
electronic
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
French (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.)
Compagnie des Machines Bull SA
Original Assignee
Compagnie des Machines Bull SA
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 Compagnie des Machines Bull SA filed Critical Compagnie des Machines Bull SA
Application granted granted Critical
Publication of FR1044678A publication Critical patent/FR1044678A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F7/50—Adding; Subtracting
    • G06F7/504—Adding; Subtracting in bit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other
    • G06F7/5045—Adding; Subtracting in bit-serial fashion, i.e. having a single digit-handling circuit treating all denominations after each other for multiple operands

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Particle Accelerators (AREA)
FR1044678D 1951-04-25 1951-04-25 Operating devices for electronic calculator in binary system Expired FR1044678A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR870194X 1951-04-25

Publications (1)

Publication Number Publication Date
FR1044678A true FR1044678A (en) 1953-11-19

Family

ID=9347960

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1044678D Expired FR1044678A (en) 1951-04-25 1951-04-25 Operating devices for electronic calculator in binary system

Country Status (4)

Country Link
BE (1) BE510912A (en)
DE (1) DE870194C (en)
FR (1) FR1044678A (en)
NL (1) NL163123C (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2795378A (en) * 1953-06-04 1957-06-11 Bull Sa Machines Apparatus for subtracting numbers represented by coded pulses
US2861740A (en) * 1951-09-25 1958-11-25 Bull Sa Machines Electronic adding device
US2872111A (en) * 1954-04-01 1959-02-03 Hughes Aircraft Co Serial binary arithmetic units
US2874902A (en) * 1954-05-14 1959-02-24 Ncr Co Digital adding device
US2933252A (en) * 1956-12-19 1960-04-19 Sperry Rand Corp Binary adder-subtracter with command carry control

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2861740A (en) * 1951-09-25 1958-11-25 Bull Sa Machines Electronic adding device
US2795378A (en) * 1953-06-04 1957-06-11 Bull Sa Machines Apparatus for subtracting numbers represented by coded pulses
US2872111A (en) * 1954-04-01 1959-02-03 Hughes Aircraft Co Serial binary arithmetic units
US2874902A (en) * 1954-05-14 1959-02-24 Ncr Co Digital adding device
US2933252A (en) * 1956-12-19 1960-04-19 Sperry Rand Corp Binary adder-subtracter with command carry control

Also Published As

Publication number Publication date
BE510912A (en)
NL163123C (en)
DE870194C (en) 1953-03-12

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