FR77055E - Circuit arithmétique - Google Patents

Circuit arithmétique

Info

Publication number
FR77055E
FR77055E FR800916A FR800916A FR77055E FR 77055 E FR77055 E FR 77055E FR 800916 A FR800916 A FR 800916A FR 800916 A FR800916 A FR 800916A FR 77055 E FR77055 E FR 77055E
Authority
FR
France
Prior art keywords
arithmetic circuit
arithmetic
circuit
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
FR800916A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 claimed from US758078A external-priority patent/US2920821A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR800916A priority Critical patent/FR77055E/fr
Application granted granted Critical
Publication of FR77055E publication Critical patent/FR77055E/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.
    • G06F7/4912—Adding; Subtracting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/491—Indexing scheme relating to groups G06F7/491 - G06F7/4917
    • G06F2207/49195—Using pure decimal representation, e.g. 10-valued voltage signal, 1-out-of-10 code
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/492—Indexing scheme relating to groups G06F7/492 - G06F7/496
    • G06F2207/4924—Digit-parallel adding or subtracting

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)
FR800916A 1958-08-29 1959-07-23 Circuit arithmétique Expired FR77055E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR800916A FR77055E (fr) 1958-08-29 1959-07-23 Circuit arithmétique

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US758078A US2920821A (en) 1958-08-29 1958-08-29 Addition circuits utilizing electrical delay lines
US761370A US2920822A (en) 1958-08-29 1958-09-16 Subtraction circuits utilizing electrical delay lines
FR800916A FR77055E (fr) 1958-08-29 1959-07-23 Circuit arithmétique

Publications (1)

Publication Number Publication Date
FR77055E true FR77055E (fr) 1962-01-12

Family

ID=27245293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR800916A Expired FR77055E (fr) 1958-08-29 1959-07-23 Circuit arithmétique

Country Status (1)

Country Link
FR (1) FR77055E (fr)

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