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FR2149824A5 - - Google Patents

Info

Publication number
FR2149824A5
FR2149824A5 FR7227793A FR7227793A FR2149824A5 FR 2149824 A5 FR2149824 A5 FR 2149824A5 FR 7227793 A FR7227793 A FR 7227793A FR 7227793 A FR7227793 A FR 7227793A FR 2149824 A5 FR2149824 A5 FR 2149824A5
Authority
FR
France
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
FR7227793A
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.)
Diehl Verwaltungs Stiftung
Original Assignee
Diehl GmbH and Co
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 Diehl GmbH and Co filed Critical Diehl GmbH and Co
Application granted granted Critical
Publication of FR2149824A5 publication Critical patent/FR2149824A5/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
    • 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
    • G06F2207/4919—Using excess-3 code, i.e. natural BCD + offset of 3, rendering the code symmetrical within the series of 16 possible 4 bit values

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)
  • Complex Calculations (AREA)
  • Error Detection And Correction (AREA)
FR7227793A 1971-08-07 1972-08-02 Expired FR2149824A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712139753 DE2139753C3 (en) 1971-08-07 1971-08-07 Arithmetic unit for the addition of two serial decimal numbers

Publications (1)

Publication Number Publication Date
FR2149824A5 true FR2149824A5 (en) 1973-03-30

Family

ID=5816179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7227793A Expired FR2149824A5 (en) 1971-08-07 1972-08-02

Country Status (4)

Country Link
DE (1) DE2139753C3 (en)
FR (1) FR2149824A5 (en)
GB (1) GB1371552A (en)
IT (1) IT963732B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58137381A (en) * 1982-02-10 1983-08-15 Sony Corp Digital color encoder

Also Published As

Publication number Publication date
DE2139753B2 (en) 1973-07-19
DE2139753C3 (en) 1974-02-21
DE2139753A1 (en) 1973-02-22
IT963732B (en) 1974-01-21
GB1371552A (en) 1974-10-23

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Legal Events

Date Code Title Description
ST Notification of lapse