GB1231209A - - Google Patents

Info

Publication number
GB1231209A
GB1231209A GB5054267A GB1231209DA GB1231209A GB 1231209 A GB1231209 A GB 1231209A GB 5054267 A GB5054267 A GB 5054267A GB 1231209D A GB1231209D A GB 1231209DA GB 1231209 A GB1231209 A GB 1231209A
Authority
GB
United Kingdom
Prior art keywords
carry
signal
input
digit
decade
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
GB5054267A
Other languages
English (en)
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
Publication of GB1231209A publication Critical patent/GB1231209A/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
    • G06F7/491—Computations with decimal numbers radix 12 or 20.
    • G06F7/4912—Adding; Subtracting
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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

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)
  • Logic Circuits (AREA)
  • Complex Calculations (AREA)
GB5054267A 1967-11-07 1967-11-07 Expired GB1231209A (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5054267 1967-11-07

Publications (1)

Publication Number Publication Date
GB1231209A true GB1231209A (enExample) 1971-05-12

Family

ID=10456291

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5054267A Expired GB1231209A (enExample) 1967-11-07 1967-11-07

Country Status (2)

Country Link
US (1) US3594561A (enExample)
GB (1) GB1231209A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5181186A (en) * 1988-04-13 1993-01-19 Al Ofi Moatad S TPC computers

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3086707A (en) * 1961-05-05 1963-04-23 James W Harford Add-subtract counter
US3305673A (en) * 1963-01-15 1967-02-21 Gen Electric Optoelectronic computational devices
US3328567A (en) * 1964-04-15 1967-06-27 Hitachi Ltd Digital adding and subtracting device

Also Published As

Publication number Publication date
US3594561A (en) 1971-07-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee