GB852388A - Electrical circuit to indicate the difference between two binary code numbers - Google Patents

Electrical circuit to indicate the difference between two binary code numbers

Info

Publication number
GB852388A
GB852388A GB37887/58A GB3788758A GB852388A GB 852388 A GB852388 A GB 852388A GB 37887/58 A GB37887/58 A GB 37887/58A GB 3788758 A GB3788758 A GB 3788758A GB 852388 A GB852388 A GB 852388A
Authority
GB
United Kingdom
Prior art keywords
output
carry
zero
input
binary code
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
GB37887/58A
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB852388A publication Critical patent/GB852388A/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
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • 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
    • G06F7/02—Comparing digital values
    • G06F7/026—Magnitude comparison, i.e. determining the relative order of operands based on their numerical value, e.g. window comparator
    • 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
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/3808—Details concerning the type of numbers or the way they are handled
    • G06F2207/3832—Less usual number representations
    • G06F2207/3848—Unit distance code

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Complex Calculations (AREA)
  • Analogue/Digital Conversion (AREA)
GB37887/58A 1957-12-03 1958-11-25 Electrical circuit to indicate the difference between two binary code numbers Expired GB852388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US700373A US3010655A (en) 1957-12-03 1957-12-03 Signal comparison system

Publications (1)

Publication Number Publication Date
GB852388A true GB852388A (en) 1960-10-26

Family

ID=24813245

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37887/58A Expired GB852388A (en) 1957-12-03 1958-11-25 Electrical circuit to indicate the difference between two binary code numbers

Country Status (6)

Country Link
US (1) US3010655A (en:Method)
BE (1) BE572432A (en:Method)
DE (1) DE1164716B (en:Method)
FR (1) FR1214332A (en:Method)
GB (1) GB852388A (en:Method)
NL (1) NL232860A (en:Method)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3196262A (en) * 1961-12-14 1965-07-20 Gen Electric Binary comparator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2230673A (en) * 1936-09-25 1941-02-04 Ibm Multiplying and checking machine
USRE23601E (en) * 1950-01-11 1952-12-23 Error-detecting and correcting
BE497486A (en:Method) * 1950-05-17 1900-01-01
US2803401A (en) * 1950-10-10 1957-08-20 Hughes Aircraft Co Arithmetic units for digital computers
US2877445A (en) * 1953-08-24 1959-03-10 Rca Corp Electronic comparator

Also Published As

Publication number Publication date
NL232860A (en:Method) 1900-01-01
DE1164716B (de) 1964-03-05
US3010655A (en) 1961-11-28
FR1214332A (fr) 1960-04-07
BE572432A (en:Method) 1900-01-01

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