FR1475142A - High speed, multiple input adder - Google Patents

High speed, multiple input adder

Info

Publication number
FR1475142A
FR1475142A FR56206A FR56206A FR1475142A FR 1475142 A FR1475142 A FR 1475142A FR 56206 A FR56206 A FR 56206A FR 56206 A FR56206 A FR 56206A FR 1475142 A FR1475142 A FR 1475142A
Authority
FR
France
Prior art keywords
high speed
multiple input
input adder
adder
speed
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
FR56206A
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.)
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
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR56206A priority Critical patent/FR1475142A/en
Application granted granted Critical
Publication of FR1475142A publication Critical patent/FR1475142A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • 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
    • G06F7/50—Adding; Subtracting
    • G06F7/505—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination
    • G06F7/506—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages
    • G06F7/508—Adding; Subtracting in bit-parallel fashion, i.e. having a different digit-handling circuit for each denomination with simultaneous carry generation for, or propagation over, two or more stages using carry look-ahead circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Optimization (AREA)
  • Quality & Reliability (AREA)
FR56206A 1965-04-05 1966-04-04 High speed, multiple input adder Expired FR1475142A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR56206A FR1475142A (en) 1965-04-05 1966-04-04 High speed, multiple input adder

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US44532065A 1965-04-05 1965-04-05
US44532165A 1965-04-05 1965-04-05
FR56206A FR1475142A (en) 1965-04-05 1966-04-04 High speed, multiple input adder

Publications (1)

Publication Number Publication Date
FR1475142A true FR1475142A (en) 1967-03-31

Family

ID=27243072

Family Applications (1)

Application Number Title Priority Date Filing Date
FR56206A Expired FR1475142A (en) 1965-04-05 1966-04-04 High speed, multiple input adder

Country Status (1)

Country Link
FR (1) FR1475142A (en)

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