KR860700165A - X×y 비트배열 배율기/어큐뮬레이터 회로 - Google Patents

X×y 비트배열 배율기/어큐뮬레이터 회로

Info

Publication number
KR860700165A
KR860700165A KR1019860700053A KR860700053A KR860700165A KR 860700165 A KR860700165 A KR 860700165A KR 1019860700053 A KR1019860700053 A KR 1019860700053A KR 860700053 A KR860700053 A KR 860700053A KR 860700165 A KR860700165 A KR 860700165A
Authority
KR
South Korea
Prior art keywords
bit array
accumulator circuit
array multiplier
multiplier
accumulator
Prior art date
Application number
KR1019860700053A
Other languages
English (en)
Other versions
KR920007029B1 (ko
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 KR860700165A publication Critical patent/KR860700165A/ko
Application granted granted Critical
Publication of KR920007029B1 publication Critical patent/KR920007029B1/ko

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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
    • G06F7/52—Multiplying; Dividing
    • 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
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
    • 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
    • G06F7/501—Half or full adders, i.e. basic adder cells for one denomination
    • G06F7/5016—Half or full adders, i.e. basic adder cells for one denomination forming at least one of the output signals directly from the minterms of the input signals, i.e. with a minimum number of gate levels
    • 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
    • G06F7/52—Multiplying; Dividing
    • G06F7/523—Multiplying only
    • G06F7/533—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even
    • G06F7/5332—Reduction of the number of iteration steps or stages, e.g. using the Booth algorithm, log-sum, odd-even by skipping over strings of zeroes or ones, e.g. using the Booth Algorithm
    • 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
    • G06F7/544—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 for evaluating functions by calculation
    • G06F7/5443—Sum of products
    • 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
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/3804—Details
    • G06F2207/386—Special constructional features
    • G06F2207/3876—Alternation of true and inverted stages
    • 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
    • G06F2207/38—Indexing scheme relating to groups G06F7/38 - G06F7/575
    • G06F2207/48—Indexing scheme relating to groups G06F7/48 - G06F7/575
    • G06F2207/4802—Special implementations
    • G06F2207/4812—Multiplexers
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49905—Exception handling
    • G06F7/4991—Overflow or underflow
    • 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
    • G06F7/499—Denomination or exception handling, e.g. rounding or overflow
    • G06F7/49994—Sign extension

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)
  • Mathematical Optimization (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
KR1019860700053A 1984-05-31 1985-03-28 X×y 비트 배열 배율기/어큐뮬레이터 회로 KR920007029B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US615.989 1984-05-31
US06/615,989 US4575812A (en) 1984-05-31 1984-05-31 X×Y Bit array multiplier/accumulator circuit
PCT/US1985/000511 WO1985005705A1 (en) 1984-05-31 1985-03-28 AN XxY BIT ARRAY MULTIPLIER/ACCUMULATOR CIRCUIT

Publications (2)

Publication Number Publication Date
KR860700165A true KR860700165A (ko) 1986-03-31
KR920007029B1 KR920007029B1 (ko) 1992-08-24

Family

ID=24467600

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019860700053A KR920007029B1 (ko) 1984-05-31 1985-03-28 X×y 비트 배열 배율기/어큐뮬레이터 회로

Country Status (7)

Country Link
US (1) US4575812A (ko)
EP (1) EP0185025B1 (ko)
JP (1) JPS61502288A (ko)
KR (1) KR920007029B1 (ko)
DE (1) DE3583999D1 (ko)
IT (1) IT1181661B (ko)
WO (1) WO1985005705A1 (ko)

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JPS62229440A (ja) * 1986-03-31 1987-10-08 Toshiba Corp 配列乗算器
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Also Published As

Publication number Publication date
IT1181661B (it) 1987-09-30
EP0185025A4 (ko) 1986-09-04
EP0185025B1 (en) 1991-09-04
KR920007029B1 (ko) 1992-08-24
IT8548053A1 (it) 1986-11-07
US4575812A (en) 1986-03-11
JPH0555894B2 (ko) 1993-08-18
WO1985005705A1 (en) 1985-12-19
DE3583999D1 (de) 1991-10-10
IT8548053A0 (it) 1985-05-07
EP0185025A1 (ko) 1986-06-25
JPS61502288A (ja) 1986-10-09

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