Multiplier accumulator

Details Multiplier accumulator Multiplier accumulator

1977-11-10

1979-02-27

Smith, Jerry

Boots, shoes, and leggings

G06F 752

Patent

active

041422422

ABSTRACT:
Multiplier accumulator device for performing the algebraic sum .SIGMA. .+-. A.sub.i B.sub.i of products of n-bit operands expressed in two's complement form. The accumulator is divided in two n-position halves, and the rightmost position of the accumulator is linked to the leftmost position. The product partial sums are alternately accumulated into the left and right halves in such a manner that partial products of like weight are added together. Each position of the accumulator is an adding cell except the leftmost positions of the right and left parts which are subtractive cells.

REFERENCES:
patent: 3311739 (1967-03-01), Aiken et al.

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