Methods and apparatus for determining the absolute value of the difference between binary operands
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United States of America Patent
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Jan 1, 1991
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N/A
app pub date -
Nov 22, 1989
filing date -
Jun 17, 1988
priority date (Note) -
Expired
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Abstract
In a floating point ALU, a carry-lookahead adder circuit includes integral XOR logic means for complementing the sum bits responsive to an invert signal for generating the absolute value of the difference between two binary operands without added gate delay.
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