Optimally partitioned regenerative carry lookahead adder
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United States of America Patent
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Apr 12, 1988
Grant Date -
N/A
app pub date -
Jan 21, 1986
filing date -
Jan 21, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved scheme for generating a carry lookahead is described. An irregular grouping, wherein large bit groups are used in the middle and shorter bit groups are used at the ends, provides for a reduction in carry propagation delay.
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