Patent · US Expired

Carry skip adder with enhanced grouping scheme

US5581497A · kind A · utility

13Cited by
12References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 17, 1994
Grant dateDec 3, 1996
Priority date
Expiry dateOct 17, 2014

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F7/506
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

An adder is described. The adder generates a block generate signal after one domino gate delay. The adder can also generate a carry out signal, generate a first plurality of sum signals in response to the carry out signal, generate a block generate signal, generate a group generate signal, and generate a second plurality of sum signals in response to the carry out signal, block generate signal and group generate signal.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.