Floating point unit for calculating A=XY+Z having simultaneous multiply and add
US4969118A · kind A · utility
116Cited by
9References
3Claims
0Family size
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Key dates
| Filing date | Jan 13, 1989 |
| Grant date | Nov 6, 1990 |
| Priority date | — |
| Expiry date | Jan 13, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F7/49947
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A single floating point that produces the result A.times.B+C with A, B and C being floating point numbers. The operand C is shifted in parallel with the beginning phases of the multiplication. The result is produced after a single addition and normalization, reducing hardware, delay and rounding errors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.