Quarter-rate data sampling with loop-unrolled decision feedback equalization
US11356304B1 · kind B1 · utility
4Cited by
3References
20Claims
0Family size
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Key dates
| Filing date | Jul 9, 2021 |
| Grant date | Jun 7, 2022 |
| Priority date | — |
| Expiry date | Jul 9, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L25/03949
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Various embodiments provide for quarter-rate data sampling with loop-unrolled decision feedback equalization (DFE) that uses a two-summer (e.g., two-summing node) approach. For example, some embodiments provide for quarter-rate data sampling comprising a plurality of unrolled first-tap DFE loops, and two summers and a two-to-one multiplexer for each of the other tap loops used for direct feedback (e.g., second tap, third tap, fourth tap, etc.)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.