Methods and apparatus for sigma-delta modulator having selectable OSR with optimal resonator coefficient
US7439891B2 · kind B2 · utility
8Cited by
20References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2007 |
| Grant date | Oct 21, 2008 |
| Priority date | — |
| Expiry date | May 7, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M3/448
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A programmable Sigma-Delta Modulator (SDM) includes a first input to select an oversampling rate (OSR), which has a corresponding resonator coefficient value to provide an optimal notch in the Noise Transfer Function (NTF).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.