Bandpass sigma-delta modulator and uses of the sigma delta modulator for conversion, detection and production of signals
US6911928B2 · kind B2 · utility
10Cited by
7References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 9, 2002 |
| Grant date | Jun 28, 2005 |
| Priority date | — |
| Expiry date | Apr 9, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M3/448
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A sigma-delta modulator comprising: According to the invention, at least one resonator in the modulator is chosen from among the group comprising mechanical, acoustic, electromechanical, electrostatic, optical and chemical resonators. Application to analogue-digital conversion, signal detection and signal generation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.