Multi-stage digital to analog conversion circuit and method
US5585802A · kind A · utility
56Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 1994 |
| Grant date | Dec 17, 1996 |
| Priority date | — |
| Expiry date | Nov 2, 2014 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M3/508
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
This invention is for a digital-to-analog conversion circuit (DAC) which includes an interpolation filter circuit, a noise shaper circuit and a semi-digital FIR filter circuit. The entire DAC circuit provides noise shaping, analog filtering and oversampling functions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.