Digital filter operating at intermediate frequency
US5023821A · kind A · utility
3Cited by
3References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 1988 |
| Grant date | Jun 11, 1991 |
| Priority date | — |
| Expiry date | Mar 28, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H17/00
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A digital filter operating at intermediate frequency, having a transverse filter; a recursive filter; a device for storing the different coefficients of the two filters; a D-A conversion device situated at the output of this storage device; a device for addressing this storage device; and controls for the addressing device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.