Signal processor for reducing undesirable signal content
US6804359B1 · kind B1 · utility
9Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 3, 1998 |
| Grant date | Oct 12, 2004 |
| Priority date | — |
| Expiry date | Aug 3, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03M3/47
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A signal processor for reducing undesirable signal content reduces the undesirable signal content by exaggerating the undesirable signal content and then using this exaggerated undesirable signal and adaptive filter means to estimate the undesirable content in the signal and then substantially removing it from the signal. The signal processor includes a signal mapping means for exaggerating the undesirable signal content; and an adaptive filter means for reducing the undesirable signal content using the exaggerated undesirable signal content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.