Method and apparatus for reducing a crest factor of a multi-tone data signal
US7286605B2 · kind B2 · utility
5Cited by
1References
42Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 2003 |
| Grant date | Oct 23, 2007 |
| Priority date | — |
| Expiry date | Jul 23, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/2618
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A crest factor reduction circuit for reducing a crest factor (CF) of a multi-tone-data signal which is transmitted in a predetermined transmission frequency band,wherein the crest factor reduction circuit (8) comprises means (34) for subtracting a multi-tone-correction signal from said multi-tone-data signal,wherein the multi-tone-correction signal comprises a plurality of tone signals having frequencies outside said transmission frequency band.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.