Frequency modulation radio receiver including a noise estimation unit
US7702307B2 · kind B2 · utility
4Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 13, 2006 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Jan 21, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B17/336
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A frequency modulation (FM) radio receiver includes a processing unit that may generate a magnitude value corresponding to a signal strength of each of a plurality of digital samples of a received FM signal. The receiver also includes a noise estimation unit that may filter the magnitude values using a high pass filter and may generate a noise value representative of a noise portion of the received FM signal based upon the filtered magnitude values.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.