Digital radio data system receiver methods and apparatus
US7587170B1 · kind B1 · utility
9Cited by
0References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2006 |
| Grant date | Sep 8, 2009 |
| Priority date | — |
| Expiry date | Nov 13, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04H2201/13
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods and apparatus are provided for receiving a first signal and generating an output signal indicative of radio data system (“RDS”) information. A receiver circuit of the invention can include mixer circuitry, lowpass filter circuitry, downsampler circuitry, and decoder circuitry. Advantageously, the receiver circuit can operate entirely within the digital domain, promoting interoperability with digital frequency modulation (“FM”) demodulator circuitry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.