Integrated audio and modem device
US6661848B1 · kind B1 · utility
1Cited by
163References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 25, 1998 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Sep 25, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L12/66
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
An audio modem provides both the functionality needed for audio processing and that needed for implementing one or more modems. A digital signal processor utilizes a plurality of serial ports to interface with one or more codecs used for interfacing an analog audio channel and with one or more modem codecs used for interfacing an analog communications channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.