Multi-band modem
US6934368B2 · kind B2 · utility
3Cited by
18References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 11, 2003 |
| Grant date | Aug 23, 2005 |
| Priority date | — |
| Expiry date | Aug 28, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/50
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method for communication includes modulating a stream of data in accordance with a voice-band modem specification, so as to generate a modulated signal. The modulated signal is up-shifted to generate a passband signal, which is transmitted over a telephone line simultaneously with a baseband voice signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.