System and method for communicating with digital and analog devices via a single digital interface
US5483530A · kind A · utility
57Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1993 |
| Grant date | Jan 9, 1996 |
| Priority date | — |
| Expiry date | Dec 16, 2013 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04Q2213/179
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The invention is an ISDN terminal equipment which will maintain connectivity with existing analog modems by setting up a voice-grade connection to existing analog modems and using the power of a digital signal processor DSP to generate the digital equivalent of the analog modem signals for transmission on an ISDN "B" channel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.