System and method for communicating with digital and analog devi

Details System and method for communicating with digital and analog devi System and method for communicating with digital and analog devi

1993-12-16

1996-01-09

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

3701101, H04J 302

Patent

active

054835305

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.

REFERENCES:
patent: 4991169 (1991-02-01), Davis et al.
patent: 5134611 (1992-07-01), Steinko et al.

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