Transmission of analog and digital information across a single l

Details Transmission of analog and digital information across a single l Transmission of analog and digital information across a single l

1995-02-15

1996-02-27

Olms, Douglas W.

Multiplex communications

Wide area network

Packet switching

379100, 358442, H04J 312, H04M 1106

Patent

active

054954851

ABSTRACT:
Apparatus for sending and receiving both analog and digital information from a single information transmission medium. The apparatus includes a core processor (200), including a digital signal processor (DSP) (212) or a CPU/DSP, in communication with an integrated services digital network (ISDN) interface (204). The core processor (200) also may be in communication with a personal computer (PC) (202). The invention also is directed to a related method, including a series of modules.

REFERENCES:
patent: 5042028 (1991-08-01), Ogawa
patent: 5050005 (1991-09-01), Kagami
patent: 5189695 (1993-02-01), Maei
patent: 5276687 (1994-01-01), Miyamoto
patent: 5278665 (1994-01-01), Sawada et al.
Motorola University Press, "The Basics Book of OSI and Network Management", Addison-Wesley Pub., 1992, Ch. 3, pp. 24-25.
France Telecom, Inc. ISDN: A User's Guide, 1992.
Bellcore, Special Report, SR-NWT-002006, Issue 1, Aug. 1991.

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