Multiplex communications – Wide area network – Packet switching
Patent
1985-06-24
1988-05-03
Olms, Douglas W.
Multiplex communications
Wide area network
Packet switching
340347M, H08J 304
Patent
active
047425156
ABSTRACT:
A data acquisition system has a plurality of input/output lines any of which may be used to receive either analog or digital signals. Furthermore, some of the input/output lines may be used to provide a voltage output and some of the input/output lines may be used to provide a current output.
REFERENCES:
patent: 4361839 (1982-11-01), Betterini
patent: 4473901 (1984-09-01), Jensen
patent: 4498166 (1985-02-01), Esposito
Dabholkar Harsha M.
Shavit Gideon
Honeywell Inc.
Lenkszus Donald J.
Olms Douglas W.
Scutch III Frank M.
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