Multiplex communications – Wide area network – Packet switching
Patent
1976-04-14
1980-03-25
Stewart, David L.
Multiplex communications
Wide area network
Packet switching
340366CA, 358147, 370 77, H04J 316
Patent
active
041952049
ABSTRACT:
A multi-data recording system includes apparatus for generating two control signals of different frequency characteristics. A mixer is provided for interleaving the two types of signals. The display and recording of the data signals is accomplished under the control of the resulting composite signal from the mixer.
REFERENCES:
patent: 3304372 (1967-02-01), Filipowsky
patent: 3440342 (1969-04-01), Beltrami
patent: 3641273 (1972-02-01), Herold
patent: 3668645 (1972-06-01), Reymond
patent: 3745242 (1973-07-01), Justice
patent: 3811008 (1974-05-01), Lee
Burton Lockwood D.
Honeywell Inc.
Marhoefer Laurence J.
Stewart David L.
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