Modem control device code multiplexing

Details Modem control device code multiplexing Modem control device code multiplexing

1980-03-03

1983-06-07

Thomas, James D.

Boots, shoes, and leggings

G06F 300

Patent

active

043874401

ABSTRACT:
A modem is described for transmitting digitally coded information between an information distribution network and a data processing unit, which modem is responsive to modem control instructions provided by the very same keyboard input providing data transmission. The modem is capable of distinguishing modem control instructions from data transmission and includes such control functions as automatic telephone answering, automatic redialing of busy numbers, and an automatic escape sequence for terminating data transmission.

REFERENCES:
patent: 3774164 (1973-11-01), Osterberg et al.
patent: 3825905 (1974-07-01), Allen, Jr.
patent: 3916384 (1975-10-01), Fleming et al.
patent: 4121052 (1978-10-01), Richard
patent: 4125872 (1978-11-01), Maxwell et al.

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