General purpose data control terminal

Communications: electrical – Continuously variable indicating – With meter reading

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Details

34082544, 455 70, H04Q 900, H04Q 700

Patent

active

045945918

ABSTRACT:
A general purpose data control terminal which permits multiple terminal control. The terminal is programmable thereby permitting compatability with a wide range of communications systems. The unit is microprocessor based and includes a keyboard, and display, and utilizes acknowledge and retransmission logic for improved reliability.

REFERENCES:
patent: 3906445 (1975-09-01), Beckman et al.
patent: 4156867 (1979-05-01), Bench et al.
patent: 4233473 (1980-11-01), Frost
patent: 4247846 (1981-01-01), Zedler
patent: 4356484 (1982-10-01), Eckhardt
patent: 4430742 (1984-02-01), Milleker et al.

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