Protection device for a digital signal transmission system

Details Protection device for a digital signal transmission system Protection device for a digital signal transmission system

1990-06-29

1992-10-27

Westin, Edward P.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

3072964, 307443, 3652257, H03K 17007, H03K 1716

Patent

active

051592126

ABSTRACT:
The protection device for digital signal transmission systems includes, in at least one of the items of terminal equipment of the system, a logic circuit responsible for setting the output of this equipment to the high impedance state or to a determined potential should the power supply to the logic circuits constituting this equipment be cut off.

REFERENCES:
patent: 4425517 (1984-01-01), Smith
patent: 4481430 (1984-11-01), Houk et al.
patent: 4896055 (1990-01-01), Fujii et al.
patent: 4902910 (1990-02-01), Hsieh
patent: 4935645 (1990-06-01), Lee

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