System for switching from working units to stand-by units

Details System for switching from working units to stand-by units System for switching from working units to stand-by units

1990-12-03

1998-08-18

Ton, Dang

Multiplex communications

Fault recovery

340827, H04J 116

Patent

active

057967172

ABSTRACT:
A switching system for switching from a unit or units in a working state to a unit or units in a stand-by state in which the units in a stand-by state are provided as either individual stand-by units or as common stand-by units. An individual stand-by unit or a switching unit can be accommodated at a position at which it forms a pair with a working unit, and a working unit or units which are to be connected to a switching unit upon the occurrence of failure of the working unit or units are automatically connected to a common stand-by unit.

REFERENCES:
patent: 4597079 (1986-06-01), Aoki et al.
patent: 5014261 (1991-05-01), Shinbashi et al.

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