Channel redundancy in a digital loop carrier system

Details Channel redundancy in a digital loop carrier system Channel redundancy in a digital loop carrier system

H - Electricity

04

M

379/2

H04M 3/22 (2006.01) H04Q 3/60 (2006.01) H04M 3/12 (2006.01)

Patent

CA 1319768

ABSTRACT OF THE DISCLOSURE A channel redundancy system for use with a central office connected to a remote location. A central office terminal at the central office has a plurality of channel units including at least one spare channel unit. A remote terminal at the remote location also has a plurality of channel units including at least one spare channel unit. The channel units in the remote terminal are correspondingly associated with the channel units in the central office terminal. From a repair service bureau located remote from both the central office and the remote location a defective channel unit can be identified find replaced by the spare channel unit.

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