Switching arrangements for digital telecommunications...

Details Switching arrangements for digital telecommunications... Switching arrangements for digital telecommunications...

H - Electricity

04

Q

344/25

H04Q 11/04 (2006.01)

Patent

CA 1261443

ABSTRACT SWITCHING ARRANGEMENTS FOR DIGITAL TELECOMMUNICATIONS EXCHANGE SYSTEMS The invention provides switching arrangements for use in digital telecommunications exchange systems for local subscriber access and comprises a selector means (PUBS) which is arranged to interface between a plurality of time division multiples highway groups (G0 to G3) and a plurality of channel digital traffic paths (C0 to C5). The selector means (PUBS) is microprocessor controlled (MCI) to effect a plurality of different switching connectivity modes enabling bothway communication between various combinations of the time division multiplex highway groups and the channel traffic paths when the input and output data rates (1 Mbit/sec, 64 Mbit/sec or -32 Mbit/sec) of the particular connectivity mode is either compatible or incompatible.

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