AN ATM SWITCHING ARRANGEMENT

摘要

An ATM telecommunications switch comprises a plurality of parallel data switching planes and a parallel control plane, each plane having an equal number of input ports and output ports and a central switching unit to switch each input port to any output port and further comprises means to connect data from a single timeslot on the central switching unit to a plurality of output ports in a point to multipoint operation. There is further a multipoint memory for storing information regarding the data addresses and a forward transfer store to provide additional storage for multipoint cells.