HYBRID COMMUTATOR Russian patent published in 2011 - IPC H04M3/58 

FIELD: information technologies.

SUBSTANCE: commutator additionally includes new units: ARPU unit, a coupling unit, a KK unit, a SVU unit, a unit of channels introduction, digital communication channels, TCh channels, digital ATT, digital AL, a digital subscriber KP, including a package processor of subscriber KP transfer, a package processor of subscriber KP reception and a connecting processor of digital channel KO, including a package processor of channel KP transfer and a package processor of channel KP reception, a unit of address dialling, a converter of "Call" signal and a converter of "End" signal.

EFFECT: expansion of functional capabilities due to provision of a commutator operation along analogue and digital communication channels and improved reliability of its operation.

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