Network termination and network termination arrangement of a telecommunications network
AssigneeAlcatel
InventorsReinhard Doll, Siegfried Schmoll, Wolf Ohl
Life of this patent
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AssigneeAlcatel
InventorsReinhard Doll, Siegfried Schmoll, Wolf Ohl
Estimating the term…
A network termination (NT) with a network interface (U.sub.KO), several subscriber interfaces (S.sub.O 1, S.sub.O 2), a control unit (CPU) and an internal bus (IBUS) is indicated for a telecommunications network. Information is transmitted on the network side in a frame structure by the time division multiplex method. The frame structure contains several useful information channels and one or more signaling channels. The control unit (CPU) assigns the useful information channels to the terminals in such a way, that each terminal has at least one channel available for the transmission of useful information. In addition, the network terminations (NT) of several subscribers are combined in the circuit of a network termination arrangement (NTE) outside of the subscribers' premises, and is jointly supplied by a voltage transformer (ACDC). A power supply that is independent of the telecommunications network supplies the voltage transformer (ACDC).
Network termination (NT) for connecting one or more subscriber terminals (TE) via corresponding telecommunications connection units (TAE) to an integrated services digital network (ISDN) that provides access to at least two communication channels for voice or data, and at least one signaling channel, the network termination (NT) comprising a network-side interface, at least two subscriber-side interfaces which are connected to the network-side interface by an internal bus, and which each provide access to an external bus, and a control unit (CPU) connected to the network-side interface and the at least two subscriber-side interfaces by the internal bus for transmission of frame-structured information, wherein a network-side frame contains at least two communication channels and, in addition, at least one signaling channel, and wherein the at least two communication channels provided through the network-side interface are apportioned among the at least two subscriber-side interfaces in accordance with a predetermined distribution, including an apportionment in which the at least two subscriber-side interfaces share, in a time division multiplexed way, the at least one signaling channel, thereby providing that each of the at least two subscriber-side interfaces have simultaneous access to a same signaling channel.
Network termination arrangement (NTE) to terminate an integrated services digital network (ISDN) with several network terminations (NT), the integrated service digital network providing access to at least two communication channels for voice or data, and at least one signaling channel, and each network termination for connecting one or more subscriber terminals (TE) via corresponding telecommunications connection units (TAE) to the integrated services digital network (ISDN) that provides access to at least two communication channels for voice or data, and at least one signaling channel, each network termination (NT) comprising a network-side interface, at least two subscriber-side interfaces which are connected to the network-side interface by an internal bus, and which each provide access to an external bus, and a control unit (CPU) connected to the network-side interface and the at least two subscriber-side interfaces by the internal bus for transmission of frame-structured information, wherein a network-side frame contains at least two communication channels and, in addition, at least one signaling channel, and wherein the at least two communication channels provided through the network-side interface are apportioned among the at least two subscriber-side interfaces in accordance with a predetermined distribution, including an apportionment in which the at least two subscriber-side interfaces share, in a time division multiplexed way, the at least one signaling channel, thereby providing that each of the at least two subscriber-side interfaces have simultaneous access to a same signaling channel, said network termination arrangement further comprising a voltage transformer (ACDC) fed by a power supply (SK) that is independent of the ISDN for providing power for said several network terminations (NT).
Method of assigning at least two communication channels and at least one signaling channel to at least two terminals, comprising the steps of:
Telecommunications system (SYS) comprising:
Dependencies are inferred from the claim text.