Means and method for a synchronous network communications system

Claim 1

A method for increasing bandwidth of signals between a transmitting node and a receiving node coupled over a communications channel comprising the steps of: receiving time synchronization data; synchronizing the transmitting and receiving node using the synchronization data received; measuring the capacity of the communications channel between the nodes; calibrating the communications channel to remove an intrinsic skew and an extrinsic skew, including the steps of: calculating an internal phase offset and an internal frequency offset for the communication channel using a first reference signal to identify said intrinsic skew, internally calibrating the channel using said internal phase offset and said internal frequency offset to substantially remove said intrinsic skew, calculating an external phase offset, an external frequency offset and a distortion delay variation for the communication channel using a first reference signal to identify said extrinsic skew, measuring a value of a power sum near end cross talk over the communications channel representing interference from a second communication channel; and externally calibrating the channel using said external phase offset, said external frequency offset, said distortion delay variation, and said power sum near end cross talk to substantially remove said extrinsic skew; equalizing channel and signal distortions; coding the signal to the amplitude and frequency of the receiving node; sampling clock signals of the nodes; and delivering phase delay control to the nodes in response to the sampled clock signal of one of the nodes exceeding a phase interval.

Claim 2

A method for increasing bandwidth of signals between a transmitting node and a receiving node coupled over a communications channel comprising the steps of: receiving time synchronization data; synchronizing the transmitting and receiving node using the synchronization data received; measuring the capacity of the communications channel between the nodes; calibrating the communications channel to remove an intrinsic skew and an extrinsic skew, including the steps of: calculating an internal phase offset and an internal frequency offset for the communication channel using a first reference signal to identify said intrinsic skew, internally calibrating the channel using said internal phase offset and said internal frequency offset to substantially remove said intrinsic skew, calculating an external phase offset, an external frequency offset and a distortion delay variation for the communication channel using a first reference signal to identify said extrinsic skew, measuring a value of a power sum near end cross talk over the communications channel representing interference from a second communication channel; and externally calibrating the channel using said external phase offset, said external frequency offset, said distortion delay variation, and said power sum near end cross talk to substantially remove said extrinsic skew; equalizing channel and signal distortions; coding the signal to the amplitude and frequency of the receiving node; sampling clock signals of the nodes; and delivering phase delay control to the nodes in response to the sampled clock signal of one of the nodes exceeding a phase interval.

Claim 3

A system for increasing bandwidth of signals between a transmitting node and a receiving node coupled over a communications channel comprising the steps of: receiving means for receiving time synchronizing data; synchronizing means for synchronizing the transmitting and receiving node using the synchronization data received; measuring means for measuring the capacity of the communications channel between the nodes; calibrating means calibrating the communications channel to remove an intrinsic skew and an extrinsic skew, including the steps of: internal phase offset means for calculating an internal phase offset and in internal frequency offset for the communication channel using a first reference signal to identify said intrinsic skew, internal calibrating means for internally calibrating the channel using said internal phase offset and said internal frequency offset to substantially remove said intrinsic skew, external phase offset means for calculating an external phase offset, an external frequency offset and a distortion delay variation for the communication channel using a first reference signal to identify said extrinsic skew, near cross talk measuring means for measuring a value of a power sum near end cross talk over the communications channel representing interference from a second communication channel; and external calibrating means for externally calibrating the channel using said external phase offset, said external frequency offset, said distortion delay variation and said power sum near end cross talk to substantially remove said extrinsic skew; equalizing means for equalizing channel and signal distortions; coding means for coding the signal to the amplitude and frequency of the receiving node; sampling means for sampling clock signals of the nodes; and control means for delivering phase delay control to the nodes in response to the sampled clock signal of one of the nodes exceeding a phase interval.

Claim 4

A system for increasing bandwidth of signals between a transmitting node and a receiving node coupled over a communications channel comprising the steps of: receiving means for receiving time synchronizing data; synchronizing means for synchronizing the transmitting and receiving node using the synchronization data received; measuring means for measuring the capacity of the communications channel between the nodes; calibrating means calibrating the communications channel to remove an intrinsic skew and an extrinsic skew, including the steps of: internal phase offset means for calculating an internal phase offset and in internal frequency offset for the communication channel using a first reference signal to identify said intrinsic skew, internal calibrating means for internally calibrating the channel using said internal phase offset and said internal frequency offset to substantially remove said intrinsic skew, external phase offset means for calculating an external phase offset, an external frequency offset and a distortion delay variation for the communication channel using a first reference signal to identify said extrinsic skew, near cross talk measuring means for measuring a value of a power sum near end cross talk over the communications channel representing interference from a second communication channel; and external calibrating means for externally calibrating the channel using said external phase offset, said external frequency offset, said distortion delay variation and said power sum near end cross talk to substantially remove said extrinsic skew; equalizing means for equalizing channel and signal distortions; coding means for coding the signal to the amplitude and frequency of the receiving node; sampling means for sampling clock signals of the nodes; and control means for delivering phase delay control to the nodes in response to the sampled clock signal of one of the nodes exceeding a phase interval.