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1. (WO2018178177) METHOD AND APPARATUS FOR TRANSMITTING SIGNALS OVER A WIRE CONNECTION

Pub. No.:    WO/2018/178177    International Application No.:    PCT/EP2018/057976
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Thu Mar 29 01:59:59 CEST 2018
IPC: H04M 11/06
H04B 3/32
Applicants: BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
Inventors: AL RAWI, Anas
HORSLEY, Ian
Title: METHOD AND APPARATUS FOR TRANSMITTING SIGNALS OVER A WIRE CONNECTION
Abstract:
A method and apparatus for transmitting data from a transmitter device to one or more receiver devices, each of the one or more receiver devices being connected to the transmitter device via a respective wire connection, the transmitter device being operable to transmit signals onto the wire connections over one or more different channels, the method comprising, for each of the one or more different channels: determining a value of a function S~mj,j, dependent on an upper bound for a channel capacity of the one or more channels and a channel gain of the jth channel; determining a transmission power Smj,j, for transmitting data along that channel based on S~mj,j; and transmitting, by the transmitter device, data over that channel to one or more of the receiver devices, the data being transmitted at the transmission power Smj,j determined for that channel.