Patent ID: 8923909

Claim:
A method of re-selecting respective values of one or more parameters which affect network performance or operation of a cell or cell sector in a cellular wireless network, the method comprising: causing apparatus of the network to receive and store one or more indicators, representing the performance and/or operation of an aspect of the network, and one or more criteria to be met by the indicator concerned when the value of each of the one or more parameters has been re-selected; causing apparatus of the network to receive data relating to the present and/or past performance of the network, and/or data relating to the present and/or past operation of the network, and to derive from that data statistical data relating to each of the one or more indicators; causing apparatus of the network to store that statistical data; when the value of each of the one or more parameters is to be re-selected, causing apparatus of the network to obtain at least two different solutions for the value of each of the one or more parameters to be re-selected; causing apparatus of the network to use the said statistical data to determine which of the solutions obtained most satisfactorily meets each of the one or more criteria for each of the one or more indicators; and causing apparatus of the network to select that solution for implementation on the network.