Patent ID: 8385967

Claim:
A computer implemented method for adjusting a power level of a base station, comprising: receiving at the base station a first signal strength information from a first subscriber device, the first signal strength information relating to power of a signal received by the first subscriber device via a first downlink traffic channel of the base station; maintaining historical signal strength data based on signal strength information received from one or more subscriber devices; determining whether or not there is a threshold amount of information stored in the historical signal strength data; adjusting a power level of a broadcast channel and at least one system channel of the base station based on the first signal strength information received from the first subscriber device and the historical signal strength data; and recording the first signal strength information as part of the historical signal strength data without performing the adjusting step if it is determined that there is not the said threshold amount of information stored in the historical signal strength data, wherein the adjusting step is performed only if it is determined that there is the said threshold amount of information stored in the historical signal strength data.