Patent ID: 8068786

Claim:
A method for identifying time of flight interference in a wireless communication network, the method comprising: detecting interference during a first uplink sub-frame at an interference destination base station; transmitting a time of flight interference source detection request to a gateway, wherein the time of flight interference source detection request comprises a time of flight interference period; determining one or more base stations in the vicinity of the interference destination base station, wherein the one or more base stations in the vicinity of the interference destination base station operate at a same frequency as the interference destination base station; instructing the one or more base stations in the vicinity of the interference destination base station to re-transmit a preamble at least once in a downlink sub-frame; decoding a first preamble of a first interference source base station at the interference destination base station during a second uplink sub-frame; and identifying the first interference source base station based on the first preamble.