Patent ID: 8731004

Claim:
A method of recognizing an out-of-sync Base Station (BS) in a Time DivisionDuplex (TDD) based cellular communication network, comprising the steps of: receiving information reported by one or more BSs having uplink interference from the out-of-sync BS; and locating the out-of-sync BS based on the information, wherein: the information comprises at least one of: i) respective estimated Angles of Arrival (AoAs) for the uplink interferences of the one or more BSs or ii) the uplink interference powers of the one or more BSs, and the step of locating the out-of-sync BS based on the information comprises locating the out-of-sync BS based on at least one of: i) the estimated AoAs of the one or more BSs or ii) the uplink interference powers of the one or more BSs.