Patent ID: 8588782

Claim:
A method for allowing handover of user equipment between base stations belonging to different organizations, the method comprising: collecting, by a first base station, information corresponding to identifiers of neighbor base stations; selecting handover-allowable base stations from the neighbor base stations having an organization identifier different from that of the first base station; and enabling handover for the user equipment from the first base station to a second base station based on the selected handover-allowable base stations for a handover request of the user equipment from the first base station to the second base station, wherein the selecting handover-allowable base stations includes: selecting, from the neighbor base stations, base stations having an organization identifier different from the first base station as hetero base stations; selecting, from the selected hetero base stations, base stations having an organization identifier identical to those of the selected hetero base stations; and transmitting a signal with signal intensity greater than reference signal intensity, as the handover-allowable base stations.