Patent ID: 7809373

Claim:
A method of transmitting access information in a mobile communications system, the method comprising: deciding to perform a handover for a terminal to a cell of a target base station; transmitting, from a source base station to the target base station, a handover request for performing a handover of the terminal from the source base station to the target base station; receiving, at the source base station, access information from the target base station that received the handover request, wherein the receiving of the access information occurs after the transmitting of the handover request; and transmitting, from the source base station to the terminal, the access information being configured to permit the terminal to access the target base station; wherein the access information includes preamble information for a random access procedure, wherein the preamble information is a dedicated preamble used only for a specific terminal, and wherein the dedicated preamble is determined by the target base station.