Patent ID: 8145121

Claim:
User equipment (UE) that communicates with a wireless communication system counting UEs that use a multimedia broadcasting and multicast service (MBMS), the UE comprising: a transmission module including a wireless communication interface and communicating with the wireless communication system; a preamble generation module for generating a sequence including information on a MBMS usage state based on sequence setting information, generating a preamble based on the sequence, and transmitting the preamble to the transmission module; and a control module for controlling the preamble generation module, receiving in which information on a sequence to be used in generation of the preamble is included from the network manager, storing the sequence setting information, and providing the sequence setting information to the preamble generation module, wherein the sequence including information on the MBMS usage state is a first sequence dedicated to the MBMS when the MBMS is used according to the sequence setting information, and is a second sequence dedicated to a non-MBMS when the MBMS is not used according to the sequence setting information.