Patent ID: 8396081

Claim:
A communication terminal for communicating with a base station in accordance with a defined procedure, the communication terminal comprising: a priority control section configured to define a relationship between MAC (Medium Access Control) priorities, which are respectively assigned to a plurality of MAC control information elements, and radio bearer (RB) priorities respectively assigned to a DRB (Data Radio Bearer) and each of a plurality of SRBs (Signalling Radio Bearers), wherein the plurality of SRBs convey RRC (Radio Resource Control) messages or NAS (Non-Access Stratum) messages, the priority control section being further configured to compare the MAC priorities with the RB priorities of the SRBs; and a transmission message generation section configured to control transmission of information so as to transmit information on an SRB having a higher RB priority earlier than a MAC control information element having a lower MAC priority in accordance with the relationship between the MAC and RB priorities defined by the priority control section.