MOBILE STATION

摘要

To execute appropriate process when "Time-Switched UL CA" is executed and even when transmission of uplink information using a plurality of CCs has been scheduled in a same TTI. A radio base station eNB according to the present invention includes a UL transmission processing unit 11 configured to transmit uplink information at TTI#x+4 using a CC allocated over a PDCCH to the mobile station UE at TTI#x. The UL transmission processing unit 11 is configured to transmit the uplink information at each of TTIs using only one CC, and when a plurality of CCs is allocated at TTI#x, the UL transmission processing unit 11 is configured to select uplink information to be transmitted at TTI#x+4, based on a priority corresponding to the uplink information to be transmitted using each of the plurality of CCs allocated.