BASE STATION DEVICE, MOBILE STATION DEVICE, WIRELESS COMMUNICATION METHOD, AND INTEGRATED CIRCUIT

摘要

PROBLEM TO BE SOLVED: To efficiently set a flexible subframe.SOLUTION: A base station device which communicates with a mobile station device via time division duplex in a single cell comprises a transmission unit which transmits to the mobile station device: first information which indicates positions, in a frame, of a first subframe, a second subframe, and a third subframe; and second information which indicates positions, in the frame, of the first subframe, the second subframe, the third subframe, and a fourth subframe.