| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a base station, a terminal, a communication system, and a communication method in which a base station can notify a terminal of control information efficiently in a wireless communication system in which the base station and the terminal perform communications. <P>SOLUTION: Control information on a terminal is mapped and transmitted to a first control channel arranged in a first control channel region which uses a part of a plurality of OFDM symbols in a sub frame formed of the OFDM symbols, or a second control channel arranged in a second control channel region which uses an OFDM symbol different from that of the first control channel region in the sub frame. <P>COPYRIGHT: (C)2013,JPO&INPIT |
