| 摘要 |
<P>PROBLEM TO BE SOLVED: To efficiently conduct HARQ when receiving an uplink grant by which a mobile station device invalidates a part of uplink data, in a mobile station device that transmits a plurality of uplink data to a base station device using the same PUSCH. <P>SOLUTION: A mobile station device comprises: detecting downlink control information which controls a plurality of uplink data transmissions which use a physical uplink common channel; and if the downlink control information instructs invalidation of the uplink data transmissions, invalidating the uplink data transmissions and setting ACK at a HARQ process corresponding to the uplink data transmissions. <P>COPYRIGHT: (C)2012,JPO&INPIT |
