| 摘要 |
<p>Disclosed are a user equipment (1 a, 1 b, 1 c, 1 d) and a communications node (3) for communicating data in a communications system including a plurality of user equipments (1 a, 1 b, 1 c, 1 d), as well as a method for communicating the data by a user equipment (1 a, 1 b, 1 c, 1 d) and a method for communicating data by a communications node (3), wherein data are transmitted from the communications node (3) via a downlink shared channel and received by the user equipment (1 a, 1 b, 1c, 1d). The user equipment (1 a, 1 b, 1 c, 1 d) comprises an acknowledger (13) which provides uplink acknowledgements with respect to downlink shared channel transmission for user equipments (1a, 1 b, 1 c, 1 d) without a dedicated connection which acknowledgements are received by an acknowledgement receiver (15) included in the communications node (3). The uplink acknowledgements are transferred through a common uplink feedback channel.</p> |
