APPARATUS FOR TRANSMITTING/RECEIVING PROCESS RESULT OF DATA FRAME IN A ORTHOGONAL FREQUENCY DIVISION MULTIPLE SYSTEM AND THE METHOD THEREOF

摘要

The present invention proposes an apparatus and a method for supporting and ARQ or H-ARQ scheme in an OFDMA mobile communications system. In one embodiment, a separate physical channel is used for acknowledgement signals, which has the same structure as the commonly used channels of the OFDMA system.