The present disclosure relates to method and device for enhancing feedback channel in wireless communication. There is provided a receiving-side electronic device for a receiving side of a communication system, which includes a processing circuit configured to receive initial transmission information from a first electronic device among more than one transmitting-side electronic devices for a transmitting side of the communication system; in case that data information in the initial transmission information cannot be successfully decoded, acquire auxiliary information; and feed back the auxiliary information to the first electronic device, so that the first electronic device can perform the information retransmission by using the resources determined based on the auxiliary information.