Radio communication method and radio communication device

An electronic device for wireless communication, comprising a processing circuitry configured to

• determine a plurality of resource groups used for a first transmission and a retransmission for an uplink transmission respectively;
• and
• generate resource grouping information which indicates correspondence between the plurality of resource groups and the first transmission and the retransmission using the plurality of resource groups.

(canceled)

9-10. (canceled)

An electronic device for wireless communication, comprising a processing circuitry configured to

• determine a plurality of resource groups used for a first transmission and a retransmission for an uplink transmission respectively based on resource grouping information;
• and
• select, with respect to a specific transmission of the uplink transmission, resource used for the specific transmission from the determined resource group used for the specific transmission.

(canceled)

An electronic device for performing wireless communication with a plurality of communication devices, comprising a processing circuitry configured to

• generate a plurality of feedback signals with respect to a plurality of messages from the plurality of communication devices respectively;
• and
• arrange the plurality of feedback signals on a single time-frequency domain resource for feeding back to the plurality of communication devices.

18-22. (canceled)

An electronic device for wireless communication, comprising a processing circuitry configured to

• acquire a feedback signal corresponding to a message transmitted by the electronic device from a position corresponding to the electronic device in a feedback signal group comprising a plurality of feedback signals, based on mapping information,
• wherein the plurality of feedback signals are feedback signals with respect to a plurality of messages transmitted from a plurality of communication devices comprising the electronic device, and wherein the mapping information indicates correspondence between the plurality of communication devices and positions of the plurality of feedback signals for the plurality of communication devices in the feedback signal group.

(canceled)