Patent attributes
The disclosure is related to configuration and mapping of uplink control channel resources. Particularly, the present disclosure relates to configuring and mapping uplink control channel resources for user equipment receiving downlink control information through a downlink control channel newly defined in a data region. Furthermore, the present disclosure relates to configuring and mapping uplink control channel resources for uplink HARQ-ACK/NACK feedback of user equipment. Herein, the uplink HARQ-ACK/NACK feedback may be performed by the user equipment in response to a downlink data channel assigned according to downlink scheduling information transmitted through such new downlink control channel.