First information of a DL assignment for a first PDSCH of a serving cell can be received (410). A first PUCCH resource and a second PUCCH resource can be identified (420) for HARQ-ACK feedback of the first PDSCH. A starting symbol of the second PUCCH resource can be later than a starting symbol of the first PUCCH resource. Second information of a DL assignment for a second PDSCH of the serving cell can be received (430). A starting symbol of the second PDSCH can be later than a starting symbol of the first PDSCH. A determination can be made (440) as to whether to delay the HARQ-ACK feedback of the first PDSCH for processing of the second PDSCH. HARQ-ACK information of the first PDSCH can be transmitted (450) on the second PUCCH resource in response to determining to delay the HARQ-ACK feedback of the first PDSCH.