METHODS AND APPARATUSES FOR HYBRID AUTOMATIC REPEAT REQUEST (HARQ)
Abstract:
Methods and apparatuses are disclosed for Hybrid Automatic Repeat reQuest Acknowledgement, HARQ-ACK, feedback. In one embodiment, a method implemented in a wireless device, WD, comprises receiving, from a network node, a first Downlink Control Information, DCI, scheduling a physical downlink shared channel, PDSCH; and receiving, from the network node, a second DCI, the second DCI comprising a HARQ-ACK feedback request trigger triggering a HARQ-ACK feedback for the PDSCH scheduled by the first DCI. In another embodiment, a method implemented in a network node comprises transmitting a first Downlink Control Information, DCI, scheduling the PDSCH; and transmitting a second DCI, the second DCI comprising a HARQ-ACK feedback request trigger triggering a HARQ-ACK feedback for the PDSCH scheduled by the first DCI.
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