| CPC H04W 72/23 (2023.01) [H04L 1/1671 (2013.01); H04L 1/1812 (2013.01); H04L 1/1858 (2013.01); H04L 1/1861 (2013.01); H04L 5/0055 (2013.01); H04W 72/0446 (2013.01)] | 18 Claims | 

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               1. A wireless transmit/receive unit (WTRU) comprising: 
            a transceiver; and 
                a processor, 
                wherein the transceiver and the processor are configured to transmit uplink data on a physical uplink shared channel (PUSCH), 
                wherein the transceiver and the processor are further configured to receive a sequence of bits, wherein each of the bits in the sequence indicates whether a respective block of the uplink data is required to be retransmitted, and 
                wherein at least the bits in the sequence are channel coded and have a cyclic redundancy check (CRC) attached. 
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