| CPC H04W 72/0453 (2013.01) [H04W 72/21 (2023.01); H04W 72/23 (2023.01)] | 12 Claims |

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1. A method performed by a user equipment (UE) in a wireless communication system, the method comprising:
receiving, from a base station, ServingCellConfig including at least one of configuration information of an uplink (UL) or configuration information of a supplementary UL (SUL);
receiving, from the base station, downlink control information (DCI) format 0_1 for a physical UL shared channel (PUSCH), wherein a UL/SUL indicator in the DCI format 0_1 is 0 bit, in case that the UE is configured with the SUL without the UL; and
transmitting, to the base station, the PUSCH on the SUL based on the UL/SUL indicator being 0 bit in the DCI format 0_1.
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