CPC H04W 72/20 (2023.01) [H04L 1/1614 (2013.01); H04L 5/0048 (2013.01); H04W 74/0808 (2013.01)] | 20 Claims |
1. A method performed by a user equipment (UE), the method comprising:
receiving a downlink control information (DCI) for scheduling transmission of data on a set of bandwidth portions of a carrier, wherein the carrier comprises a plurality of bandwidth portions and each bandwidth portion has a same bandwidth in frequency;
performing a listen-before-talk (LBT) test on the set of bandwidth portions, wherein the LBT test comprises a plurality of different types of operations, and the plurality of different types of operations comprises a complete LBT operation performed on a first bandwidth portion of the set of bandwidth portions and a one-shot LBT operation performed on a second bandwidth portion of the set of bandwidth portions; and
transmitting the data on one or more bandwidth portions of the set of bandwidth portions based on a result of the LBT test.
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