Patent ID: 11889528
Assignee: INTERDIGITAL PATENT HOLDINGS, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A wireless transmit/receive unit (WTRU) comprising:
a transceiver, the transceiver configured at least to receive downlink control information (DCI), the DCI comprising:
an indication of an uplink (UL) grant for an UL transmission; and
an indication of one or more parameters associated with a channel assessment occasion, the channel assessment occasion corresponding to a time period to conduct one or more channel assessments; and

a processor, the processor configured at least to:
determine a start time for the UL transmission based at least on the UL grant;
determine a start time of the channel assessment occasion based at least on the start time for the UL transmission and at least one of the one or more parameters associated with the channel assessment occasion indicated in the DCI, wherein the channel assessment occasion is before the start time for the UL transmission, wherein a length of time between the start time of the channel assessment occasion and the start time for the UL transmission is based on the at least one of the one or more parameters associated with the channel assessment occasion indicated in the DCI;
perform the one or more channel assessments on a channel during the channel assessment occasion;
determine whether the channel is available based on the one or more channel assessments; and
send, via the transceiver, the UL transmission at the start time for the UL transmission via the channel on a condition that the channel is determined to be available.