CPC H04W 74/0808 (2013.01) [H04W 16/14 (2013.01)] | 19 Claims |
14. A communication apparatus, comprising:
a non-transitory memory configured to store non-transitory instructions; and
one or more processors coupled with the non-transitory memory, wherein the one or more processors are configured to execute the non-transitory instructions to cause the apparatus to:
perform detection on one or more sub-channels on an unlicensed spectrum; and
determine, based on a combination of a group common-demodulation reference signal GC-DMRS) and a GC-physical downlink control channel (GC-PDCCH) that is detected for a first time, that downlink transmission has started or that a channel occupancy time (COT) has started.
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