CPC H04L 5/0092 (2013.01) [H04L 1/0061 (2013.01)] | 19 Claims |
1. A channel indication method, comprising:
determining, by a base station on an unlicensed spectrum, one or more first subbands that pass a channel detection;
generating, by the base station, a channel indication signal to indicate the one or more first subbands that pass the channel detection; and
transmitting, by the base station, the channel indication signal to a terminal to determine, based on the channel indication signal, the one or more first subbands that pass the channel detection;
wherein the channel indication signal comprises a third downlink signal, and one or more positions at which the third downlink signal is transmitted indicate the one or more first subbands that pass the channel detection.
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