CPC H04L 1/0027 (2013.01) [H04L 1/0038 (2013.01); H04L 5/0008 (2013.01); H04L 1/0008 (2013.01); H04L 5/0001 (2013.01); H04L 5/0053 (2013.01)] | 20 Claims |
1. A communication method, comprising:
receiving, by a terminal device, configuration information of M component carriers, wherein M is a positive integer;
determining, by the terminal device, N types of downlink control information (DCI) sizes based on the configuration information, wherein N is a positive integer; and
based on N being greater than a first threshold, determining, by the terminal device, Q types of DCI sizes, and
detecting, by the terminal device, a downlink control channel based on the Q types of DCI sizes, wherein Q is a positive integer and Q is less than or equal to the first threshold.
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