CPC H04W 76/14 (2018.02) [H04B 17/318 (2015.01); H04W 8/24 (2013.01); H04W 24/10 (2013.01); H04W 28/0278 (2013.01); H04W 68/005 (2013.01)] | 17 Claims |
1. A unicast connection establishment method for a direct link, applied to a first terminal and comprising:
determining, according to status information of at least one second terminal, one terminal of the at least one second terminal as a target terminal for a unicast communication of a direct link; and
establishing a unicast connection of the direct link with the target terminal, and determining transmission configuration information for performing a unicast data communication with the target terminal;
wherein the status information comprises service characteristic information of the services that the at least one second terminal is capable of providing;
the determining, according to the status information of at least one second terminal, one terminal of the at least one second terminal as the target terminal for the unicast communication of the direct link comprises:
after sending a paging message, obtaining the service characteristic information of the services that the at least one second terminal is capable of providing, by obtaining a paging response message sent by the at least one second terminal in response to the paging message, and determining one terminal of the at least one second terminal as the target terminal for the unicast communication of the direct link; the paging message comprises service characteristic information of a unicast communication service which is requested by the first terminal to establish;
the services that the at least one second terminal is capable of providing comprise a Vehicle-to-X (V2X) service.
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