CPC H04L 5/0005 (2013.01) [H04L 5/0048 (2013.01); H04W 74/0833 (2013.01); H04W 76/25 (2018.02)] | 20 Claims |
1. A first node for wireless communications, comprising:
a first transmitter, transmitting a first signal, the first signal carrying a first signature sequence;
a first receiver, receiving a second signal, the second signal carrying a first identifier, the first signature sequence being used to indicate the first identifier; and
the first transmitter, transmitting a third signal on a target time-frequency resource block;
wherein the second signal is used to indicate a first time-frequency resource block, the first time-frequency resource block is used to determine a target time-frequency resource set, the target time-frequency resource set comprises multiple time-frequency resource blocks, and the first time-frequency resource block is one of the multiple time-frequency resource blocks comprised in the target time-frequency resource set; the target time-frequency resource block is one of the multiple time-frequency resource blocks comprised in the target time-frequency resource set, and whether the third signal carries a first-type information block is used to determine the target time-frequency resource block out of the target time-frequency resource set; the first-type information block comprises control-plane information; the first signal is transmitted on a random access channel.
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