Patent ID: 11895705
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A network device, comprising:
a processor, configured to determine a first PRACH resource set and a second PRACH resource set, wherein at least one resource of the first PRACH resource set and at least one resource of the second PRACH resource set are different; and
the processor is further configured to detect a random access preamble sequence on at least one first PRACH resource in the first PRACH resource set and at least one second PRACH resource in the second PRACH resource set;
wherein the network device further comprises:
a transceiver, configured to send first indication information to a terminal device, wherein the first indication information is used for determining a second PRACH resource set configuration within a first time period;
wherein the first time period is one transmission opportunity after the network device preempts a channel following a principle of Listen Before Talk (LBT).