Patent ID: 11924883
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 12:
13. A base station in a wireless communication system, the base station comprising:
a transceiver configured to transmit or receive a signal; and
a controller coupled with the transceiver and configured to:
transmit, to a terminal, first system information (SI) which is broadcasted periodically, the first SI including first information indicating whether a second SI among other SI is being broadcasted or not, second information on a physical random access channel (PRACH) resource, and third information on an SI area identifier (ID) for an area including one or more cells with which the second SI is applied,
receive, from the terminal, a PRACH preamble on the PRACH resource for the second SI, based on the first information indicating that the second SI among the other SI is not being broadcasted, and
transmit, to the terminal, the requested second SI.