Patent ID: 8730010

Claim:
A method of receiving a warning message in mobile communication system, the method comprising: receiving, at a terminal in an idle mode, a paging message from a network, the paging message including a warning message indication, wherein the paging message is used to inform the terminal in the idle mode of a presence of the warning message, wherein the warning message is an Earthquake and Tsunami Warning System (ETWS) message, and wherein the warning message indication indicates that there will be a transmission of the warning message through a downlink shared channel (DL-SCH); and after receiving the paging message, receiving, by the terminal from the network, system information in a system information block (SIB) on the downlink shared channel (DL-SCH) in accordance with a System Information Radio Network Temporary Identifier (SI-RNTI) previously received via a physical downlink control channel (PDCCH), the system information including the ETWS message.