Patent ID: 8422418
Filing Date: 2013-04-16
Classification: H04W

Abstract:
1. A transmission method for an earthquake and tsunami warning system (ETWS) primary notification messages, comprising: a base station paging all terminals via a paging message containing indication information of an ETWS message and, immediately transmitting security information and basic information of the ETWS primary notification message via a resource which is prearranged on a downlink shared channel (DL-SCH) with the terminals; or, transmitting the basic information of the ETWS primary notification message within the paging message, and transmitting the security information of the ETWS primary notification message via the prearranged resource on the DL-SCH; and the terminals receiving the security information and basic information of the ETWS primary notification message via the prearranged resource on the DL-SCH after receiving the paging message containing the ETWS message indication information; or, obtaining the basic information of the ETWS primary notification message from the paging message and receiving the security information of the ETWS primary notification message via the prearranged resource on the DL-SCH.