SYSTEM AND METHOD FOR DISTRIBUTING MULTIMEDIA PUBLIC WARNING ALERTS IN A MOBILE TELECOMMUNICATIONS NETWORK

摘要

Method for distributing multimedia public warning alerts in a mobile telecommunications network, comprising the steps of: creating a alert message by an emergency authority computer in said network, said message comprising a textual message and at least one multimedia object, such as a picture, audio or video; sending by a multicast content distributor server in response to said request for a content delivery session parameters for a content delivery session, said parameters comprising a multicast IP address; sending by said emergency authority computer the created alert message to the multicast content distributor server; sending by said emergency authority computer a request for sending a cell broadcast message to a cell broadcast center in said network, said cell broadcast message comprising said textual message and said content delivery session parameters; broadcasting by said cell broadcast center said cell broadcast message through a radio access network in said network; receiving by a plurality of mobile user equipment in said network said cell broadcast message through said radio access network; setting up by the multicast content distributor server a transparent IP multicast session between the multicast content distributor server and at least part of said multitude of user equipment; sending said at least one multimedia object though said transparent IP multicast session to said at least part of said multitude of user equipment.