US 11,751,037 B2
System and method for distributing multimedia public warning alerts in a mobile telecommunications network
Menno Jonathan Bot, Deventer (NL); and Peter Sanders, Deventer (NL)
Assigned to ONE2MANY B.V., Deventer (NL)
Appl. No. 17/311,819
Filed by ONE2MANY B.V., Deventer (NL)
PCT Filed Jan. 15, 2020, PCT No. PCT/EP2020/050924
§ 371(c)(1), (2) Date Jun. 8, 2021,
PCT Pub. No. WO2020/148340, PCT Pub. Date Jul. 23, 2020.
Claims priority of application No. 2022415 (NL), filed on Jan. 18, 2019.
Prior Publication US 2022/0030410 A1, Jan. 27, 2022
Int. Cl. H04W 4/00 (2018.01); H04W 4/90 (2018.01); H04W 4/08 (2009.01); H04W 52/02 (2009.01); H04W 68/00 (2009.01)
CPC H04W 4/90 (2018.02) [H04W 4/08 (2013.01); H04W 52/0229 (2013.01); H04W 68/005 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A method for distributing multimedia public warning alerts in a mobile telecommunications network, comprising the steps of: creating an alert message by an emergency authority computer in said network, said alert message comprising a textual message and at least one multimedia object; sending by said emergency authority computer a request for a content delivery session from a multicast content distributor server in said network; sending by said multicast content distributor server in response to said request for one or more content delivery session parameters for a content delivery session, said content delivery session parameters comprising a multicast Internet Protocol (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; waking up said plurality of mobile user equipment and displaying by a public warning application on said plurality of mobile user equipment said textual message of said cell broadcast message on said plurality of mobile user equipment; generating on at least a part of said plurality of user equipment by said public warning application a multicast join message using said content delivery session parameters and sending by said at least part of said plurality of user equipment said multicast join message to the multicast content distributor server 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 said at least part of said multitude of user equipment; and sending said at least one multimedia object though said transparent IP multicast session to said at least part of said multitude of user equipment.