METHOD FOR BROADCASTING ALERT SERVICE Russian patent published in 2019 - IPC H04N21/236 H04N21/81 H04H20/18 

FIELD: physics.

SUBSTANCE: invention relates to broadcasting of a notification service in a single-frequency band (SFN). Disclosed is a method of broadcasting a notification service, comprising steps of obtaining (E301, E301, E302) frames containing a notification service and other services, anchoring (E303) of the marker for each frame, identification (E304, E305) of audio and video component packets of the notification service, as well as identifiers of packets of audio and video components of other services, identification (E305) of identifiers of audio and video components packets of other services, receiving a broadcasting message distribution command, storing video and audio packets of the notification service, starting from the first frame marker after receiving the broadcast notification message, replacing, starting from the second frame marker after receiving the broadcast notification broadcast command, all packets of video and audio components of services, other than notification services, notification service packets.

EFFECT: technical result consists in providing a broadcast notification service in a method which is simple and fast with respect to implementation.

9 cl, 8 dwg