Patent ID: 9344872
Filing Date: 2016-05-17
CPC Classification: G08B,H04L,H04W

Claim Text:
1. A method comprising: creating at least one public safety alert or operational data in response to a request from a public safety operator; packaging the at least one public safety alert or operational data in a multimedia broadcast or multicast message; receiving identification information of a plurality of public safety user equipment in a first wireless communication network; receiving user equipment location data and broadband connectivity data over the first wireless network; transmitting to the plurality of public safety user equipment a local cache identifier designating each of the plurality of public safety user equipment an intermediate cache designation, a peer cache designation or an end point cache designation; compiling a trusted cache list containing a list of all intermediate cache designated public safety user equipment and all peer cache designated public safety user equipment and periodically broadcasting the trusted cache list to the plurality of public safety user equipment, wherein an intermediate cache designation or peer cache designation requires that the designated public safety user equipment respond to a public safety alert or operation data request from one of the plurality of public safety user equipment over an alternative network and transmit relevant data stored in the designated public safety user equipment's respective intermediate cache or peer cache; broadcasting or multicasting the multimedia broadcast or multicast message to the plurality of public safety user equipment over the first wireless communication network; and periodically receiving updated multimedia data pertaining to the at least one public safety alert or operational data and mining the updated multimedia data to determine if the multimedia broadcast or multicast message requires updating.