Abstract: A cellular based public warning system for use with Cell Broadcast Center(s) (CBC) for broadcasting cell broadcast messages to user equipment in a multitude of cells and at least two cellular networks providing at least partially overlapping cellular service to user equipment. The public warning system includes a computer implemented public warning system controller for storing locations of cells providing cellular service to user equipment, routinely initiating a CBC status check to prompt a CBC to check operability of each cell of its associated multitude of cells, compiling information regarding operable cells and inoperable cells of at least two cellular networks and employing decision logic for estimating a disaster area location based on the compiled information.

Abstract: A customizable client application capable of running on all seven classes of Internet-enabled personal cellular telecommunications devices whose Internet browser launching capabilities range from being Class 0 non Internet-enabled to Class 6 automatic Internet browser launching. The client application facilitates minimum subscriber intervention for Internet session initiation from an Internet session option of an interactive display message.

Abstract: A customizable client application capable of running on all seven classes of Internet-enabled personal cellular telecommunications devices whose Internet browser launching capabilities range from being Class 0 non Internet-enabled to Class 6 automatic Internet browser launching. The client application facilitates minimum subscriber intervention for Internet session initiation from an Internet session option of an interactive display message.

Abstract: Cellular emergency notification service transmitting Point-To-MultiPoint (P2MP) emergency service messages on one or more mandatory non-user configurable P2MP emergency channels to all available personal cellular telecommunications devices in one or more selected cells thereby ensuring mandatory reception.

Abstract: A customizable client application capable of running on all seven classes of Internet-enabled personal cellular telecommunications devices whose Internet browser launching capabilities range from being Class 0 non Internet-enabled to Class 6 automatic Internet browser launching. The client application facilitates minimum subscriber intervention for Internet session initiation from an Internet session option of an interactive display message.