Cell Broadcast Emergency Messaging System
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing public service warning systems are antiquated and lack location-based notification capabilities, leading to inefficiencies in delivering timely information to the public during emergencies, with SMS systems experiencing delays and network congestion issues.
Innovation Solution
A public service message location broadcasting system that uses cell-broadcast technology to send geographically targeted messages to mobile devices, minimizing network congestion and ensuring timely delivery of emergency information to defined areas.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If SMS messaging is used for mass messaging during emergencies, then message delivery capability is provided, but network congestion increases and delivery delays occur
Solution Approach 1:
The system segments the messaging function into two distinct paths: SMS for individual addressable messaging and Cell Broadcast for mass location-based messaging. This segmentation allows each protocol to operate independently, preventing SMS traffic from congesting the network during emergency broadcasts while maintaining SMS capability for non-critical communications.
Solution Approach 2:
The system introduces a Cell Broadcast intermediary system that acts as a dedicated mass notification channel. This intermediary handles emergency alerts separately from the SMS infrastructure, using dedicated broadcast channels that do not compete for resources with individual SMS messages, thereby eliminating delivery delays.
2Productivity
If SMS messaging is used for mass messaging during emergencies, then message delivery capability is provided, but network resources for voice traffic are negatively affected
Solution Approach 1:
The system segments network resource usage by dedicating separate channels: Cell Broadcast uses dedicated broadcast channels for mass messaging while SMS uses the conventional signaling network. This segmentation ensures that emergency message broadcasts do not consume voice traffic resources, maintaining network versatility for both messaging and voice services simultaneously.
Solution Approach 2:
The Cell Broadcast system serves as an intermediary that handles mass notification traffic through dedicated broadcast infrastructure, preventing this traffic from competing with voice calls for network resources. This intermediary approach preserves full network adaptability for voice traffic while enabling robust emergency messaging capability.
3Productivity
If existing public service warning systems are used, then message broadcasting is provided, but location-based notification capability is lacking
Solution Approach 1:
The system applies local quality by enabling different notification methods for different geographic locations. Cell Broadcast technology allows messages to be targeted to specific cell towers and geographic areas, providing location-based notification capability that enhances the general broadcasting capability of existing systems.
Data Source
AI summary
A system and method for verifying the receipt of wireless broadcast messages over a wireless message broadcasting system having a broadcast control module and a feedback reporting system for performing the receiving a broadcast message record including the broadcast message and the broadcast target area defined as geographical information, identifying at least one wireless network from among one or more coupled wireless networks that provides point to multipoint cell broadcasting messaging to at least a portion of the message specific broadcast target area as received in the broadcast message record, and transmitting the broadcast message to each of the identified wireless networks, and receiving an indication of receipt of the broadcast message by a remote feedback receiver located within a transmission area of at least one of the coupled wireless networks, and verifying the receipt of the message as indicated by the received indication.