US trade group, 3G Americas has published a research report focusing on restrictions on the use of SMS as an emergency alert service. It says there are serious limitations in third party Emergency Alert Systems (EAS). In particular, because of the general architecture of CDMA, TDMA and GSM cellular networks, such systems will not be able to deliver a high volume of emergency messages in a short period of time.
”SMS is touted as being able to deliver critical information during disaster events, and such services have been purchased by universities and municipalities hoping to protect the general public,” stated Patrick Traynor, Ph.D., Assistant Professor in the School of Computer Science at the Georgia Institute of Technology. ”Unfortunately, such systems typically will not work as advertised.” Read more.