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IJASER publishes high-quality, original research papers, brief reports, and critical reviews in all theoretical, technological, and interdisciplinary studies that make up the fields of advanced science and engineering and its applications.
Telecommunication infrastructures are often seriously disabled when major natural disasters occur. Services like Internet connectivity are often lost in such events. This is quite unfortunate as many mobile communication devices are still functioning, and can be used for example to help rescuers to localize and access victims trap in particular are as of the disaster zone. A study on communication during the disaster recovery is made and proposed a Emergency-Relay, which is designed and implemented on a smart phones to provide a communication for disaster recovery. Emergency-Relay includes Help-Button. That provides data communications for rescue workers by send-out emergency messages as energyefficiently discovers nearby messaging nodes and Emergency-Relay is implemented as a prototype application using the Wi-Fiinterface.