Ad hoc networking using Wi-Fi during natural disasters: overview and improvements

This paper is about the use of ad hoc networking on people’s smartphones to send messages in a situation where help is needed and the infrastructure used to communicate cannot be used. The paper focusses on Wi-Fi because it has longer range than most of the other technologies. The method used will be literature studies to find out how to create an ad hoc network on a smartphone and what the advantages and disadvantages are. The practical part shows how to create a Wi-Fi ad hoc network program and at last there will be an performance evaluation of part of that program. The evaluation shows that both the length of the message and the distance to a receiver are of influence to the amount of messages that can be sent per second.