JISE


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Journal of Information Science and Engineering, Vol. 40 No. 1, pp. 177-188


A Modified Bandwidth Prediction Algorithm for Wireless Sensor Networks


GHAIDA MUTTASHER ABDULSAHEB1, HASSAN JALEEL HASSAN2
AND OSAMAH IBRAHIM KHALAF3
1,2Department of Computer Engineering
University of Technology
Baghdad, 10066 Iraq

3Department of Solar, Al-Nahrain Research Center for Renewable Energy
Al-Nahrain University
Jadriya, Baghdad, 64074 Iraq
E-mail: Ghaida.m.abdulsaheb@uotechnology.edu.iq; 60012@uotechnology.edu.iq;
usama81818@nahrainuniv.edu.iq


In wireless sensor networks, the available bandwidth is considered one of the most important technique to select the best route and send data safely. The current paper suggest an algorithm which is used to send data over WSN by suggesting an algorithm namely, Enhanced Bandwidth Prediction (EBP) algorithm, which is employed to choose the route with less overhead which aid in reducing the congestion of the network and send the data through it. EBP algorithm has been utilized to choose the route depending on its current bandwidth and the percentage of consumed bandwidth and to compute the transmission rate value. Moreover, this algorithm aids in asking the sender to adapt this value in line with this rate helping to reduce the congestion problem in a specific channel which is reflected in quality of the whole network. The results show that this algorithm has a good improvement over other algorithms by in terms of delay and packet delivery ratio.


Keywords: WSN, bandwidth, bandwidth estimation, congestion, wireless channel

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