Increasing the Value of Collected Data and Reducing Energy Consumption using Network Coding and Mobile Sinks in Wireless Sensor Networks | ||
| AUT Journal of Modeling and Simulation | ||
| مقاله 1، دوره 51، شماره 1، شهریور 2019، صفحه 3-14 اصل مقاله (758.36 K) | ||
| نوع مقاله: Research Article | ||
| شناسه دیجیتال (DOI): 10.22060/miscj.2019.15417.5133 | ||
| نویسندگان | ||
| Ehsan Kharati1؛ Mohamad Khalily-Dermany* 2؛ Hamidreza Kermajani3 | ||
| 1Department of Computer Engineering, Qom Branch, Islamic Azad University, Qom, Iran | ||
| 2Young Researchers and Elite Club, Khomein Branch, Islamic Azad University, Khomein, Iran | ||
| 3Department of Computer Engineering, Tuyserkan Branch, Islamic Azad University, Tuyserkan, Iran | ||
| چکیده | ||
| The Wireless Sensor Networks (WSNs) include a number of fixed sensor nodes so that each sink moves to collect data between nodes. It is necessary to determine the optimum route and residence location of mobile sinks to reduce energy consumption and increase the value of collected data, which causes increasing the lifetime of WSNs. Using Network Coding (NC), this paper presents a Mixed Integer Linear Programming Model to determine the multicast Sink Optimal Route (SOR) of Source Sensor Nodes (SSNs) to mobile sinks in WSNs which determines the time and location of sinks to collect maximum coded data and reduce the delay in sinks movement and energy consumption. Since solving this problem is not possible in polynomial time due to the multiple parameters and the limited resources of WSNs, therefore, several heuristic, greedy and fully distributed algorithms are proposed to determine the movement of sinks and their residence location based on maximizing the Value of Collected Coded Data (VCCD) and the type of data deadline. It is demonstrated, by simulation, that the optimal model and the use of NC and proposed algorithms, causes reducing the energy consumption and increasing the VCCD and network lifetime than non-NC methods. | ||
| کلیدواژهها | ||
| Network Coding؛ Sink Movement Optimal Route؛ Reducing Energy Consumption؛ Increasing Collected Data؛ Wireless Sensor Networks | ||
| مراجع | ||
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