Coverage Optimization Strategy for WSN based on Energy-aware

文献类型: 外文期刊

第一作者: Zhu, L.

作者: Zhu, L.;Fan, C.;Wen, Z.;Wu, H.

作者机构:

关键词: WSN; coverage optimization; energy-aware; hole repair; sensing radius

期刊名称:INTERNATIONAL JOURNAL OF COMPUTERS COMMUNICATIONS & CONTROL ( 影响因子:2.293; 五年影响因子:1.792 )

ISSN: 1841-9836

年卷期: 2016 年 11 卷 6 期

页码:

收录情况: SCI

摘要: In order to optimize the wireless sensor network coverage, this paper designs a coverage optimization strategy for wireless sensor network (EACS) based on energy-aware. Under the assumption that the geographic positions of sensor nodes are available, the proposed strategy consists of energy-aware and network coverage adjustment. It is restricted to conditions such as path loss, residual capacity and monitored area and according to awareness ability of sensors, it would adjust the monitored area, repair network hole and kick out the redundant coverage. The purpose is to balance the energy distribution of working nodes, reduce the number of "dead" nodes and balance network energy consumption. As a result, the network lifetime is expanded. Simulation results show that: EACS effectively reduces the number of working nodes, improves network coverage, lowers network energy consumption while ensuring the wireless sensor network coverage and connectivity, so as to balance network energy consumption.

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