| 发射功率可变的无线传感器网络能量级别选取 |
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| 引用本文： | 王建明.发射功率可变的无线传感器网络能量级别选取[J].计算机工程,2009,35(13):108-110. |
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| 作者姓名： | 王建明 |
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| 作者单位： | 湖南商学院计算机与电子工程系,长沙,410205 |
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| 基金项目： | 中国博士后科学基金资助项目，湖南省科技计划基金 |
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| 摘 要： | 针对一种无线传感器网络节点的发射功率可变，其最大发射半径是最小能量发射半径r的k倍，即kr的传感器网络，研究节点最佳能量发射半径ir的设计问题。通过数学分析得到能量消耗公式，给出最优的能量发射级别k的计算方法。采用优化的发射功率相比采用固定功率的发射方法能够大幅度地提高网络寿命，对传感器网络的优化具有较好的指导作用。
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| 关 键 词： | 无线传感器网络 移动基站 网络优化 能量消耗均衡 网络寿命 |
| 修稿时间： | |
Energy Level Selection for Wireless Sensor Network with Variable Transmit Power |
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| WANG Jian-ming.Energy Level Selection for Wireless Sensor Network with Variable Transmit Power[J].Computer Engineering,2009,35(13):108-110. |
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| Authors: | WANG Jian-ming |
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| Affiliation: | Department of Computer and Electronic Engineering;Hunan Business College;Changsha 410205 |
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| Abstract: | In this paper, a wireless sensor network node transmission power is variable, whose radius of maximum emission energy is k times of the smallest radius r, namely the kr wireless sensor network.The best suitable energy radius of ir is studied comprehensive.Through rigorous mathematical analysis, the energy consumption formula is given, and the compute method of optimal energy emission level k is gained.The optimization transmit power can greatly improve network life compared with transmit power, which plays ... |
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| Keywords: | wireless sensor network mobile base station network optimization energy consumption balance network life |
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