| 低空信道对无线传感器网络的影响分析 |
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| 引用本文： | 孔祥善,赵德光,王代华,张志杰.低空信道对无线传感器网络的影响分析[J].传感技术学报,2011,24(1):106-110. |
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| 作者姓名： | 孔祥善 赵德光 王代华 张志杰 |
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| 作者单位： | 中北大学仪器科学与动态测试教育部重点实验室; |
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| 基金项目： | 山西省自然科学基金资助(2009011023) |
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| 摘 要： | 无线通信系统的性能很大程度上受到无线信道特性的影响.随着通信技术的发展,近地环境中电波传播特性的研究已成为研究无线通信系统的重要课题之一.本文在室外开阔地、天线低空架设的环境下,针对2.4GHz频段的无线信号传播特性进行了实测研究,并利用最小二乘法对数据进行了拟合分析.研究表明,地表无线信道同传统微蜂窝无线信道存在较大...
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| 关 键 词： | 无线传感器网络 地表无线传播 无线链路损耗建模 最小二乘法拟合 |
The impact analysis of wireless sensor network in Low-level channel |
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| KONG Xiangshan,ZHAO Deguang,WANG Daihua,ZHANG Zhijie.The impact analysis of wireless sensor network in Low-level channel[J].Journal of Transduction Technology,2011,24(1):106-110. |
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| Authors: | KONG Xiangshan ZHAO Deguang WANG Daihua ZHANG Zhijie |
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| Affiliation: | KONG Xiangshan,ZHAO Deguang,WANG Daihua,ZHANG Zhijie(Key Laboratory of Instrument Science and Dynamic Measurement,Ministry of Education,North University of China,Taiyuan 030051,China) |
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| Abstract: | The wireless communication system's performance is greatly constrained by the wireless channel characteristics.With the rapid development of communication technology,the exploration of wave's propagation characteristics of wireless communication systems has become one of the important issues at the Near-Earth environment.In this paper,the characteristics of wireless signal propagation on 2.4 GHz band were experimentally measured and researched outdoors with the antenna set up in low-altitude environment,and... |
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| Keywords: | wireless sensor networks TIF Surface wireless communication wireless link loss model least-squares fitting |
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