| 面向森林环境的2．4GHz射频信号印制倒F天线的研制 |
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| 引用本文： | 代智慧,李文彬.面向森林环境的2．4GHz射频信号印制倒F天线的研制[J].森林工程,2010,26(2):32-34,41. |
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| 作者姓名： | 代智慧 李文彬 |
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| 作者单位： | 北京林业大学,北京,100083 |
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| 基金项目： | 国家自然科学基金，国家林业局"948"引进项目 |
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| 摘 要： | 从无线传感器网络节点工作环境出发，分析电波在森林传播中对天线的极化、辐射及阻抗匹配特性的特殊要求，根据天线原理、设计理论要求以及HFSS仿真分析和优化的结果，结合用安捷伦网络分析仪和ETS 3D chamber测试出的天线S参数、增益和效率，研制出一款基于2．4GHz射频信号的印制倒F天线。该天线的仿真和实测结果表明，在2．4GHz频率附近，电压驻波比在VSWR≤2时，频带宽度460MHz，能完全覆盖2．400～2．484GHz的工作频率范围，相对带宽19％，天线增益3dBi，辐射效率90％。
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| 关 键 词： | 印制倒F天线 HFSS 仿真 |
Design of Printed IFA Facing Forest Environment Based on 2.4GHz RF signal |
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| Dai Zhihui,Li Wenbin.Design of Printed IFA Facing Forest Environment Based on 2.4GHz RF signal[J].Forest Engineering,2010,26(2):32-34,41. |
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| Authors: | Dai Zhihui Li Wenbin |
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| Institution: | Dai Zhihui,Li Wenbin(Beijing Forestry University,Beijing 100083) |
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| Abstract: | Taking the working environment of wireless sensor network nodes as starting point,the special requirements of antenna polarization,radiation and impedance matching characteristics for radio transmission in the forest were analyzed.According to the antenna principle,design theory as well as the results of HFS S simulation and optimization,a printed Invert F antenna based on 2.4 GHz RF signal was developed combined with the antenna's S parameter,gain and efficiency which were tested by Agilent network analyze... |
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| Keywords: | HFSS |
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