| 双发射天线对混响室场性能影响的数值分析 |
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| 引用本文： | 崔耀中,魏光辉,范丽思,刘小强,潘晓东,陈亚洲. 双发射天线对混响室场性能影响的数值分析[J]. 微波学报, 2011, 27(2): 29-33 |
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| 作者姓名： | 崔耀中 魏光辉 范丽思 刘小强 潘晓东 陈亚洲 |
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| 作者单位： | 军械工程学院强电磁场环境模拟与防护技术国防科技重点实验室,石家庄,050003 |
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| 基金项目： | 国防科技重点实验室基金(9140C87030310JB3402); 国家自然科学基金(51077132) |
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| 摘 要： | 提出了双天线激励混响室的方法,研究了双天线激励对混响室场性能的影响。分析了双天线改善混响室场均匀性的原理,对单天线激励下的混响室模型以及处于不同位置的双天线激励下的混响室模型进行了仿真计算,从场均匀性和场强两个方面研究了双天线对混响室场性能的影响,对双天线影响场强的机理进行了分析。研究表明:采用双天线激励改善了混响室工作区域的场均匀性;采用双天线可以降低对功率放大器的要求,降低大型混响室测试成本。最后对双发射天线在大型混响室中的应用进行了探讨和展望。
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| 关 键 词： | 混响室 双发射天线 场均匀性 场强 矩量法 |
Effect of Field Performance in Reverberation Chamber Excited by Two Transmitting Antennas |
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| CUI Yaozhong,WEI Guanghui,FAN Lisi,LIU Xiaoqiang,PAN Xiaodong,Chen Yazhou. Effect of Field Performance in Reverberation Chamber Excited by Two Transmitting Antennas[J]. Journal of Microwaves, 2011, 27(2): 29-33 |
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| Authors: | CUI Yaozhong WEI Guanghui FAN Lisi LIU Xiaoqiang PAN Xiaodong Chen Yazhou |
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| Affiliation: | CUI Yao-zhong,WEI Guang-hui,FAN Li-si,LIU Xiao-qiang,PAN Xiao-dong,Chen Ya-zhou(National Key Laboratory of High Electromagnetic Field Environment Simulation & Protection Technology,Ordnance Engineering College,Shijiazhuang 050003,China) |
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| Abstract: | A new method of a reverberation chamber excited by two antennas is put forward in this paper.Effect of field performance in a reverberation chamber excited by the double transmitting antennas is studied.The mechanism of a reverberation chamber excited by the double transmitting antennas is analyzed.The model excited by single antenna and models excited by the double transmitting antennas at different positions are analyzed including field strength and field uniformity,the mechanism of effect on the field st... |
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| Keywords: | reverberation chamber double transmitting antennas field uniformity field strength method of moment |
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