| 一种应用于近场测试系统的小型化超宽带Vivaldi天线设计 |
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| 引用本文： | 宋祖勋,毋宝玉,张朋. 一种应用于近场测试系统的小型化超宽带Vivaldi天线设计[J]. 国外电子测量技术, 2014, 0(6): 99-102 |
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| 作者姓名： | 宋祖勋 毋宝玉 张朋 |
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| 作者单位： | [1]西北工业大学365所,西安710065 [2]西北工业大学电子信息学院,西安710129 |
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| 摘 要： | 设计了覆盖范围在2.5~11GHz的小型化超宽带Vivaldi天线,该天线用于微波暗室天线近场测试系统。采用在天线两侧开栅栏和尾部加抗流栅栏的方法,将电磁辐射能量集中到缝隙开口的方向,改善了天线的辐射特性,提高了天线的增益,并且天线的尺寸为62.5mm×46mm×1.5mm,实现了小型化。通过仿真软件HFSS对所设计天线进行定量分析,计算了天线的回波损耗、驻波比、方向图等电性能参数,仿真结果满足天线近场测试系统标准接收天线的要求。
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| 关 键 词： | 小型化 宽频带 Vivaldi天线 近场测量 |
Applied to the near-field test system miniaturization ultra-wideband Vivaldi antenna design |
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| Song Zuxun,Wu Baoyu,Zhang Peng. Applied to the near-field test system miniaturization ultra-wideband Vivaldi antenna design[J]. Foreign Electronic Measurement Technology, 2014, 0(6): 99-102 |
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| Authors: | Song Zuxun Wu Baoyu Zhang Peng |
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| Affiliation: | 1.365 Northwestern Polytechnical University, Xi＇an 710065, China; 2.School of Electronic and Information, Northwestern Polytechnical University, Xi＇an 710129, China;) |
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| Abstract: | This paper presents coverage 2.5～ 11 GHz miniaturized ultra-wideband Vivaldi antenna,the antenna near-field antenna for anechoic chamber test system.Using the antenna switch and the rear plus choke fence method,the energy of electromagnetic radiation to a focus direction of the slit opening,the radiation characteristics of the antenna is improved to improve the antenna gain,and antenna size of 62.5 mm× 46 mm× 1.5 mm,to achieve the miniaturization.Do the quantitative analysis with the simulation software HFSS antenna design,and calculate the antenna return loss,VSWR,pattern and other electrical performance parameters,the simulation results to meet near-field antenna testing system standard requirements of the receiving antenna. |
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| Keywords: | miniaturization wideband vivaldi antenna near-field test |
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