基于对自由空间法测试材料电磁参量原理的研究,对传统方法进行分析及改进,解决了测试过程中透射系数存在的相位模糊性和由于S11→0时导致的半波谐振问题,最后搭建了测试系统,并使用该系统对常见的微波介质材料在2～ 18 GHz频带下进行了电磁参数的测试.结果表明,由于天线性能特性的限制,此测试系统4 ～ 14 GHz范围内具有良好的效果.此测试系统具有测试速度快、结构简单、方便准确的定位、测试精度高等特点.
参考文献
| [1] | 张军英,张雨,姜维维.微波材料的电磁参数测试方法[J].工程塑料应用,2012(05):107-110. |
| [2] | 卢子焱 .微波介质材料自由空间测试方法的研究[D].电子科技大学,2006. |
| [3] | 兰康;赵愉深;林为干 .介质材料的宽带测试技术的研究[J].电子科技大学学报,1995,24(2):147-152. |
| [4] | Ghodgaonkar D.K.;Varadan V.V. .Free-space measurement of complex permittivity and complex permeability of magnetic materials at microwave frequencies[J].IEEE Transactions on Instrumentation and Measurement,1990(2):387-394. |
| [5] | Rene Grignon;Msar M N;Wang Yong.Microwave broadband free-space complex dielectric permittivity measurements on low loss solids[A].USA,2003:865-870. |
| [6] | Baker-Jarvis J.;Vanzura E.J. .Improved technique for determining complex permittivity with the transmission/reflection method[J].IEEE Transactions on Microwave Theory and Techniques,1990(8):1096-1103. |
| [7] | Abdel-Hakim Boughriet;Christian Legrand;Alain Chapoton .Noniterative Stable Transmission/Reflection Method for Low-Loss Material Complex Permittivity Determination[J].IEEE Transactions on Microwave Theory and Techniques,1997(1/3):52-57. |
| [8] | Varadan V.V.;Hollinger R.D. .Free-space, broadband measurements of high-temperature, complex dielectric properties at microwave frequencies[J].IEEE Transactions on Instrumentation and Measurement,1991(5):842-846. |
| [9] | 张娜,王立春,张国华.自由空间法测试材料电磁参数的探讨[J].宇航计测技术,2006(03):22-25. |
| [10] | 姜山 .电磁参数测试系统研究[D].北京交通大学,2006. |
| [11] | 赵才军,蒋全兴,景莘慧.改进的同轴传输/反射法测量复介电常数[J].仪器仪表学报,2011(03):695-700. |
| [12] | Osamu Hashimoto;Atsuki Sato;Masahiro Hanazawa.A study on measurement of dielectric constant by free space transmission method at C band[A].,2004:87. |
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