无需短路活塞相位信息的波导同轴转换器校准方法

吴昌英,谢春健,韦高,许家栋

计量学报 ›› 2011, Vol. 32 ›› Issue (2) : 168-171.

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计量学报 ›› 2011, Vol. 32 ›› Issue (2) : 168-171. DOI: 10.3969/j.issn.1000-1158.2011.02.16

无需短路活塞相位信息的波导同轴转换器校准方法

  • 吴昌英,谢春健,韦高,许家栋
作者信息 +

A Coaxial-to-waveguide Adaptor Calibration Method using an Adjustable Shorter with Unspecified Phases

  • WU Chang-ying,XIE Chun-jian,WEI Gao,XU Jia-dong
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摘要

针对采用矢量网络分析仪测量波导设备反射系数的问题,推导出一种采用匹配负载和短路活塞校准波导同轴转换器的方法。校准时只需要确定一个相位参考面,不需要记录短路活塞的位置信息。该方法消除了读刻度带来的误差,实施方便。在X波段通过一组实测数据验证了该方法的有效性。

Abstract

A technique is described to remove the coaxial-to-waveguide adaptor errors when the reflection coefficient of waveguide device is measured by vector network analyzer.This technique utilizes a matched load and an adjustable shorter with several unspecified phases.And one of the shorted planes is used as reference plane.It is shown that the technique is resistant to the error of the adjustable shorter position and is easy to implement.The efficiency of this technique is verified by measurement data in X band.

关键词

计量学 / 波导同轴转换器 / 短路活塞 / 匹配负载 / 校准

Key words

Metrolog / Coaxial-to-waveguide adaptor / Adjustable shorter / Matched load / Calibration

引用本文

导出引用
吴昌英,谢春健,韦高,许家栋. 无需短路活塞相位信息的波导同轴转换器校准方法[J]. 计量学报. 2011, 32(2): 168-171 https://doi.org/10.3969/j.issn.1000-1158.2011.02.16
WU Chang-ying,XIE Chun-jian,WEI Gao,XU Jia-dong. A Coaxial-to-waveguide Adaptor Calibration Method using an Adjustable Shorter with Unspecified Phases[J]. Acta Metrologica Sinica. 2011, 32(2): 168-171 https://doi.org/10.3969/j.issn.1000-1158.2011.02.16
中图分类号: TB973   

参考文献

[1]Huang C C, Lin H C. A novel calibration algorithm with unknown line-series-shunt standards for broadband S-parameter measurement[J].IEEE Transactions on Instrumentation and Measurement,2008,57(5):891-895.
[2]Juan Monzó-Cabrera,Juan L,Pedre-Molina,et al.A novel design of a robust ten-port microwave reflectometer with autonomous calibration by using neural networks[J].IEEE Transactions on Microwave Theory and Techniques,2008,56(4):946-961.
[3]Liu Z Y,Weikle R M.A reflectometer calibration method resistant to waveguide flange misalignment[J].IEEE Transactions on Microwave Theory and Techniques,2006,54(6):2447-2452.
[4]Qiao L,Yeo S P.Correction of adaptor errors in reflection-coefficient measurements of waveguide devices[C]// ICCS '94 Conference Proceedings,Singapore,1994.
[5]Stevens N,Matens L.Sensitivity study on the measurement of the reflection coefficient in a short-circuited rectangular waveguide filled with a liquid[C]//Proceedings of the 18th IEEE Instrumentation and Measurement Technology Conference,Bundapest,Hungary, 2001.

基金

陕西省自然科学基础研究计划资助项目(2006F15);西北工业大学科技创新基金资助项目(2006CR11);西北工业大学翱翔之星计划资助

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