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应用科学学报 ›› 2006, Vol. 24 ›› Issue (5): 543-546.

• 研究简报 • 上一篇    下一篇

分析任意截面波导的一种新方法及其应用研究

曹斌照, 许福永   

  1. 兰州大学信息科学与工程学院, 甘肃兰州 730000
  • 收稿日期:2005-05-29 修回日期:2005-11-10 出版日期:2006-09-30 发布日期:2006-09-30
  • 作者简介:曹斌照,讲师,研究方向:微波、毫米波理论与技术,E-mail:caobiuzhao@lzu.edu.cn;许福永,教授,博导,研究方向:信息传输与现代通信,E-mail:fyxu@lzu.edu.cn

New Fourier Expansion Differential Method for Analyzing Waveguide with Arbitrary Cross-Section

CAO Bin-zhao, XU Fu-yong   

  1. School of Information Science and Engineering, Lanzhou University, Lanzhou 730000, China
  • Received:2005-05-29 Revised:2005-11-10 Online:2006-09-30 Published:2006-09-30

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摘要： 首次提出一种新的分析任意截面波导的傅立叶展开-差分法,并对一种新型截断圆波导进行了分析,获得了其模式分布.该方法概念清晰、表达直观、计算简单易行,对于解决微波工程问题中波导性能的分析计算有着一定的参考价值.

关键词: 傅立叶展开-差分法, 微波工程应用, 截断圆波导, 任意截面波导

Abstract: A new Fourier's expansion-differential method for analyzing waveguides with arbitrary cross-section is presented, and a new type of truncated-circular waveguide is analyzed.The mode distribution is obtained.The method has advantages of direct-viewing expansion, simplicity and easy computation, therefore it is applicable to analyzing and calculating waveguide characteristics in microwave engineering.

Key words: truncated circular waveguide, waveguide with arbitrary cross-section, Fourier's expansion-differential method, microwave engineering application

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