| 微带DGS低通滤波器的设计 |
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| 引用本文： | 倪春,吴先良,安士全.微带DGS低通滤波器的设计[J].中国电子科学研究院学报,2010,5(2):217-220. |
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| 作者姓名： | 倪春 吴先良 安士全 |
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| 作者单位： | 1. 安徽大学,电子科学与技术学院,合肥,230039
2. 中国电子科技集团公司第38研究所,合肥,230031 |
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| 摘 要： | 研究了实现DGS(defected ground structure)低通滤波器的方法。DGS滤波器具有很好的慢波、带阻特性,可以有效地改善滤波器特性。利用电路分析法讨论了DGS微带线的等效LC电路及其参数提取。研究了加窗技术在微带缺陷地结构中的应用,仿真表明加窗技术可以有效地改善带内平坦度。制作了相应的实际电路,仿真结果和实验测试结果基本吻合。
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| 关 键 词： | 缺陷地结构（DGS） 慢波 电磁带隙结构（EBG） 加窗技术 |
A Design of Microstrip DGS Lowpass Filter |
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| NI Chun,WU Xian-liang,AN Shi-quan.A Design of Microstrip DGS Lowpass Filter[J].Journal of China Academy of Electronics and Information Technology,2010,5(2):217-220. |
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| Authors: | NI Chun WU Xian-liang AN Shi-quan |
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| Affiliation: | 1.Seminary of Electronic Science and Technology/a>;Anhui University/a>;Hefei/a>;230039/a>;China/a>;2.The 38th Research Institute of CETC/a>;230031/a>;China |
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| Abstract: | A method obtaining DGS(defected ground structure) low-pass filter is studied.The DGS filter exhibits remarkable slow wave and band-stop characteristics,and improves the output characteristics.Its equivalent circuit and equivalent parameters extraction are analyzed.The application of windowing techniques to microstrip DGS structure is investigated.The simulation results show that the smooth of pass-band is improved effectively using the techniques.Several circuits are manufactured,and the experiment results ... |
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