| 结构参数对微波介质滤波器电性能的影响 |
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| 引用本文： | 张龙,陈世钗,刘光聪,刘积学,薛伟,蒋洪平,侯京川.结构参数对微波介质滤波器电性能的影响[J].压电与声光,2011,33(5). |
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| 作者姓名： | 张龙 陈世钗 刘光聪 刘积学 薛伟 蒋洪平 侯京川 |
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| 作者单位： | 中国电子科技集团公司第26研究所,重庆,400060 |
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| 摘 要： | 利用Ansoft-HFSS仿真软件对微波介质滤波器进行建模及仿真,总结了结构参数对其电性能影响的变化规律,并提取了最优的器件结构参数.采用传统的电子陶瓷生产工艺制备样品,利用此规律指导器件的后期调试工作.结果表明,中心频率f0=2 493.0 MHz,插入损耗IL=1.539 dB,3 dB带宽BW3 dB=30.2 MHz,带内波动小于0.1 dB,在f0- 125 MHz外带外抑制Ls＞45 dB;在f0 +125 MHz外Ls＞65 dB,电压驻波比VSWR＜1.2.测试结果与仿真结果吻合,验证了该规律的可行性和正确性.
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| 关 键 词： | 微波介质滤波器 1/4波长同轴谐振器 仿真软件Ansoft-HFSS 结构参数 |
Effect of Structure Parameters on Electric Properties of Microwave Dielectric Filter |
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| ZHANG Long,CHEN Shichai,LIU Guangcong,LIU Jixue,XUE Wei,JIANG Hongping,HOU Jingchuan.Effect of Structure Parameters on Electric Properties of Microwave Dielectric Filter[J].Piezoelectrics & Acoustooptics,2011,33(5). |
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| Authors: | ZHANG Long CHEN Shichai LIU Guangcong LIU Jixue XUE Wei JIANG Hongping HOU Jingchuan |
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| Institution: | ZHANG Long,CHEN Shichai,LIU Guangcong,LIU Jixue,XUE Wei,JIANG Hongping,HOU Jingchuan(26th Institute of China Electronics Technology Group Corporation,Chongqing 400060,China) |
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| Abstract: | The model and simulation of microwave dielectric filter has been carried out by using the Ansoft-HFSS software.The effect of the structure parameters on the electric properties of microwave dielectric filter has been summarized and the optimal structure parameters of the filter have been extracted.The filter sample was fabricated by conventional electronic ceramic process,and the later stage debugging of the filter has been carried out.The measured results showed that f0 was 2 493.0 MHz,the insertion loss w... |
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| Keywords: | microwave dielectric filter 1/4 wavelength coaxial resonator simulation software Ansoft-HFSS structure parameter |
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