| 低频大带宽声表面波滤波器 |
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| 引用本文： | 张晓迎,张峥嵘,张晓丽.低频大带宽声表面波滤波器[J].压电与声光,2005,27(2):93-94,97. |
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| 作者姓名： | 张晓迎 张峥嵘 张晓丽 |
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| 作者单位： | 四川压电与声光技术研究所,重庆,400060 |
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| 摘 要： | 介绍了一种低频大带宽声表面波滤波器(SAWF)的设计方法，并介绍了最新研制的滤波器的性能。其中心频率16．28MHz，通带波动1．0dB，插入衰耗23dB，阻带抑制达40dB。
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| 关 键 词： | 低频带通滤波器 大带宽 体波 |
| 文章编号： | 1004-2474(2005)02-0093-02 |
Low Frequency SAW Filter with Wide Bandwith |
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| ZHANG Xiao-yin,ZHANG Zheng-rong,ZHANG Xiao-li.Low Frequency SAW Filter with Wide Bandwith[J].Piezoelectrics & Acoustooptics,2005,27(2):93-94,97. |
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| Authors: | ZHANG Xiao-yin ZHANG Zheng-rong ZHANG Xiao-li |
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| Abstract: | The design method of low frequency SAW filter with wide bandwith is described.The performances of the SAW filter developed recently are also presented with center frequency of 16.28 MHz and passband ripple of (1.0 dB.) The insertion loss is 23 dB, and stopband rejection comes up to 40 dB. |
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| Keywords: | low frequency bandpass filter wide bandwith bulk-wave |
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