| CIC滤波器在超声多普勒信号接收机中的应用 |
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| 引用本文： | 台玉朋,万龙静,殷海,王威廉.CIC滤波器在超声多普勒信号接收机中的应用[J].电子测量技术,2011,34(6):15-17,54. |
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| 作者姓名： | 台玉朋 万龙静 殷海 王威廉 |
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| 作者单位： | 云南大学信息学院,昆明,650091 |
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| 摘 要： | 在医用超声多普勒信号接收机中,CIC滤波器(积分梳状滤波器)起到了高效滤波,同时降低采样速率的作用,是后续信号处理的先决条件.首先详细分析了CIC滤波器的原理以及构成.结合超声多普勒接收机中的实际设计要求,应用MATLAB对滤波器参数进行了设计与仿真.最后应用Verilog语言在FPGA上完成了滤波器以及片上验证系统的...
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| 关 键 词： | 超声多普勒 CIC滤波器 FPGA signal tap |
Application of CIC filter in the Doppler signal receiver |
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| Tai Yupeng,Wan Longjing,Yin Hai,Wang Weilian.Application of CIC filter in the Doppler signal receiver[J].Electronic Measurement Technology,2011,34(6):15-17,54. |
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| Authors: | Tai Yupeng Wan Longjing Yin Hai Wang Weilian |
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| Affiliation: | Tai Yupeng Wan Longjing Yin Hai Wang Weilian(School of Information Science and Engineering,Yunnan University,Kunming 650091) |
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| Abstract: | CIC filter has played a highly efficient filter and a rate extractor in the Medical Ultrasound Doppler signal receivers.It's the basic of follow-up signal processing.The author detailed analyzes the CIC filter theory and composition.Design the parameters of the filter using MATLAB to meet the practical requirements.Then,the author completed the design of the filter on FPGA with verilog.Doing simulate on-chip with it.Finally successful applying it into design of Doppler signal Receiver.Test and verify the re... |
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| Keywords: | ultrasonic Doppler CIC filter FPGA signal tap |
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