| 基于FPGA的数字AM调制的实现 |
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| 引用本文： | 颜丽莎,魏威.基于FPGA的数字AM调制的实现[J].仪表技术与传感器,2011(5). |
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| 作者姓名： | 颜丽莎 魏威 |
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| 作者单位： | 郑州铁路职业技术学院实践教学中心,河南郑州,450052 |
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| 基金项目： | 河南省科技厅基础研究项目 |
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| 摘 要： | 近年来,数字AM调制技术应用越来越广泛,具体应用中多采用专用的调制芯片完成.文中介绍一种在FPGA中实现数字AM调制的方法,采用该方法设计的系统具有使用灵活、扩展性强、便于集成等优点.文中先讨论了采用Mat-lab的Simulink工具建立仿真模型进行仿真测试,然后用的FPGA芯片实现,并下载验证.经验证,系统可实现AM调幅功能.同时,该方法已应用于DDS设计中,各项性能指标均达到设计要求.
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| 关 键 词： | AM调幅 |
Implementation of Digital Amplitude Modulation Based on FPGA |
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| YAN Li-sha,WEI Wei.Implementation of Digital Amplitude Modulation Based on FPGA[J].Instrument Technique and Sensor,2011(5). |
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| Authors: | YAN Li-sha WEI Wei |
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| Affiliation: | YAN Li-sha,WEI Wei(Practice and Teaching Center,Zhengzhou Railway Vocational & Technical College,Zhengzhou 450052,China) |
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| Abstract: | Nowadays,digital AM modulation technology is used more and more widely,which is realized by a dedicated chip in most specific application.This paper presented a method of digital AM modulation using FPGA.The system used the method is flexible,extensible,and easy to integrate.A simulation model created by Matlab Simulink was introduced and then the implementation and validation in FPGA were discussed.Experimental results show that the system can realize AM modulation.Meanwhile,this method has already been ap... |
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| Keywords: | FPGA DDS Matlab |
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