| 中频直扩通信系统的设计与实现 |
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| 引用本文： | 张晓辉.中频直扩通信系统的设计与实现[J].科学技术与工程,2009,9(11). |
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| 作者姓名： | 张晓辉 |
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| 作者单位： | 中国空空导弹研究院,洛阳,471009 |
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| 摘 要： | 介绍了中频扩频通信系统的设计和验证方法.中频直扩通信系统包含了两个部分: 中频信号源和中频直扩接收机.通过分析任务需求和性能指标,系统采用DDS专用芯片AD9954实现中频信号源,采用FPGA实现中频直扩接收机.该设计简化了硬件电路实现,缩短了开发周期,提高了系统的可靠性,满足了工程化要求.经实际应用验证,该设计简单有效,具有较强的实用性.
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| 关 键 词： | 中频直扩通信系统 中频信号源 中频直扩接收机(receiver IF DS) 现场可编程门阵列(Field Programmalle Gate Array FPGA) 数字信号处理(直接数字频率合成器 Direct Digifal Synthesiger DDS) |
IF DS Communications System Design and Implementation |
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| ZHANG Xiao-hui.IF DS Communications System Design and Implementation[J].Science Technology and Engineering,2009,9(11). |
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| Authors: | ZHANG Xiao-hui |
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| Institution: | China Airborne Missile Academy;Luoyang 471009;P.R.China |
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| Abstract: | The methods of design and verification of IF DS communications system is introduced IF DS communications system is composed of two parts:IF signal source and the receiver IF DS.By analyzing the mission requirements and performance indicators for IF signal source used to DDS achieve chip AD9954,FPGA Implementation of a receiver IF DS.This design simplify the of hardware circuits,reduce development time,improve the reliability of the system and meet the requirements of the project.The practical application of... |
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| Keywords: | IF DS communications system IF signal source receiver IF DS FPGA DDS |
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