一种复杂电磁环境模拟系统的设计  

Design of a complex electromagnetic environment simulation system

作　　者：李伟 沈佳琪 杜宇人[2] LI Wei;SHEN Jia-qi;DU Yu-ren(Zhongtian Frequency Cable Co.,Ltd.,Nantong 226010,Jiangsu Province,China;College of Information Engineering,Yangzhou University,Yangzhou 225009,Jiangsu Province,China;The Eighth Research Institute of CSSC,Yangzhou 225101,Jiangsu Province,China)

机构地区：[1]中天射频电缆有限公司,江苏南通226010 [2]扬州大学信息工程学院,江苏扬州225009 [3]中国船舶集团有限公司第八研究院,江苏扬州225101

出　　处：《信息技术》2024年第10期56-61,69,共7页Information Technology

基　　金：国家自然科学基金面上项目(51775484)。

摘　　要：针对复杂电磁环境下信号不稳定的问题,设计一种复杂电磁环境的模拟系统,该系统以基于DDS技术的信号发生器作为硬件核心,通过对信号建模确定信号调制参数,采用VS+Matlab混合编程方式实现软件设计,实验数据表明,可满足编辑、调整信号脉内、脉间不同调制参数的要求,实现产生稳定的多种复杂雷达信号和通信信号的功能。To solve the problem of unstable signal in complex electromagnetic environment,a simulation system of complex electromagnetic environment is designed.The signal generator based on DDS technology is used as the hardware core of the system,the signal modulation parameters are determined by signal modeling,and the software design is realized by VS+Matlab mixed programming.The experimental data show that it can meet the requirements of editing and adjusting different modulation parameters within and between pulses of signals,and realize the function of generating a variety of stable complex radar signals and communication signals.

关 键 词：电磁环境 雷达信号 通信信号 模拟系统 混合编程 

分 类 号：TP315[自动化与计算机技术—计算机软件与理论]