MLS激光模拟试验及信号处理建模  

Modeling of Control and Signal Processing of MLS Modeling Test System

作　　者：苗强[1,2] 吴德伟[2] 邓勇[1] 张朋[1] 刘岗[1] 

机构地区：[1]中国人民解放军94503部队 [2]空军工程大学电讯工程学院

出　　处：《现代雷达》2010年第10期87-90,95,共5页Modern Radar

基　　金：陕西省自然科学基金(SJ08F06)项目资助

摘　　要：根据微波着陆系统的技术体制和导航原理,应用电磁相似理论,建立机场的缩比模型,利用激光在缩比模型下的传播模拟微波载波在实际机场场地环境下的辐射情况,建立基于缩比模型的机场微波着陆系统飞行检验半实物仿真系统。采用MATLAB/RTW的快速原型化目标-xPC目标,建立整个模拟试验系统,进行机载接收信号处理的实时仿真。利用SIMULINK建立了微波着陆系统机载接收机的视频检波、锁定闸门、角度译码等模块的模型,实现了机载接收机的基本角度信号处理功能。机载系统便于调试,仿真参数设置方便。According to the technology system and navigation principle of the microwave landing system（MLS）,and according to the electromagnetic similitude theory,the scale model of the environment of an airport equipped with the MLS is set up to simulate the real propagation situation of the navigation signal transmitted by the MLS by the propagation of the laser in the scale model of the airport.This simulation system utilize the MATLAB/RTW rapid prototyping target-xPC target to run the real-time simulation of the airborne receiver signal processing.The model of video detector,locked strobe,angle decode are established by SIMULINK.Basic functions of airborne receiver of MLS are realized by the established model.The debugging and setup of the simulation parameters are convenient.

关 键 词：电磁散射 微波着陆系统 模型试验 XPC目标 半实物仿真 

分 类 号：TN962[电子电信—信号与信息处理]