雷达信标源中频处理模块的设计与实现  

Design and Realization of Intermediate Frequency Signal Processing Module of Radar Beacon

作　　者：薛明[1] 焦光龙[1] 陈小雷[1] 

机构地区：[1]空军工程大学导弹学院,陕西三原713800

出　　处：《无线电工程》2011年第1期51-53,共3页Radio Engineering

摘　　要：介绍了雷达信标源的结构组成及功能,提出了中频信号处理模块的总体设计方案,并对中频信号处理部分的距离延时和多普勒移频2个核心模块进行了FPGA的硬件设计和实现。时延模块采用了QuartusⅡ软件的原理图法进行设计,移频调制模块基于DSP Builder工具平台进行设计。仿真测试结果表明,设计实现的中频信号处理模块方案原理正确,达到了设计的要求。The paper introduces the composition and functions of radar beacon,puts forward overall design scheme of the intermediate frequency signal processing module.It designs and implements such two core modules as distance delay module and Doppler frequency-shift module based on FPGA.The distance time-delay module is designed by using schematic diagram of QuartusⅡ,and the frequency-shift modulation module is designed based on DSP Builder.The simulation results show that the design scheme of the intermediate frequency signal processing module is perfect and meets the design requirements.

关 键 词：雷达信标源 距离延时 多普勒频移 FPGA 

分 类 号：TN959.1[电子电信—信号与信息处理]