应用于无人监控的雷达发射机的设计与实现  

Deesign and implementation of radar transmitters for unmanned surveillance

作　　者：李彦旭[1] 陈星宇 Li Yanxu;Chen Xingyu(School of Electrical and Information Engineering,Jiangsu University,Zhenjiang 212013,China)

机构地区：[1]江苏大学电气信息工程学院,江苏镇江212013

出　　处：《电子技术应用》2024年第12期112-116,共5页Application of Electronic Technique

摘　　要：设计了一种用于无人监控雷达的发射机系统,旨在实现对监控区域的高效探测和精准监测。该发射机系统采用了FMCW(调频连续波)雷达技术,其核心是一种线性连续信号。针对无人监控领域的特定需求和特点,对发射模块进行了方案确定和指标分析,并仿真设计了功率放大器和天线。在此基础上,对功放和天线的结构进行了有效改进。最后进行了系统的实物测试,结果达到了预期的7 W发射功率,证明提出的设计方案满足实际的设计应用需求,验证了其在该领域的可行性。This article designs a transmitter system for unmanned surveillance radar,aiming to achieve efficient detection and ac-curate monitoring of the surveillance area.The transmitter system uses FMCW(Frequency Continuous Wave)radar technology,and its core is a linear continuous wave signal.In view of the specific needs and characteristics of the unmanned monitoring field,the scheme determination and indicator analysis of the transmitting module were carried out,and the power amplifier and antenna were simulated and designed.On this basis,the structures of the power amplifier and antenna have been effectively im-proved.Finally,a physical test of the system was conducted,and the results reached the expected transmission power of 7 W,proving that the proposed design solution meets the actual design and application requirements and verifies the feasibility in this field.

关 键 词：无人监控 射频前端 调频连续波 高功率 

分 类 号：TN957.3[电子电信—信号与信息处理]