数字波束形成技术在现代雷达中的应用研究  

Research on application of digital beamforming technology in modern radar

作　　者：徐其贵 周继飞 Xu Qigui;Zhou Jifei(Nanjing Institute of Electronic Technology,Nanjing 210039,China)

机构地区：[1]南京电子技术研究所,江苏南京210039

出　　处：《无线互联科技》2020年第10期3-4,9,共3页Wireless Internet Technology

摘　　要：现代雷达具有多工作模式、多目标跟踪的特点,因此,被广泛应用于各个领域中。现代雷达的关键技术在于数字波束技术,对其应用能够将波束形状和波束指向快速改变,并且容易形成多个波束,能够满足雷达角分辨率、高抗干扰能力以及高数据率等要求。因此,研究数字波束形成技术具有十分积极的意义。文章主要对数字波束形成技术的发展及其现状进行分析,并探讨了数字波束算法,最后对其通道幅相不一致性进行分析。Modern radar has the characteristics of multi-working mode and multi-target tracking,so it is widely used in various fields.Modern radar is the key technology of digital beam technology,the application of beam shape and direction can be changed rapidly,and it is easy to form multiple beams,which can meet the requirements of radar angular resolution,high anti-jamming ability and high data rate.So the digital beam forming technology has the extremely positive significance.This paper mainly analyzes the development and current situation of digital beamforming technology,and discusses the digital beamforming algorithm,and finally analyzes the channel amplitude and phase inconsistency.

关 键 词：现代雷达 数字波束形成技术 幅相不一致性 

分 类 号：TN957.51[电子电信—信号与信息处理]