基于LOFAR的超宽带数字阵列处理技术研究  

Research on Ultra-Wideband Digital Array Processing Technology Based on LOFAR

作　　者：关炀[1] GUAN Yang(th Institute of China Electronics Technology Group Corporation,Xi’an 710068,China)

机构地区：[1]中国电子科技集团第二十研究所,陕西西安710068

出　　处：《电声技术》2024年第3期112-116,共5页Audio Engineering

摘　　要：低频射电阵列(Low-Frequency Array,LOFAR)是一个高分辨的低频射电望远镜阵列,采用了多种先进的技术,如宽带天线、多波束窄带检测、序贯检测思想等。近年来,由于其在高分辨天体图像观测上具有明显的优势,受到了广泛关注。在此背景下,重点分析了基于LOFAR的超宽带数字阵列处理技术。Low-Frequency Array(LOFAR)is a high-resolution low-frequency radio telescope array that utilizes various advanced technologies such as broadband antenna,multi-beam narrowband detection,sequential detection.In recent years,due to its significant advantages in high-resolution celestial image observation,it has received widespread attention.In this context,the article focuses on analyzing the ultra wideband digital array processing technology based on LOFAR.

关 键 词：低频射电阵列(LOFAR) 阵列同步 高效数字信道化 同时数字多波束 

分 类 号：TN912.3[电子电信—通信与信息系统]