NAOC Open IR
天线组阵中基于循环相关的BPSK信号合成方法研究
孔德庆; 李春来; 施浒立
2011
Source Publication电子学报
ISSN0372-2112
Volume039Issue:009Pages:2080
Abstract深空网天线组阵中的干扰信号会严重影响信号的合成性能.针对全频谱合成方式下的SIMPLE合成算法,推导了干扰相关时合成信号的信噪比计算公式.分析了基于循环互相关的载波相位差估计方法,提出了BPSK信号循环自相关的相位差估计方法,并首次将两种方法应用到了天线组阵信号合成技术中.理论分析和仿真实验表明,在不增加额外计算量的基础上,循环互相关和自相关都具有较高的相位差估计精度和抗干扰能力.循环自相关比循环互相关具有更好的低信噪比相位差估计性能和信号合成性能,以及更低的天线间数据传输速率;而循环互相关具有更广的循环频率选择范围.
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/46545
Collection中国科学院国家天文台
Affiliation中国科学院国家天文台
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
孔德庆,李春来,施浒立. 天线组阵中基于循环相关的BPSK信号合成方法研究[J]. 电子学报,2011,039(009):2080.
APA 孔德庆,李春来,&施浒立.(2011).天线组阵中基于循环相关的BPSK信号合成方法研究.电子学报,039(009),2080.
MLA 孔德庆,et al."天线组阵中基于循环相关的BPSK信号合成方法研究".电子学报 039.009(2011):2080.
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