[1]高翔,李勇,包建荣.修正的ISM频域宽带卫星波束成形[J].哈尔滨工程大学学报,2017,38(12):1957-1963.[doi:10.11990/jheu.201702038]
 GAO Xiang,LI Yong,BAO Jianrong.Modified ISM-based frequency domain broadband satellite beamforming[J].hebgcdxxb,2017,38(12):1957-1963.[doi:10.11990/jheu.201702038]
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《哈尔滨工程大学学报》[ISSN:1006-6977/CN:61-1281/TN]

卷:
38
期数:
2017年12期
页码:
1957-1963
栏目:
出版日期:
2017-12-25

文章信息/Info

Title:
Modified ISM-based frequency domain broadband satellite beamforming
作者:
高翔1 李勇1 包建荣23
1. 西北工业大学 电子信息学院, 陕西 西安 710072;
2. 东南大学 移动通信国家重点实验室, 江苏 南京 210096;
3. 杭州电子科技大学 信息工程学院, 浙江 杭州 310018
Author(s):
GAO Xiang1 LI Yong1 BAO Jianrong23
1. School of Electronics and Information, Northwestern Polytechnical University, Xi’an 710072, China;
2. National Mobile Communications Research Laboratory, Southeast University, Nanjing 210096, China;
3. School of Information Engineering, Hangzhou Dianzi University, Hangzhou 310018, China
关键词:
自适应波束成形修正ISM线性约束最小方差准则修正MUSIC算法高分辨率宽带干扰宽带卫星
分类号:
TN929.3
DOI:
10.11990/jheu.201702038
文献标志码:
A
摘要:
为了解决现有宽带卫星自适应波束成形存在相干信号源导致的波束成形复杂、频带信号信息无法充分使用、信源方位估计效果差等缺陷,本文提出了一种修正的非相干信号子空间方法(incoherent signal-subspace method,ISM)的频域宽带卫星波束成形算法。基于ISM算法,所提出的修正ISM算法运用修正多信号分类算法在子带对波束信号作谱估计改进,通过接收数据矩阵前向-后向空间平滑去相关处理,使其有效克服宽带信源相关性,获得了较好宽带波束成形效果。仿真结果表明:该算法可有效实现相关信号的宽带波束成形,并克服宽带干扰和自相关信号的波束成形等问题,从而取得了较高分辨率的优异性能。

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:2017-02-22。
基金项目:国家自然科学基金项目(61471152);浙江省自然科学基金项目(LZ14F010003);东南大学移动通信国家重点实验室开放研究基金项目(2014D02).
作者简介:高翔(1975-),男,博士研究生;李勇(1962-),男,教授,博士生导师;包建荣(1978-),男,副教授.
通讯作者:包建荣,E-mail:baojr@hdu.edu.cn.
更新日期/Last Update: 2018-01-13