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Subspace method to estimate parameters of wideband polynomial-phase signals in sensor arrays

  • Chenlei Li
  • , Mei Liu*
  • , Pengfei Wang
  • , He Wang
  • *此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

A novel subspace method for estimating the parameters of wideband polynomial-phase signals (PPSs) in sensor arrays that exploits the characteristics of the high-order instantaneous moment (HIM) to form a model of signals received by an array is presented. The super-resolution and robustness of subspace theory is employed to estimate the direction of arrival (DOA) and coefficients of the Kth-order PPS. This method, which has lower computational complexity than maximum likelihood (ML), can reduce error propagation and provide more precise estimation than conventional high-order ambiguity function (HAF) methods, as demonstrated by simulation results.

源语言英语
主期刊名Proceedings of 2015 International Conference on Estimation, Detection and Information Fusion, ICEDIF 2015
出版商Institute of Electrical and Electronics Engineers Inc.
186-189
页数4
ISBN(电子版)9781479964178
DOI
出版状态已出版 - 28 9月 2015
已对外发布
活动International Conference on Estimation, Detection and Information Fusion, ICEDIF 2015 - Harbin, 中国
期限: 10 1月 201511 1月 2015

出版系列

姓名Proceedings of 2015 International Conference on Estimation, Detection and Information Fusion, ICEDIF 2015

会议

会议International Conference on Estimation, Detection and Information Fusion, ICEDIF 2015
国家/地区中国
Harbin
时期10/01/1511/01/15

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