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A new time-delay estimation with high precision based on Cubic spline interpolation and Area bary center algorithm

  • Zhe Zheng
  • , Yang Wang
  • , Lu Zhen Lv
  • , Yang Zhou
  • , Hui Zhang
  • , Hai Bin Zhang
  • , Hao Yu Wang
  • Beijing Institute of Technology
  • Beijing Space Information Relay Technology Research Center

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

A new time-delay estimation method based upon Cubic spline interpolation and Area bary center algorithm that is well suitable for determining the time-delay between two noisy band-limited signals is introduced. Unlike conventional correlation algorithm, the new approach has the ability to optimally estimate any non-integral sample delay only using Cubic spline interpolation and Area bary center algorithm. The algorithm is not limited by the sampling rate, and does not require an accurate prior estimate of the input signals. The technique is simple to implement and has an optimal precision compared to other techniques which use the conventional correlation algorithm. The theoretical derivation for our proposed algorithm is provided, and the simulations are presented to evaluate the performance of the new method.

源语言英语
主期刊名ICSP 2014 - 2014 IEEE 12th International Conference on Signal Processing, Proceedings
编辑Baozong Yuan, Qiuqi Ruan, Xiaofang Tang
出版商Institute of Electrical and Electronics Engineers Inc.
页68-71
页数4
版本October
ISBN(电子版)9781479921881
DOI
出版状态已出版 - 2014
已对外发布是
活动12th IEEE International Conference on Signal Processing, ICSP 2014 - Hangzhou, 中国
期限: 19 10月 2014 → 23 10月 2014

丛书

姓名International Conference on Signal Processing Proceedings, ICSP
编号October
卷2015-January
ISSN(印刷版)2164-5221
ISSN(电子版)2164-523X

会议

会议12th IEEE International Conference on Signal Processing, ICSP 2014
国家/地区中国
市Hangzhou
时期19/10/14 → 23/10/14

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