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Single carrier with multi-channel time-frequency domain equalization for underwater acoustic communications

  • Chengbing He
  • , Siyu Huo
  • , Han Wang
  • , Qunfei Zhang
  • , Jianguo Huang
  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节会议稿件同行评审

17 引用 (Scopus)

摘要

Single-carrier with frequency domain equalization (SC-FDE) has been considered for bandwidth efficiency underwater acoustic (UWA) communication recently due to its reduced computational complexity and low peak-to-average power ratio. A multi-channel time-frequency domain equalization method for pseudurandom noise (PN) based SC-FDE is proposed in this paper. The proposed equalizer includes a multi-channel frequency domain equalizer followed by a low order multi-channel adaptive time domain decision feedback equalizer (DFE). The proposed algorithm is applied to the real data receiving from a lake test conducted in November 2011. It is demonstrated that the uncoded error-free data rates of around 1500 and 3000 bps are achieved using one transmitter and six-channel receiving hydrophone array at a distance of 1.8 km. Experiment results shows that the performance can be enhanced by 4.5-5.5 dB in terms of output signal-to-noise ratio (SNR).

源语言英语
主期刊名2015 IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015 - Proceedings
出版商Institute of Electrical and Electronics Engineers Inc.
3009-3013
页数5
ISBN(电子版)9781467369978
DOI
出版状态已出版 - 4 8月 2015
活动40th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015 - Brisbane, 澳大利亚
期限: 19 4月 201424 4月 2014

出版系列

姓名ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
2015-August
ISSN(印刷版)1520-6149

会议

会议40th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2015
国家/地区澳大利亚
Brisbane
时期19/04/1424/04/14

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