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Effects of the transducer dynamics in underwater acoustic communication

  • L. F. Yeung
  • , Geng Nian
  • , Zhan Choujun

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

Abstract

The inter-carrier interference (ICI) of Orthogonal Frequency Division Multiplexing (OFDM) symbols, which is caused by the transducer's dynamics, has been analysed and simulated in this paper. The small Cyclic Prefix (CP) method is proposed to overcome the ICI caused by the transducer in order to maintain the orthogonality between sub-carriers without much loss of the energy and the bandwidth efficiency. The simulation results show that the small CP whose length is longer than the transient response of the transducer can eliminate the ICI problem. © 2009 Elsevier Ltd. All rights reserved.
Original languageEnglish
Pages (from-to)276-281
JournalApplied Acoustics
Volume71
Issue number3
DOIs
Publication statusPublished - Mar 2010

Research Keywords

  • Effects of transducer dynamics
  • Inter-carrier interference
  • OFDM
  • Underwater acoustic communications

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