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Companding schemes based on transforming signal statistics into trigonal distributions for PAPR reduction in OFDM systems

  • Xinchun Wu*
  • , Jinxiang Wang
  • , Bin Zhou
  • , Zhigang Mao
  • , Zhiqiang Gao
  • *Corresponding author for this work
  • Harbin Institute of Technology

Research output: Contribution to journalArticlepeer-review

Abstract

This paper proposes four companding transforms to reduce the peak-to-average power ratio in orthogonal frequency division multiplexing systems. The four companding transforms are obtained by transforming signal statistics into four trigonal distributions. Computer simulations show that the proposed schemes can effectively improve the PAPR performance and bit error rate performance of OFDM systems.

Original languageEnglish
Pages (from-to)776-788
Number of pages13
JournalInternational Journal of Communication Systems
Volume24
Issue number6
DOIs
StatePublished - Jun 2011

Keywords

  • companding transform
  • orthogonal frequency division multiplexing
  • peak-to-average power ratio
  • trigonal distribution

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