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PAPR Analysis of OFDM System Based on Adaptive Clipping Algorithm and DHT Precoding

  • Yuemin Zhang
  • , Qi Zhang
  • , Ran Gao
  • , Xishuo Wang
  • , Xiangjun Xin
  • , Feng Tian
  • , Qinghua Tian
  • , Yongjun Wang
  • , Lan Rao
  • Beijing University of Posts and Telecommunications
  • Beijing Institute of Technology

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

To solve the problem brought by high peak-to-average power ratio (PAPR) in orthogonal frequency division multiplexing (OFDM) system, a joint PAPR reduction scheme based on adaptive clipping algorithm and DHT precoding (ACA-DHT) is proposed in this paper. In this scheme, we use a feedback mechanism based on statistical characteristics to improve the clipping threshold setting. When the complementary cumulative distribution function (CCDF) of PAPR is equal to 10-3, the PAPR values of our proposed scheme are 7.76dB, 5.75dB, 5.07dB, 4.04dB, 1.48dB and 0.51dB lower than those of OFDM system, PTS, SLM, clipping, DHT, DHT-clipping, respectively.

Original languageEnglish
Title of host publicationProceedings of ICASIT 2020
Subtitle of host publication2020 International Conference on Aviation Safety and Information Technology
PublisherAssociation for Computing Machinery
Pages628-632
Number of pages5
ISBN (Electronic)9781450375764
DOIs
Publication statusPublished - 14 Oct 2020
Externally publishedYes
Event2020 International Conference on Aviation Safety and Information Technology, ICASIT 2020 - Weihai, China
Duration: 14 Oct 202016 Oct 2020

Publication series

NameACM International Conference Proceeding Series

Conference

Conference2020 International Conference on Aviation Safety and Information Technology, ICASIT 2020
Country/TerritoryChina
CityWeihai
Period14/10/2016/10/20

Keywords

  • Orthogonal frequency division multiplexing (OFDM)
  • clipping
  • discrete Hartley transform (DHT)
  • peak-to-average power ratio (PAPR)

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