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Performance analysis of the effects caused by HPA models on an OFDM signal with high PAPR

  • Martha C.Paredes Paredes
  • , Felipe Grijalva
  • , Jorge Carvajal-Rodriguez
  • , Franklin Sarzosa
  • Escuela Politecnica Nacional

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

21 Scopus citations

Abstract

This paper presents an analysis of the Orthogonal Frequency Division Multiplexing (OFDM) signal with high Peak-to-Average Power Ratio (PAPR) that passes through different high power amplifiers (HPA) models. First, we present the main characteristics of the OFDM signal and the mathematical models of the HPAs. Then, we evaluate the performance of the OFDM signal with several HPA models in terms of the PSD (Power Spectral Density) and BER (Bit Error Rate) for different types of modulation and number of subcarriers. Finally, we show that for an OFDM-based system with N = 64 subcarriers and QSPK modulation, the Rapp Model outperforms the others whereas the Saleh model performs the worst with respect to the ideal HPA.

Original languageEnglish
Title of host publication2017 IEEE 2nd Ecuador Technical Chapters Meeting, ETCM 2017
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages1-5
Number of pages5
ISBN (Electronic)9781538638941
DOIs
StatePublished - 4 Jan 2018
Externally publishedYes
Event2nd IEEE Ecuador Technical Chapters Meeting, ETCM 2017 - Salinas, Ecuador
Duration: 16 Oct 201720 Oct 2017

Publication series

Name2017 IEEE 2nd Ecuador Technical Chapters Meeting, ETCM 2017
Volume2017-January

Conference

Conference2nd IEEE Ecuador Technical Chapters Meeting, ETCM 2017
Country/TerritoryEcuador
CitySalinas
Period16/10/1720/10/17

Keywords

  • HPA models
  • OFDM
  • PAPR

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