Performance of a new joint PAPR reduction and SI estimation technique for pilot-aided SLM-OFDM systems

Saheed A. Adegbite*, Scott McMeekin, Brian G. Stewart

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contribution

8 Citations (Scopus)

Abstract

Selected mapping (SLM) is an effective method for reducing peak-to-average power ratio (PAPR) in orthogonal frequency division multiplexing (OFDM) systems. However, it requires detection of some side information (SI) to achieve successful data recovery. Existing SI estimation schemes are unattractive because of their high computational complexity. To address this problem, a new SI estimation technique based on a modified SLM is proposed. This paper shows that the proposed method requires significantly reduced computational complexity and yet produces similar PAPR reduction and data recovery performance as conventional SLM and an existing SI estimation scheme based on a frequency-domain correlation respectively.
Original languageEnglish
Title of host publication2014 9th International Symposium on Communication Systems, Networks and Digital Signal Processing
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages308-313
Number of pages6
ISBN (Electronic)9781479925810
DOIs
Publication statusPublished - 14 Oct 2014
Event2014 9th International Symposium on Communication Systems, Networks and Digital Signal Processing - Manchester, United Kingdom
Duration: 23 Jul 201425 Jul 2014

Conference

Conference2014 9th International Symposium on Communication Systems, Networks and Digital Signal Processing
Abbreviated titleCSNDSP 2014
Country/TerritoryUnited Kingdom
CityManchester
Period23/07/1425/07/14

Keywords

  • OFDM
  • PAPR
  • Power Amplifiers (PAs)
  • Selected Mapping (SLM)
  • Side Information (SI) Estimation

ASJC Scopus subject areas

  • Signal Processing
  • Computer Networks and Communications

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