Narrowband interference parameterization for sparse Bayesian recovery

Anum Ali, Hesham Elsawy, Tareq Y. Al-Naffouri, Mohamed Slim Alouini

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

2 Scopus citations

Abstract

This paper addresses the problem of narrowband interference (NBI) in SC-FDMA systems by using tools from compressed sensing and stochastic geometry. The proposed NBI cancellation scheme exploits the frequency domain sparsity of the unknown signal and adopts a Bayesian sparse recovery procedure. This is done by keeping a few randomly chosen sub-carriers data free to sense the NBI signal at the receiver. As Bayesian recovery requires knowledge of some NBI parameters (i.e., mean, variance and sparsity rate), we use tools from stochastic geometry to obtain analytical expressions for the required parameters. Our simulation results validate the analysis and depict suitability of the proposed recovery method for NBI mitigation.

Original languageEnglish
Title of host publication2015 IEEE International Conference on Communications, ICC 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages4530-4535
Number of pages6
ISBN (Electronic)9781467364324
DOIs
StatePublished - 9 Sep 2015

Publication series

NameIEEE International Conference on Communications
Volume2015-September
ISSN (Print)1550-3607

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

Keywords

  • Bayesian sparse recovery
  • Narrowband interference
  • SC-FDMA
  • compressed sensing
  • stochastic geometry

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Electrical and Electronic Engineering

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