Impulsive noise in UWB systems and its suppression

  • Authors:
  • Youssef Dhibi;Thomas Kaiser

  • Affiliations:
  • Department of Communication Systems, Duisburg-Essen, University, Duisburg, Germany;Department of Communication Systems, Duisburg-Essen, University, Duisburg, Germany

  • Venue:
  • Mobile Networks and Applications
  • Year:
  • 2006

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Abstract

In this paper we investigate the robustness of mixed impulse radio and UWB-OFDM systems under impulsive noise being typical in UWB multiuser environments. We propose a new receiver structure suppressing iteratively the impulse noise without use of an adaptive clipper. Hence, the delicate problem of tracking a (sub)optimal threshold is avoided. The performance of this structure in comparison with a conventional UWB-OFDM receiver is illustrated.