On enhancing the performance of the DPTE-based noise cancellation method utilizing the PTS PAPR reduction scheme in PLC systems

Khaled M. Rabie, Emad Alsusa

Research output: Contribution to conferencePaperpeer-review

7 Scopus citations

Abstract

Several methods have been proposed in the literature for impulsive noise (IN) blanking and the most efficient of which is the dynamic peak-based threshold estimation (DPTE). In this method only estimates of the signal peaks are required in order to optimally blank the noise. In this paper we propose to enhance the capability of the conventional DPTE technique by pre-processing the OFDM signal at the transmitter. This is simply done by applying the partial transmit sequence (PTS) scheme. To evaluate system performance we consider the probability of blanking error (Pb), probability of missed blanking (Pm), probability of successful detection (Ps) and the signal-to-noise ratio (SNR) at the output of the blanking device. The results reveal that DPTE-PTS technique can significantly minimize both Pb and Pm and maximize Ps. Furthermore, it will be shown that the proposed system can achieve up to 1.5 dB SNR enhancement over the conventional DPTE scheme.

Original languageEnglish
Pages334-339
Number of pages6
DOIs
StatePublished - 2014
Externally publishedYes
Event18th IEEE International Symposium on Power Line Communications and Its Applications, IEEE ISPLC 2014 - Glasgow, United Kingdom
Duration: 30 Mar 20142 Apr 2014

Conference

Conference18th IEEE International Symposium on Power Line Communications and Its Applications, IEEE ISPLC 2014
Country/TerritoryUnited Kingdom
CityGlasgow
Period30/03/142/04/14

Keywords

  • Impulsive noise
  • partial transmit sequence (PTS)
  • peak-to-average power ratio (PAPR)
  • power-line communications (PLC)
  • signal-to-noise ratio (SNR)
  • smart grid

ASJC Scopus subject areas

  • Computer Networks and Communications
  • Computer Science Applications

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