Adaptive channel equalization using variable step-size partial rank algorithm based on unified framework

Seyed Arefe Hadei, Paeiz Azmi, Nushin Sonbolestan, Jaber Abbasian

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

Abstract

Affine Projection Algorithms (APA) are useful adaptive filters whose main purpose is to speed the convergence of LMS-type filers. On the other hand, by optimally selecting the step-size, during the adaptation, we can obtain both fast convergence rate and low steady-state mean square error. In this paper, we introduce a new Variable Step Size (VSS) version of affine projection algorithms based on the generic VSS adaptive filter and use it for channel equalization. The proposed algorithms perform very well in attenuating noise and inter-symbol interference (ISI) in comparison with the standard NLMS and the recently introduced ordinary AP algorithms. ©2010 IEEE.
Original languageEnglish
Title of host publicationProceedings - 2010 18th Iranian Conference on Electrical Engineering, ICEE 2010|Proc. - Iran. Conf. Electr. Eng., ICEE
Pages130-135
Number of pages5
DOIs
Publication statusPublished - 2010
Event2010 18th Iranian Conference on Electrical Engineering, ICEE 2010 - Isfahan
Duration: 1 Jul 2010 → …
http://www.scopus.com/inward/record.url?eid=2-s2.0-77954973200&partnerID=40&md5=87174400aaf4765f8b7c60d73790dfba

Conference

Conference2010 18th Iranian Conference on Electrical Engineering, ICEE 2010
CityIsfahan
Period1/07/10 → …
Internet address

Keywords

  • Adaptive filter
  • Affine projection algorithm (APA)
  • Channel equalizer
  • Intersymbol interference
  • Variable step-size algorithm

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