Blind Adaptive Channel Estimation using Structure Subspace Tracking

Abdulmajid Lawal, Karim Abed-Meraim, Qadri Mayyala, Naveed Iqbal, Azzedine Zerguine

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

3 Scopus citations

Abstract

In this work, an adaptive blind structure subspace algorithm is developed. The proposed algorithm tracks the signal subspace and estimates the channel in a multiple-input multiple-output (MIMO) system. The algorithm utilizes the inherent Toeplitz structure embedded in many communication systems and the orthogonal projection approximation subspace tracking (OPAST) algorithm to estimate the desired channel. The proposed scheme is robust and capable of estimating channels adaptively at a relatively low computational cost. The simulation results demonstrate the appealing benefits of the proposed method.

Original languageEnglish
Title of host publication55th Asilomar Conference on Signals, Systems and Computers, ACSSC 2021
EditorsMichael B. Matthews
PublisherIEEE Computer Society
Pages1378-1382
Number of pages5
ISBN (Electronic)9781665458283
DOIs
StatePublished - 2021

Publication series

NameConference Record - Asilomar Conference on Signals, Systems and Computers
Volume2021-October
ISSN (Print)1058-6393

Bibliographical note

Publisher Copyright:
© 2021 IEEE.

Keywords

  • Adaptive
  • MIMO
  • OPAST
  • Subspace
  • Toeplitz

ASJC Scopus subject areas

  • Signal Processing
  • Computer Networks and Communications

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