Impact of estimation error on two-way relaying with relay antenna selection

Md Noor-A-Rahim*, Yong Liang Guan

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

This paper presents the performance analysis of two-time-slot two-way relaying while considering dual antennas at the relay and imperfect channel state information (CSI) at the receivers. We consider the Max–Min antenna selection scheme at the relay. For this scheme, we show the analytical symbol error probability in the presence of imperfect CSI and observe a close match between the analytical and numerical results. We also find that Max–Min antenna selection scheme is robust against CSI error and performs better than the maximum ratio transmission (MRT) based beamforming scheme in the presence of CSI error.

Original languageEnglish
Pages (from-to)149-153
Number of pages5
JournalICT Express
Volume4
Issue number3
DOIs
Publication statusPublished - Sept 2018
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2017 The Korean Institute of Communications and Information Sciences (KICS)

ASJC Scopus Subject Areas

  • Software
  • Information Systems
  • Hardware and Architecture
  • Computer Networks and Communications
  • Artificial Intelligence

Keywords

  • Maximum ratio transmission
  • Max–Min antenna selection
  • Two-way relaying

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