Low-complexity detectors for cyclic structured space-time block coded spatial modulation over a slow rayleigh fading channel

Dickson Ogochukwu Egbune, Babatunde Segun Adejumobi, Isaac O.Avazi Omeiza, Frank A. Ibikunle, Adeniyi Olayanju, Ayodele Sunday Oluwole, Thokozani Shongwe

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

This paper presents low-complexity detectors for space-time block coded spatial modulation with cyclic structured (STBC-CSM) codeword over a quasi-static frequency-flat Rayleigh fading channel. Two low-complexity detectors are proposed, which reduce the computational complexity of the STBC-CSM maximum-likelihood (ML) detector and demonstrate near-ML error performance of STBC-CSM. Furthermore, Monte-Carlo simulation results for the proposed schemes are presented to validate the theoretical Average Bit Error Probability (ABEP) of STBC-CSM. The proposed low-complexity detectors can achieve a 99% reduction in computational complexity, when high order M-ary (M > 64) amplitude and/or phase modulation symbols are employed for STBC-CSM.

Original languageEnglish
Pages (from-to)818-825
Number of pages8
JournalJournal of Communications
Volume15
Issue number11
DOIs
Publication statusPublished - Nov 2020

Keywords

  • Low-complexity detector
  • Maximum-likelihood
  • Rayleigh fading channel
  • Space-time block coded spatial modulation
  • Space-time block codes

ASJC Scopus subject areas

  • Electrical and Electronic Engineering

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