Low-Complexity Maximum Likelihood (ML) Decoder for Space-Time Block Coded Spatial Permutation Modulation (STBC-SPM)

Hsu Hsuan Tu, Che Wei Lee, I. Wei Lai

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

7 Scopus citations

Abstract

Space-time block coded spatial permutation modulation (STBC-SPM) is a new MIMO technique that integraes the STBC-spatial modulation (STBC-SM) and the recently-proposed spatial permutation modulation (SPM). Specifically, SPM exploits the permutation vector to achieve diversity gain by dispersing the signal along the time coordinate. In this work, we examine the STBC-SPM in more details and propose a low-complexity decoder for STBC-SPM by utilizing the orthogonality of the STBC Alamouti code. The numerical simulations demonstrate the superior performance of the STBC-SPM from various aspects. Moreover, the proposed decoder structure achieves up to 90.6% 99. 9 % complexity saving without sacrificing the error rate performance, compared with the optimal maximum likelihood (ML) decoder implemented by the exhaustive search.

Original languageEnglish
Title of host publicationProceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728130385
DOIs
StatePublished - 12 2019
Externally publishedYes
Event2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019 - Taipei, Taiwan
Duration: 03 12 201906 12 2019

Publication series

NameProceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019

Conference

Conference2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019
Country/TerritoryTaiwan
CityTaipei
Period03/12/1906/12/19

Bibliographical note

Publisher Copyright:
© 2019 IEEE.

Keywords

  • maximum likelihood (ML)
  • multiple-input-multiple-output (MIMO)
  • permutation
  • space-time block coded spatial modulation (STBC-SM)
  • space-time block coded spatial permutation modulation (STBC-SPM)
  • spatial modulation (SM)
  • spatial permutation modulation (SPM)

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