RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis

Reconfigurable intelligent surface (RIS) is a vital enabler of paradigm-shifting transmission technologies for next-generation wireless. In this paper, we propose a RIS-assisted transmitter precoding spatial modulation (RIS-PSM), such that the transmission reliability of the PSM-modulated multiple-i...

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Main Authors: Chaowen Liu, Fei Yu, Zhengmin Shi, Menghan Lin, Chenxi Pang, Fasong Wang, Jiankang Zhang
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10379684/
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author Chaowen Liu
Fei Yu
Zhengmin Shi
Menghan Lin
Chenxi Pang
Fasong Wang
Jiankang Zhang
author_facet Chaowen Liu
Fei Yu
Zhengmin Shi
Menghan Lin
Chenxi Pang
Fasong Wang
Jiankang Zhang
author_sort Chaowen Liu
collection DOAJ
description Reconfigurable intelligent surface (RIS) is a vital enabler of paradigm-shifting transmission technologies for next-generation wireless. In this paper, we propose a RIS-assisted transmitter precoding spatial modulation (RIS-PSM), such that the transmission reliability of the PSM-modulated multiple-input multiple-output systems can be remarkably enhanced. To fulfill our novel design, a two-phase decision process (TPDP) based optimization algorithm is propounded, such that the optimal transmitter precoding vector and the RIS reflection matrix can be jointly achieved in terms of closed-form. In addition, we design two receive detection algorithms, namely the optimal co-detection (OCD) and the sub-optimal detached detection, by which the indices of the designated receive antenna and the baseband modulated signal can be reliably detected with different levels of computational complexity. Eventually, the achievable error performance is evaluated analytically for the RIS-PSM proposal with the detection of OCD. Simulation and numerical results are depicted to demonstrate the superiorities of the proposed system, as well as to substantiate the accuracy of the performance analysis.
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spelling doaj.art-955d4eb750af4d4cb33b61a6b6dc2eff2024-01-12T00:00:54ZengIEEEIEEE Access2169-35362024-01-01124399441210.1109/ACCESS.2023.334937110379684RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance AnalysisChaowen Liu0https://orcid.org/0000-0003-2128-528XFei Yu1https://orcid.org/0009-0002-9726-8734Zhengmin Shi2https://orcid.org/0009-0005-0112-9396Menghan Lin3https://orcid.org/0000-0003-4426-4756Chenxi Pang4https://orcid.org/0009-0009-4016-5604Fasong Wang5https://orcid.org/0000-0003-0208-4642Jiankang Zhang6https://orcid.org/0000-0001-5316-1711School of Communications and Information Engineering and School of Artificial Intelligence, Xi’an University of Posts and Telecommunications, Xi’an, ChinaSchool of Communications and Information Engineering and School of Artificial Intelligence, Xi’an University of Posts and Telecommunications, Xi’an, ChinaSchool of Communications and Information Engineering and School of Artificial Intelligence, Xi’an University of Posts and Telecommunications, Xi’an, ChinaSchool of Information and Communications Engineering, Xi’an Jiaotong University, Xi’an, ChinaSchool of Communications and Information Engineering and School of Artificial Intelligence, Xi’an University of Posts and Telecommunications, Xi’an, ChinaSchool of Electrical and Information Engineering, Zhengzhou University, Zhengzhou, ChinaDepartment of Computing and Informatics, Bournemouth University, Poole, U.K.Reconfigurable intelligent surface (RIS) is a vital enabler of paradigm-shifting transmission technologies for next-generation wireless. In this paper, we propose a RIS-assisted transmitter precoding spatial modulation (RIS-PSM), such that the transmission reliability of the PSM-modulated multiple-input multiple-output systems can be remarkably enhanced. To fulfill our novel design, a two-phase decision process (TPDP) based optimization algorithm is propounded, such that the optimal transmitter precoding vector and the RIS reflection matrix can be jointly achieved in terms of closed-form. In addition, we design two receive detection algorithms, namely the optimal co-detection (OCD) and the sub-optimal detached detection, by which the indices of the designated receive antenna and the baseband modulated signal can be reliably detected with different levels of computational complexity. Eventually, the achievable error performance is evaluated analytically for the RIS-PSM proposal with the detection of OCD. Simulation and numerical results are depicted to demonstrate the superiorities of the proposed system, as well as to substantiate the accuracy of the performance analysis.https://ieeexplore.ieee.org/document/10379684/Reconfigurable intelligent surface (RIS)precoding spatial modulationjoint transmitter precoding and RIS reflectionreceive detectionerror performance
spellingShingle Chaowen Liu
Fei Yu
Zhengmin Shi
Menghan Lin
Chenxi Pang
Fasong Wang
Jiankang Zhang
RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
IEEE Access
Reconfigurable intelligent surface (RIS)
precoding spatial modulation
joint transmitter precoding and RIS reflection
receive detection
error performance
title RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
title_full RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
title_fullStr RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
title_full_unstemmed RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
title_short RIS-Assisted Precoding Spatial Modulation: Optimal Design and Performance Analysis
title_sort ris assisted precoding spatial modulation optimal design and performance analysis
topic Reconfigurable intelligent surface (RIS)
precoding spatial modulation
joint transmitter precoding and RIS reflection
receive detection
error performance
url https://ieeexplore.ieee.org/document/10379684/
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AT menghanlin risassistedprecodingspatialmodulationoptimaldesignandperformanceanalysis
AT chenxipang risassistedprecodingspatialmodulationoptimaldesignandperformanceanalysis
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