Cooperative SWIPT THz-NOMA/6G Performance Analysis

In this paper, cooperative simultaneous wireless information and power transfer terahertz (THz)-nonorthogonal multiple access (NOMA) is considered to overcome the challenging shortages that THz communications have due to THz characteristics. The proposed system presents a noticeable improvement in e...

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Main Authors: Haider W. Oleiwi, Hamed Al-Raweshidy
Format: Article
Language:English
Published: MDPI AG 2022-03-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/11/6/873
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author Haider W. Oleiwi
Hamed Al-Raweshidy
author_facet Haider W. Oleiwi
Hamed Al-Raweshidy
author_sort Haider W. Oleiwi
collection DOAJ
description In this paper, cooperative simultaneous wireless information and power transfer terahertz (THz)-nonorthogonal multiple access (NOMA) is considered to overcome the challenging shortages that THz communications have due to THz characteristics. The proposed system presents a noticeable improvement in energy efficiency (EE) and spectral efficiency (SE), in addition to other important metrics. By utilizing NOMA technology and THz frequencies, it aims to improve connectivity, resource management, SE, reliability, scalability, user fairness, and to enhance the overall performance of wireless communications. Accordingly, the outcome shows how the introduced energy harvesting technique manages to improve EE and SE compared with the conventional cooperative networks of the recent related work (e.g., cooperative MIMO-NOMA with THz) by 70%. The author also minimizes the transmission power and maximizes the EE by using a decode-and-forward relay rather than an intelligent reflecting surface, which aims to reduce the dissipation in the transceiver hardware, computational complexity, and improves reliability and transmission rate.
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spelling doaj.art-888a1038f8cb4869ac08ce534a8cdda12023-11-24T01:00:41ZengMDPI AGElectronics2079-92922022-03-0111687310.3390/electronics11060873Cooperative SWIPT THz-NOMA/6G Performance AnalysisHaider W. Oleiwi0Hamed Al-Raweshidy1Department of Electronic and Electrical Engineering, Brunel University London, London UB8 3PH, UKDepartment of Electronic and Electrical Engineering, Brunel University London, London UB8 3PH, UKIn this paper, cooperative simultaneous wireless information and power transfer terahertz (THz)-nonorthogonal multiple access (NOMA) is considered to overcome the challenging shortages that THz communications have due to THz characteristics. The proposed system presents a noticeable improvement in energy efficiency (EE) and spectral efficiency (SE), in addition to other important metrics. By utilizing NOMA technology and THz frequencies, it aims to improve connectivity, resource management, SE, reliability, scalability, user fairness, and to enhance the overall performance of wireless communications. Accordingly, the outcome shows how the introduced energy harvesting technique manages to improve EE and SE compared with the conventional cooperative networks of the recent related work (e.g., cooperative MIMO-NOMA with THz) by 70%. The author also minimizes the transmission power and maximizes the EE by using a decode-and-forward relay rather than an intelligent reflecting surface, which aims to reduce the dissipation in the transceiver hardware, computational complexity, and improves reliability and transmission rate.https://www.mdpi.com/2079-9292/11/6/8736Gcooperative networksenergy efficiencyenergy harvestingNOMAoutage probability
spellingShingle Haider W. Oleiwi
Hamed Al-Raweshidy
Cooperative SWIPT THz-NOMA/6G Performance Analysis
Electronics
6G
cooperative networks
energy efficiency
energy harvesting
NOMA
outage probability
title Cooperative SWIPT THz-NOMA/6G Performance Analysis
title_full Cooperative SWIPT THz-NOMA/6G Performance Analysis
title_fullStr Cooperative SWIPT THz-NOMA/6G Performance Analysis
title_full_unstemmed Cooperative SWIPT THz-NOMA/6G Performance Analysis
title_short Cooperative SWIPT THz-NOMA/6G Performance Analysis
title_sort cooperative swipt thz noma 6g performance analysis
topic 6G
cooperative networks
energy efficiency
energy harvesting
NOMA
outage probability
url https://www.mdpi.com/2079-9292/11/6/873
work_keys_str_mv AT haiderwoleiwi cooperativeswiptthznoma6gperformanceanalysis
AT hamedalraweshidy cooperativeswiptthznoma6gperformanceanalysis