LAPSE:2023.25744
Published Article
LAPSE:2023.25744
A Survey on Non-Orthogonal Multiple Access: From the Perspective of Spectral Efficiency and Energy Efficiency
March 29, 2023
Non-orthogonal multiple access (NOMA) is a promising technology for next-generation wireless networks with emerging demands on low latency, high throughput, and massive connectivity. Unlike orthogonal multiple access, NOMA allows multiple users to share the same radio resources, which significantly improves spectral efficiency (SE). To achieve green wireless communications for numerous networked devices, NOMA helps reduce energy consumption while satisfying rate fairness and quality-of-experience requirements. The goal of this paper is to introduce the innovative approaches for NOMA in terms of the SE and energy efficiency, and discuss emerging technologies involved with NOMA. Further, its challenges and future research directions are highlighted.
Keywords
code domain, Energy Efficiency, non-orthogonal multiple access (NOMA), power domain, spare code multiple access (SCMA), spectral efficiency
Suggested Citation
Nguyen HV, Kim HM, Kang GM, Nguyen KH, Bui VP, Shin OS. A Survey on Non-Orthogonal Multiple Access: From the Perspective of Spectral Efficiency and Energy Efficiency. (2023). LAPSE:2023.25744
Author Affiliations
Nguyen HV: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea [ORCID]
Kim HM: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea [ORCID]
Kang GM: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea
Nguyen KH: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea [ORCID]
Bui VP: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea [ORCID]
Shin OS: School of Electronic Engineering & Department of Information Communication Convergence Technology, Soongsil University, Seoul 06978, Korea [ORCID]
Journal Name
Energies
Volume
13
Issue
16
Article Number
E4106
Year
2020
Publication Date
2020-08-08
Published Version
ISSN
1996-1073
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Original Submission
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PII: en13164106, Publication Type: Review
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doi:10.3390/en13164106
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Mar 29, 2023
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