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Cooperative Non-Orthogonal Multiple Access for Future Wireless Communications

Sunyoung Lee
2018 EAI Endorsed Transactions on Industrial Networks and Intelligent Systems  
In this work, a cooperative scheme is used to enhance the outage performance at a cell-edge user for user fairness and NOMA aims to improve spectral efficiency.  ...  It allows multiple users to share both time and frequency resources by adjusting the power allocation ratio.  ...  There is little research into NOMA designs for such small cells that can be robust to uncertainties in wireless backhauls.  ... 
doi:10.4108/eai.19-12-2018.156078 fatcat:trwr7nkohbefzpj4uyqwioh7pm

Joint Transmission in QoE-Driven Backhaul-Aware MC-NOMA Cognitive Radio Network [article]

Hosein Zarini, Ata Khalili, Hina Tabassum, Mehdi Rasti
2020 arXiv   pre-print
In this paper, we develop a resource allocation framework to optimize the downlink transmission of a backhaul-aware multi-cell cognitive radio network (CRN) which is enabled with multi-carrier non-orthogonal  ...  In particular, we formulate a joint optimization problem of power control and scheduling (i.e., user association and subcarrier allocation) in secondary tier to maximize total achievable QoE for the secondary  ...  The authors in [9] proposed a resource allocation scheme for web and video multimedia services using multi-antenna BSs.  ... 
arXiv:2008.13269v1 fatcat:ycmze4obunhalpec5pfgsdon7q

IEEE Access Special Section Editorial: Physical and Medium Access Control Layer Advances in 5G Wireless Networks

M. Majid Butt, Petar Popovski, Muhammad Zeeshan Shakir, David Lopez-Perez, Tony Q. S. Quek, Mohsen Guizani
2017 IEEE Access  
(Joint Beamforming and Power Optimization with Iterative User Clustering for MISO-NOMA Systems) discuss beamforming, power allocation and user clustering for the NOMA systems.  ...  (Energy and Traffic Aware Full-Duplex Communications for 5G Systems) address resource allocation problem in a multi-carrier heterogeneous network with densely deployed small cells where each cell operates  ... 
doi:10.1109/access.2017.2783020 fatcat:oobeg2yhtvfrpcwkmpzpgh4cye

Energy-Efficient User Pairing for Downlink NOMA in Massive MIMO Networks

Mahmoud Ahmed El-ghorab, Mohamed Rihan El-meligy, Mohamed Mostafa Ibrahim, Fatma Newagy
2022 Applied Sciences  
an identical performance to joint user and resource block association with power allocation (joint user-RB PA) algorithm but with much lower computational complexity and outperforms the NOMA SCP greedy  ...  This work studies the performance of three main pairing methods in NOMA-based networks: Hungarian, Gale–Shapley, and correlation-based approaches.  ...  The work in [23] studies the joint power allocation and user association for EE maximization in multi-cell multi-carrier NOMA (MCMC-NOMA) networks.  ... 
doi:10.3390/app12115421 fatcat:ml62ucy57bbhtkf7r3avw3sesq

A Survey on Cache-Aided NOMA for 6G Networks [article]

Dipen Bepari, Soumen Mondal, Aniruddha Chandra, Rajeev Shukla, Yuanwei Liu, Mohsen Guizani, Arumugam Nallanathan
2022 arXiv   pre-print
Contrary to orthogonal multiple-access (OMA), non-orthogonal multiple-access (NOMA) schemes can serve a pool of users without exploiting the scarce frequency or time domain resources.  ...  Beginning with fundamentals of cache-aided NOMA technology, we summarize the performance goals of cache-aided NOMA systems, present the associated design challenges, and categorize related recent literature  ...  [205] compared the performance of a CFmMIMO with small cells from caching strategies perspective and established CFmMIMO as a superior technology over small cells in terms of the successful content  ... 
arXiv:2205.05321v1 fatcat:zdsvoxspdfgzvpbxelbuqp2cnq

Modified PSO Based Channel Allocation Scheme for Interference Management in 5G Wireless Mesh Networks

Nirmalkumar S. Benni, Sunilkumar S. Manvi
2022 Journal of Telecommunications and Information Technology  
In this paper, we propose a power demand-based channel allocation method for 5G backhaul wireless mesh networks by employing NOMA and considering traffic demands in small cells, thereby improving channel  ...  Non-orthogonal multiple access (NOMA) is one of such efficient channel allocation methods used in 5G backhaul wireless mesh networks.  ...  The scheduling of backhaul transmission determines that performance be optimized relative to traffic demands placed on the small cells served.  ... 
doi:10.26636/jtit.2022.156621 fatcat:rzhtceksmjfjpja52udgbdwgbi

Walsh–Hadamard Transform based Non–orthogonal Multiple Access (NOMA) and Interference Rejection Combining in Next-Generation HetNets

M. Rehan Usman, M. Arslan Usman, Soo Young Shin, Gandeva Bayu Satrya, Rizwan A. Naqvi, Maria G. Martini, Christos Politis
2021 Mathematics  
In this paper, a joint strategy is proposed for hybrid-access small-cells using the Walsh–Hadamard transform (WHT) with NOMA and interference rejection combining (IRC) to achieve high performance gains  ...  Mathematical modeling is provided for the proposed joint strategy for HetNets and the results validate it in terms of BER and subsequent user throughput performance, compared to the conventional NOMA approach  ...  Institutional Review Board Statement: Not applicable for studies not involving humans or animals. Informed Consent Statement: Not applicable for studies not involving humans.  ... 
doi:10.3390/math9040348 fatcat:wx3at5earjdpzk752khbeytaei

2020 Index IEEE Transactions on Wireless Communications Vol. 19

2020 IEEE Transactions on Wireless Communications  
., and Saad, W., Joint Access and Backhaul Resource Management in Satellite-Drone Networks: A Competitive Market Approach; TWC June 2020 3908-3923 Hu, Y.H., see Xia, M., TWC June 2020 3769-3781 Hua,  ...  Identification for MIMO Systems in Dynamic Environments; TWC June 2020 3643-3657 Huang, C., see Yang, M., TWC Sept. 2020 5860-5874 Huang, D., Tao, X., Jiang, C., Cui, S., and Lu, J  ...  ., +, TWC June 2020 3867-3878 Semi-Distributed Joint Power and Spectrum Allocation for LAA Based Small Cell Networks.  ... 
doi:10.1109/twc.2020.3044507 fatcat:ie4rwz4dgvaqbaxf3idysubc54

POTENTIAL SOLUTIONS, CHALLENGES AND IMPLEMENTATION ISSUES FOR NOMA IN 5G COMMUNICATIONS

2022 Journal of Critical Reviews  
Non-Orthogonal Multiple Access (NOMA), a promising radio access technology for 5G and beyond networks, has recently attracted a lot of interest because of its higher spectral efficiency and capacity to  ...  One of the fundamental NOMA methods that performs successive interference cancellation (SIC) at the receiver and superposition coding (SC) at the transmitter is the power domain NOMA  ...  It's also vital to remember that NOMA growth in tiny cells is higher in terms of cell throughput than in macro cells. As a result, NOMA can be used equally well in small-and macro-cell contexts.  ... 
doi:10.31838/jcr.09.05.14 fatcat:4zepvdkikrg5xif4xxv3anzeju

Wireless Backhaul in 5G and Beyond: Issues, Challenges and Opportunities [article]

Berke Tezergil, Ertan Onur
2021 arXiv   pre-print
Resource allocation, deployment, scheduling, power management and energy efficiency are some of these problems.  ...  Small cell usage with wireless backhaul presents different security challenges.  ...  Small cells use fixed allocation of access and backhaul slots. Two different deployment scenarios are considered for small cells.  ... 
arXiv:2103.08234v2 fatcat:3fug6wsmtrg5bfxk2ga2f2al5i

Full-Duplex and Backhaul-Constrained UAV-Enabled Networks using NOMA

Marie-Josepha Youssef, Joumana Farah, Charbel Abdel Nour, Catherine Douillard
2020 IEEE Transactions on Vehicular Technology  
More concretely, the UAV positioning and resource allocation problems are solved with the aim of minimizing the transmit power of the UAV, while serving users with their rate requirements and accounting  ...  for the backhaul limitation of the UAV.  ...  Resource allocation for NOMA systems has been extensively studied with different performance measures.  ... 
doi:10.1109/tvt.2020.3001432 fatcat:g5a2hl3gdvb75dkj4zzzmaydmi

Energy-Efficient Resource Allocation in NOMA Heterogeneous Networks [article]

Haijun Zhang, Fang Fang, Julian Cheng, Keping Long, Wei Wang, and Victor C.M. Leung
2018 arXiv   pre-print
Simulation results show that the resource allocation schemes can significantly increase the energy efficiency of 5G NOMA heterogeneous network for both cases of perfect CSI and imperfect CSI.  ...  The energy-efficient user scheduling and power allocation schemes are introduced for the downlink 5G NOMA heterogeneous network for perfect and imperfect channel state information (CSI) respectively.  ...  NOMA Overview We now present an overview of the resource allocation for NOMA systems.  ... 
arXiv:1801.04552v1 fatcat:wglyecu7pbcnjawb4x5wocjapu

Caching Placement and Resource Allocation for Cache-Enabling UAV NOMA Networks

Tiankui Zhang, Ziduan Wang, Yuanwei Liu, Wenjun Xu, Arumugam Nallanathan
2020 IEEE Transactions on Vehicular Technology  
The UAV acts as an agent to take actions for caching placement and resource allocation, which includes the user scheduling of content requests and the power allocation of NOMA users.  ...  In cache-enabling UAV NOMA networks, the caching placement of content caching phase and radio resource allocation of content delivery phase are crucial for network performance.  ...  for content caching and radio resource allocation.  ... 
doi:10.1109/tvt.2020.3015578 fatcat:yv4v2kmerrbb3phr5onvgwj3mq

Non-Orthogonal Multiple Access in Multi-Cell Networks: Theory, Performance, and Practical Challenges [article]

Wonjae Shin, Mojtaba Vaezi, Byungju Lee, David J. Love, Jungwoo Lee, H. Vincent Poor
2017 arXiv   pre-print
Non-orthogonal multiple access (NOMA) is a potential enabler for the development of 5G and beyond wireless networks.  ...  This article discusses the opportunities and challenges of NOMA in a multi-cell environment.  ...  A simple idea to make use of both FFR and NOMA is to apply NOMA in the cell-center band and cell-edge band separately, which would pair cellcenter users together (in the cell-center band) and cell-edge  ... 
arXiv:1611.01607v2 fatcat:z7gbowi72vawraue5a4brmdslq

Radio Access Technologies for Fifth Generation Mobile Communications System: Review of Recent Research and Developments in Japan

Hidekazu MURATA, Eiji OKAMOTO, Manabu MIKAMI, Akihiro OKAZAKI, Satoshi SUYAMA, Takamichi INOUE, Jun MASHINO, Tetsuya YAMAMOTO, Makoto TAROMARU
2016 IEICE transactions on communications  
As the demand for higher transmission rates and spectral efficiency is steadily increasing, the research and development of novel mobile communication systems has gained momentum.  ...  This paper focuses on providing a comprehensive survey of research and development activities on fifth generation mobile communication systems in Japan.  ...  For downlink, the performance of NOMA using various user pairing and multi-user power allocation schemes are studied in [61] , [62] .  ... 
doi:10.1587/transcom.2015cci0004 fatcat:xa47wmjgrrc3zc7wzbrioiglke
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