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Non-orthogonal multiple access (NOMA) has been identified as one of the promising technologies to enhance the spectral efficiency and throughput for the fifth generation (5G) and beyond 5G cellular networks. Alternatively, Coordinated…

Information Theory · Computer Science 2021-12-15 Akhileswar Chowdary , Garima Chopra , Abhinav Kumar , Linga Reddy Cenkeramaddi

Network capacity calls for significant increase for 5G cellular systems. A promising multi-user access scheme, non-orthogonal multiple access (NOMA) with successive interference cancellation (SIC), is currently under consideration. In NOMA,…

Information Theory · Computer Science 2016-11-18 Lei Lei , Di Yuan , Chin Keong Ho , Sumei Sun

In recent years, Non-Orthogonal Multiple Access (NOMA) system has emerged as a promising candidate for multiple access frameworks due to the evolution of deep machine learning, trying to incorporate deep machine learning into the NOMA…

Artificial Intelligence · Computer Science 2026-01-21 WooSeok Kim , Jeonghoon Lee , Sangho Kim , Taesun An , WonMin Lee , Dowon Kim , Kyungseop Shin

The throughput of users with poor channel conditions, such as those at a cell edge, is a bottleneck in wireless systems. A major part of the power budget must be allocated to serve these users in guaranteeing their quality-of-service (QoS)…

Information Theory · Computer Science 2017-06-07 Van-Dinh Nguyen , Hoang Duong Tuan , Trung Q. Duong , H. Vincent Poor , and Oh-Soon Shin

Cell outage compensation enables a network to react to a catastrophic cell failure quickly and serve users in the outage zone uninterruptedly. Utilizing the promising benefits of non-orthogonal multiple access (NOMA) for improving the…

Signal Processing · Electrical Eng. & Systems 2022-04-11 Elaheh Vaezpour , Layla Majzoobi , Mohammad Akbari , Saeedeh Parsaeefard , Halim Yanikomeroglu

Resource allocation is a fundamental task in cell-free (CF) massive multi-input multi-output (MIMO) systems, which can effectively improve the network performance. In this paper, we study the downlink of CF MIMO networks with network…

Information Theory · Computer Science 2023-12-22 S. Mashdour , A. Schmeink , R. C. de Lamare , J. P. Sales

This paper proposes and optimizes a cooperative non-orthogonal multiple-access (Co-NOMA) scheme in the context of multicell visible light communications (VLC) networks, as a means to mitigate inter-cell interference in Co-NOMA-enabled…

Information Theory · Computer Science 2020-05-20 Mohanad Obeed , Hayssam Dahrouj , Anas M. Salhab , Anas Chaaban , Salam A. Zummo , Mohammed-Slim Alouini

In this paper, we study the performance of an uplink non-orthogonal multiple access (NOMA) network under statistical quality of service (QoS) delay constraints, captured through each user s effective capacity (EC). We first propose novel…

Information Theory · Computer Science 2020-07-29 Mouktar Bello , Arsenia Chorti , Inbar Fijalkow , Wenjuan Yu , Leila Musavian

In this paper , we optimize the resource Allocation management by using game-Theory . In this paper we can optimize number of users in resource allocation management by using the user-sub-channel-soap matching algorithm (USMA) for…

Signal Processing · Electrical Eng. & Systems 2019-06-11 Mahsa Khodakhah , Nahid Ardalani

Future wireless systems are expected to deliver significantly higher quality-of-service (QoS) albeit with fewer energy resources for diverse, already existing and also novel wireless applications. The optimal resource allocation for a…

Signal Processing · Electrical Eng. & Systems 2024-10-16 Srivardhan Sivadevuni , Kevin Weinberger , Aydin Sezgin

Achieving significant performance gains both in terms of system throughput and massive connectivity, non-orthogonal multiple access (NOMA) has been considered as a very promising candidate for future wireless communications technologies. It…

Networking and Internet Architecture · Computer Science 2021-08-31 Zeyad Elsaraf , Faheem A. Khan , Qasim Zeeshan Ahmed

We consider a reconfigurable intelligent surface (RIS) assisted cell-free massive multiple-input multiple-output non-orthogonal multiple access (NOMA) system, where each access point (AP) serves all the users with the aid of the RIS. We…

Information Theory · Computer Science 2024-09-18 Malay Chakraborty , Ekant Sharma , Himal A. Suraweera , Hien Quoc Ngo

This paper proposes a secure users oriented multiple-input and single-output (MISO) non-orthogonal multiple access (NOMA) downlink transmission scheme, where multiple legitimate users are categorized as quality of service (QoS)-required…

Information Theory · Computer Science 2019-03-04 Hui-Ming Wang , Xu Zhang , Qian Yang , Theodoros A. Tsiftsis

Non-orthogonal multiple access (NOMA) has been recognized as a promising multiple access technique for the next generation cellular communication networks. In this paper, we first discuss a simple NOMA model with two users served by a…

Information Theory · Computer Science 2016-09-08 Zhiqiang Wei , Jinhong Yuan , Derrick Wing Kwan Ng , Maged Elkashlan , Zhiguo Ding

A novel framework is proposed for cellular offloading with the aid of multiple unmanned aerial vehicles (UAVs), while the non-orthogonal multiple access (NOMA) technique is employed at each UAV to further improve the spectrum efficiency of…

Machine Learning · Computer Science 2020-10-20 Ruikang Zhong , Xiao Liu , Yuanwei Liu , Yue Chen

In this paper, we deal with the problem of maximizing the profit of Network Operators (NOs) of green cellular networks in situations where Quality-of-Service (QoS) guarantees must be ensured to users, and Base Stations (BSs) can be shared…

Computer Science and Game Theory · Computer Science 2016-02-23 Cosimo Anglano , Marco Guazzone , Matteo Sereno

In this paper, we investigate the energy-efficient resource allocation problem in an uplink non-orthogonal multiple access (NOMA) millimeter wave system, where the fully-connected-based sparse radio frequency chain antenna structure is…

Information Theory · Computer Science 2019-09-16 Wanming Hao , Ming Zeng , Gangcan Sun , Osamu Muta , Octavia A. Dobre , Shouyi Yang , Haris Gacanin

While non-orthogonal multiple access (NOMA) improves spectral efficiency, it results in a complexity at the receivers due to successive interference cancellation (SIC). Prior studies on the energy efficiency of NOMA overlook the SIC…

Networking and Internet Architecture · Computer Science 2023-04-12 Syllas R. C. Magalhaes , Suzan Bayhan , Geert Heijenk

In uplink non-orthogonal multiple access (NOMA) channels, the existing cooperative successive interference cancellation (SIC) and power control (PC) schemes lack the capability of achieving the full capacity region, which restricts the…

Information Theory · Computer Science 2022-04-14 Hongwu Liu , Zhiquan Bai , Hongjiang Lei , Gaofeng Pan , Kyeong Jin Kim , Theodoros A. Tsiftsis

This paper investigates the application of non-orthogonal multiple access (NOMA) in millimeter wave (mmWave) communications by exploiting beamforming, user scheduling and power allocation. Random beamforming is invoked for reducing the…

Information Theory · Computer Science 2017-05-10 Jingjing Cui , Yuanwei Liu , Zhiguo Ding , Pingzhi Fan , Arumugam Nallanathan