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Improving the Resource Efficiency in Massive MIMO-NOMA Systems
This work discusses a cluster-based non-orthogonal multiple access (NOMA) structures aiming at improving the system energy efficiency (EE) and...
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Impact of node mobility on the DL based uplink and downlink MIMO-NOMA network
This study analyses the performance of the stacked long short-term memory (S-LSTM)-based non- orthogonal multiple access (NOMA) system under...
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An improved deep learning framework for enhancing mimo-Noma system performance
Non-orthogonal multiple access (NOMA) is an effective mechanism based on the multiple access technique. Here, the MIMO-NOMA system is considered to...
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Precoder for Proportional Fair Resource Allocation in Downlink NOMA-MIMO Systems
Non-Orthogonal Multiple Access (NOMA) allows the base station (BS) to simultaneously transmit data to such a number of users that exceeds the number...
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A Novel Combining Method for NOMA and OMA in Cell-Free Massive MIMO System
Cell-Free massive MIMO (cf-mMIMO) is an incarnation of distributed massive MIMO, which provides high spectral efficieny (SE). However, when the...
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Analyzing Beamforming for Secure Transmission of MIMO-NOMA-Based CRN using Power Allocation Based on Second-Order Perturbation
The cognitive radio network (CRN) and non-orthogonal multiple access (NOMA) are an important scheme in the 5G radio transmission system....
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Optimizing resource allocation in 5G wireless networks for enhanced spectral efficiency and energy conservation using machine learning methods
Due to rising data needs and technological developments, the wireless communication industry undergoes a revolution every 10 years. The main goal of...
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IoBT: beamforming design in internet of things
Non-orthogonal multiple access (NOMA) is a key concept of the sixth generation (6G) mobile network. In the 6G paradigm, NOMA is a significant energy...
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Energy Efficiency Optimization for Plane Spiral OAM Mode-Group Based MIMO-NOMA Systems
In this paper, a plane spiral orbital angular momentum (PS-OAM) mode-groups (MGs) based multi-user multiple-input-multiple-out-put (MIMO)...
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Secrecy Performance of Scenario with Multiple Antennas Cooperative Satellite Networks
The evolution of communication networks has created a huge requirement for massive connectivity, efficient spectral utilization, and high...
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Multi-user Shared Access Research in Cell-Free Massive MIMO
With the advent of the 5G era, massive device access and explosive data traffic grow rapidly, it is imperative to improve network throughput. As a...
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Intelligent and secure transceiver design and implementation for future wireless communication
In this work, we have proposed an intelligent and secure transceiver design and implemented over RF testbed for future wireless communication. To...
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Global aspects and overview of 5G multimedia communication
The fifth generation (5G) of mobile technology is a new universal wireless standard that permits the formation of an original form of network that...
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Reconfigurable intelligent surfaces for 6G: applications, challenges, and solutions
Scholars are expected to continue enhancing the depth and breadth of theoretical research on reconfigurable intelligent surface (RIS) to provide a...
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Non-Orthogonal Multiple Access (NOMA) in Providing Services for High-Speed Railway and Local Users in DownLink MIMO System
In this paper, we contribute to investigate the problem that providing service for High Speed Railway (HSR) in multiple-input multiple-output...
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Next generation multiple access for IMT towards 2030 and beyond
NOMA assisted NGMA has been envisioned in the recently published IMT-2030 Framework. This perspective has outlined three important features of NOMA...
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Secrecy Sum Rate Optimization in MIMO NOMA OSTBC Systems with Imperfect Eavesdropper CSI
In this research, we investigate the secrecy sum rate optimization problem for a multiple-input multiple-output (MIMO) non-orthogonal multiple access...
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Simultaneously transmitting and reflecting (STAR) RISs for 6G: fundamentals, recent advances, and future directions
Simultaneously transmitting and reflecting reconfigurable intelligent surfaces (STAR-RISs) have been attracting significant attention in both...
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Model division multiple access for semantic communications
In a multi-user system, system resources should be allocated to different users. In traditional communication systems, system resources generally...
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Outage Analysis of MIMO-NOMA Relay System with User Clustering and Beamforming Under Imperfect CSI in Nakagami-m Fading Channels
In this paper, we propose and analyze a downlink multiple-user MIMO-NOMA relay system where all users are grouped into several clusters. To mitigate...