In the recent years, 5G radio and core networking researches have become very popular because of its potential to be one of the promising technologies in the future with its unique use cases. Because of the specific nature of the 5G radio and core infrastructure, researchers in this area need special simulators and development sets to evaluate their hypothesis. However, these...
Visible light communication (VLC) technology using light-emitting diodes (LEDs) is currently being discussed to solve the problem of oversaturation in radio frequency (RF) bands. We conducted this study due to a lack of research on LED-to-LED VLC in the context of vehicle communication. One of the VLC technologies, LED-to-LED VLC, is a technology that applies LEDs to both a...
The advent of advanced mobile communication systems like 5G and beyond holds promise for vertical sectors, particularly in transport & logistics (T&L), by enhancing network performance and ensuring high levels of quality of service (QoS), crucial for automating and optimizing T&L processes. However, assessing the impact of 5G requires investments in network infrastructure, posing...
Device-to-Device (D2D) communication is a revolutionary technique to enhance the data rate, spectrum efficiency and energy efficiency in wireless network. It is important to have this technique due to the high demand of users and spectrum scarcity. Each D2D users can share the resource of the cellular user and transmit power of the user can create an interference to the user...
This paper presents a comparative analysis of intelligent reflecting surface (IRS) technology versus conventional amplify-and-forward (AF) and decode-and-forward (DF) relay schemes in wireless communication. By focusing on transmit power, energy efficiency, and the minimum IRS elements required to outperform traditional relaying, we explore IRS’s potential as an energy efficient...
Recent technological advancements have seen powerful computational resource-enriched virtual machines (VMs) being used for processing data in edge servers. However, the high energy demands and excessive overhead associated with launching VMs are major obstacles to achieving energy-efficient operations in multi-access edge computing environments. As a result, there has been a...
The advent of 6G networks promises unprecedented connectivity, with massive multiple-input multiple-output (MIMO) technology playing a critical role in achieving high throughput, low latency, and enhanced spectral efficiency. However, optimizing massive MIMO for 6G present’s challenges related to beamforming efficiency, power consumption, and dynamic network environments. This...
Wireless sensor networks (WSNs) are essential in a wide range of applications, but the challenges of energy efficiency, load balancing, and optimal routing remain critical for ensuring long-term network reliability. In this study, we introduce a Modified Ant Colony Optimization Algorithm (MACOA) to address these challenges. The proposed MACOA lies in several key innovations to...
Modern wireless communication demands 5G-enabled systems capable of handling high data rate and channel bandwidth. Recently, circular-polarized multiple-input–multiple-output technology in the user equipment has dragged attention of the designers. Antenna design involves complex mathematical formulations and assumptions of geometrical variables of structure and feeding methods...
This paper presents a Medium Access Control (MAC) functionality design for Unmanned Aerial Vehicle (UAV) relay transmission. In contrast to existing relay designs, this work proposes a relay transmission framework based on 3GPP communication protocols. The core innovation lies in the introduction of an internal link channel within the Layer-2 MAC, enabling integration of Base...
The integration of various Random Access Technologies (RATs) within 5G Heterogeneous Networks (HetNets) to satisfy the diverse communication needs of the Internet of Things (IoT) causes significant challenges in network topology selection and resource allocation. Traditional approaches do not handle network congestion and poor user experience which necessitates the development of...
This paper introduces a reconfigurable intelligent surface (RIS) to support parameter estimation in machine-type communications (MTC). We focus on a network where single-antenna sensors transmit spatially correlated measurements to a multiple-antenna collector node (CN) via non-orthogonal multiple access. We propose an estimation scheme based on the minimum mean square error...
Data security in mobile environments has become a critical concern, driven by the growing demand for mobile services and the proliferation of data-intensive applications such as online gaming, virtual reality, and augmented reality. These applications generate massive amounts of data, challenging the storage, computational capacity, and battery life of mobile devices. Cloud...
Mobile edge computing has gained significant attention in smart grid IoT, as it is seen as a promising technique for supporting computation-heavy services. Efficient online task processing is crucial in this context, as it ensures real-time decision-making and system responsiveness, which are vital for maintaining grid stability and optimizing resource management. However, the...
The Microstrip patch antenna has applications in several areas in today’s world. In this article, a detailed design and investigation report of multi-band microstrip patch antenna for the WBAN applications is presented. In this design, the Flame Retardant-4 (FR-4) substrate is placed in between the top radiator and the ground plane. The physical size of the patch is 38 × 29.4 mm...
The Artificial Intelligence of Things (AIoT) ecosystem faces significant challenges related to limited client energy budgets and resource heterogeneity, particularly when employing the Federated Learning (FL) framework. This paper presents a novel energy-efficient client selection algorithm for FL, designed to address these challenges by integrating Wireless Power Transfer (WPT...
The concurrent nature of multiuser (MU) simultaneous wireless information and power transfer (SWIPT), coupled with the complexity of orthogonal frequency division multiplexing (OFDM) and precoding, poses a challenging non-convex resource allocation problem. While conventional methods like subcarrier assignment or interference suppression can enhance tractability, they are not...
In this paper, we present a signaling design for secure integrated sensing and communication (ISAC) systems comprising a dual-functional multi-input multi-output base station that simultaneously communicates with multiple users while detecting targets present in their vicinity, which are regarded as potential eavesdroppers. In particular, assuming that the distribution of each...
A millimeter-wave communication system uses multiple inputs and multiple outputs, which has high gains and spectral efficiency. To overcome empty path costs and create interactions using a suitable signal-to-noise ratio, large antenna arrays are used to perform precoding. To solve the complex problem without incurring significant performance losses, a novel deep learning-based...
Mobile ad hoc networks (MANETs) facilitate data communication across multiple nodes and hop stations, characterized by their dynamic topology. This inherent flexibility, however, makes MANETs vulnerable to various security threats, notably blackhole and wormhole attacks, where malicious nodes can intercept and manipulate data. This study investigates the security vulnerabilities...
Wireless body sensor networks (WBSNs), or wireless body area networks (WBANs), represent an advanced class of sensor networks where small sensor nodes are either implanted within or attached to the human body. When these networks are integrated with the Internet of Things (IoT) in the healthcare sector, they are collectively referred to as the Internet of Medical Things (IoMT...
This article analyzes the interference issues between radar and radar, radar and communication, and communication and communication in a vehicle network equipped with a radar communication integrated system. To improve the signal-to-interference-plus-noise ratio (SINR) of radar signals while ensuring communication quality, we provide an optimized expression for the signal-to...
As healthcare systems increasingly adopt fog computing to improve responsiveness and real-time data processing at the edge, significant security challenges emerge due to the decentralized architecture. The traditional perimeter-based security models are inadequate for addressing the dynamic and distributed nature of fog networks, leaving them vulnerable to unauthorized access...