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46 Results Found

  • Article
  • Open Access
1 Citations
2,058 Views
10 Pages

Cluster-ID-Based Throughput Improvement in Cognitive Radio Networks for 5G and Beyond-5G IoT Applications

  • Stalin Allwin Devaraj,
  • Kambatty Bojan Gurumoorthy,
  • Pradeep Kumar,
  • Wilson Stalin Jacob,
  • Prince Jenifer Darling Rosita and
  • Tanweer Ali

28 August 2022

Cognitive radio (CR), which is a common form of wireless communication, consists of a transceiver that is intelligently capable of detecting which communication channels are available to use and which are not. After this detection process, the transc...

  • Article
  • Open Access
90 Citations
15,925 Views
25 Pages

The histrionic growth of mobile subscribers, disruptive ecosystems such as IoT-based applications, and astounding channel capacity requirements to connect trillions of devices are massive challenges of the earlier mobile generations, 5G turned up the...

  • Feature Paper
  • Review
  • Open Access
51 Citations
10,217 Views
22 Pages

Next Generation of SDN in Cloud-Fog for 5G and Beyond-Enabled Applications: Opportunities and Challenges

  • Ehsan Ahvar,
  • Shohreh Ahvar,
  • Syed Mohsan Raza,
  • Jose Manuel Sanchez Vilchez and
  • Gyu Myoung Lee

23 June 2021

In recent years, the number of objects connected to the internet have significantly increased. Increasing the number of connected devices to the internet is transforming today’s Internet of Things (IoT) into massive IoT of the future. It is predicted...

  • Article
  • Open Access
52 Citations
7,233 Views
30 Pages

Explainable Security in SDN-Based IoT Networks

  • Alper Kaan Sarica and
  • Pelin Angin

20 December 2020

The significant advances in wireless networks in the past decade have made a variety of Internet of Things (IoT) use cases possible, greatly facilitating many operations in our daily lives. IoT is only expected to grow with 5G and beyond networks, wh...

  • Article
  • Open Access
8 Citations
4,514 Views
15 Pages

8 October 2021

The increasingly huge amount of device connections will transform the Internet of Things (IoT) into the massive IoT. The use cases of massive IoT consist of the smart city, digital agriculture, smart traffic, etc., in which the service requirements a...

  • Review
  • Open Access
279 Citations
22,965 Views
20 Pages

A Survey of IoT Security Based on a Layered Architecture of Sensing and Data Analysis

  • Hichem Mrabet,
  • Sana Belguith,
  • Adeeb Alhomoud and
  • Abderrazak Jemai

28 June 2020

The Internet of Things (IoT) is leading today’s digital transformation. Relying on a combination of technologies, protocols, and devices such as wireless sensors and newly developed wearable and implanted sensors, IoT is changing every aspect o...

  • Article
  • Open Access
3 Citations
1,561 Views
19 Pages

Random Access Preamble Design for 6G Satellite–Terrestrial Integrated Communication Systems

  • Min Hua,
  • Zhongqiu Wu,
  • Cong Zhang,
  • Zeyang Xu,
  • Xiaoming Liu and
  • Wen Zhou

8 September 2025

Satellite–terrestrial integrated communication systems (STICSs) are envisioned to provide ubiquitous, seamless connectivity in next-generation (6G) wireless communication networks for massive-scale Internet of Things (IoT) deployments. This glo...

  • Article
  • Open Access
4 Citations
2,213 Views
28 Pages

Edge Computing for Smart-City Human Habitat: A Pandemic-Resilient, AI-Powered Framework

  • Atlanta Choudhury,
  • Kandarpa Kumar Sarma,
  • Debashis Dev Misra,
  • Koushik Guha and
  • Jacopo Iannacci

The COVID-19 pandemic has highlighted the need for a robust medical infrastructure and crisis management strategy as part of smart-city applications, with technology playing a crucial role. The Internet of Things (IoT) has emerged as a promising solu...

  • Editorial
  • Open Access
3 Citations
1,768 Views
3 Pages

13 September 2022

Internet of things (IoT) technologies are greatly promoted by the rapidly developed 5G-and-beyond networks, which have spawned diversified applications in the new era including smart homes, digital health, sports training, robotics, human–machi...

  • Article
  • Open Access
65 Citations
8,060 Views
12 Pages

On the 5G and Beyond

  • Mário Marques da Silva and
  • João Guerreiro

12 October 2020

This article provides an overview of the fifth generation of cellular communications (5G) and beyond. It presents the transmission techniques of current 5G communications and those expected of future developments, namely a brief study of non-orthogon...

  • Article
  • Open Access
37 Citations
5,247 Views
21 Pages

Energy-Efficient Hybrid Routing Protocol for IoT Communication Systems in 5G and Beyond

  • Mohammad Baniata,
  • Haftu Tasew Reda,
  • Naveen Chilamkurti and
  • Alsharif Abuadbba

13 January 2021

One of the major concerns in wireless sensor networks (WSNs) is most of the sensor nodes are powered through limited lifetime of energy-constrained batteries, which majorly affects the performance, quality, and lifetime of the network. Therefore, div...

  • Article
  • Open Access
108 Citations
11,629 Views
29 Pages

Computing in the Sky: A Survey on Intelligent Ubiquitous Computing for UAV-Assisted 6G Networks and Industry 4.0/5.0

  • Saeed Hamood Alsamhi,
  • Alexey V. Shvetsov,
  • Santosh Kumar,
  • Jahan Hassan,
  • Mohammed A. Alhartomi,
  • Svetlana V. Shvetsova,
  • Radhya Sahal and
  • Ammar Hawbani

18 July 2022

Unmanned Aerial Vehicles (UAVs) are increasingly being used in a high-computation paradigm enabled with smart applications in the Beyond Fifth Generation (B5G) wireless communication networks. These networks have an avenue for generating a considerab...

  • Review
  • Open Access
1 Citations
3,708 Views
25 Pages

Opportunistic Large Array Propagation Models: A Comprehensive Survey

  • Farhan Nawaz,
  • Hemant Kumar,
  • Syed Ali Hassan and
  • Haejoon Jung

19 June 2021

Enabled by the fifth-generation (5G) and beyond 5G communications, large-scale deployments of Internet-of-Things (IoT) networks are expected in various application fields to handle massive machine-type communication (mMTC) services. Device-to-device...

  • Article
  • Open Access
3 Citations
3,112 Views
18 Pages

A Multi-Agent Reinforcement Learning-Based Grant-Free Random Access Protocol for mMTC Massive MIMO Networks

  • Felipe Augusto Dutra Bueno,
  • Alessandro Goedtel,
  • Taufik Abrão and
  • José Carlos Marinello

The expected huge number of connected devices in Internet of Things (IoT) applications characterizes the massive machine-type communication (mMTC) scenario, one prominent use case of beyond fifth-generation (B5G) systems. To meet mMTC connectivity re...

  • Feature Paper
  • Article
  • Open Access
1 Citations
2,404 Views
10 Pages

Along with the recent advance in wireless networking and data processing technologies, demands for low latency communication (LLC) are increasing in a wide variety of future-driven autonomous applications such as a smart factory, self-driving cars, a...

  • Feature Paper
  • Review
  • Open Access
99 Citations
13,644 Views
16 Pages

Physical Layer Key Generation in 5G and Beyond Wireless Communications: Challenges and Opportunities

  • Guyue Li,
  • Chen Sun,
  • Junqing Zhang,
  • Eduard Jorswieck,
  • Bin Xiao and
  • Aiqun Hu

15 May 2019

The fifth generation (5G) and beyond wireless communications will transform many exciting applications and trigger massive data connections with private, confidential, and sensitive information. The security of wireless communications is conventional...

  • Review
  • Open Access
46 Citations
6,607 Views
30 Pages

A Review of Hybrid VLC/RF Networks: Features, Applications, and Future Directions

  • Lisandra Bravo Alvarez,
  • Samuel Montejo-Sánchez,
  • Lien Rodríguez-López,
  • Cesar Azurdia-Meza and
  • Gabriel Saavedra

30 August 2023

The expectation for communication systems beyond 5G/6G is to provide high reliability, high throughput, low latency, and high energy efficiency services. The integration between systems based on radio frequency (RF) and visible light communication (V...

  • Article
  • Open Access
2 Citations
2,198 Views
20 Pages

Distributed Destination Search Routing for 5G and beyond Networks

  • Abdullah Waqas,
  • Nasir Saeed,
  • Hasan Mahmood and
  • Muhannad Almutiry

8 January 2022

Fifth-generation and beyond networks target multiple distributed network application such as Internet of Things (IoT), connected robotics, and massive Machine Type Communication (mMTC). In the absence of a central management unit, the device need to...

  • Review
  • Open Access
5 Citations
3,672 Views
41 Pages

How Beyond-5G and 6G Makes IIoT and the Smart Grid Green—A Survey

  • Pal Varga,
  • Áron István Jászberényi,
  • Dániel Pásztor,
  • Balazs Nagy,
  • Muhammad Nasar and
  • David Raisz

6 July 2025

The convergence of next-generation wireless communication technologies and modern energy infrastructure presents a promising path toward sustainable and intelligent systems. This survey explores how beyond-5G and 6G communication technologies can sup...

  • Review
  • Open Access
37 Citations
13,996 Views
30 Pages

We describe self-organizing network (SON) concepts and architectures and their potential to play a central role in 5G deployment and next-generation networks. Our focus is on the basic SON use case applied to radio access networks (RAN), which is sel...

  • Article
  • Open Access
1,521 Views
21 Pages

7 May 2025

In 5G-and-beyond (B5G) Internet of Things (IoT) networks, the integration of intelligent reflecting surfaces (IRSs) with millimeter-wave (mmWave) multiple-input multiple-output (MIMO) techniques can significantly improve signal quality and increase n...

  • Article
  • Open Access
1,687 Views
24 Pages

6 April 2024

The paradigm of the Next Generation cellular network (6G) and beyond is machine-type communications (MTCs), where numerous Internet of Things (IoT) devices operate autonomously without human intervention over wireless channels. IoT’s autonomous...

  • Review
  • Open Access
124 Citations
12,726 Views
23 Pages

Survey on Intelligence Edge Computing in 6G: Characteristics, Challenges, Potential Use Cases, and Market Drivers

  • Ahmed Al-Ansi,
  • Abdullah M. Al-Ansi,
  • Ammar Muthanna,
  • Ibrahim A. Elgendy and
  • Andrey Koucheryavy

30 April 2021

Intelligence Edge Computing (IEC) is the key enabler of emerging 5G technologies networks and beyond. IEC is considered to be a promising backbone of future services and wireless communication systems in 5G integration. In addition, IEC enables vario...

  • Review
  • Open Access
126 Citations
14,177 Views
30 Pages

20 December 2021

For many applications deployed in manufacturing networks, communication latency has been a significant barrier. Despite the constant development of improved communication protocols and standards during Industry 4.0, the latency problem persists, lowe...

  • Review
  • Open Access
76 Citations
15,206 Views
35 Pages

6G—Enabling the New Smart City: A Survey

  • Maurizio Murroni,
  • Matteo Anedda,
  • Mauro Fadda,
  • Pietro Ruiu,
  • Vlad Popescu,
  • Corneliu Zaharia and
  • Daniele Giusto

30 August 2023

Smart cities and 6G are technological areas that have the potential to transform the way we live and work in the years to come. Until this transformation comes into place, there is the need, underlined by research and market studies, for a critical r...

  • Article
  • Open Access
1,084 Views
17 Pages

A Convolution-Based Coding Metasurface for Wide-Angle Beam Steering for Enhanced 5G Wireless Communications

  • Jing Wang,
  • Yan Chen,
  • Benxian Wang,
  • Xin Liu,
  • Junfei Gao,
  • Qi Xue and
  • Xiaojun Huang

23 April 2025

With the rapid development of 5G communication technology, there is an increasing demand for high-performance antennas and beam control technologies, making the development of novel metamaterial structures capable of precise electromagnetic wave mani...

  • Review
  • Open Access
8 Citations
3,034 Views
43 Pages

21 November 2024

The rapid evolution of smart cities relies heavily on advancements in wireless communication systems and extensive IoT networks. This paper offers a comprehensive review of the critical role and future potential of integrating unmanned aerial vehicle...

  • Perspective
  • Open Access
1,142 Views
25 Pages

Background: Immersive Virtual Reality (IVR) is gaining increasing relevance in the field of mental health as a tool for therapeutic simulation and embodied experience. However, most existing VR applications are grounded in cognitive–behavioral...

  • Article
  • Open Access
14 Citations
3,813 Views
13 Pages

8 November 2021

The article mainly presents that a simple antenna structure with only two branches can provide the characteristics of dual-band and wide bandwidths. The recommended antenna design is composed of a clockwise spiral shape, and the design has a gradual...

  • Article
  • Open Access
7 Citations
4,092 Views
18 Pages

31 May 2025

Ultra-reliable low-latency communication (URLLC) is a cornerstone of beyond 5G and future 6G networks, particularly for mission-critical applications such as the healthcare Internet of Things. In applications such as remote surgery, emergency service...

  • Article
  • Open Access
3 Citations
2,460 Views
33 Pages

31 December 2023

The Internet of Things (IoT) is one of the most important wireless sensor network (WSN) applications in 5G systems and requires a large amount of wireless data transmission. Therefore, massive multiple-input multiple-output (M-MIMO) has become a cruc...

  • Feature Paper
  • Review
  • Open Access
38 Citations
12,463 Views
36 Pages

6 September 2021

The Tactile Internet (TI) is an emerging area of research involving 5G and beyond (B5G) communications to enable real-time interaction of haptic data over the Internet between tactile ends, with audio-visual data as feedback. This emerging TI technol...

  • Article
  • Open Access
9 Citations
3,411 Views
17 Pages

Multi-IRS-Assisted mmWave UAV-BS Network for Coverage Extension

  • Sota Yamamoto,
  • Jin Nakazato and
  • Gia Khanh Tran

21 March 2024

In the era of Industry 5.0, advanced technologies like artificial intelligence (AI), robotics, big data, and the Internet of Things (IoT) offer promising avenues for economic growth and solutions to societal challenges. Digital twin technology is imp...

  • Review
  • Open Access
897 Views
47 Pages

Navigating the Future of Education: A Review on Telecommunications and AI Technologies, Ethical Implications, and Equity Challenges

  • Christos Koukaras,
  • Stavros G. Stavrinides,
  • Euripides Hatzikraniotis,
  • Maria Mitsiaki,
  • Paraskevas Koukaras and
  • Christos Tjortjis

1 January 2026

The increasing integration of Artificial Intelligence (AI) in education (AIEd) and its dependence on contemporary communication infrastructures (5G/6G, the Internet of Things (IoT), and Multi-Access Edge Computing (MEC)) has prompted a surge of resea...

  • Article
  • Open Access
5 Citations
2,246 Views
14 Pages

Energy Consumption Analysis for Continuous Phase Modulation in Smart-Grid Internet of Things of beyond 5G

  • Hongjian Gao,
  • Yang Lu,
  • Shaoshi Yang,
  • Jingsheng Tan,
  • Longlong Nie and
  • Xinyi Qu

15 January 2024

Wireless sensor network (WSN) underpinning the smart-grid Internet of Things (SG-IoT) has been a popular research topic in recent years due to its great potential for enabling a wide range of important applications. However, the energy consumption (E...

  • Perspective
  • Open Access
5 Citations
3,978 Views
15 Pages

26 December 2024

Technological advancements in mechanized food production have expanded markets beyond geographical boundaries. At the same time, the risk of contamination has increased severalfold, often resulting in significant damage in terms of food wastage, econ...

  • Concept Paper
  • Open Access
2 Citations
3,074 Views
17 Pages

The Smart Drifter Cluster: Monitoring Sea Currents and Marine Litter Transport Using Consumer IoT Technologies

  • Silvia Merlino,
  • Vincenzo Calabrò,
  • Carlotta Giannelli,
  • Lorenzo Marini,
  • Marco Pagliai,
  • Lorenzo Sacco and
  • Marco Bianucci

9 June 2023

The study of marine Lagrangian transport holds significant importance from a scientific perspective as well as for practical applications such as environmental-pollution responses and prevention (e.g., oil spills, dispersion/accumulation of plastic d...

  • Article
  • Open Access
28 Citations
5,887 Views
18 Pages

16 August 2019

5G and beyond networks are being designed to support the future digital society, where numerous sensors, machinery, vehicles and humans will be connected in the so-called Internet of Things (IoT). The support of time-critical verticals such as Indust...

  • Article
  • Open Access
1 Citations
1,293 Views
29 Pages

17 December 2024

As proximity-aware services among devices such as sensors, IoT devices, and user equipment are expected to facilitate a wide range of new applications in the beyond 5G and 6G era, managing heterogeneous environments with diverse node capabilities bec...

  • Article
  • Open Access
12 Citations
5,510 Views
24 Pages

MEC/Cloud Orchestrator to Facilitate Private/Local Beyond 5G with MEC and Proof-of-Concept Implementation

  • Jin Nakazato,
  • Zongdian Li,
  • Kazuki Maruta,
  • Keiichi Kubota,
  • Tao Yu,
  • Gia Khanh Tran,
  • Kei Sakaguchi and
  • Soh Masuko

8 July 2022

The emergence of 5G-IoT opens up unprecedented connectivity possibilities for new service use cases and players. Multi-access edge computing (MEC) is a crucial technology and enabler for Beyond 5G, supporting next-generation communications with servi...

  • Feature Paper
  • Article
  • Open Access
5 Citations
6,354 Views
25 Pages

Multi-Domain Communication Systems and Networks: A Tensor-Based Approach

  • Divyanshu Pandey,
  • Adithya Venugopal and
  • Harry Leib

7 July 2021

Most modern communication systems, such as those intended for deployment in IoT applications or 5G and beyond networks, utilize multiple domains for transmission and reception at the physical layer. Depending on the application, these domains can inc...

  • Article
  • Open Access
6 Citations
2,444 Views
16 Pages

Non-orthogonal multiple access (NOMA) is playing a pivotal role in 5G technology and has the potential to be useful in future developments beyond 5G. Although the effectiveness of NOMA has largely been explored in the sum throughput maximization, the...

  • Article
  • Open Access
23 Citations
5,990 Views
33 Pages

Comparison of Deep Learning Models for Multi-Crop Leaf Disease Detection with Enhanced Vegetative Feature Isolation and Definition of a New Hybrid Architecture

  • Sajjad Saleem,
  • Muhammad Irfan Sharif,
  • Muhammad Imran Sharif,
  • Muhammad Zaheer Sajid and
  • Francesco Marinello

27 September 2024

Agricultural productivity is one of the critical factors towards ensuring food security across the globe. However, some of the main crops, such as potato, tomato, and mango, are usually infested by leaf diseases, which considerably lower yield and qu...

  • Article
  • Open Access
62 Citations
15,967 Views
24 Pages

Quality of Service (QoS) Performance Analysis in a Traffic Engineering Model for Next-Generation Wireless Sensor Networks

  • Tehseen Mazhar,
  • Muhammad Amir Malik,
  • Syed Agha Hassnain Mohsan,
  • Yanlong Li,
  • Inayatul Haq,
  • Sara Ghorashi,
  • Faten Khalid Karim and
  • Samih M. Mostafa

14 February 2023

Quality of Service (QoS) refers to techniques that function on a network to dependably execute high-priority applications and traffic reliably run high-priority applications and traffic even when the network’s capacity is limited. It is expecte...

  • Article
  • Open Access
1,078 Views
29 Pages

25 September 2025

As 5G and beyond networks grow in heterogeneity, complexity, and scale, traditional Intrusion Detection Systems (IDS) struggle to maintain accurate and precise detection mechanisms. A promising alternative approach to this problem has involved the us...

  • Review
  • Open Access
1,266 Views
34 Pages

Cybersecurity in Smart Grids: A Domain-Centric Review

  • Sahithi Angara,
  • Laxima Niure Kandel and
  • Raju Dhakal

14 December 2025

The modern power grid is considered a Smart Grid (SG) when it relies extensively on technologies that integrate traditional power infrastructure with Information and Communication Technologies (ICTs). The dependence on Internet of Things (IoT)-based...