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Publications related to 5G (10,000)
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Article
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MXene, as a rising star of two-dimensional (2D) materials, has been widely applied in fields of microwave absorption and electromagnetic shielding to cope with the arrival of the 5G era. However, challenges arise due to the excessively high permittivity and the difficulty of surface modification of few-layered MXenes severely, which infect the micr...
Conference Paper
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Network Slicing (NS) is a predominant technology in future telecommunication networks, including Fifth Generation (5G), which supports the realization of heterogeneous applications and services. It allows the allocation of a dedicated logical network slice of the physical network to each application. Security is one of the paramount challenges in a...
Article
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With rapid development of 5G communication technologies, electromagnetic interference (EMI) shielding for electronic devices has become an urgent demand in recent years, where the development of corresponding EMI shielding materials against detrimental electromagnetic radiation plays an essential role. Meanwhile, the EMI shielding materials with hi...
Article
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Mobile devices, sensors, 5G networks, digital platforms and data marketplaces provide emerging possibilities for smart cities and data business. This paper introduces a novel Data Market Simulation (DMS) approach that assists data suppliers in the following: optimising vehicle-based supply of sellable data and creation of value from data; evaluatin...
Poster
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Dear Colleagues, Big data analysis is enabling researchers and data scientists to extract useful information and knowledge to make new discoveries and support decision-making processes. To this end, the use of advanced and scalable algorithms, along with parallel programming frameworks and high-performance computers, is commonly used to solve big...
Article
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The rapid development of aerospace weapons and equipment, wireless base stations and 5G communication technologies has put forward newer and higher requirements for the comprehensive performances of polymer-based electromagnetic interference (EMI) shielding composites. However, most of currently prepared polymer-based EMI shielding composites are s...
Article
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With the advent of the 5G era and the rise of the Internet of Things, various sensors have received unprecedented attention, especially wearable and stretchable sensors in the healthcare field. Here, a stretchable, self-healable, self-adhesive, and room-temperature oxygen sensor with excellent repeatability, a full concentration detection range (0-...
Article
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The COVID-19 pandemic has resulted in nosocomial transmission of COVID-19 within hospitals and other healthcare settings such as residential homes and primary care settings. Here, we discuss how a 5G network can be used to reduce such infections. Wen et al. discuss how implementing a 5G network in hospitals can be used to reduce nosocomial infectio...
Article
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Channel state information (CSI) acquisition at the transmitter side is a major challenge in massive MIMO systems for enabling high-efficiency transmissions. To address this issue, various CSI feedback schemes have been proposed, including limited feedback schemes with codebook-based vector quantization and explicit channel matrix feedback. Owing to...
Preprint
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5G has achieved large-scale commercialization across the world and the global 6G research and development is accelerating.To support more new use cases, 6G mobile communication systems should satisfy extreme performance requirements far beyond 5G. The physical layer key technologies are the basis of the evolution of mobile communication systems of...
Conference Paper
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The proposed intelligent reflective surface (IRS) is presented to compensate for the path loss and enhance the coverage of 5G networks at mm-wave band. A (π) shaped element with variable-sized dipoles, distributed in a certain way to maintain a phase length curve over 340° in the range of 23- 27 GHz, is addressed in this work. The proposed structur...
Article
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Enforcing network slice isolation in 5G Radio Access Networks (RANs) can degrade a network slicing solution’s ability to efficiently support different types of traffic. In addition, competing virtual network operators may share one network infrastructure that forces network slicing solutions to provide fair treatment between them. This work present...
Article
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Multi-access edge computing (MEC) is a key enabler to fulfill the promises of a new generation of immersive and low-latency services in 5G and Beyond networks. MEC represents a defining function of 5G, offering significant computational power at a reduced latency, allowing to augment the capabilities of user equipments while preserving their batter...
Article
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In this letter, design and characterization of an antenna fabricated using the three‐dimensional star used in the epaulets of defense personnel are presented for its use in sub‐6 GHz 5G communication. Initially, the star antenna is designed and simulated using CST Microwave Studio by choosing its dimension in accordance with those in the epaulets....
Article
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This study presents an electrically small antenna loaded with a parasitic loop resonator for dual‐band operations. The proposed configuration covers 2.4 GHz Bluetooth/Wi‐Fi, 5G new radio (n79), and 5 GHz WLAN bands. In this study, a coplanar waveguide (CPW) feed L‐shaped driven element is capacitively coupled with a parasitic loop resonator to get...
Article
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5G cellular network is becoming a preferred technology for communication in deployments of the Internet of Things (IoT). However, 5G cellular network is essentially designed for cellular communication. Therefore, there are several areas in IoT over 5G cellular network, where there is scope for further improvement. One such area is development of ef...
Conference Paper
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Enquanto os trabalhos de especificação, pesquisa e desenvolvimento para as redes 6G já se iniciam, a implantação das redes 5G já é realidade em alguns países. Uma das novidades do 5G é o MMTC (Massive Machine-Type Communication), que permitirá até 1 milhão de dispositivos conectados transmitindo pequenas quantidades de dados a baixas taxas de trans...
Conference Paper
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5G New Radio (NR) takes multi-carrier wave-form orthogonal frequency division multiplexing with cyclic prefix (CP-OFDM) with high spectral efficiency (SE) as the core waveform, and only supports single-carrier wave-form discrete Fourier transform spreading OFDM (DFT-s-OFDM) with high power efficiency (PE) when uplink coverage is limited. 5G Evoluti...
Article
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Device-to-device (D2D) is a fifth-generation (5G) network's key technology, which allows devices in proximity to communicate one-to-one without a base station (BS). Moreover, it ameliorates channel gain, communication latency, energy efficiency, and spectral efficiency. However, mitigating interference (D2D and cellular mobile users (CMUs)) and eav...
Article
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Heterogeneous networks (HetNets) have been a trending topic of interest for researchers in 5G technology. A HetNet structure comprises a macro cell network assisted by small cell networks such as pico cells and femto cells. This additional hardware ensures distribution of the user equipment (UE) load of the main base station (MBS) at the cost of a...
Article
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The fifth generation of mobile technology is referred to as “5G.” 5G refers to the next significant phase of mobile communications standards after the upcoming 4G standards. With 5G technology, the bulk of high‐bandwidth consumers would be able to use their phones in innovative ways. When 5G is pushed over a VOIP‐enabled device, individuals encount...
Article
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A low‐profile eight‐element printed dipole antenna (PDA) array backed by broadband rhomboid artificial magnetic conductor (AMC) is introduced for wireless communication systems. By loading a 4 × 27 AMC reflector into the eight‐element array of PDA, a low‐profile wideband structure with enhanced radiation properties is achieved. The measured S param...
Article
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This paper presents a wideband circularly polarized (CP) multibeam antenna array, which is with full azimuth scanning capability and operates in Ka band for 5G applications. It adopts a circular array configuration and consists of 18 elements with a simple structure. Regarding to each element, it is fed by a 90° bent rectangular waveguide and emplo...
Article
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Operating frequencies and isolation are two critical parameters for 5G smartphone antennas. However, most of the existing decoupling methods will cause the unexpected variations on the performance of antenna element, such that the designers have to spend a lot of time to adjust the configuration of antenna element again and again for the purpose of...
Article
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A 16‐port dual‐band multiple‐input multiple‐output (MIMO) antenna array with high isolation is proposed. To obtain decent isolations, not only a high‐isolated antenna block composed of dipole antenna and slot antenna is designed, but also the mutual coupling between blocks is analyzed and reduced. The isolations of better than 17 and 24.2 dB across...
Article
Full-text available
New Radio Access Technology 3GPP New Radio has become the fundamental wireless technology in the fifth-generation networks, which allows us to achieve high data rates due to the ability to work in the millimeter-wave band. But the key feature and the main problem of 5G New Radio networks is that people themselves, cars, buildings, etc. are signal b...
Article
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A low‐profile self‐hexplexing antenna based on the multimode substrate integrated waveguide (SIW) cavity is presented for mobile terminal applications. It has three feeding ports, each of which can generate two resonant modes. Taking the advantage of the truncated SIW resonant cavity, the footprint of the antenna remains compact in the multiple fun...
Article
Full-text available
This article presents an electronically beam‐switching conformal microstrip array antenna for 5G applications. The 1 × 2 array microstrip antenna is used as a radiating element. They are placed on a hexagonal shape‐holding structure to form the conformal geometry. The radiating elements are excited with a six‐faced feeding network. It consists of o...
Article
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In this article, a novel miniaturized antipodal Vivaldi antenna (AVA) is proposed with significant improvement in the back and sidelobe levels (SLLs) to mitigate their adverse effect on the communication system components. The proposed AVA enhances SLL up to −5.7 dB and front to back ratio (FBR) to 20.2 dB. These improvements are accomplished by an...
Article
Full-text available
To meet the needs of 5G communication and protect power amplifiers from the reflected energy interference, a broadband absorptive filtering antenna (AFA) covering N77 band (3.3–4.2 GHz) is designed, and further applied to a multi‐input multi‐output (MIMO) array. The presented AFA element realizes a wide range of reflectionless all‐pass characterist...
Article
Full-text available
With the development of mobile network and the continuous improvement of network speed, the pressure of network traffic is becoming more and more prominent. In this context, the design of the fifth generation (5G) communication networks has become one of the key issues considered by operators. This paper studies a new open wireless access network a...
Article
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Slot antenna based on microstrip line and waveguide is a popular design for future 5G antennas. To improve performance of slot antenna, a high‐gain wideband slot antenna based on integrated substrate gap waveguide (ISGW) is presented, in which a stepped impedance feeding line is adopted to broaden bandwidth, and ISGW is used to increase gain. First...
Article
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This paper presents a broadband power amplifier (PA) based on a bandpass filtering (BPF) matching network. Terminated coupled line structure (TCLS) is employed to realize the broadband BPF matching network and ensure high selectivity, which also can achieve impedance transformation for PA. In addition, a harmonic control network is added in front o...
Book
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This reference text will benefit readers in enhancing their understanding of the recent technologies, protocols, and challenges in various stages of development of wireless communication and networking. The text discusses the cellular concepts of 4G, 5G, and 6G along with their challenges. It covers topics related to vehicular technology, wherein...
Research
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The demand for high data rates, combined with the exponential growth of mobile data trafficking, and has prompted the use of millimeter-wave (mm-wave) spectrum for 5G mobile communication. So, for constructive assessment, this study employed various research publications, institutional reports, and other materials given at the conference. This surv...
Article
Full-text available
This article presents a planar four-port microstrip line-fed Multiple-Input Multiple-Output (MIMO) antenna operating at 5G millimeter-wave candidate bands of 28 GHz and 38 GHz. A rectangular-shaped patch antenna is designed as a main radiator to obtain a resonance at 28 GHz. Etching of a single-element split-ring resonator (SRR) metamaterial unit c...
Article
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Dense LiF ceramics have been successfully prepared via a cold sintering process (100 °C ≤ T ≤ 200 °C, 150 MPa ≤ P ≤ 600 MPa) and following post-annealing treatment at 800 °C. Outstanding microwave dielectric properties (εr = 8.56, Qf = 143,000 GHz, and τf = − 137 ppm/°C) are obtained in LiF ceramics cold sintered at 600 MPa/100 °C. The low sinterin...
Article
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5G is the modern day era of radio networks and Community era to be added from 2020. Manufacturers of world Community hardware and providers of telecommunications are designing 5G technology. The paper highlights the improvement cease evolution of various generations of cell wi-fi era in conjunction with their benefits and downsides over every diffe...
Article
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This paper presents a low-cost, compact, multibeam planar antenna system with a wide ±138◦ beam coverage angle at 28 GHz for 5G applications. The proposed microstrip based design includes two branch-line couplers and a Butler matrix with 2 × 10 and 4 × 10 series-fed array antennas. Unlike the conventional 4×4 Butler matrix and branch-line coupler,...
Article
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This paper aims to design an inset-fed microstrip patch antenna (MPA) to increase the bandwidth and return losses which can be used for 5G applications. Impedance matching has been achieved through inset feed. The proposed antenna uses RT-Duroid with dielectric constant of 2.2 and height of 0.416 mm as a substrate material. To meet the stringent re...
Article
Full-text available
Vehicular cloud computing (VCC) is a promising paradigm for efficiently utilizing and sharing computing and storage resources on vehicles. However, the network topology and the available computing resources change rapidly due to vehicular mobility. In this paper, we study the task offloading problem in the vehicular cloud (VC), in which computing m...
Article
Full-text available
SNOW-V is a stream cipher recently designed for the 5G communication systems. This paper proposes two efficient algorithms to evaluate precise correlations of SNOW-V’s two main nonlinear components, fully considering the linear hull effects. Based on these algorithms, we can efficiently find more high-correlation linear approximations than before....
Article
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The current research analysed the existing literature on the electromagnetic spectrum influences and made significant contributions in the perspective of the ongoing insinuations of electromagnetic frequency radiation emitted from the novel 5G network technology installations. In this case, the contemporary 5G network technology was tested along AN...
Article
Full-text available
A compact 5G wideband antenna for body-centric network (BCN) operating on Ka band has been presented in this paper. The design of the antenna consists of a very simple key-shaped radiator patch with a vertical slot for better impedance matching. The antenna was designed and simulated with the help of the Computer Simulation Technology (CST) Microwa...
Technical Report
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The MAR107Y Hydrone Patrol was designed and built by Dr. Mario Arturo Ruiz Estrada and Mr. Louis Yong Yoon Meng. The MAR107Y Hydrone Patrol is using three different materials such as steel and PVC pipes. The structure of MAR107Y Hydrone Patrol makes possible missions of rescue, Patrol, natural disasters rescue, and scanning underwater. The MAR107Y...
Article
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Reliable and efficient delivery of diverse services with different requirements is among the main challenges of IoT systems. The challenges become particularly significant for IoT deployment in larger areas and high-performance services. The low-rate wireless personal area networks, as standard IoT systems, are well suited for a wide range of multi...
Preprint
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A arquitetura de rede 5G traz novos desafios em segurança cibernética quando comparada às redes legadas, cujo histórico demonstra vulnerabilidades em comunicações fim-a-fim. Nesse contexto, esse trabalho apresenta uma breve discussão sobre os aspectos de segurança cibernética em redes 5G relacionados à autenticação de assinante por meio de criptogr...
Article
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Handling constraints imposed on physical dimensions of microwave circuits has become an important design consideration over the recent years. It is primarily fostered by the needs of emerging application areas such as 5G mobile communications, internet of things, or wearable/implantable devices. The size of conventional passive components is determ...
Conference Paper
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Currently, world is facing COVID-19 pandemic where a huge number of people gets affected each day and dies. Various symptoms are visible in a COVID-19 affected patient. One of them is short and long-term effect on lung. Hence, in this situation conventionally people are using X-ray to detect lung affection. In this paper, the proposed antenna will...
Preprint
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The fast integration of 5G communication, Artificial Intelligence (AI), and Internet-of-Things (IoT) technologies is envisioned to enable Next Generation Networks (NGNs) for diverse smart services and user-defined applications for Smart Cities. However, it is still challenging to build a scalable and efficient infrastructure that satisfies the vari...
Book
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In the digital era and technological developments like now, the flow of information goes so fast, internet technology has changed one's view of getting information, including in the world of business accounting. Technological developments change business, making the number of human resources needed in business, including accounting staff, not many....
Article
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Unmanned Aerial Vehicles (UAVs) are becoming increasingly popular these days. One among the major technological developments of today are UAVs or drones. The coordination and coverage capabilities of large clusters of UAVs, or their cooperative capabilities for such goals as terrain mapping, make them of particular interest. This paper explores the...
Conference Paper
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A wideband LNTA based on cascode inverters is presented, suitable for 5G Sub-6GHz applications. Cascode technique improves the bandwidth, reverse isolation and output impedance. Noise canceling(NC) technology and the new derivative superposition method are adopted to achieve better noise and linearity, respectively. Intrinsic second-order input imp...
Preprint
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The rolling-out of 5G antennas over the territory is a fundamental step to provide 5G connectivity. However, little efforts have been done so far on the exposure assessment from 5G cellular towers over young people and “sensitive” buildings like schools and medical centers. The goal of this article is therefore to provide a sound methodology for th...
Article
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The millimeter-wave spectrum is deemed as an attractive solution to deal with the urgency of the high-data-rate needed to construct the 5G technology systems. Accordingly, this research work presents a high-isolation ultra-wideband dual-port MIMO antenna, and operates at the pioneer 28 GHz band for millimeter-wave 5G applications. The individual an...
Article
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The preceding decade has seen successful rollout of 5G and convergence of broadcast broadband and telecom sector. The near future bandwidth demands for services such as advanced immersive multimedia are even more challenging. This has led to advent of 6G. The access technologies need to provide virtually unlimited data rates to support majority of...