Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 27 for “"5G and beyond"”.
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Interference Avoidance and Mitigation in 5G and Beyond Networks
… dense deployments, heterogeneous spectrum usage, and adversarial conditions. This thesis investigates two complementary approaches for mitigating interference in the fifth-generation (5G) cellular networks and beyond. One which avoids interference altogether through frequency agility and the other …
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Design and Optimization of 5G and Beyond Hybrid Communication Systems
5G and beyond communication systems are envisaged to fulfill three key promises that enable novel use cases and applications such as telemedicine, augmented reality/virtual reality (AR/VR), smart manufacturing, autonomous vehicles (AVs), etc. These three key promises are i) Enhanced mobile …
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Lithium niobate RF-MEMS oscillators for IoT, 5G and beyond
This dissertation focuses on the design and implementation of lithium niobate (LiNbO3) radiofrequency microelectromechanical (RF-MEMS) oscillators for internet-of-things (IoT), 5G and beyond. The dissertation focuses on solving two main problems found nowadays in most of the published works: the …
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Radio resource management techniques for industrial IoT in 5G-and beyond networks
Fifth generation 5G and beyond wireless technologies are expected to support Quality of Service/Experience (QoS/QoE) requirements of new and emerging Internet of Things (IoT) applications and services. Smart manufacturing is one of the target verticals for 5G-and-beyond networks. Device-to-Device …
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Multiuser Diversity Management for Multicast/Broadcast Services in 5G and Beyond Networks
The envisaged fifth-generation (5G) and beyond networks represent a paradigm shift for global communications, offering unprecedented breakthroughs in media service delivery with novel capabilities and use cases. Addressing the critical research verticals and challenges that characterize the …
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On Applications of Machine Learning In IRS NOMA Architectures For 5G and Beyond
L'abstract è presente nell'allegato / the abstract is in the attachment
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Simulation, Design and Implementation of Antenna for 5G and beyond Wave Communication. Simulation, Design, and Measurement of New and Compact Antennas for 5G and beyond and Investigation of Their Fundamental Characteristics
The fifth generation (5G) has developed a lot of interest, and there have been many reported initiatives in both industry and academics. Multiple-input-multiple-output (MIMO) is the most promising wireless access technique for next-generation networks in terms of spectral and energy efficiency …
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Multiple Target Tracking in Experimental Multistatic MIMO mmWave Radar Sensor Networks
… awareness of non-collaborative targets within 5G and beyond systems is becoming ever more prominent. This paper presents a passive, hardware-agnostic multiple target tracking (MTT) system that addresses the shortcomings in current wireless position technology and is capable of seamlessly …
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Towards Efficient Network Management and Optimisation for Next-Generation O-RAN
In the rapidly evolving landscape of 5G and beyond networks, intelligent traffic management and resource allocation have become critical challenges that demand sophisticated technological interventions. This doctoral research presents a comprehensive approach to enhancing \ac{RAN} performance …
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Performance Modeling, Design, and Analysis of Large Scale Terahertz Networks
Multi-band and multi-tier heterogeneous networks have been considered as a key technology to meet the requirements of the future wireless networks; that is, 5G and beyond. In this dissertation, I studied heterogeneous cellular networks consisting of two tiers, where tier 1 is composed of small base …
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Scalable and Reconfigurable True-Time Delay Line for Integrated Radio-Frequency Recurrent Neural Processors
This paper presents a scalable and tunable delay-line architecture for analog recurrent neural networks (RNNs) operating directly in the RF-domain. Previous research has shown the RF-domain RNNs are capable of performing real-time anomaly detection in wireless systems while reducing the inference …
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Dynamic Metasurface Grouping for IRS Optimization in Massive MIMO Communications
… (LOS) channel between the base station (BS) and user is blocked. IRSs use implementable optimized phase shifts that beamform a reflected signal around channel blockages, and because they are passive devices, they have the benefit of having low cost and low power consumption. Previous works …
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Reconfigurable and Interference-Tolerant Receivers for Next Generation Wireless Systems
… offers significant hardware efficiency for 5G systems. However, addressing strong interferers in this wide and congested spectrum remains a major design challenge. N-path filters offer a promising solution for efficiently suppressing interference, thanks to their clock-controlled …
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FPGA Reservoir Computing Networks for Dynamic Spectrum Sensing
The rise of 5G and beyond systems has fuelled research in merging machine learning with wireless communications to achieve cognitive radios. However, the portability and limited power supply of radio frequency devices limits engineers' ability to combine them with powerful predictive models. This …
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Applications of Artificial Intelligence to Electromagnetism and Indoor Wireless Networks
Fifth-generation (5G) and beyond (B5G) mobile networks are anticipated to revolutionise the structure of the wireless ecosystem and support a set of highly heterogeneous applications, handing a substantially larger volume of mobile traffic with diverse requirements in terms of bandwidth, …
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A new optimization uniformity for indoor visible light communication systems using optical attocells configuration
The demand for high data rate, capacity, increasing user mobility as well as low power consumption is increasing daily, where it is considered as main the challenges facing the radio frequency (RF) technology. Therefore, an alternative technology called visible light communications (VLC) was …
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Improving the planning and deployment of wireless networks via the application of deep learning
Fifth-generation (5G) and beyond (B5G) wireless communication networks are poised to transform the landscape of modern communication systems. In addition to providing conventional services offered by legacy wireless networks, 5G/B5G systems are expected to support an increasingly diverse set of …
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Online Learning for Resource Allocation in Wireless Networks: Fairness, Communication Efficiency, and Data Privacy
As the Next-Generation (NextG, 5G and beyond) wireless network supports a wider range of services, optimization of resource allocation plays a crucial role in ensuring efficient use of the (limited) available network resources. Note that resource allocation may require knowledge of network …
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Advanced Orthogonal Frequency-Division Multiplexing Systems with Cyclic Prefix-Less Multiple-Input and Multiple-Output Discrete Fourier Transform Spreading and Unmanned Aerial Vehicles-Assisted Cyclic Postfixed Windowed Schemes
… of spectrally efficient 5th Generation (5G)/Beyond 5G (B5G) systems, minimization of Peak-to-Average Power Ratio (PAPR) of the time domain Orthogonal Frequency-Division Multiplexing (OFDM)/Cyclic Prefix (CP)-less OFDM signal and reduction of baseband signal Out-of-Band (OOB) spectral …
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AI-Enabled and Integrated Sensing-Based Beam Management Strategies in Open RAN
… wave (mmWave) turns efficient beamforming and beam management procedures into key enablers for 5th Generation (5G) and Beyond 5G (B5G) mobile networks. Recent research has sought to optimize beam management in modern Radio Access Network (RAN) architectures, where open, virtualized, …
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