Reconfigurable intelligent surfaces wireless (18 Ergebnisse)

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Paperback. Zustand: Brand New. 66 pages. 9.25x6.10x0.14 inches. In Stock.

Taschenbuch. Zustand: Neu. Druck auf Anfrage Neuware - Printed after ordering - This book presents the intersection of two dynamic fields: Reinforcement Learning (RL) and RIS- Assisted Wireless Communications. With an emphasis on both discrete and continuous problems, it introduces a comprehensive overview of RL techniques and their applications in the evolving world of RIS-assisted wireless communications. Chapter 1 introduces the fundamentals of RL and deep RL (DRL), providing a solid foundation for understanding subsequent chapters. It also presents the Q-learning, deep Q-learning, and deep deterministic policy gradient algorithms. Chapter 2 provides a holistic overview of RIS-assisted systems and details several use cases in wireless communications. Then, Chapters 3 and 4 present various applications of the discrete and continuous DRL to RIS-assisted wireless communications. From maximizing the sum-rate to minimizing, the system resources and maximizing the energy efficiency. These chapters showcase the versatility of the DRL algorithms in tackling arange of challenges. This book concludes with Chapter 5, which introduces the challenges and future directions in this field. It explores the particulars of hyperparameter tuning, problem design, and complexity analysis, while also highlighting the potential of hybrid DRL, multi-agent DRL, and transfer learning techniques for advancing wireless communication systems.Optimizing RIS-Assisted Wireless Systems requires powerful algorithms to cope with the dynamic propagation environment. DRL is envisioned as one of the key enabling techniques to exploit the full potential of RIS-Assisted Wireless Communication Systems. It empowers these systems to intelligently adapt to dynamic wireless environments, maximize performance metrics, and adjusts their configurations to accommodate diverse use cases efficiently.This book serves as a valuable resource, shedding light on the potential of DRL to optimize RIS-Assisted Wireless Communication, enabling researchers, engineers, advanced level students in computer science and electrical engineering and enthusiasts to grasp the intricacies of this topic. It offers a comprehensive understanding of the principles, applications, and challenges, making it a reference to recognize the full potential of the RIS technology in modern wireless communication systems.…

Taschenbuch. Zustand: Neu. Reinforcement Learning for Reconfigurable Intelligent Surfaces | Assisted Wireless Communication Systems | Alice Faisal (u. a.) | Taschenbuch | SpringerBriefs in Computer Science | ix | Englisch | 2024 | Springer | EAN 9783031525537 | Verantwortliche Person für die EU: Springer Verlag GmbH, Tiergartenstr. 17, 69121 Heidelberg, juergen[dot]hartmann[at]springer[dot]com | Anbieter: preigu. …

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HRD. Zustand: New. New Book. Shipped from UK. Established seller since 2000.

Zustand: New. In English.

Zustand: New. In English.

Gebunden. Zustand: New. Muhammad Ali Imran, Professor of Communication Systems in University of Glasgow, Dean University of Glasgow UESTC and Head of Communications, Sensing and Imaging Group.Lina Mohjazi, Lecturer, with the James Watt School of Engineering, University of Glasgow..

Hardcover. Zustand: Brand New. 304 pages. 9.25x6.30x0.87 inches. In Stock.

Zustand: New. 2023. 1st Edition. Hardcover. . . . . . Books ship from the US and Ireland.

Buch. Zustand: Neu. Neuware - Intelligent Reconfigurable Surfaces (IRS) for Prospective 6G Wireless NetworksAuthoritative resource covering preliminary concepts and advanced concerns in the field of IRS and its role in 6G wireless systemsIntelligent Reconfigurable Surfaces (IRS) for Prospective 6G Wireless Networks provides an in-depth treatment of the fundamental physics behind reconfigurable metasurfaces, also known as intelligent reflecting surfaces (IRS), and outlines the research roadmap towards their development as a low-complexity and energy-efficient solution aimed at turning the wireless environment into a software-defined entity.The text demonstrates IRS from different angles, including the underlying physics, hardware architecture, operating principles, and prototype designs. It enables readers to grasp the knowledge of the interplay of IRS and state-of-the-art technologies, examining the advantages, key principles, challenges, and potential use-cases. Practically, it equips readers with the fundamental knowledge of the operational principles of reconfigurable metasurfaces, resulting in its potential applications in various intelligent, autonomous future wireless communication technologies.To aid in reader comprehension, around 50 figures, tables, illustrations, and photographs to comprehensively present the material are also included.Edited by a team of highly qualified professionals in the field, sample topics covered are as follows:\* Evolution of antenna arrays design, introducing the fundamental principles of antenna theory and reviewing the stages of development of the field;\* Beamforming design for IRS-assisted communications, discussing optimal IRS configuration in conjunction with overviewing novel beamforming designs;\* Reconfigurable metasurfaces from physics to applications, discussing the working principles of tunable/reconfigurable metasurfaces and their capabilities and functionalities;\* IRS hardware architectures, detailing the general hardware architecture of IRS and features related to the IRS's main operational principle;\* Wireless communication systems assisted by IRS, discussing channel characterization, system integration, and aspects related to the performance analysis and network optimization of state-of-the-art wireless applications.For students and engineers in wireless communications, microwave engineering, and radio hardware and design, Intelligent Reconfigurable Surfaces (IRS) for Prospective 6G Wireless Networks serves as an invaluable resource on the subject and is a useful course accompaniment for general Antenna Theory, Microwave Engineering, Electromagnetics courses.…

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Zustand: New. 2025. 1st Edition. hardcover. . . . . . Books ship from the US and Ireland.

Buch. Zustand: Neu. Neuware - New insights into trends, deployments, applications, and associated benefits of reconfigurable intelligent surfaces (RIS) in emerging wireless communication systems Reconfigurable Intelligent Surfaces for 6G and Beyond Wireless Networks analyzes the design and applications of RIS in 6G and beyond, such as aiding efficient wireless signal transmission from the transmitter to the receiver while considering several practical constraints. In addition, the book offers advanced signal-processing algorithms to enable RIS applications in realistic environments and leverages advanced mathematical tools and machine learning algorithms to analyze RIS dynamics in evolving wireless networks. Written in an easy-to-understand format, this book addresses the need to design energy- and spectral-efficient RIS models to address several network issues, including interference, pathloss, delay, traffic outage, etc. It also discusses critical security and privacy issues affecting all stakeholders in the wireless ecosystem, providing practical deep learning-based solutions to address these problems appropriately. This book also addresses critical concepts, design principles, applications, and issues with RIS, shedding light on the recent progress and advancement in RIS-assisted wireless networks for 6G and beyond. With contributions from experts and researchers from across the globe, this invaluable resource includes information on: - Emerging applications and potential use cases of reconfigurable intelligent surfaces in advanced wireless communication systems- Channel modeling and propagation measurements in RIS-based wireless communication systems- Energy and spectral efficiency and rate fairness for RIS-aided multiuser massive MIMO systems- Performance optimization of multiple RIS-assisted multiuser MIMO communication systems- Analytical phase-shift and amplitude element optimization for energy-efficient active RIS-aided massive MIMO systems- Physical layer security architecture and frameworks for RIS-aided wireless communication systems- RIS deployment in terrestrial and non-terrestrial wireless communication systems- Application of AI and ML techniques for intelligent power control in RIS-empowered wireless communication systems Reconfigurable Intelligent Surfaces for 6G and Beyond Wireless Networks is an essential up-to-date reference on the subject for industry and academic researchers, scientists, and engineers in the fields of wireless communications, ICTs, MIMO, antennas, sensing, channel measurements, and modeling technologies, as well as engineers and professionals involved in RIS-assisted wireless networks.…

Buch. Zustand: Neu. Druck auf Anfrage Neuware - Printed after ordering - This book provides a comprehensive overview of the emerging technology of reconfigurable intelligent surfaces for wireless communications, detailing the latest advances in their hardware architectures and modes of operations, ranging from metasurface-based smart reflectors and extremely large multi-antenna transceivers, as well as multi-functional metasurfaces, along with their realistic modeling and the state-of-the-art advanced signal processing and machine learning approaches for their operation optimization. It also covers the rapidly evolving topics of beyond diagonal and transmissive reconfigurable intelligent surfaces, stacked intelligent metasurfaces, as well as dynamic metasurface antennas and holographic MIMO that have lately produced numerous research activities and relevant literature. The book also covers various applications of reconfigurable intelligent surfaces, including multi-user and near-field communications, electromagnetic imaging and sensing, over-the-air computation, physical-layer security, simultaneous wireless information and power transfer, as well as integrated sensing and communications. The current status and future directions on the book's core technology in relevant activities in standardization are also discussed. …

Hardcover. Zustand: Brand New. 500 pages. 9.26x6.11x9.49 inches. In Stock.