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Author : Sie Hung Lau
Publisher :
ISBN 13 :
Total Pages : 228 pages
Book Rating : 4.:/5 (968 download)
Download or read book Dynamic Resource Allocation in Packetized Time Division Duplexing Systems written by Sie Hung Lau and published by . This book was released on 2002 with total page 228 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Ezio Biglieri
Publisher : Springer Science & Business Media
ISBN 13 : 1475759207
Total Pages : 313 pages
Book Rating : 4.4/5 (757 download)
Download or read book Multiaccess, Mobility and Teletraffic in Wireless Communications: Volume 4 written by Ezio Biglieri and published by Springer Science & Business Media. This book was released on 2013-03-09 with total page 313 pages. Available in PDF, EPUB and Kindle. Book excerpt: The unrelenting growth of wireless communications continues to raise new research and development problems that require unprecedented interactions among communication engineers. In particular, specialists in transmission and specialists in networks must often cross each other's boundaries. This is especially true for CDMA, an access technique that is being widely accepted as a system solution for next-generation mobile cellular systems, but it extends to other system aspects as well. Major challenges lie ahead, from the design of physical and radio access to network architecture, resource management, mobility management, and capacity and performance aspects. Several of these aspects are addressed in this volume, the fourth in the edited series on Multiaccess, Mobility and Teletraffic for Wireless Communications. It contains papers selected from MMT'99, the fifth Workshop held on these topics in October 1999 in Venezia, Italy. The focus of this workshop series is on identifying, presenting, and discussing the theoretical and implementation issues critical to the design of wireless communication networks. More specifically, these issues are examined from the viewpoint of the impact each one of them can have on the others. Specific emphasis is given to the evolutionary trends of universal wireless access and software radio. Performance improvements achieved by spectrally efficient codes and smart antennas in experimental GSM testbeds are presented. Several contributions address critical issues regarding multimedia services for Third-Generation Mobile Radio Networks ranging from high rate data transmission with CDMA technology to resource allocation for integrated Voice/WWW traffic.
Author : Sean Huberman
Publisher :
ISBN 13 :
Total Pages : pages
Book Rating : 4.:/5 (98 download)
Download or read book Dynamic Resource Allocation Techniques for Half- and Full-duplex Systems written by Sean Huberman and published by . This book was released on 2015 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: "The demand for data-intensive services is on the rise. In order to meet the demands, communication systems must increase their spectral efficiency (i.e., bits/s/Hz/Area). The more resources (e.g., time, frequency) are shared, the more interference will be present, but the higher the potential spectral efficiency gains if the interference can be effectively managed. The focus of this thesis is on the design of scalar and vectored Dynamic Power Allocation (DPA) transmission techniques to manage interference in severely interference-limited environments with applications to both wireline and wireless Half-Duplex (HD) and Full-Duplex (FD) systems. In particular, this thesis focuses on the design of practical, low-complexity scalar DPA- and precoding-based sum-rate maximization algorithms.For HD multi-link systems, a low-complexity distributed scalar DPA algorithm is proposed, introducing the concept of a virtual network, to achieve a near-ideal balance between performance, complexity, and sensitivity to users entering/leaving the system. As well, a lower-bound on the expected sum-rate is developed to provide better insight into the actual spectral efficiency of the system than existing models, which can be a useful tool for system operators to predict achievable data-rates.For FD systems, a FD Precoding (FDP) transceiver structure is proposed which applies precoding to jointly control the forward channel precoding and the self-interference cancellation, applicable for both FD MIMO-OFDM (Multiple-Input-Multiple-Output Orthogonal Frequency-Division Multiplexing) point-to-point and point-to-multi-point systems. The FDP structure allows for different algorithms and optimization objectives to be developed. Various separate and joint FDP algorithms are proposed and the results indicate that using the proposed FDP structure can provide between 1.6 to 1.8 times and between 1.2 to 1.3 times the spectral efficiency of optimized HD systems in a wide-range of practical FD MIMO point-to-point and point-to-multi-point scenarios, respectively." --
Author : Lingyang Song
Publisher : CRC Press
ISBN 13 : 9781439806500
Total Pages : 630 pages
Book Rating : 4.8/5 (65 download)
Download or read book Evolved Cellular Network Planning and Optimization for UMTS and LTE written by Lingyang Song and published by CRC Press. This book was released on 2010-08-24 with total page 630 pages. Available in PDF, EPUB and Kindle. Book excerpt: Most books on network planning and optimization provide limited coverage of either GSM or WCDMA techniques. Few scrape the surface of HSPA, and even fewer deal with TD-SCDMA. Filling this void, Evolved Cellular Network Planning and Optimization for UMTS and LTE presents an accessible introduction to all stages of planning and optimizing UMTS, HSPA,
Author : Xicheng Lu
Publisher : Springer Science & Business Media
ISBN 13 : 3540281029
Total Pages : 1321 pages
Book Rating : 4.5/5 (42 download)
Download or read book Networking And Mobile Computing written by Xicheng Lu and published by Springer Science & Business Media. This book was released on 2005-07-20 with total page 1321 pages. Available in PDF, EPUB and Kindle. Book excerpt: Welcome to Zhangjiajie for the 3rd International Conference on Computer Network and Mobile Computing (ICCNMC 2005). We are currently witnessing a proliferation in mobile/wireless technologies and applications. However, these new technologies have ushered in unprecedented challenges for the research community across the range of networking, mobile computing, network security and wireless web applications, and optical network topics. ICCNMC 2005 was sponsored by the China Computer Federation, in cooperation with the Institute for Electrical and Electronics Engineers (IEEE) Computer Society. The objective of this conference was to address and capture highly innovative and stateof-the-art research and work in the networks and mobile computing industries. ICCNMC 2005 allowed sharing of the underlying theories and applications, and the establishment of new and long-term collaborative channels aimed at developing innovative concepts and solutions geared to future markets. The highly positive response to ICCNMC 2001 and ICCNMC 2003, held in Beijing and Shanghai, respectively, encouraged us to continue this international event. In its third year, ICCNMC 2005 continued to provide a forum for researchers, professionals, and industrial practitioners from around the world to report on new advances in computer network and mobile computing, as well as to identify issues and directions for research and development in the new era of evolving technologies.
Author : Atul Puri
Publisher : CRC Press
ISBN 13 : 0824741560
Total Pages : 653 pages
Book Rating : 4.8/5 (247 download)
Download or read book Multimedia Systems, Standards, and Networks written by Atul Puri and published by CRC Press. This book was released on 2000-03-22 with total page 653 pages. Available in PDF, EPUB and Kindle. Book excerpt: Describes ITU H H.323 and H.324, H.263, ITU-T video, and MPEG-4 standards, systems, and coding; IP and ATM networks; multimedia search and retrieval; image retrieval in digital laboratories; and the status and direction of MPEG-7.
Author : Lajos Hanzo
Publisher : John Wiley & Sons
ISBN 13 : 0470686693
Total Pages : 708 pages
Book Rating : 4.4/5 (76 download)
Download or read book MIMO-OFDM for LTE, WiFi and WiMAX written by Lajos Hanzo and published by John Wiley & Sons. This book was released on 2010-11-01 with total page 708 pages. Available in PDF, EPUB and Kindle. Book excerpt: MIMO-OFDM for LTE, WIFI and WIMAX: Coherent versus Non-Coherent and Cooperative Turbo-Transceivers provides an up-to-date portrayal of wireless transmission based on OFDM techniques augmented with Space-Time Block Codes (STBCs) and Spatial-Division Multiple Access (SDMA). The volume also offers an in-depth treatment of cutting-edge Cooperative Communications. This monograph collates the latest techniques in a number of specific design areas of turbo-detected MIMO-OFDM wireless systems. As a result a wide range of topical subjects are examined, including channel coding and multiuser detection (MUD), with a special emphasis on optimum maximum-likelihood (ML) MUDs, reduced-complexity genetic algorithm aided near-ML MUDs and sphere detection. The benefits of spreading codes as well as joint iterative channel and data estimation are only a few of the radical new features of the book. Also considered are the benefits of turbo and LDPC channel coding, the entire suite of known joint coding and modulation schemes, space-time coding as well as SDM/SDMA MIMOs within the context of various application examples. The book systematically converts the lessons of Shannon's information theory into design principles applicable to practical wireless systems; the depth of discussions increases towards the end of the book. Discusses many state-of-the-art topics important to today's wireless communications engineers. Includes numerous complete system design examples for the industrial practitioner. Offers a detailed portrayal of sphere detection. Based on over twenty years of research into OFDM in the context of various applications, subsequently presenting comprehensive bibliographies.
Author : Haesik Kim
Publisher : John Wiley & Sons
ISBN 13 : 1119494559
Total Pages : 420 pages
Book Rating : 4.1/5 (194 download)
Download or read book Design and Optimization for 5G Wireless Communications written by Haesik Kim and published by John Wiley & Sons. This book was released on 2020-06-02 with total page 420 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book offers a technical background to the design and optimization of wireless communication systems, covering optimization algorithms for wireless and 5G communication systems design. The book introduces the design and optimization systems which target capacity, latency, and connection density; including Enhanced Mobile Broadband Communication (eMBB), Ultra-Reliable and Low Latency Communication (URLL), and Massive Machine Type Communication (mMTC). The book is organized into two distinct parts: Part I, mathematical methods and optimization algorithms for wireless communications are introduced, providing the reader with the required mathematical background. In Part II, 5G communication systems are designed and optimized using the mathematical methods and optimization algorithms.
Author :
Publisher :
ISBN 13 :
Total Pages : 188 pages
Book Rating : 4.:/5 (3 download)
Download or read book NBS Special Publication written by and published by . This book was released on 1968 with total page 188 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Harry R. Anderson
Publisher : John Wiley & Sons
ISBN 13 : 0470861282
Total Pages : 528 pages
Book Rating : 4.4/5 (78 download)
Download or read book Fixed Broadband Wireless System Design written by Harry R. Anderson and published by John Wiley & Sons. This book was released on 2003-07-25 with total page 528 pages. Available in PDF, EPUB and Kindle. Book excerpt: Fixed broadband networks can provide far higher data rates and capacity than the currently envisioned 3G and 4G mobile cellular systems. Achieving higher data rates is due to the unique technical properties of fixed systems, in particular, the use of high gain and adaptive antennas, wide frequency bands, dynamic data rate and channel resource allocation, and advanced multiple access techniques. Fixed Broadband Wireless System Design is a comprehensive presentation of the engineering principles, advanced engineering techniques, and practical design methods for planning and deploying fixed wireless systems, including: Point-to-point LOS and NLOS network design Point-to-point microwave link design including active and passive repeaters Consecutive point and mesh network planning Advanced empirical and physical propagation modeling including ray-tracing Detailed microwave fading models for multipath and rain NLOS (indoor and outdoor) propagation and fading models Propagation environment models including terrain, morphology, buildings, and atmospheric effects Novel mixed application packet traffic modeling for dimensioning network capacity Narrow beam, wide beam, and adaptive (smart) antennas MIMO systems and space-time coding Channel planning including fixed and dynamic channel assignment and dynamic packet assignment IEEE 802.11b and 802.11a (WLAN) system design Free space optic (FSO) link design At present, there are no titles available that provide such a concise presentation of the wide variety of systems, frequency bands, multiple access techniques, and other factors that distinguish fixed wireless systems from mobile wireless systems. Fixed Broadband Wireless System Design is essential reading for design, system and RF engineers involved in the design and deployment of fixed broadband wireless systems, fixed wireless equipment vendors, and academics and postgraduate students in the field.
Author : Torsten Braun
Publisher : Springer Science & Business Media
ISBN 13 : 354025899X
Total Pages : 378 pages
Book Rating : 4.5/5 (42 download)
Download or read book Wired/Wireless Internet Communications written by Torsten Braun and published by Springer Science & Business Media. This book was released on 2005-04-28 with total page 378 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book constitutes the refereed proceedings of the Third International Conference on Wired/Wireless Internet Communications, WWIC 2005, held in Xanthi, Greece in May 2005. The 34 revised full papers presented were carefully reviewed and selected from 117 submissions. The papers are organized in topical sessions on mobility management, transport protocols and congestion control, QoS and routing, quality of service, wireless multi-hop networks and cellular networks, ad-hoc networks, IEEE 802.11 and other MAC protocols, and energy efficiency and resource optimization.
Author : Sofoklis Kyriazakos
Publisher : CRC Press
ISBN 13 : 1000795160
Total Pages : 377 pages
Book Rating : 4.0/5 (7 download)
Download or read book 4g Mobile and Wireless Communications Technologies written by Sofoklis Kyriazakos and published by CRC Press. This book was released on 2022-09-01 with total page 377 pages. Available in PDF, EPUB and Kindle. Book excerpt: Mobile and wireless communications are moving towards a new era that will be characterized by the seamless collaboration of heterogeneous systems, the need for high speed communications while on the move and for advanced services with quality guarantees. Recent market research studies show that most of the traffic in the future wireless networks will be produced by mobile multimedia services which are expected to proliferate by the year 2010. On the other hand mobile and wireless communications technology is becoming more and more important in developing countries where people demand fast deployment and low cost for broadband wireless internet services.The objective of this volume is to gather research and development on topics shaping the fourth generation (4G) in mobile and wireless communications and reveal the key trends and enabling technologies for 4G. We envisage 4G wireless communication systems as IP based solution providing integrated services (voice, data, multimedia) regardless of time and end-users? location. 4G technologies will manifest the benefits of the wireless and wired technologies convergence, through enabling a wide range of innovative (both indoor and outdoor) applications. 4G applications will feature premium quality, high security and an affordable cost. The vision, though fantastic, is associated with a host of technical and technological challenges.A great deal of the latter are discussed in the articles of this volume, which aims at providing insights on the research issues and solutions that are directly associated with leading edge 4G technologies and services.Taking into account recent developments in the world of wireless communications we have given emphasis to cover all these technologies and aspects that are considered as cornerstones for achieving the goals set for 4G and that will further boost research and development of next-generation mobile communications.
Author : David Everitt
Publisher : Springer Science & Business Media
ISBN 13 : 1461554373
Total Pages : 359 pages
Book Rating : 4.4/5 (615 download)
Download or read book Multiaccess, Mobility and Teletraffic written by David Everitt and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 359 pages. Available in PDF, EPUB and Kindle. Book excerpt: Designers of wireless networks face a problem which is multidimensional in nature, where issues of multiaccess, radio propagation, antennas, mobility and teletraffic all need to be understood and simultaneously addressed in order to create a properly functioning system. This book does not merely concentrate on one of these issues but takes a broader view, and presents a mix of papers addressing systems and networking issues. Multiaccess, Mobility and Teletraffic: Advances in Wireless Networks addresses fundamental theoretical issues about future wireless networks, such as capacity improvements theoretically attainable from spread spectrum systems, and practical concerns associated with current networks such as signalling, implementation of GSM and CDMA networks, and implementation of packet data services over wireless networks. As well as the papers looking at specific technologies, this book contains a number of papers discussing more generic problems in mobile networks, such as issues associated with handoff, resource management, frequency reuse, mobility, signalling and wireless packet networks. Multiaccess, Mobility and Teletraffic: Advances in Wireless Networks covers a broad range of issues associated with wireless networks and provides a very interesting snapshot of the current state-of-the-art. It will be of interest to all researchers and practitioners working in the field of wireless communications and networks.
Author : Jeffrey G. Andrews
Publisher : Pearson Education
ISBN 13 : 0132712822
Total Pages : 620 pages
Book Rating : 4.1/5 (327 download)
Download or read book Fundamentals of WiMAX written by Jeffrey G. Andrews and published by Pearson Education. This book was released on 2007-02-27 with total page 620 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Definitive Guide to WiMAX Technology WiMAX is the most promising new technology for broadband wireless access to IP services. It can serve an extraordinary range of applications and environments: data, voice, and multimedia; fixed and mobile; licensed and unlicensed. However, until now, wireless professionals have had little reliable information to guide them. Fundamentals of WiMAX is the first comprehensive guide to WiMAX—its technical foundations, features, and performance. Three leading wireless experts systematically cut through the hype surrounding WiMAX and illuminate the realities. They combine complete information for wireless professionals and basic, accessible knowledge for non-experts. Professionals will especially appreciate their detailed discussion of the performance of WiMAX based on comprehensive link- and system-level simulations. Whether you're a wireless engineer, network architect, manager, or system designer, this book delivers essential information for succeeding with WiMAX—from planning through deployment. Topics include Applications, history, spectrum options, technical and business challenges, and competitive technologies of WiMAX 802.16 standards: physical and MAC layers, channel access, scheduling services, mobility, advanced antenna features, hybrid-ARQ, and more Broadband wireless channels: pathloss, shadowing, cellular systems, sectoring, and fading—including modeling and mitigation OFDM: from basic multicarrier concepts to synchronization, PAR reduction, and clipping MIMO: Multiple antennas, spatial diversity, beamforming, and a cutting-edge treatment of the use of MIMO in WiMAX OFDMA: multiple access, multiuser diversity, adaptive modulation, and resource allocation Networking and services aspects: architecture and protocols for IP QoS, session management, ecurity, and mobility management Predicting performance using link-level and system-level simulations WiMAX network architecture: design principles, reference models, authentication, QoS, and mobility management
Author : Mihai Enescu
Publisher : John Wiley & Sons
ISBN 13 : 1119582385
Total Pages : 473 pages
Book Rating : 4.1/5 (195 download)
Download or read book 5G New Radio written by Mihai Enescu and published by John Wiley & Sons. This book was released on 2020-06-08 with total page 473 pages. Available in PDF, EPUB and Kindle. Book excerpt: A guide to the 3GPP-specified 5G physical layer with a focus on the new beam-based dimension in the radio system 5G New Radio: A Beam-based Air Interface is an authoritative guide to the newly 3GPP-specified 5G physical layer. The contributors—noted experts on the topic and creators of the actual standard—focus on the beam-based operation which is a new dimension in the radio system due to the millimeter wave deployments of 5G. The book contains information that complements the 3GPP specification and helps to connect the dots regarding key features. The book assumes a basic knowledge of multi-antenna technologies and covers the physical layer aspects related to beam operation, such as initial access, details of reference signal design, beam management, and DL and UL data channel transmission. The contributors also provide a brief overview of standardization efforts, IMT-2020 submission, 5G spectrum, and performance analysis of 5G components. This important text: Contains information on the 3GPP-specified 5G physical layer Highlights the beam-based operation Covers the physical layer aspects related to beam operation Includes contributions from experts who created the standard Written for students and development engineers working with 5G NR, 5G New Radio: A Beam-based Air Interface offers an expert analysis of the 3GPP-specified 5G physical layer.
Author : Rath Vannithamby
Publisher : John Wiley & Sons
ISBN 13 : 1118979834
Total Pages : 466 pages
Book Rating : 4.1/5 (189 download)
Download or read book Towards 5G written by Rath Vannithamby and published by John Wiley & Sons. This book was released on 2017-01-30 with total page 466 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book brings together a group of visionaries and technical experts from academia to industry to discuss the applications and technologies that will comprise the next set of cellular advancements (5G). In particular, the authors explore usages for future 5G communications, key metrics for these usages with their target requirements, and network architectures and enabling technologies to meet 5G requirements. The objective is to provide a comprehensive guide on the emerging trends in mobile applications, and the challenges of supporting such applications with 4G technologies.
Author : Giovanni Giambene
Publisher : Springer Science & Business Media
ISBN 13 : 0387539913
Total Pages : 347 pages
Book Rating : 4.3/5 (875 download)
Download or read book Resource Management in Satellite Networks written by Giovanni Giambene and published by Springer Science & Business Media. This book was released on 2007-04-20 with total page 347 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides significant knowledge on innovative radio resource management schemes for satellite communication systems that exploit lower layer adaptivity and the knowledge of layer 3 IP QoS support and transport layer behavior. The book integrates competencies considering all the parts of system design: propagation aspects, radio resource management, access protocols, network protocols, transport layer protocols, and more, to cover both broadband and mobile satellite systems.
