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Books > Professional & Technical > Electronics & communications engineering > Communications engineering / telecommunications > WAP (wireless) technology

4G Wireless Communication Networks - Design Planning and Applications (Hardcover): Johnson I. Agbinya, Mari Carmen... 4G Wireless Communication Networks - Design Planning and Applications (Hardcover)
Johnson I. Agbinya, Mari Carmen Aguayo-Torres, Ryszard Klempous
R3,108 Discovery Miles 31 080 Ships in 10 - 15 working days

The revolution in wireless communication technology was initiated in the nineties leading to the development of new mobile communication systems including GSM,, GPRS, EDGE, WCDMA, WLAN, HSDPA, WiMAX and recently LTE-Advanced. These technologies have revolutionized the way and manner modern communication is undertaken. The revolution is not only in network design but also in new devices, handsets and Internet enabled devices. It is impossible for these technologies to be created without the support of other fields such as advanced signal processing techniques including OFDM, MIMO, coding, voice, image and video compression. These developments have also created the migration in focus from fixed telephony to IP telephony with complimentary consequences in the use of social networking and online retail and sales. As welcome as the new developments are, the overwhelming depth of technical expertise required to understand and follow the progress in technology advancement makes it harder and harder for the telecommunication engineer to follow without a logical and detailed compendium of the major concepts leading to these advancements. This book is a detailed compendium of these major advancements focusing exclusively on the emerging broadband wireless communication technologies which support broadband wireless data rate transmissions. S everal applications of the wireless communication networks including health care, underground communication, biomedical and bio-telemetry systems are detailed in the book. Technical topics: * Cellular communication concepts * CDMA, WCDMA, WiMAX, LTE-Advanced and Zigbee * Fading, diffraction and propagation models * Block and error control coding in modern communication networks including msequences, OVSF, Gold and Golay codes * OFDM and MIMO * Multi-carrier and cooperative communication techniques * Applications of wireless communication networks * Optical networks * Electromagnetic interference

Physical Layer Security in Wireless Communications (Hardcover, New): Xiangyun Zhou, Lingyang Song, Yan Zhang Physical Layer Security in Wireless Communications (Hardcover, New)
Xiangyun Zhou, Lingyang Song, Yan Zhang
R3,380 Discovery Miles 33 800 Ships in 10 - 15 working days

Physical layer security has recently become an emerging technique to complement and significantly improve the communication security of wireless networks. Compared to cryptographic approaches, physical layer security is a fundamentally different paradigm where secrecy is achieved by exploiting the physical layer properties of the communication system, such as thermal noise, interference, and the time-varying nature of fading channels. Written by pioneering researchers, Physical Layer Security in Wireless Communications supplies a systematic overview of the basic concepts, recent advancements, and open issues in providing communication security at the physical layer. It introduces the key concepts, design issues, and solutions to physical layer security in single-user and multi-user communication systems, as well as large-scale wireless networks. The book starts with a brief introduction to physical layer security. The rest of the book is organized into four parts based on the different approaches used for the design and analysis of physical layer security techniques: Information Theoretic Approaches: introduces capacity-achieving methods and coding schemes for secure communication, as well as secret key generation and agreement over wireless channels Signal Processing Approaches: covers recent progress in applying signal processing techniques to design physical layer security enhancements Game Theoretic Approaches: discusses the applications of game theory to analyze and design wireless networks with physical layer security considerations Graph Theoretic Approaches: presents the use of tools from graph theory and stochastic geometry to analyze and design large-scale wireless networks with physical layer security constraints Presenting high-level discussions along with specific examples, illustrations, and references to conference and journal articles, this is an ideal reference for postgraduate students, researchers, and engineers that need to obtain a macro-level understanding of physical layer security and its role in future wireless communication systems.

Vital Contact - Downclassing Journeys in American Literature from Melville to Richard Wright (Paperback): Patrick Chura Vital Contact - Downclassing Journeys in American Literature from Melville to Richard Wright (Paperback)
Patrick Chura
R1,606 Discovery Miles 16 060 Ships in 10 - 15 working days

The book analyzes American literature about middle or upper class characters who voluntarily descend the class ranks to experience "vital contact" by living or associating, temporarily, with the poor. The motivations of these characters--and historical figures such as John Reed and Walter Wyckoff--range from straightforward bohemian slumming among the "exotics" to more complex and psychologically wrought investigations of cross-class empathy. The study begins by charting downclasing processes in works of canonical nineteenth-century authors, including Melville, Hawthorne, James, Howells and Jewett. It then undertakes an original analysis of John Reed's involvement with the 1913 Paterson silk workers' strike as a context for understanding Ernest Poole's (now forgotten, but then best-selling) fictionalization of the strike in his novel, The Harbor. In other richly historicized chapters, it analyzes distillations of class radicalism in several works by Upton Sinclair, in the early drama of Eugene O'Neill, and in feminist novels of the 1910s by Elia Peattie and Clara Laughlin. The concluding chapter looks at sophisticated treatments of "vital contact" in fiction of the 1930s by Dos Passos, Steinbeck and Richard Wright. The book provides Americanists with important new ways of thinking about various forms of class identification as they developed in the nineteenth and early twentieth centuries.

Wireless Ad Hoc and Sensor Networks - Management, Performance, and Applications (Hardcover, New): Jing (Selina) He, Shouling... Wireless Ad Hoc and Sensor Networks - Management, Performance, and Applications (Hardcover, New)
Jing (Selina) He, Shouling Ji, Yingshu Li, Yi Pan
R3,953 Discovery Miles 39 530 Ships in 10 - 15 working days

Although wireless sensor networks (WSNs) have been employed across a wide range of applications, there are very few books that emphasize the algorithm description, performance analysis, and applications of network management techniques in WSNs. Filling this need, Wireless Ad Hoc and Sensor Networks: Management, Performance, and Applications summarizes not only traditional and classical network management techniques, but also state-of-the-art techniques in this area. The articles presented are expository, but scholarly in nature, including the appropriate history background, a review of current thinking on the topic, and a discussion of unsolved problems. The book is organized into three sections. Section I introduces the basic concepts of WSNs and their applications, followed by the summarization of the network management techniques used in WSNs. Section II begins by examining virtual backbone-based network management techniques. It points out some of the drawbacks in classical and existing methods and proposes several new network management techniques for WSNs that can address the shortcomings of existing methods. Each chapter in this section examines a new network management technique and includes an introduction, literature review, network model, algorithm description, theoretical analysis, and conclusion. Section III applies proposed new techniques to some important applications in WSNs including routing, data collection, data aggregation, and query processing. It also conducts simulations to verify the performance of the proposed techniques. Each chapter in this section examines a particular application using the following structure: brief application overview, application design and implementation, performance analysis, simulation settings, and comments for different test cases/scenario configurations.

Wireless Sensor Networks - From Theory to Applications (Hardcover, New): Ibrahiem M.M.El Emary, S. Ramakrishnan Wireless Sensor Networks - From Theory to Applications (Hardcover, New)
Ibrahiem M.M.El Emary, S. Ramakrishnan
R4,994 Discovery Miles 49 940 Ships in 10 - 15 working days

Although there are many books available on WSNs, most are low-level, introductory books. The few available for advanced readers fail to convey the breadth of knowledge required for those aiming to develop next-generation solutions for WSNs. Filling this void, Wireless Sensor Networks: From Theory to Applications supplies comprehensive coverage of WSNs. In order to provide the wide-ranging guidance required, the book brings together the contributions of domain experts working in the various subfields of WSNs worldwide. This edited volume examines recent advances in WSN technologies and considers the theoretical problems in WSN, including issues with monitoring, routing, and power control. It also details methodologies that can provide solutions to these problems. The book's 25 chapters are divided into seven parts: Data Collection Physical Layer and Interfacing Routing and Transport Protocols Energy-Saving Approaches Mobile and Multimedia WSN Data Storage and Monitoring Applications The book examines applications of WSN across a range of fields, including health, military, transportation, and mining. Addressing the main challenges in applying WSNs across all phases of our life, it explains how WSNs can assist in community development. Complete with a list of references at the end of each chapter, this book is ideal for senior undergraduate and postgraduate students, researchers, scholars, academics, industrial researchers, and practicing engineers working on WSNs. The text assumes that readers possess a foundation in computer networks, wireless communication, and basic electronics.

Industrial Wireless Sensor Networks - Applications, Protocols, and Standards (Hardcover, New): Gerhard P Hancke, V. Cagri... Industrial Wireless Sensor Networks - Applications, Protocols, and Standards (Hardcover, New)
Gerhard P Hancke, V. Cagri Gungoer
R6,356 Discovery Miles 63 560 Ships in 10 - 15 working days

The collaborative nature of industrial wireless sensor networks (IWSNs) brings several advantages over traditional wired industrial monitoring and control systems, including self-organization, rapid deployment, flexibility, and inherent intelligent processing. In this regard, IWSNs play a vital role in creating more reliable, efficient, and productive industrial systems, thus improving companies' competitiveness in the marketplace. Industrial Wireless Sensor Networks: Applications, Protocols, and Standards examines the current state of the art in industrial wireless sensor networks and outlines future directions for research. What Are the Main Challenges in Developing IWSN Systems? Featuring contributions by researchers around the world, this book explores the software and hardware platforms, protocols, and standards that are needed to address the unique challenges posed by IWSN systems. It offers an in-depth review of emerging and already deployed IWSN applications and technologies, and outlines technical issues and design objectives. In particular, the book covers radio technologies, energy harvesting techniques, and network and resource management. It also discusses issues critical to industrial applications, such as latency, fault tolerance, synchronization, real-time constraints, network security, and cross-layer design. A chapter on standards highlights the need for specific wireless communication standards for industrial applications. A Starting Point for Further Research Delving into wireless sensor networks from an industrial perspective, this comprehensive work provides readers with a better understanding of the potential advantages and research challenges of IWSN applications. A contemporary reference for anyone working at the cutting edge of industrial automation, communication systems, and networks, it will inspire further exploration in this promising research area.

Low Power Emerging Wireless Technologies (Hardcover, New): Reza Mahmoudi, Krzysztof Iniewski Low Power Emerging Wireless Technologies (Hardcover, New)
Reza Mahmoudi, Krzysztof Iniewski
R6,763 Discovery Miles 67 630 Ships in 10 - 15 working days

Advanced concepts for wireless communications offer a vision of technology that is embedded in our surroundings and practically invisible, but present whenever required. Although the use of deep submicron CMOS processes allows for an unprecedented degree of scaling in digital circuitry, it complicates the implementation and integration of traditional RF circuits. The requirement for long operating life under limited energy supply also poses severe design constraints, particularly in critical applications in commerce, healthcare, and security. These challenges call for innovative design solutions at the circuit and system levels. Low Power Emerging Wireless Technologies addresses the crucial scientific and technological challenges for the realization of fully integrated, highly efficient, and cost-effective solutions for emerging wireless applications. Get Insights from the Experts on Wireless Circuit Design The book features contributions by top international experts in wireless circuit design representing both industry and academia. They explore the state of the art in wireless communication for 3G and 4G cellular networks, millimeter-wave applications, wireless sensor networks, and wireless medical technologies. The emphasis is on low-power wireless applications, RF building blocks for wireless applications, and short-distance and beam steering. Topics covered include new opportunities in body area networks, medical implants, satellite communications, automobile radar detection, and wearable electronics. Exploit the Potential behind Emerging Green Wireless Technologies A must for anyone serious about future wireless technologies, this multidisciplinary book discusses the challenges of emerging power-efficient applications. Written for practicing engineers in the wireless communication field who have some experience in integrated circuits, it is also a valuable resource for graduate students.

The Hands-on XBEE Lab Manual - Experiments that Teach you XBEE Wirelesss Communications (Paperback): Jonathan A Titus The Hands-on XBEE Lab Manual - Experiments that Teach you XBEE Wirelesss Communications (Paperback)
Jonathan A Titus
R930 Discovery Miles 9 300 Ships in 10 - 15 working days

Get the practical knowledge you need to set up and deploy XBee modules with this hands-on, step-by-step series of experiments The only book to cover XBee in practical fashion; enables you to get up and running quickly with step-by-step tutorials.

Provides insight into the product data sheets, saving you time and helping you get straight to the information you need.

Includes troubleshooting and testing information, plus downloadable configuration files and fully-documented source code to illustrate and explain operations.

The Hands-on XBee Lab Manual takes the reader through a range of experiments, using a hands-on approach. Each section demonstrates module set up and configuration, explores module functions and capabilities, and, where applicable, introduces the necessary microcontrollers and software to control and communicate with the modules. Experiments cover simple setup of modules, establishing a network of modules, identifying modules in the network, and some sensor-interface designs.

This book explains, in practical terms, the basic capabilities and potential uses of XBee modules, and gives engineers the know-how that they need to apply the technology to their networks and embedded systems.

Jon Titus (KZ1G) is a Freelance technical writer, editor, and designer based in Herriman, Utah, USA and previously editorial director at Test & Measurement World magazine and EDN magazine. Titus is the inventor of the first personal-computer kit, the Mark-8, now in the collection at the Smithsonian Institution.

The only book to cover XBee in practical fashion; enables you to get up and running quickly with step-by-step tutorials.

Provides insight into the product data sheets, saving you time and helping you get straight to the information you need.

Includes troubleshooting and testing information, plus downloadable configuration files and fully-documented source code to illustrate and explain operations. "

Green Mobile Networks - A Networking Perspective (Hardcover): N. Ansari Green Mobile Networks - A Networking Perspective (Hardcover)
N. Ansari
R2,812 Discovery Miles 28 120 Ships in 18 - 22 working days

Green communications is a very hot topic. As mobile networks evolve in terms of higher rates/throughput, a consequent impact on operating costs is due to (aggregate) network energy consumption. As such, design on 4G networks and beyond have increasingly started to focus on 'energy efficiency or so-called green networks. Many techniques and solutions have been proposed to enhance the energy efficiency of mobile networks, yet no book has provided an in-depth analysis of the energy consumption issues in mobile networks nor has detailed theories, tools and solutions for solving the energy efficiency problems. This book presents the techniques and solutions for enhancing energy efficiency of future mobile networks, and consists of three major parts. The first part presents a general description of mobile network evolution in terms of both capacity and energy efficiency. The second part discusses the advanced techniques to green mobile networks. The third part discusses the solutions that enhance mobile network energy efficiency as well as provides future directions. Whilst the reader is expected to have basic knowledge of wireless communications, the authors present a brief introduction of the evolution of mobile networks, providing the knowledge base for understanding the content of the book. In addition, complicated network problems are illustrated using simple examples. This will help the reader understand the concept and intuition of various techniques and solutions. * Incorporates the latest research results from both academia and industry, providing an up-to-date overview of existing technologies and solutions on making mobile networks greener * Consists of three sections with a gradually increasing technical depth on green mobile networks, providing the reader with a systematic view of the research area, and helping those with different technical backgrounds to better understand the content * Covers existing enabling technologies for green mobile networking, including an innovative discussion of state-of-the-art solutions and algorithms

Wireless Sensor Networks - A Cognitive Perspective (Hardcover, New): Mohamed Ibnkahla Wireless Sensor Networks - A Cognitive Perspective (Hardcover, New)
Mohamed Ibnkahla
R6,339 Discovery Miles 63 390 Ships in 10 - 15 working days

With classical techniques for data transmission soon reaching their limitations, cognitive approaches may offer a solution to user requirements for better coverage, connectivity, security, and energy efficiency at lower cost. Wireless Sensor Networks: A Cognitive Perspective presents a unified view of the state of the art of cognitive approaches in telecommunications. A benchmark in the field, it brings together research that has previously been scattered throughout conference and journal papers.

Cutting-Edge Topics in Cognitive Communications

After a review of the cognitive concept and approaches, the book outlines a generic architecture for cognition in wireless sensor networks. It then targets specific issues that need to be addressed through cognition, from cognitive radio and spectrum access to routing protocols. The book also explores how to use weighted cognitive maps to improve network lifetime through optimizing routing, medium access, and power control while fulfilling end-to-end goals. The final chapter discusses the implementation of hardware for GPS/INS-enabled wireless sensor networks. This addresses an important need for real-time node position information in many wireless sensor network applications and communication protocols.

Real-World Applications of Wireless Sensor Networks using the Cognitive Concept

Written in a tutorial style, the book supplies an in-depth survey of each topic, accompanied by detailed descriptions of the algorithms and protocols. It also provides a step-by-step analysis of the various communications systems through extensive computer simulations and illustrations. Examples cover environmental monitoring, vehicular communications, tracking, and more. A comprehensive overview of cognitive communications in wireless sensor networks, this work lays the foundations for readers to participate in a new era of research in this emerging field.

Wireless Transceiver Architecture - Bridging RF and Digital Communications (Hardcover): P Baudin Wireless Transceiver Architecture - Bridging RF and Digital Communications (Hardcover)
P Baudin
R3,499 Discovery Miles 34 990 Ships in 10 - 15 working days

Many books exist which concentrate on the physical implementation of the RF/analogue part of transceivers, such as the CMOS design, or on the digital signal processing required in the digital communication area. However, there is little material dedicated to the transceiver architecture and system design itself. Similarly, much of the existing literature focuses on the concepts useful for the dimensioning, but without much practical information on how to proceed (as would be required to start a project from scratch, as required by a beginner) and on the reasons for proceeding that way. This book redresses the balance. In it the author explains the why and the how about the architecture of transceivers and their dimensioning from the perspective of a RFIC architect, from within industry itself.The first part looks at what is expected from a transceiver. The goal is to derive the minimum set of signal processing functions to be embedded in the system as well as the system constraints to be considered/fulfilled. Practically speaking, this part is composed of 3 chapters dedicated to digital communication theory, electromagnetism theory, and wireless networks organization through the coexistence with other users. The second part of the book considers the limitations of the physical implementation, using electronic devices, of the set of functions derived in the first part of the book. Those limitations have been sorted in 3 groups leading to 3 chapters dedicated to noise, nonlinearity and RF Impairments.The third part of the book is fully dedicated to the transceiver system design and architecture in itself. The author explains how to dimension a transceiver that fulfils the requirements derived in the first part of the book whilst taking into account the implementation limitations reviewed in the second part. It also leads to 3 chapters dedicated to budgeting a transceiver, transceivers architectures, and algorithms for transceivers: i.e. how the use of dedicated algorithms can also help to overcome some limitations in given architectures. By the end of book the reader will be able to understand simple formulations, and results that can be used easily in a spread sheet tool to perform transceiver budgets. These derivations allow a deep understanding of the mechanisms in action in real physical implementations. The idea is that the reader can gain a good enough understanding of the problems encountered in practical situations in order to react correctly, providing a real understanding of the impact of each contributor to the overall degradation of the signal.

Understanding LTE with MATLAB - From Mathematical Modeling to Simulation and Prototyping (Hardcover): H Zarrinkoub Understanding LTE with MATLAB - From Mathematical Modeling to Simulation and Prototyping (Hardcover)
H Zarrinkoub
R2,927 Discovery Miles 29 270 Ships in 10 - 15 working days

An introduction to technical details related to the Physical Layer of the LTE standard with MATLAB(R) The LTE (Long Term Evolution) and LTE-Advanced are among the latest mobile communications standards, designed to realize the dream of a truly global, fast, all-IP-based, secure broadband mobile access technology. This book examines the Physical Layer (PHY) of the LTE standards by incorporating three conceptual elements: an overview of the theory behind key enabling technologies; a concise discussion regarding standard specifications; and the MATLAB(R) algorithms needed to simulate the standard. The use of MATLAB(R), a widely used technical computing language, is one of the distinguishing features of this book. Through a series of MATLAB(R) programs, the author explores each of the enabling technologies, pedagogically synthesizes an LTE PHY system model, and evaluates system performance at each stage. Following this step-by-step process, readers will achieve deeper understanding of LTE concepts and specifications through simulations. Key Features: Accessible, intuitive, and progressive; one of the few books to focus primarily on the modeling, simulation, and implementation of the LTE PHY standard Includes case studies and testbenches in MATLAB(R), which build knowledge gradually and incrementally until a functional specification for the LTE PHY is attained Accompanying Web site includes all MATLAB(R) programs, together with PowerPoint slides and other illustrative examples Dr Houman Zarrinkoub has served as a development manager and now as a senior product manager with MathWorks, based in Massachusetts, USA. Within his 12 years at MathWorks, he has been responsible for multiple signal processing and communications software tools. Prior to MathWorks, he was a research scientist in the Wireless Group at Nortel Networks, where he contributed to multiple standardization projects for 3G mobile technologies. He has been awarded multiple patents on topics related to computer simulations. He holds a BSc degree in Electrical Engineering from McGill University and MSc and PhD degrees in Telecommunications from the Institut Nationale de la Recherche Scientifique, in Canada. www.wiley.com/go/zarrinkoub

Physical Principles of Wireless Communications (Hardcover, 2nd edition): Victor L. Granatstein Physical Principles of Wireless Communications (Hardcover, 2nd edition)
Victor L. Granatstein
R3,098 Discovery Miles 30 980 Ships in 10 - 15 working days

Updated and expanded, Physical Principles of Wireless Communications, Second Edition illustrates the relationship between scientific discoveries and their application to the invention and engineering of wireless communication systems. The second edition of this popular textbook starts with a review of the relevant physical laws, including Planck's Law of Blackbody Radiation, Maxwell's equations, and the laws of Special and General Relativity. It describes sources of electromagnetic noise, operation of antennas and antenna arrays, propagation losses, and satellite operation in sufficient detail to allow students to perform their own system designs and engineering calculations.
Illustrating the operation of the physical layer of wireless communication systems-including cell phones, communication satellites, and wireless local area networks-the text covers the basic equations of electromagnetism, the principles of probability theory, and the operation of antennas. It explores the propagation of electromagnetic waves and describes the losses and interference effects that waves encounter as they propagate through cities, inside buildings, and to and from satellites orbiting the earth. Important natural phenomena are also described, including Cosmic Microwave Background Radiation, ionospheric reflection, and tropospheric refraction.
New in the Second Edition:

  • Descriptions of 3G and 4G cell phone systems
  • Discussions on the relation between the basic laws of quantum and relativistic physics and the engineering of modern wireless communication systems
  • A new section on Planck's Law of Blackbody Radiation
  • Expanded discussions on general relativity and special relativity and their relevance to GPS system design
  • An expanded chapter on antennas that includes wire loop antennas
  • Expanded discussion of shadowing correlations and their effect on cell phone system design

The text covers the physics of Geostationary Earth Orbiting satellites, Medium Earth Orbiting satellites, and Low Earth Orbiting satellites enabling students to evaluate and make first order designs of SATCOM systems. It also reviews the principles of probability theory to help them accurately determine the margins that must be allowed to account for statistical variation in path loss. The included problem sets and sample solutions provide students with the understanding of contemporary wireless systems needed to participate in the development of future systems.

Wireless Communications Over Rapidly Time-Varying Channels (Paperback): Franz Hlawatsch, Gerald Matz Wireless Communications Over Rapidly Time-Varying Channels (Paperback)
Franz Hlawatsch, Gerald Matz
R2,219 Discovery Miles 22 190 Ships in 10 - 15 working days

As a result of higher frequencies and increased user mobility, researchers and systems designers are shifting their focus from time-invariant models to channels that vary within a block. Wireless Communications Over Rapidly Time-Varying Channels explains the latest theoretical advances and practical methods to give an understanding of rapidly time varying channels, together with performance trade-offs and potential performance gains, providing the expertise to develop future wireless systems technology. As well as an overview of the issues of developing wireless systems using time-varying channels, the book gives extensive coverage to methods for estimating and equalizing rapidly time-varying channels, including a discussion of training data optimization, as well as providing models and transceiver methods for time-varying ultra-wideband channels.

Ultrawideband Antennas: Design And Applications (Hardcover, New): Xiao Dong Chen, Cong Ling, Daniel Valderas, Juan Ignacio... Ultrawideband Antennas: Design And Applications (Hardcover, New)
Xiao Dong Chen, Cong Ling, Daniel Valderas, Juan Ignacio Sancho, David Puente
R2,392 Discovery Miles 23 920 Ships in 18 - 22 working days

Ultrawideband (UWB) technology, positioned as the cutting edge of research and development, paves the way to meet the emerging demands set by broadband wireless applications, such as high-speed data transmission, medical imaging, short-range radars, electromagnetic testing, etc. This breathtaking resource builds upon the basics of UWB technology to provide a complete compilation of figures of merit along with a vital state-of-the-art of the different antenna alternatives that are to be employed according to the specific application. Without excessive recourse to mathematics, this volume emphasizes on the UWB antenna design and equips readers with practical prediction techniques based on simple formulas and models. The big picture of UWB antenna technology would not be complete without addressing its applications, and this will serve to provide consultants with key clues for market gap analysis. Containing over 150 supporting illustrations and figures, this comprehensive overview of UWB technology, antenna design and applications is a vital source of information and reference for R&D organizations, researchers, practitioners, consultants, RF professionals and communication engineers.

Role of ICT in Higher Education - Trends, Problems, and Prospects (Hardcover): Gopal Singh Latwal, Sudhir Kumar Sharma, Prerna... Role of ICT in Higher Education - Trends, Problems, and Prospects (Hardcover)
Gopal Singh Latwal, Sudhir Kumar Sharma, Prerna Mahajan, Piet Kommers
R3,852 Discovery Miles 38 520 Ships in 10 - 15 working days

This new volume provides an informative collection of chapters on ICT and data analytics in education, helping to lead the digital revolution in higher education. The chapters emphasize skill development through ICT, artificial intelligence in education, policies for integrating ICT in higher education, and more. The book focuses mainly on technological advancements in ICT in education, the perceived role of ICT in the teaching-learning transaction, pedagogy for teaching-learning in the 21st century, student-centered learning based on ICT, learning analytics, online technologies learning, tools for technology enhanced learning, distance education and learning, the effective use of ICT in management education, experiences in ICT for technology-enhanced learning, influence of ICT in research development in higher education, role of teachers in direct classroom teaching in web-based education system, and role of ICT in innovation capacity building. The case studies help to illustrate the ideas and concepts discussed in the chapters.

Wireless Sensor Networks - Principles and Practice (Hardcover, New): Fei Hu, Xiaojun Cao Wireless Sensor Networks - Principles and Practice (Hardcover, New)
Fei Hu, Xiaojun Cao
R3,108 Discovery Miles 31 080 Ships in 10 - 15 working days

Written by award-winning engineers whose research has been sponsored by the U.S. National Science Foundation (NSF), IBM, and Cisco's University Research Program, Wireless Sensor Networks: Principles and Practice addresses everything product developers and technicians need to know to navigate the field. It provides an all-inclusive examination of the major wireless sensor network (WSN) technology, standards, and application topics.
Using straightforward language, the text makes complex concepts and processes easy to understand. It covers hardware design, medium access control, routing schemes, transport protocols, OS support, middleware, data management, localization, synchronization, security, actuator/underwater/video sensor networking, power control, sensor simulations, and emerging research. This authoritative resource includes a wealth of exercises, end-of-chapter reviews, detailed case studies, as well as practical sensor network design cases that touch on medical applications.
Complete with class labs that illustrate how to apply concepts to the development and application of WSNs, this book spells out the steps of design and implementation needed to address real-world challenges and optimization problems.
A CD with instructional resources, including solutions to exercises and lab materials, is available upon qualified course adoption.

Principles of Communication: A First Course in Communication (Hardcover): Kwang-Cheng Chen Principles of Communication: A First Course in Communication (Hardcover)
Kwang-Cheng Chen
R2,429 Discovery Miles 24 290 Ships in 10 - 15 working days

Principles of Communications provides an introduction to the fundamental principles of communications. Basic mathematical background for system and signals, analog communication systems and modern digital communication systems are systematically introduced. Principles of Communications theory is been explained in an easy-to-understand way. Advanced topics in modern digital communications, especially related to wireless communications, have been conceptually explained, including forward error correcting codes, fading channels, OFDM, and CDMA. This book serves as the basis of communication system design, and as a way to quickly understand the principles of communication systems for those who do not major in communications. Its readership includes undergraduate and graduate level students in the field of Communications and research engineers at Communications companies. Contents * Preface, * History and Milestones of Communication Technology * Filtering of Random Processes and Signals * Analog Communications * Pulse Modulations and Digital Coding * Optimal Receiver of Digital Communication Systems * Passband Digital Transmission * Error Correcting Codes * Communications over Wireless in Fading Channels * Orthogonal Frequency Division Multiplexing * Spread Spectrum Communications and Code Division Multiple Access * References; Index

Single- And Multi-Carrier Mimo Transmission for Broadband Wireless Systems (Hardcover): Ramjee Prasad, Muhammad Imadur Rahman,... Single- And Multi-Carrier Mimo Transmission for Broadband Wireless Systems (Hardcover)
Ramjee Prasad, Muhammad Imadur Rahman, Sekhar Suvra Das
R3,641 Discovery Miles 36 410 Ships in 10 - 15 working days

The main focus of "Single- and Multi-Carrier MIMO Transmission for Broadband Wireless Systems" is to provide the basic understanding of the underlying techniques related to PHY-MAC design of future wireless systems. It includes basic concepts related to single- and multi-carrier transmissions together with MIMO techniques. Discussions related to different recent standards that use single- and multi-carrier transmissions are also explained. "Single- and Multi-Carrier MIMO Transmission for Broadband Wireless Systems" provides a comprehensive and holistic approach to the variety of technical solutions. Future system design would require these different technologies to work together, and not independently. Therefore, it is very important to analyze the effects and gains when they are put together in a unified platform. This is the prime focus of this book. Moreover, the authors include recent research results which are not yet published in another form. The book is intended to be used for lectures in graduate level courses at universities. PhD level students should also find it useful as this book will outline the fundamental concepts and design methods for PHY and MAC layers of future wireless systems. This book can also be used as a reference by engineers and developers in the industry as well as by researchers in academia. For professionals, system architects and managers who play a key role in the selection of a baseline system concept for future wireless standards, such as IMT-Advanced type architecture, the authors will include discussions, analysis and guidelines to highlight overall system level perspective. Contents Preface, * Introduction: Background and motivation, * Wireless Channel Modeling, * Basic Multi-Carrier Multiple Access Schemes, * Multi-carrier Fundamentals, * Multi-carrier based access techniques, * Single-carrier transmissions with Cyclic Prefix, * Synchronization - Time and frequency, * Channel estimation and equalization, * Effect of High Power Amplifier, * Multi-antenna gains ? background, * Transmit Diversity Vs Beamforming, * Exploiting Cyclic Delay Diversity in OFDM System, * Joint Diversity and Multiplexing Schemes for MIMO-OFDM Systems, * MIMO design in SC-FDE/Sc-FDMA systems, * Conclusions and perspectives

An Introduction to Digital Signal Processing (Hardcover): Stanley Mneney An Introduction to Digital Signal Processing (Hardcover)
Stanley Mneney
R2,428 Discovery Miles 24 280 Ships in 10 - 15 working days

An Introduction to Digital Signal Processing aims at undergraduate students who have basic knowledge in C programming, Circuit Theory, Systems and Simulations, and Spectral Analysis. The book is focused on basic concepts of digital signal processing, MATLAB simulation and implementation on selected DSP hardware in which the candidate is introduced to the basic concepts first before embarking to the practical part which comes in the later chapters. Initially Digital Signal Processing evolved as a postgraduate course which slowly filtered into the undergraduate curriculum as a simplified version of the latter. The goal was to study DSP concepts and to provide a foundation for further research where new and more efficient concepts and algorithms can be developed. Though this was very useful it did not arm the student with all the necessary tools that many industries using DSP technology would require to develop applications. This book is an attempt to bridge the gap. It is focused on basic concepts of digital signal processing, MATLAB simulation and implementation on selected DSP hardware. The objective is to win the student to use a variety of development tools to develop applications. Contents * Introduction to Digital Signal processing. * The transform domain analysis: the Discrete-Time Fourier Transform * The transform domain analysis: the Discrete Fourier Transform * The transform domain analysis: the z-transform * Review of Analogue Filter * Digital filter design. * Digital Signal Processing Implementation Issues * Digital Signal Processing Hardware and Software * Examples of DSK Filter Implementation

Uncoded Multimedia Transmission (Hardcover): Feng Wu, Chong Luo, Hancheng Lu Uncoded Multimedia Transmission (Hardcover)
Feng Wu, Chong Luo, Hancheng Lu
R3,510 Discovery Miles 35 100 Ships in 10 - 15 working days

An uncoded multimedia transmission (UMT) system is one that skips quantization and entropy coding in compression and all subsequent binary operations, including channel coding and bit-to-symbol mapping of modulation. By directly transmitting non-binary symbols with amplitude modulation, the uncoded system avoids the annoying cliff effect observed in the coded transmission system. This advantage makes uncoded transmission more suited to both unicast in varying channel conditions and multicast to heterogeneous users. Particularly, in the first part of Uncoded Multimedia Transmission, we consider how to improve the efficiency of uncoded transmission and make it on par with coded transmission. We then address issues and challenges regarding how to better utilize temporal and spatial correlation of images and video in the uncoded transmission, to achieve the optimal transmission performance. Next, we investigate the resource allocation problem for uncoded transmission, including subchannel, bandwidth and power allocation. By properly allocating these resources, uncoded transmission can achieve higher efficiency and more robust performance. Subsequently, we consider the image and video delivery in MIMO broadcasting networks with diverse channel quality and varying numbers of antennas across receivers. Finally, we investigate the cases where uncoded transmission can be used in conjunction with digital transmission for a balanced efficiency and adaptation capability. This book is the very first monograph in the general area of uncoded multimedia transmission written in a self-contained format. It addresses both the fundamentals and the applications of uncoded transmission. It gives a systematic introduction to the fundamental theory and concepts in this field, and at the same time, also presents specific applications that reveal the great potential and impacts for the technologies generated from the research in this field. By concentrating several important studies and developments currently taking place in the field of uncoded transmission in a single source, this book can reduce the time and cost required to learn and improve skills and knowledge in the field. The authors have been actively working in this field for years, and this book is the final essence of their years of long research in this field. The book may be used as a collection of research notes for researchers in this field, a reference book for practitioners or engineers, as well as a textbook for a graduate advanced seminar in this field or any related fields. The references collected in this book may be used as further reading lists or references for the readers.

CMOS Single Chip Fast Frequency Hopping Synthesizers for Wireless Multi-Gigahertz Applications - Design Methodology, Analysis,... CMOS Single Chip Fast Frequency Hopping Synthesizers for Wireless Multi-Gigahertz Applications - Design Methodology, Analysis, and Implementation (Hardcover, 2007 ed.)
Taoufik Bourdi, Izzet Kale
R2,768 Discovery Miles 27 680 Ships in 18 - 22 working days

The authors outline detailed design methodology for fast frequency hopping synthesizers for RF and wireless communications applications. Great emphasis on fractional-N delta-sigma based phase locked loops from specifications, system analysis and architecture planning to circuit design and silicon implementation. Written for RFIC, RF, wireless IC and system design engineers and academics involved in the teaching, research, design and/or implementation of high purity and fast switching speed frequency synthesizers for various wireless applications and standards such as GSM, WLAN and WIMAX

Intelligent Communication and Automation Systems (Hardcover): Kamal Sharma, Akhil Gupta, Bandana Sharma, Suman Lata Tripathi Intelligent Communication and Automation Systems (Hardcover)
Kamal Sharma, Akhil Gupta, Bandana Sharma, Suman Lata Tripathi
R4,784 Discovery Miles 47 840 Ships in 10 - 15 working days

This comprehensive reference text discusses concepts of intelligence communication and automation system in a single volume. The text discusses the role of artificial intelligence in communication engineering, the role of machine learning in communication systems, and applications of image and video processing in communication. It covers important topics including smart sensing systems, intelligent hardware design, low power system design using AI techniques, intelligent signal processing for biomedical applications, intelligent robotic systems, and network security applications. The text will be useful for senior undergraduate and graduate students in different areas including electrical engineering, and electronics and communications engineering.

Dielectric Materials for Wireless Communication (Hardcover): Mailadil T. Sebastian Dielectric Materials for Wireless Communication (Hardcover)
Mailadil T. Sebastian
R3,995 Discovery Miles 39 950 Ships in 10 - 15 working days

Microwave dielectric materials play a key role in our global society with a wide range of applications, from terrestrial and satellite communication including software radio, GPS, and DBS TV to environmental monitoring via satellite.
A small ceramic component made from a dielectric material is fundamental to the operation of filters and oscillators in several microwave systems. In microwave communications, dielectric resonator filters are used to discriminate between wanted and unwanted signal frequencies in the transmitted and received signal. When the wanted frequency is extracted and detected, it is necessary to maintain a strong signal. For clarity it is also critical that the wanted signal frequencies are not affected by seasonal temperature changes. In order to meet the specifications of current and future systems, improved or new microwave components based on dedicated dielectric materials and new designs are required. The recent progress in microwave telecommunication, satellite broadcasting and intelligent transport systems (ITS) has resulted in an increased demand for Dielectric Resonators (DRs). With the recent revolution in mobile phone and satellite communication systems using microwaves as the propagation media, the research and development in the field of device miniaturization has been a major challenge in contemporary Materials Science. In a mobile phone communication, the message is sent from a phone to the nearest base station, and then on via a series of base stations to the other phone. At the heart of each base station is the combiner/filter unit which has the job of receiving the messages, keeping them separate, amplifying the signals and sending then onto the next base station. For such a microwave circuit to work, part of it needs to resonate at the specific working frequency. The frequency determining component (resonator) used in such a high frequency device must satisfy certain criteria. The three important characteristics required for a dielectric resonator are (a) a high dielectric constant which facilitates miniaturization (b) a high quality factor (Qxf) which improves the signal-to-noise ratio, (c) a low temperature coefficient of the resonant frequency which determines the stability of the transmitted frequency.
During the past 25 years scientists the world over have developed a large number of new materials (about 3000) or improved the properties of known materials. About 5000 papers have been published and more than 1000 patents filed in the area of dielectric resonators and related technologies. This book brings the data and science of these several useful materials together, which will be of immense benefit to researchers and engineers the world over.
The topics covered in the book includes factors affecting the dielectric properties, measurement of dielectric properties, important low loss dielectric material systems such as perovskites, tungsten bronze type materials, materials in BaO-TiO2 system, (Zr, Sn)TiO4, alumina, rutile, AnBn-1O3n type materials, LTCC, ceramic-polymer composites etc. The book also has a data table listing all reported low loss dielectric materials with properties and references arranged in the order of increasing dielectric constant.
Key Features:
- collects together in one source data on all new materials used in wireless communication
- includes tabulated properties of all reported low loss dielectric materials
- in-depth treatment of dielectric resonator materials

Mobile Broadcasting with WiMAX - Principles, Technology, and Applications (Paperback): Amitabh Kumar Mobile Broadcasting with WiMAX - Principles, Technology, and Applications (Paperback)
Amitabh Kumar
R2,393 Discovery Miles 23 930 Ships in 10 - 15 working days

Written exclusively from broadcasters perspective, Mobile Broadcasting with WiMAX will help you move ahead in the use of WiMAX technologies. Whether you are an engineer, content provider, manager, or operator and planning such services, this book helps you understand the dimensions of this new medium and integration of communication, broadcasting and Multimedia technologies. The book oulines migrating to a new generation of broadcasting which integrates the Mobile, Wireless and Fixed network domains, then gives you a complete picture on what is happening in the field.
The book is divided into five parts as follows:
PART I Gives an introduction to Broadband Wireless Technologies and Mobile WiMAX. Wi-Fi including 802.11a, b, n and g, WiMAX technologies with focus on Mobile WiMAX 802.16e, and provides a global overview of deployment of Wireless broadband networks.
PART-II is about Mobile Multimedia broadcasting and Mobile TV technologies, based on both cellular and broadband wireless.
PART III covers Resources for Mobile multimedia broadcasting and comprises of four structured chapters on Spectrum for WiMAX networks, WiMAX terrestrial broadcasting networks, client devices for WiMAX and an update of on chipsets developments.
Part IV is devoted to the Network Architectures and the integration of WiMAX with other networks, both fixed and mobile.
Part V deals with Software architectures and Applications which help the process of mobile multimedia broadcasting. Case studies of prominent networks are given with country specific examples.
*Covers mobile broadcasting using a WiMAX network
*Case studies outine successful WiMAX network implementations
*Learn how tointegrate an exsisting network with WiMAX

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