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Books > Professional & Technical > Electronics & communications engineering > Communications engineering / telecommunications > Radio technology

RFID (Hardcover, Ed): Steven Shepard RFID (Hardcover, Ed)
Steven Shepard
R2,120 Discovery Miles 21 200 Ships in 10 - 15 working days

TAG THE HOTTEST GROWTH IN WIRELESS.

. With a predicted $10-billion market over the next decade, RFID (Radio Frequency Identification) is a booming new wireless technology with an eager new audienceretailers. From global giant Wal-Mart down, RFID is being adapted to track inventories via microchip-tagged products. Popular technology writer Steven Shepard's "RFID" gives you an inside look at the entire arena, from the technology's staggering capabilities and potential, through insightful coverage of issues from vendors, implementation, and monitoring, to possible technical conflicts, market forecasts, and security..

. A must-read for both technical types and retailers, this book's need-to-know contents include: .
. Defining RFID Underlying Technologies Technological Competitors Future RFID Applications RFID/3G/Bluetooth Coexistence Implementation Potential Roadblocks RFID Security RFID Chips, Readers, and Applications Sets Short- and Long-Term Forecasts.

CDMA Capacity and Quality Optimization (Hardcover, Ed): Adam Rosenberg, Sid Kemp CDMA Capacity and Quality Optimization (Hardcover, Ed)
Adam Rosenberg, Sid Kemp
R2,462 Discovery Miles 24 620 Ships in 10 - 15 working days

Now that CDMA has been accepted as a key component of worldwide 3G systems, service providers, capacity planners, engineers and technicians need to understand the best methods and tools for maximizing throughput, capacity, and quality. This book provides that expertise.

Propagation of Radiowaves (Hardcover, 2nd edition): Les Barclay Propagation of Radiowaves (Hardcover, 2nd edition)
Les Barclay
R3,869 R3,467 Discovery Miles 34 670 Save R402 (10%) Ships in 10 - 15 working days

The field of radio communications continues to change rapidly, and the second edition of this outstanding book, based on a popular IEE Vacation School, has been fully updated to reflect the latest developments. The introduction of new services and the proliferation of mobile communications have produced a growing need for wider bandwidths and the consequent need for frequency reuse. This book introduces the basic concepts and mechanisms of radiowave propogation engineering in both the troposphere and ionosphere, and includes greater emphasis on the needs of digital technologies and new kinds of radio systems. The content reflects the wide experience of an exceptional group of authors and the emphasis throughout is on modelling and prediction methods and the relevant ITU Radiocommunication Sector recommendations. Propagation of Radiowaves, 2nd Edition is essential reading for professionals involved in planning, designing and operating radio systems, as well as postgraduate students in the field.

Channels, Propagation and Antennas for Mobile Communications (Hardcover, Illustrated Ed): Rodney Vaughan, Jorgen Bach Andersen Channels, Propagation and Antennas for Mobile Communications (Hardcover, Illustrated Ed)
Rodney Vaughan, Jorgen Bach Andersen
R5,526 R4,928 Discovery Miles 49 280 Save R598 (11%) Ships in 10 - 15 working days

Written by two leading experts in the field, this exceptional book introduces the reader to the principles, theory and applications of physical layer wireless/mobile communications. In the area of wireless, the antennas, propagation and the radio channel used are inter-related; this book offers an explanation of that relationship, which is fundamental to the development of systems with high spectral efficiency. Channels, Propagation and Antennas for Mobile Communications emphasises the basic principles needed to establish an understanding of this technology. However, the tools required - such as the mathematics and statistics - are treated in the manner of a practical handbook, avoiding detailed derivations. The reader will develop a clear insight into the physics and effects of multipath and the use of multipath channels for communications. Propagation modelling, simulation and measurement, scattering, antenna principles, array antennas, adaptive antennas and smart antennas are also covered. This book will be a valuable reference for senior undergraduates and postgraduates in electrical engineering and communications. Practising design engineers, systems designers and engineering managers will also gain a sound understanding of the field.

Web Radio - Radio Production for Internet Streaming (Paperback): Chris Priestman Web Radio - Radio Production for Internet Streaming (Paperback)
Chris Priestman
R1,786 Discovery Miles 17 860 Ships in 10 - 15 working days

Anyone wanting to set up a low cost web radio station will benefit from the advice and information provided by this book. Not only will you gain technical and practical know-how to enable your station to go live, but also an appreciation of the legal and copyright implications of making radio, potentially for international audiences and in the rapidly evolving environment of the web.
To succeed, your radio content will need to be carefully planned and your station properly promoted. Advice is given on taking advantage of the scalability web radio introduces for building audiences in line with your resources, for scheduled live output and for making programmes available on demand, including music, news, speech radio and audience participation. Case studies from around the world are provided to demonstrate how different radio organisations are applying the new flexibility web radio has to offer in a wide range of situations.

Together with its associated website www.web-radio-book.com, the book also acts as a starting point for locating a range of sources for further advice and lines of research.
Learn how to:
- go live with your own low cost web radio station (either managing the server yourself or using a host service)
- assess the right server set-up to handle the number of simultaneous listeners expected
- get the best sound quality to your listeners
- take account of the range of devices available for receiving web radio
- plan your station, programming and associated website
- identify and reach your audience
- build audience feedback and data into your station's strategy
- tackle the additional legal and ethical dimensions of radio on the web
- source more detailed information
Learn the technology and practice of sending and receiving web radio
Expand your knowledge with the accompanying website giving extra information and useful links
Get professional results with tips on successful programming

Wireless Telecommunications Networking with ANSI-41 (Hardcover, 2nd edition): Randall Snyder, Michael Gallagher Wireless Telecommunications Networking with ANSI-41 (Hardcover, 2nd edition)
Randall Snyder, Michael Gallagher
R2,733 Discovery Miles 27 330 Ships in 10 - 15 working days

ALL-IN-ONE GUIDE TO ANSI-41 Revision E
Replacing IS-41, ANSI –41 Revision E is the North American standard for wireless telecommunications network signaling. Written by Randall Snyder and Michael Gallagher, two of the new standards developers, Wireless Tel Network with ANSI-41, Second Edition provides you with the latest need-to-know revisions, operational details, and protocol usage of the standard.


This edition packs a new chapter on WIN (Wireless Intelligent Network) and a complete listing of federally mandated features and functions. You’ll explore wireless telecommunications standards, signaling, and network reference models…wireless functionality… structure of the ANSI-41 standard and protocol architecture…basic intersystem handoff functions, automatic roaming functions, authentication functions, call processing functions, short-message service functions, and operations, administration, and maintenance functions.

Software Radio Technologies - Selected Readings (Hardcover): J Mitola Software Radio Technologies - Selected Readings (Hardcover)
J Mitola
R5,601 Discovery Miles 56 010 Ships in 12 - 17 working days

Bridge the gap from existing regional wireless standards to the next generation global communication system with these selected readings, a companion text to Software Radio Architecture, by Joseph Mitola III. This single-source reference summarizes major trends in software radio technology by combining classic publications, cutting-edge overviews and promising research from leading experts in the field.

The role of software and digital signal processing in radio has grown to encompass reconfigurability at all levels of the protocol stack. Research has ignited wider commercial interest in these concepts, which have been endorsed by all segments of industry, from software applications providers to component manufacturers. The software radio approach will increase software content for commercial wireless systems and is a potential solution to the need for increased efficiency in service delivery.

This volume covers: Concepts of software radio, including historical and theoretical foundations Enabling technologies for realization of software radio, including radio frequency design, converter technologies, digital signal processing, and reconfigurable and programmable hardware structures Systems and architectures based on software radio concepts Software radio applications and economics Emerging technologies

SOFTWARE RADIO TECHNOLOGIES is an essential resource for researchers and practicing engineers seeking an in-depth treatment of technical issues raised by software radio architecture evolution.

Wireless Video Communications - Second to Third Generation Systems and Beyond (Hardcover): L. Hanzo Wireless Video Communications - Second to Third Generation Systems and Beyond (Hardcover)
L. Hanzo
R5,903 Discovery Miles 59 030 Ships in 12 - 17 working days

"Bridging the gap between the video compression and communication communities, this unique volume provides an all-encompassing treatment of wireless video communications, compression, channel coding, and wireless transmission as a joint subject. WIRELESS VIDEO COMMUNICATIONS begins with relatively simple compression and information theoretical principles, continues through state-of-the-art and future concepts, and concludes with implementation-ready system solutions. This books deductive presentation and broad scope make it essential for anyone interested in wireless communications. It systematically converts the lessons of Shannons information theory into design principles applicable to practical wireless systems. It provides in a comprehensive manner implementation-ready? overall system esign and performance studies, giving cognizance to the contradictory design requirements of video quality, bit rate, delay, complexity error resilience, and other related system design aspects. Topics covered include * information theoretical foundations* block-based and convolutional channel coding* very-low-bit-rate video codecs and multimode videophone transceivers* high-resolution video coding using both proprietary and standard schemes* CDMA/OFDM systems, third-generation and beyond adaptive video systems. WIRELESS VIDEO COMMUNICATIONS is a valuable reference for postgraduate researchers, system engineers, industrialists, managers and visual communications practitioners. About the Authors Lajos Hanzo has enjoyed a prolific 24-year career during which he has held various research and academic positions in Hungary, Germany, and the United Kingdom. He has coauthored five books on mobile radio communications and published over 300 research papers on a variety of topics. Dr. Hanzos research interests cover the entire spectrum of mobile multimedia communications, including voice, audio, video and graphic source compression, channel coding, modulation, networking and the joint optimization of these system components. He holds a chair in communications in the Department of Electronics and Computer Science at the University of Southampton, England, and he is a consultant to Multiple Access Communications Ltd. Peter J. Cherriman graduated in 1994 with an M.Eng. In information engineering from the University of Southampton. Since 1994, he has been with the Department of Electronics and Computer Science at the University of Southampton, where he completed his Ph.D. in mobile video networking. Dr. Cherriman is working on projects for the Mobile Virtual Centre of Excellence, U.K. His current areas of research include robust video coding, microcellular radio systems, power control, dynamic channel allocation, and multiple access protocols. Jurgen Streit received his Dipl.-Ing. in electronic engineering from the Aachen University of Technology, Germany, in 1993. Since 1992 he has been with the Department of Electronics and Computer Science at the University of Southampton, working with the Mobile Multimedia Communications Research Group. Dr. Streit earned a Ph.D. in image coding, and he is currently working as a software consultant."

Radio Spectrum Management - Management of the spectrum and regulation of radio services (Hardcover, 2nd edition): David Withers Radio Spectrum Management - Management of the spectrum and regulation of radio services (Hardcover, 2nd edition)
David Withers
R4,735 R4,220 Discovery Miles 42 200 Save R515 (11%) Ships in 10 - 15 working days

Vast numbers of radio systems are now in use, and with new users and new uses constantly emerging, these systems have the potential to interfere with each other. National agencies are empowered to control the use of radio to ensure that systems within their jurisdiction do not disrupt each other's services. Interference may also arise between radio systems operating in different countries. An elaborate code of regulations has been agreed, under the aegis of the International Telecommunication Union, to facilitate cooperation between the national agencies to control interference across frontiers. The Union also provides the global forum for the standardisation of radio systems where this has been found to be desirable. For some kinds of radio system, especially broadcasting and land mobile radio, governments may also find it necessary to determine which of the organisations competing to provide radio facilities for public use should be licensed and which should not. This process is known as regulation. Intended as a handbook for administrators and engineers, this book reviews the processes of interference management, regulation of competing service providers and system standardisation for the control and use of the radio spectrum. At a time when telecommunication services and broadcasting are being liberalised in many countries, this book will also provide new operators of radio facilities, private and public, with valuable insights into the regulatory process.

Politics of Canadian Broadcasting, 1920-51 (Paperback): Frank W Peers Politics of Canadian Broadcasting, 1920-51 (Paperback)
Frank W Peers
R1,652 Discovery Miles 16 520 Ships in 10 - 15 working days

Still the focus of major political controversy today, the essential issues in Canadian broadcasting emerged thirty years ago. This fascinating book traces both the development of radio from its beginnings in 1920 to the inception of television in 1952, and the formation of public policy throughout these years. The course of the development was far from smooth. Professor Peers describes the contending forces, the politicians, pressure groups, newspapers, and business interests that joined in the fray. The inner story of the power struggles involved is told here thoroughly for the first time, and the significance of these struggles for the development of the system is placed in perspective.

Across the Waves - How the United States and France Shaped the International Age of Radio (Hardcover): Derek W. Vaillant Across the Waves - How the United States and France Shaped the International Age of Radio (Hardcover)
Derek W. Vaillant
R2,357 Discovery Miles 23 570 Ships in 12 - 17 working days

In 1931, the United States and France embarked on a broadcasting partnership built around radio. Over time, the transatlantic sonic alliance came to personify and to shape American-French relations in an era of increased global media production and distribution. Drawing on a broad range of American and French archives, Derek Vaillant joins textual and aural materials with original data analytics and maps to illuminate U.S.-French broadcasting's political and cultural development. Vaillant focuses on the period from 1931 until France dismantled its state media system in 1974. His analysis examines mobile actors, circulating programs, and shifting institutions that shaped international radio's use in times of war and peace. He explores the extraordinary achievements, the miscommunications and failures, and the limits of cooperation between America and France as they shaped a new media environment. Throughout, Vaillant explains how radio's power as an instantaneous mass communications tool produced, legitimized, and circulated various notions of states, cultures, ideologies, and peoples as superior or inferior. A first comparative history of its subject, Across the Waves provocatively examines how different strategic agendas, aesthetic aims and technical systems shaped U.S.-French broadcasting and the cultural politics linking the United States and France.

National Association of Broadcasters Engineering Handbook (Hardcover, 11th edition): Skip Pizzi National Association of Broadcasters Engineering Handbook (Hardcover, 11th edition)
Skip Pizzi; Edited by Garrison Cavell; Edited by (associates) Thomas Osenkowsky, David Layer, William Hayes
R6,868 Discovery Miles 68 680 Ships in 12 - 17 working days

The NAB Engineering Handbook is the definitive resource for broadcast engineers. It provides in-depth information about each aspect of the broadcast chain from audio and video contribution through an entire broadcast facility all the way to the antenna. New topics include Ultra High Definition Television, Internet Radio Interfacing and Streaming, ATSC 3.0, Digital Audio Compression Techniques, Digital Television Audio Loudness Management, and Video Format and Standards Conversion. Important updates have been made to incumbent topics such as AM, Shortwave, FM and Television Transmitting Systems, Studio Lighting, Cameras, and Principles of Acoustics. The big-picture, comprehensive nature of the NAB Engineering Handbook will appeal to all broadcast engineers-everyone from broadcast chief engineers, who need expanded knowledge of all the specialized areas they encounter in the field, to technologists in specialized fields like IT and RF who are interested in learning about unfamiliar topics. Chapters are written to be accessible and easy to understand by all levels of engineers and technicians. A wide range of related topics that engineers and technical managers need to understand are covered, including broadcast documentation, FCC practices, technical standards, security, safety, disaster planning, facility planning, project management, and engineering management.

Introduction to Cognitive Radio Networks and Applications (Hardcover): Geetam Tomar, Ashish Bagwari, Jyotshana Kanti Introduction to Cognitive Radio Networks and Applications (Hardcover)
Geetam Tomar, Ashish Bagwari, Jyotshana Kanti
R3,501 Discovery Miles 35 010 Ships in 12 - 17 working days

Cognitive radio is 5-G technology, comes under IEEE 802.22 WRAN (Wireless Regional Area Network) standards. It is currently experiencing rapid growth due to its potential to solve many of the problems affecting present-day wireless systems. The foremost objective of "Introduction to Cognitive Radio Networks and Applications" is to educate wireless communication generalists about cognitive radio communication networks. Written by international leading experts in the field, this book caters to the needs of researchers in the field who require a basis in the principles and the challenges of cognitive radio networks.

Cognitive Networks - Applications and Deployments (Hardcover): Jaime Lloret Mauri, Kayhan Zrar Ghafoor, Danda B. Rawat, Javier... Cognitive Networks - Applications and Deployments (Hardcover)
Jaime Lloret Mauri, Kayhan Zrar Ghafoor, Danda B. Rawat, Javier Manuel Aguiar Perez
R4,247 Discovery Miles 42 470 Ships in 12 - 17 working days

A cognitive network makes use of the information gathered from the network in order to sense the environment, plan actions according to the input, and make appropriate decisions using a reasoning engine. The ability of cognitive networks to learn from the past and use that knowledge to improve future decisions makes them a key area of interest for anyone whose work involves wireless networks and communications. Cognitive Networks: Applications and Deployments examines recent developments in cognitive networks from the perspective of cutting-edge applications and deployments. Presenting the contributions of internationally renowned experts, it supplies complete and balanced treatment of the fundamentals of both cognitive radio communications and cognitive networks-together with implementation details. The book includes case studies and detailed descriptions of cognitive radio platforms and testbeds that demonstrate how to build real-world cognitive radio systems and network architectures. It begins with an introduction to efficient spectrum management and presents a survey on joint routing and dynamic spectrum access in cognitive radio networks. Next, it examines radio spectrum sensing and network coding and design. It explores intelligent routing in graded cognitive networks and presents an energy-efficient routing protocol for cognitive radio ad hoc networks. The book concludes by considering dynamic radio spectrum access and examining vehicular cognitive networks and applications. Presenting the latest standards and spectrum policy developments, the book's strong practical orientation provides you with the understanding you will need to participate in the development of compliant cognitive systems.

Multi-Mode/Multi-Band RF Transceivers for Wireless  Communications - Advanced Techniques, Architectures and Trends (Hardcover):... Multi-Mode/Multi-Band RF Transceivers for Wireless Communications - Advanced Techniques, Architectures and Trends (Hardcover)
G Hueber
R4,231 Discovery Miles 42 310 Ships in 10 - 15 working days

* Summarizes cutting-edge physical layer technologies for multi-mode wireless RF transceivers. * Includes original contributions from distinguished researchers and professionals. * Covers cutting-edge physical layer technologies for multi-mode wireless RF transceivers. * Contributors are all leading researchers and professionals in this field.

Wireless Quality of Service - Techniques, Standards, and Applications (Hardcover): Maode Ma, Mieso K. Denko Wireless Quality of Service - Techniques, Standards, and Applications (Hardcover)
Maode Ma, Mieso K. Denko
R3,640 Discovery Miles 36 400 Ships in 12 - 17 working days

Focusing on an important and complicated topic in wireless network design, Wireless Quality of Service: Techniques, Standards, and Applications systematically addresses the quality-of-service (QoS) issues found in many types of popular wireless networks.

In each chapter, the book presents numerous QoS challenges encountered in real-world applications and delineates ways to overcome these obstacles. Some of the challenges explored are performance impairments in WLAN hotspots, video streaming applications, and broadband wireless access. The techniques and mechanisms covered to tackle these problems include medium access and call admission control techniques, a parameter tuning algorithm, the QoS-enabling features of IEEE 802.11e, a Markov chain model, a probe-based distributed admission control mechanism, topology-transparent scheduling protocols, and a novel multicast congestion control mechanism.

Addressing advanced topics and future directions, the expert contributors acknowledge the need for more research to solve several open issues. In the meantime, they offer innovative solutions to solve current QoS problems.

WiMAX - Technologies, Performance Analysis, and QoS (Hardcover): Syed A. Ahson, Mohammad Ilyas WiMAX - Technologies, Performance Analysis, and QoS (Hardcover)
Syed A. Ahson, Mohammad Ilyas; Contributions by R. Jayaparvathy, Ahmed Doha, Jimmy Chui, …
R4,663 Discovery Miles 46 630 Ships in 12 - 17 working days

As the demand for broadband services continues to grow worldwide, traditional solutions, such as digital cable and fiber optics, are often difficult and expensive to implement, especially in rural and remote areas. The emerging WiMAX system satisfies the growing need for high data-rate applications such as voiceover IP, video conferencing, interactive gaming, and multimedia streaming. WiMAX deployments not only serve residential and enterprise users but can also be deployed as a backhaul for Wi-Fi hotspots or 3G cellular towers. By providing affordable wireless broadband access, the technology of WiMAX will revolutionize broadband communications in the developed world and bridge the digital divide in developing countries. Part of the WiMAX Handbook, this volume focuses on the technologies behind WiMAX, its performance capabilities, and its control mechanisms. The book introduces programmable baseband processors suited for WiMAX systems, describes an innovative methodology for the design of multi-band WiMAX antennas, addresses space-time block codes, and reviews space-frequency/space-time-frequency code design criteria. It also proposes a combined call admission control and scheduling scheme, focuses on the performance analysis of the IEEE 802.16 mesh mode, and analyzes the performance of both single-input-single-output and space-time-block-coded OFDM systems in mobile environments. The final section establishes a framework of an ideal reservation period controller, examines the ecosystem in which scheduling for IEEE 802.16e systems must be performed, and presents a fuzzy logic controller for admission control. With the revolutionary technology of WiMAX, the lives of many willundoubtedly improve, thereby leading to greater economic empowerment.

WiMAX - Applications (Hardcover): Syed A. Ahson, Mohammad Ilyas WiMAX - Applications (Hardcover)
Syed A. Ahson, Mohammad Ilyas; Contributions by Kumaresan Sandrasegaran, Barend J. Van Wyk, Damien Chatelain, …
R4,657 Discovery Miles 46 570 Ships in 12 - 17 working days

As the demand for broadband services continues to grow worldwide, traditional solutions, such as digital cable and fiber optics, are often difficult and expensive to implement, especially in rural and remote areas. The emerging WiMAX system satisfies the growing need for high data-rate applications such as voiceover IP, video conferencing, interactive gaming, and multimedia streaming. WiMAX deployments not only serve residential and enterprise users but can also be deployed as a backhaul for Wi-Fi hotspots or 3G cellular towers. By providing affordable wireless broadband access, the technology of WiMAX will revolutionize broadband communications in the developed world and bridge the digital divide in developing countries. Part of the WiMAX Handbook, this volume focuses on the applications of WiMAX. The book describes the logical architecture of IEEE 802.16, introduces some of the main IEEE 802.16 family standards, compares WiMAX to Wi-Fi, and studies the feasibility of supporting VoIP over WiMAX. It also looks at the residential use of WiMAX as well as the strategies of using WiMAX in remote locales and rural communities. In addition, the book examines the backhaul requirements of a large fixed wireless network and the problem of centralized routing and scheduling for IEEE 802.16 mesh networks. With the revolutionary technology of WiMAX, the lives of many will undoubtedly improve, thereby leading to greater economic empowerment.

Commercial Wireless Circuits and Components Handbook (Hardcover): Michael Steer, Joe Staudinger, Charles Nelson, Warren Seely,... Commercial Wireless Circuits and Components Handbook (Hardcover)
Michael Steer, Joe Staudinger, Charles Nelson, Warren Seely, Robert Newgard, …
R5,134 Discovery Miles 51 340 Ships in 12 - 17 working days

A comprehensive source for microwave and wireless circuit design, the Commercial Wireless Circuits and Components Handbook reviews the fundamentals of transmitters and receivers, then presents detailed chapters on individual circuit types. It also covers packaging, large and small signal characterization, and high volume testing techniques for both devices and circuits. This handbook not only provides important information for engineers working with wireless RF or microwave circuitry, it also serves as an excellent source for those requiring information outside of their area of expertise, such as managers, marketers, and technical support workers who need a better understanding of the fields driving their decisions.

Practical Antenna Handbook 5/e (Paperback, 5th edition): Joseph Carr, George Hippisley Practical Antenna Handbook 5/e (Paperback, 5th edition)
Joseph Carr, George Hippisley
R1,516 R1,288 Discovery Miles 12 880 Save R228 (15%) Ships in 10 - 15 working days

Publisher's Note: Products purchased from Third Party sellers are not guaranteed by the publisher for quality, authenticity, or access to any online entitlements included with the product. THE DEFINITIVE ANTENNA REFERENCE--FULLY REVISED AND EXPANDED!Design and build your own antennas with the help of this unique guide. Updated and revised to provide clear answers to questions frequently asked by hobbyists and electronics technicians, Practical Antenna Handbook, Fifth Edition blends theoretical concepts with hands-on experience--requiring only high school mathematics Reorganized to flow logically from broad physical principles to specific antenna design and construction techniques, the book begins by covering the fundamentals. Then the half-wave dipole is discussed both as an excellent antenna in its own right and as a conceptual tool for predicting the performance of other designs. Transmission line impedance matching techniques--and a companion Smith chart tutorial--lead into "must have" accessories for tuning, monitoring, and troubleshooting antenna system performance. Other tools, such as antenna modeling software and network analyzer add-ons for PCs and Macs, are addressed, and concluding chapters offer fresh insights into support structures and installation techniques. NEW TOPICS COVERED INCLUDE: Characteristics of all-driven and parasitic arrays Beverages and small MF/HF receiving loops Top-loaded shunt-fed towers and other verticals Theory and design of Yagi beams Effect of real ground on propagation and antenna patterns, impedance, and efficiency Lightning protection and four kinds of ground systems Zoning and restrictive covenants COVERS A WIDE VARIETY OF ANTENNAS: Dipoles and inverted-Vs Quads, delta, and NVIS loops Wire arrays (bobtail curtain, half-square, rhombic) Verticals and shunt-fed towers Rotatable Yagi beams MF/HF receiving antennas (flag, pennant, K9AY, Beverage) Mobile and portable antennas VHF/UHF/microwave antennas And many more GO TO WWW.MHPROFESSIONAL.COM/CARR5 FOR: * Tables of worldwide geographic coordinates and antenna dimensions vs. frequency * Supplier updates * Author's blog * Additional photographs and schematics * Links to tutorials and specialized calculators

Adaptation and Cross Layer Design in Wireless Networks (Hardcover): Mohamed Ibnkahla Adaptation and Cross Layer Design in Wireless Networks (Hardcover)
Mohamed Ibnkahla
R4,539 Discovery Miles 45 390 Ships in 12 - 17 working days

Adaptive techniques play a key role in modern wireless communication systems. The concept of adaptation is emphasized in the "Adaptation in Wireless Communications Series "through a unified framework across all layers of the wireless protocol stack ranging from the physical layer to the application layer, and from cellular systems to next-generation wireless networks. Adaptation and Cross Layer Design in Wireless Networks is devoted to adaptation in the data link layer, network layer, and application layer. The book presents state-of-the-art adaptation techniques and methodologies, including cross-layer adaptation, joint signal processing, coding and networking, selfishness in mobile ad hoc networks, cooperative and opportunistic protocols, adaptation techniques for multimedia support, self -organizing routing, and tunable security services. It presents several new theoretical paradigms and analytical findings which are supported with various simulation and experimental results.

Adaptation in wireless communications is needed in order to achieve high capacity and ubiquitous communications. The current trend in wireless communication systems is to make adaptation dependent upon the state of the relevant parameters in all layers of the system. Focusing on simplified cross layer design approaches, this volume describes advanced techniques such as adaptive resource management, adaptive modulation and coding, 4G communications, QoS, diversity combining, and energy and mobility aware MAC protocols. The first volume in the series, "Adaptive Signal Processing in Wireless Communications (cat no.46012)" covers adaptive signal processing at the physical layer.

Radio Wave Propagation and Channel Modeling for Earth-Space Systems (Hardcover): Athanasios G. Kanatas, Athanasios D.... Radio Wave Propagation and Channel Modeling for Earth-Space Systems (Hardcover)
Athanasios G. Kanatas, Athanasios D. Panagopoulos
R3,804 Discovery Miles 38 040 Ships in 12 - 17 working days

The accurate design of earth-space systems requires a comprehensive understanding of the various propagation media and phenomena that differ depending on frequencies and types of applications. The choice of the relevant channel models is crucial in the design process and constitutes a key step in performance evaluation and testing of earth-space systems. The subject of this book is built around the two characteristic cases of satellite systems: fixed satellites and mobile satellite systems. Radio Wave Propagation and Channel Modeling for Earth-Space Systems discusses the state of the art in channel modeling and characterization of next-generation fixed multiple-antennas and mobile satellite systems, as well as propagation phenomena and fade mitigation techniques. The frequencies of interest range from 100 MHz to 100 GHz (from VHF to W band), whereas the use of optical free-space communications is envisaged. Examining recent research advances in space-time tropospheric propagation fields and optical satellite communication channel models, the book covers land mobile multiple antennas satellite- issues and relative propagation campaigns and stratospheric channel models for various applications and frequencies. It also presents research and well-accepted satellite community results for land mobile satellite and tropospheric attenuation time-series single link and field synthesizers. The book examines aeronautical communications channel characteristics and modeling, relative radio wave propagation campaigns, and stratospheric channel model for various applications and frequencies. Propagation effects on satellite navigation systems and the corresponding models are also covered.

Stochastic Geometry Methods in Cognitive Radio Networks (Paperback, 1st ed. 2020): Alireza Babaei, Prathima Agrawal, Bijan... Stochastic Geometry Methods in Cognitive Radio Networks (Paperback, 1st ed. 2020)
Alireza Babaei, Prathima Agrawal, Bijan Jabbari
R1,113 Discovery Miles 11 130 Out of stock

This book provides the first comprehensive study of the applications of stochastic geometry methods in cognitive radio networks. It elaborates the necessary mathematical tools and discusses the state of the art in geometrical modeling and analysis of cognitive radio networks and will be a first general book for the researchers in this field. Readers will be introduced to tools for managing the inherent uncertainty in the spatial locations of wireless nodes in cognitive radio networks, in order to satisfy the interference constraints on the primary receivers and to make the coexistence of primary and secondary networks possible.

Modern Radio and Audio Production - Programming and Performance (Paperback, 10th edition): Carl Hausman, Frank Messere, Philip... Modern Radio and Audio Production - Programming and Performance (Paperback, 10th edition)
Carl Hausman, Frank Messere, Philip Benoit
R1,290 R1,151 Discovery Miles 11 510 Save R139 (11%) Special order

Integrating cutting-edge technologies with explanations of traditional equipment and practices, MODERN RADIO AND AUDIO PRODUCTION, 10e, offers current, comprehensive coverage of radio production and programming. A clear writing style, excellent descriptions and explanations, and attention to detail make this book easy to read and understand. An all-new chapter on writing walks you step by step through the entire process, while a new chapter on ethics helps you think through possible ethical dilemmas before you encounter them in the workplace. In addition, an all-new chapter on mobile radio explores the next frontier.

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