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

A Senior's Guide to Apple Watch Series 7 and Apple Watch SE - An Easy To Understand Guide To the 2021 Apple Watch With... A Senior's Guide to Apple Watch Series 7 and Apple Watch SE - An Easy To Understand Guide To the 2021 Apple Watch With watchOS 8 (Paperback)
Scott La Counte
R661 R545 Discovery Miles 5 450 Save R116 (18%) Ships in 10 - 15 working days
Microwave Mobile Communications (Hardcover, Revised): WL Jakes Microwave Mobile Communications (Hardcover, Revised)
WL Jakes
R4,808 Discovery Miles 48 080 Ships in 12 - 17 working days

"This is an IEEE classic reissue of the book published by John Wiley & Sons in 1974. This definitive text and reference covers all aspects of microwave mobile systems design. Encompassing ten years of advanced research in the field, it reviews basic microwave theory, explains how cellular systems work and presents useful techniques for effective systems development. Key features include: complete coverage of microwave propagation techniques to design successful cellular systems, extensive chapters covering the broad fundamentals of microwave usage in mobile radio propagation and the functions of mobile radio antennas, comprehensive treatment of modulation methods, interference, noise, layout and control of high-capacity systems, and more! The return of this classic volume should be welcomed by all those seeking an authoritative and complete source of information on this emerging technology."

5G Networks - Planning, Design and Optimization (Paperback): Christofer Larsson 5G Networks - Planning, Design and Optimization (Paperback)
Christofer Larsson
R2,883 R2,630 Discovery Miles 26 300 Save R253 (9%) Ships in 12 - 17 working days

5G Networks: Planning, Design and Optimization presents practical methods and algorithms for the design of 5G Networks, covering issues ranging from network resilience to how Big Data analytics can used in network design optimization. The book addresses 5G optimization issues that are data driven, high dimensional and clustered. The reader will learn: 5G concepts, how they are linked and their effect on the architecture of a 5G network Models of 5G at a network level, including economic aspects of operating a network The economic implications of scale and service diversity, and the incentive for optimal design and operational strategies Network topologies from a transport to a cloud perspective Theoretic foundations for network design and network optimization Algorithms for practical design and optimization of 5G subsystems based on live network projects Efficient Bayesian methods for network analytics The trade-off and multi-objective character of QoS management and cost saving Practical traffic and resilience measurement and QoS supervision Frameworks for performance analytics and network control This book will be an invaluable resource for telecom operators and service providers, university researchers, graduate students and network planners interested in practical methods for optimizing networks for large performance improvements and cost savings. Christofer Larsson works as an independent researcher and consultant in network design traffic engineering, network performance evaluation and optimization.

Teach Yourself Visually iPhone 8, iPhone 8 Plus and iPhone X (Paperback): G. Hart-Davis Teach Yourself Visually iPhone 8, iPhone 8 Plus and iPhone X (Paperback)
G. Hart-Davis
R608 R475 Discovery Miles 4 750 Save R133 (22%) Ships in 12 - 17 working days

Know your new iPhone from the inside-out with 900 color screen shots! Teach Yourself VISUALLY iPhone is your ultimate guide to getting the most out of your iPhone! Apple's graphics-driven iOS is perfect for visual learners, so this book uses a visual approach to show you everything you need to know to get up and running--and much more. Full-color screen shots walk you step-by-step through setup, customization, and everything your iPhone can do. Whether you are new to the iPhone or have just upgraded to the 7s, 7s Plus, or 8, this book helps you discover your phone's full functionality and newest capabilities. Stay in touch by phone, text, email, FaceTime Audio or FaceTime Video calls, or social media; download and enjoy books, music, movies, and more; take, edit, and manage photos; track your health, fitness, and habits; organize your schedule, your contacts, and your commitments; and much more! The iPhone is designed to be user-friendly, attractive, and functional. But it is capable of so much more than you think--don't you want to explore the possibilities? This book walks you through iOS visually to help you stay in touch, get things done, and have some fun while you're at it! Get to know iOS with 900 full-color screen shots Master the iPhone's basic functions and learn the latest features Customize your iPhone to suit your needs and get optimal performance Find the apps and services that can make your life easier The iPhone you hold in your hand represents the pinnacle of mobile technology, and is a masterpiece of industrial design. Once you get to know it, you'll never be without it. Teach Yourself VISUALLY iPhone is your personal map for exploring your new tech companion.

Mobile Lightweight Wireless Systems - Second International ICST Conference, Mobilight 2010, May 10-12, 2010, Barcelona, Spain,... Mobile Lightweight Wireless Systems - Second International ICST Conference, Mobilight 2010, May 10-12, 2010, Barcelona, Spain, Revised Selected Papers (Paperback, Edition.)
Periklis Chatzimisios, Christos Verikoukis, Ignacio Santamaria, Massimiliano Laddomada, Oliver Hoffmann
R4,642 Discovery Miles 46 420 Ships in 10 - 15 working days

Following the success of the First MOBILIGHT 2009 in Athens, Greece, the Second International Conference on Mobile Lightweight Systems (MOBILIGHT) was held in Barcelona, Spain on May 10-12, 2010. It was not an easy decision to carry on organizing a scientific event on wireless communications, where competition is really enormous. This decision was motivated by discussion with many colleagues about the current unprecedented demand for lig- weight, wireless communication devices with high usability and performance able to support added-value services in a highly mobile environment. Such devices follow the users everywhere they go (at work, at home, while travelling, in a classroom, etc. ) and result in exciting research, development and business opportunities. Such scenarios clearly demand significant upgrades to the existing communication paradigm in terms of infrastructure, devices and services to support the "anytime, anywhere, any device" philosophy, providing novel and fast-evolving requirements and expectations on - search and development in the field of information and communication technologies. The core issue is to support wireless users' desire for 24/7 network availability and transparent access to "their own" services. In this context, we continue to envision an international forum where practitioners and researchers coming from the many areas involved in lightweight wireless systems' design and deployment would be able to interact and exchange experiences.

Wireless and Mobile Device Security (Paperback, 2nd edition): Jim Doherty Wireless and Mobile Device Security (Paperback, 2nd edition)
Jim Doherty
R1,844 Discovery Miles 18 440 Ships in 9 - 15 working days

The world of wireless and mobile devices is evolving rapidly, with many individuals relying solely on their wireless devices in the workplace and in the home. The growing use of mobile devices demands that organizations become more educated in securing this technology and determining how to best protect their assets. Written by an industry expert, Wireless and Mobile Device Security, Second Edition explores the evolution of wired networks to wireless networking and its impact on the corporate world. Using case studies and real-world events, it goes on to discuss risk assessments, threats, and vulnerabilities of wireless networks, as well as the security measures that should be put in place to mitigate breaches. KEY FEATURES * Available with Cybersecurity Cloud Labs, providing immersive mock IT infrastructures where students can learn and practice foundational cybersecurity skills. * Discusses the history and evolution of wireless networks, including emerging trends in 5G connectivity and IOT * Explores the impact of wireless on the corporate world * Focuses on 802.11 WLAN security in both the small office/home office world and for larger organizations * Offers security solutions for the risks and vulnerabilities in mobile devices * Surveys the mobile malware landscape and discusses mitigation strategies

GSM & UMTS - The Creation of Global Mobile Communication +CD (Hardcover): F. Hillebrand GSM & UMTS - The Creation of Global Mobile Communication +CD (Hardcover)
F. Hillebrand
R6,037 Discovery Miles 60 370 Ships in 12 - 17 working days

GSM (Global System for Mobile communication) provides a service to more than 500 million users throughout 168 countries worldwide. It is the world market leader serving 69 % of all mobile digital users and is currently evolving into UMTS (Universal Mobile Telecommunication System).

By describing the critical decisions and the phases of the development this key text explains how the GSM initiative became a success in Europe and how it evolved to the global mobile communication system. Initially the strategy and technical specifications were agreed for Europe and the subsequent evolution to a global solution was achieved by incorporating all non-European requirements and by inviting all committed parties worldwide to participate. The process started in 1982 and the first GSM networks went into commercial service in 1992. The first UMTS networks are expected in 2002 and the fourth generation discussions have begun.

  • Presents a complete technical history of the development of GSM and the early evolution to UMTS

  • Clarifies the creation of the initial GSM second generation system in CEPT GSM, the evolution to a generation 2.5 system in ETSI SMG and the evolution to the Third Generation (UMTS) in ETSI SMG and 3GPP

  • Covers all of the services and system features together with the working methods and organisational aspects
GSM and UMTS provides an interesting and informative read and will appeal to everyone involved in the mobile communications market needing to know how GSM and UMTS technologies evolved.

The accompanying CD-ROM provides nearly 500 reference documents including reports of all standardisation plenary meetings, strategy documents, key decisions, the GSM Memorandum of Understanding and the report of the UMTS Task Force.

The Smartphone - Anatomy of an Industry (Paperback): Elizabeth Woyke The Smartphone - Anatomy of an Industry (Paperback)
Elizabeth Woyke
R526 R379 Discovery Miles 3 790 Save R147 (28%) Ships in 12 - 17 working days

We think we know everything about our smartphones. We use them constantly. We depend on them for every conceivable purpose. We are familiar with every inch of their compact frames. But there is more to the smartphone than meets the eye.
How have smartphones shaped the way we socialize and interact? Who tracks our actions, our preferences, our movements as recorded by our smartphones? These are just some of the questions that journalist Elizabeth Woyke answers in this muckraking expose of the $241 billion industry that produces more than 700 million devices each year.
In the tradition of "The Coffee Book," "The Sneaker Book," "Oil," and "Cigarettes," "The Smartphone" offers not only a step-by-step guide to how smartphones are designed and manufactured but also a bold exploration of the darker side of this massive industry, including the exploitation of labor, the disposal of electronic waste, and the underground networks that hack and smuggle smartphones.
Featuring interviews with key figures in the development of the smartphone and expert assessments of the industry's main players--Apple, Google, Microsoft, and Samsung--"The Smartphone" is the perfect introduction to this most personal of gadgets. Your smartphone will never look the same again.

Transformation Optics-based Antennas (Hardcover): Shah Nawaz Burokur, Andre de Lutrac, Jianjia Yi, Paul-Henri Tichit Transformation Optics-based Antennas (Hardcover)
Shah Nawaz Burokur, Andre de Lutrac, Jianjia Yi, Paul-Henri Tichit
R1,696 Discovery Miles 16 960 Ships in 12 - 17 working days

Transformation Optics-based Antennas is organized into two chapters that follow an introduction that presents the basic principles of the transformation optics concept. Two types of transformation are presented, coordinate transformation and space transformation. Implementations using metamaterials are also discussed. Chapter One focuses on coordinate transformation in the design of devices capable of modifying the electromagnetic appearance of a radiating source. Transformation of a directive radiation pattern into an isotropic one (and vice-versa) through space stretching and compression, respectively, and the possibility of creating multiple beams are also studied. Chapter Two deals with devices designed using space transformation concepts. Quasi-conformal transformation optics (QCTO) are applied for the design of lenses, either to compensate for the phase shift created by the conformation of an array of sources or to steer a beam to an off-normal direction.

The Cellular Radio Handbook - A Reference for Cellular System Operation 4e (Hardcover, 4th Edition): N.J. Boucher The Cellular Radio Handbook - A Reference for Cellular System Operation 4e (Hardcover, 4th Edition)
N.J. Boucher
R6,326 Discovery Miles 63 260 Ships in 12 - 17 working days

"A comprehensive guide for operators, engineers, technicians, marketing staff, and systems managers, explaining the intricacies of designing, installing, and operating a cellular network. Although the volume explains both the theory and practice of cellular systems, it is structured in such a way that nontechnical readers can bypass mathematically oriented sections without losing overall comprehension."–Book News, Inc.

This Fourth Edition of Neil Boucher’s internationally bestselling handbook has been thoroughly updated and expanded to provide comprehensive coverage of the new technologies that are shaping the industry, as well as the important changes brought about by the rapid domination of the cellular markets by digital systems. Encyclopedic in scope, it covers the design, installation, and operations of a cellular network, features concise discussions of best engineering practices, and provides helpful guidelines on critical business issues involved in planning, budgeting, and administering a cellular system.

Authoritative, comprehensive, and up-to-date, The Cellular Radio Handbook, Fourth Edition is an indispensable working resource for telecom designers, operators, and marketers. In addition to covering traditional cellular networks, this book also includes PCS/PCN, WLL, and satellite mobile technology.

Digital Communications - Courses and Exercises with Solutions (Hardcover): Pierre Jarry, Jacques N. Beneat Digital Communications - Courses and Exercises with Solutions (Hardcover)
Pierre Jarry, Jacques N. Beneat
R1,989 Discovery Miles 19 890 Ships in 12 - 17 working days

Digital communications plays an important role in numerical transmission systems due to the proliferation of radio beams, satellite, optic fibbers, radar, and mobile wireless systems. This book provides the fundamentals and basic design techniques of digital communications with an emphasis on the systems of telecommunication and the principles of baseband transmission. With a focus on examples and exercises, this book will prepare you with a practical and real-life treatment of communication problems.

BlackBerry Storm2 Made Simple - Written for the Storm 9500 and 9530, and the Storm2 9520, 9530, and 9550 (Paperback, 1st ed.):... BlackBerry Storm2 Made Simple - Written for the Storm 9500 and 9530, and the Storm2 9520, 9530, and 9550 (Paperback, 1st ed.)
Gary Mazo, Martin Trautschold
R1,078 R907 Discovery Miles 9 070 Save R171 (16%) Ships in 10 - 15 working days

The sleek BlackBerry Storm is more than good looks-it also boasts a number of powerful features, including advanced SurePress typing technology, WiFi access, and video recording capabilities. With BlackBerry Storm 2 Made Simple, you'll explore all the features and uncover valuable techniques-from emailing and scheduling to GPS mapping and using apps-through easy-to-read instructions and detailed visuals. Written by two successful BlackBerry trainers and authors, this is simply the most comprehensive and clear guidebook to the BlackBerry Storm and Storm 2 smartphones available.What you'll learn* Sync your Storm with a PC or Mac* Master the keyboard and trackpad navigation* Everything email: setup, basics, and pro techniques* Text messaging: SMS, PIN, and more* Set up a three-way conference call* Get work done: Manage your calendar, contact list, and memopad* Understand connectivity: Wi-Fi and Bluetooth* Use Google Sync for true Wireless Sync without an Enterprise Server* Support for both BlackBerry Internet Service and Corporate BlackBerry Enterprise Server* Have fun with music, photos, and videos* Explore the BlackBerry App World and utilize apps* Use GPS and mapping to get around* Update your Facebook and Myspace pages right from your StormWho this book is for This book is for those who want to get the most out of the BlackBerry Storm and Storm 2 devices. It is perfect for beginners but will also teach advanced users new techniques and shortcuts.Table of Contents* Setup Wizard & Email Setup* Windows PC Setup* Apple Mac Setup * Typing, Spelling & Help * Personalize your BlackBerry * Sounds: Ring & Vibrate * Phone & Voice Dialing* Advanced Phone * Social Networking * Email Like a Pro * Your Contact List * Manage Your Calendar * Get Tasks Done * MemoPad: Sticky Notes* SMS Text & MMS * Even More Messaging * Add Memory & Media * Your Music Player * Snapping Pictures * Fun with Videos * BlackBerry as a Tethered Modem * Connect with Bluetooth * Surf the Web * Add or Remove Software * Maps & Directions * Other Applications* Searching for Lost Stuff * Fixing Problems * Boost Your Battery * Simple Video Tutorials

iPhone User Interface Design Projects (Paperback, 1st ed.): Joachim Bondo, David Barnard, Dan Burcaw, Tim Novikoff, Craig... iPhone User Interface Design Projects (Paperback, 1st ed.)
Joachim Bondo, David Barnard, Dan Burcaw, Tim Novikoff, Craig Kemper, …
R1,052 R848 Discovery Miles 8 480 Save R204 (19%) Ships in 10 - 15 working days

With over 100,000 iPhone applications and 125,000 registered iPhone developers, is it still possible to create a top-selling app that stands apart from the six-figure crowd? Of course, but you'll need more than a great idea and flawless codean eye-catching and functional user interface design is essential. With this book, you'll get practical advice on user interface design from 10 innovative developers who, like you, have sat wondering how to best utilize the iPhone's minimal screen real estate. Their stories illustrate precisely why, with more apps and more experienced, creative developers, no iPhone app can succeed without a great user interface.

Whatever type of iPhone project you have in mindsocial networking app, game, or reference toolyou'll benefit from the information presented in this book. More than just tips and pointers, you'll learn from the authors' hands-on experiences, including: Dave Barnard of App Cubby on how to use Apple's user interface conventions and test for usability to assure better results Joachim Bondo, creator of Deep Green Chess, beats a classic design problem of navigating large dataset results in the realm of the iPhone Former Apple employee Dan Burcaw tailors user interfaces and adds the power of CoreLocation, Address Book, and Camera to the social networking app, Brightkite David Kaneda takes his Basecamp project management client, Outpost, from a blank page (literally) to a model of dashboard clarity Craig Kemper focuses on the smallest details to create his award-winning puzzle games TanZen and Zentomino Tim Novikoff, a graduate student in applied math with no programming experience, reduces a complex problem to simplicity in Flash of Genius: SAT Vocab Long-time Mac developer Chris Parrish goes into detail on the creation of the digital postcard app, Postage, which won the 2009 Apple Design Award Flash developer Keith Peters provides solutions for bringing games that were designed for a desktop screen to the small, touch-sensitive world of the iPhone Jurgen Siebert, creator of FontShuffle, outlines the anatomy of letters and how to select the right fonts for maximum readability on the iPhone screen Eddie Wilson, an interactive designer, reveals the fine balance of excellent design and trial-by-fire programming used to create his successful app Snow Report

Combined with Apress' best-selling Beginning iPhone 3 Development: Exploring the iPhone SDK, you'll be prepared to match great code with striking design and create the app that everyone is talking about. What you'll learn How to optimize your design for the iPhone's limited screen real estate and the mobile environment How to create a user interface that is eye-catching and stands apart from the crowd How to maximize your use of typographic elements for style and readability How to perfect entry views and display large amounts of data in an exciting way How to translate games made for the desktop's big screen to the iPhone How to strike the perfect balance between simplicity, beauty, and features Who this book is for

iPhone application developers of all experience levels and development platforms. Table of Contents App Cubby Yet Another Google Reader Brightkite for the iPhone Outpost TanZen and Zentomino Flash of Genius: SAT Vocab Postage Falling Balls and Gravity Pods FontShuffle Snow Reports for the iPhone

BlackBerry Bold Made Simple - For the BlackBerry Bold 9700 Series (Paperback, 1st ed.): Gary Mazo, Martin Trautschold BlackBerry Bold Made Simple - For the BlackBerry Bold 9700 Series (Paperback, 1st ed.)
Gary Mazo, Martin Trautschold
R1,294 R1,057 Discovery Miles 10 570 Save R237 (18%) Ships in 10 - 15 working days

You've chosen well-with elegant design, a high-res display, and a speedy processor, the Bold is a top-notch device. Now learn how to take advantage of all the features with this easy-to-read guide from two of the best BlackBerry trainers in the business. BlackBerry Bold Made Simple teaches you how to get the most out of your BlackBerry Bold. You'll explore all the features and uncover time-saving techniques-from emailing and scheduling to video recording and expanding memory-all through easy-to-read instructions and detailed visuals. Written by two successful BlackBerry trainers and authors, this is simply the most comprehensive and clear guidebook to the BlackBerry Bold available.

Conversation and Technology: From the Telephone to  the Internet (Hardcover): I Hutchby Conversation and Technology: From the Telephone to the Internet (Hardcover)
I Hutchby
R1,763 Discovery Miles 17 630 Ships in 12 - 17 working days

We live in a world where social interaction is increasingly mediated by technological devices. In this book, Ian Hutchby explores the impact these technologies have on our attempts to communicate. Focusing on four examples - telephones, computerized expert systems at work, speech-based systems dealing with enquiries from the public, and multi-user spaces on the Internet - Hutchby asks: are we increasingly technologized conversationalists, or is technology increasingly conversationalized?


"Conversation and Technology" draws on recent theory and empirical research in conversation analysis, ethnomethodology and the social construction of technology. In novel contributions to each of these areas, Hutchby argues that the ways in which we interact can be profoundly shaped by technological media, while at the same time we ourselves are shapers of both the cultural and interactional properties of these technologies.


The book begins by examining a variety of theoretical perspectives on this issue. Hutchby offers a critical appraisal of recent sociological thinking, which has tended to over-estimate society's influence on technological development. Instead he calls for a new appreciation of the relationship between human communication and technology. Using a range of case studies to illustrate his argument, Hutchby explores the multiplicity of ways in which technology affects our ordinary conversational practices.


Readers in areas as diverse as sociology, communication studies, psychology, computer science and management studies will find much of interest in this account of the human and communicative properties of various forms of modern communication technology.

Short Message Service (SMS) - The Creation of Personal Global Text Messaging (Hardcover): F. Hillebrand Short Message Service (SMS) - The Creation of Personal Global Text Messaging (Hardcover)
F. Hillebrand
R1,541 Discovery Miles 15 410 Ships in 12 - 17 working days

Contributions from Finn Trosby, Kevin Holley, Ian Harris

Written to celebrate the 25th anniversary of SMS standardization by the people who produced the standards, "Short Message Service (SMS): The Creation of Personal Text Messaging, " describes the development of the SMS standard and its ongoing evolution. The standardization of SMS started in February 1985 as a part of the creation of the second generation digital cellular system GSM, and the 25th anniversary of the first work on SMS provides an opportunity to review and understand how this service was developed. The book also looks to the future, as a large number of new GSM and evolved GSM phones will support SMS as a mass market high availability messaging service, a new simple Multimedia Messaging Service (MMS) suitable for use by everyone and for implementation in every new terminal is proposed.One of the only books which covers the complete SMS genesis from concept ideas to standardization of a first technical solution and its evolution to the present day.Describes the service concept including the limitation of the message length to 160 characters and explains the rationale behind the concept.Based on existing and newly retrieved documentation.Concludes that SMS has a long future since most future GSM phones will support SMS as the only messaging service, and so an SMS evolution is put forward.

Understanding Android Tablets and Smartphones for All Ages (Paperback): Jim Gatenby Understanding Android Tablets and Smartphones for All Ages (Paperback)
Jim Gatenby 1
R317 R259 Discovery Miles 2 590 Save R58 (18%) Ships in 9 - 15 working days
Long Term Evolution IN BULLETS, 2nd Edition (Paperback, 2nd ed.): Chris Johnson Long Term Evolution IN BULLETS, 2nd Edition (Paperback, 2nd ed.)
Chris Johnson
R2,061 R1,943 Discovery Miles 19 430 Save R118 (6%) Ships in 10 - 15 working days

This book provides a comprehensive description of the Long Term Evolution (LTE) radio access network, as specified by 3GPP. The content is aimed towards anyone wishing to learn the basics, or to develop a more thorough understanding. The content is presented in the form of bullet points to keep it concise and to allow rapid access to the key information. Highlights include: - Complete text is presented as bullet points - Can be read with ease and in less time - Illustrations and tables support text - Content includes both introductory and advanced topics - Based upon the release 8, 9 and 10 versions of the 3GPP specifications - Detailed description of air-interface, bit rates and physical channels - Most important messages and signalling procedures explained - Idle mode and physical layer procedures presented - Practical radio network planning subjects addressed - Includes both FDD and TDD variants - LTE Advanced technologies presented - Voice over LTE solutions described

Introduction to Digital Mobile Communication 2e (Hardcover, 2nd Edition): Y Akaiwa Introduction to Digital Mobile Communication 2e (Hardcover, 2nd Edition)
Y Akaiwa
R3,221 Discovery Miles 32 210 Ships in 12 - 17 working days

Introduces digital mobile communications with an emphasis on digital transmission methods This book presents mathematical analyses of signals, mobile radio channels, and digital modulation methods. The new edition covers the evolution of wireless communications technologies and systems. The major new topics are OFDM (orthogonal frequency domain multiplexing), MIMO (multi-input multi-output) systems, frequency-domain equalization, the turbo codes, LDPC (low density parity check code), ACELP (algebraic code excited linear predictive) voice coding, dynamic scheduling for wireless packet data transmission and nonlinearity compensating digital pre-distorter amplifiers. The new systems using the above mentioned technologies include the second generation evolution systems, the third generation systems with their evolution systems, LTE and LTE-advanced systems, and advanced wireless local area network systems. The second edition of Digital Mobile Communication : Presents basic concepts and applications to a variety of mobile communication systems Discusses current applications of modern digital mobile communication systems Covers the evolution of wireless communications technologies and systems in conjunction with their background The second edition of Digital Mobile Communication is an important textbook for university students, researchers, and engineers involved in wireless communications.

Evolved Packet System (EPS) - The LTE and SAE Evolution of 3G UMTS (Hardcover, New): P Lescuyer Evolved Packet System (EPS) - The LTE and SAE Evolution of 3G UMTS (Hardcover, New)
P Lescuyer
R3,062 Discovery Miles 30 620 Ships in 12 - 17 working days

2G/GSM and 3G/UMTS are key mobile communication technologies, chosen by more than 2 billion people around the world. In order to adapt to new services, increasing demand for user bandwidth, quality of service and requirements for network convergence, major evolutions are introduced in 3G network standard. Evolved Packet System (EPS) presents the EPS evolution of the 3G/UMTS standard introduced by the 3rd Generation Partnership Project (3GPP) standard committee. This new topic is looked at from a system perspective, from the radio interface to network and service architecture. Hundreds of documents being issued by Standard organisations are summarised in one book to allow the reader to get an accessible comprehensive view of EPS evolution. * Proposes a system view of Evolved UMTS, from the radio to Core and service architecture * Gives a comprehensive and global view of the system that technical specifications do not provide * Describes the new system as well as the inheritance and migration from 2G/GSM and 3G/UMTS * Written by experts in the field who specialise in two complementary but very different technical domains (i.e. "radio interface" and "network architecture") * Contains many figures and examples for better understanding. This book is essential for industry professionals in the telecommunication business, telecommunication system architects and designers, product manufacturers and operators and postgraduate students.

iPhone App Development (Paperback): Craig Hockenberry iPhone App Development (Paperback)
Craig Hockenberry
R977 R714 Discovery Miles 7 140 Save R263 (27%) Ships in 12 - 17 working days

Ready to create your own iPhone app? This book walks you through the entire iPhone app development process, from start to finish. You'll learn how to download the tools, build the app, get it through Apple's approval process, and then market and maintain the finished product. All you need to get started is a familiarity with object-oriented programming. With "iPhone App Development: The Missing Manual", you'll get lots of illustrations, step-by-step tutorials, and real-world examples. Author and Mac guru Craig Hockenberry is your ideal guide because he's been there, having created the wildly popular Twitterific iPhone app that lets you manage your tweets and Twitter account right on your iPhone screen. Craig's goal is to make you a successful iPhone App developer, whether you're a student or an experienced programmer. He pursues this goal with clarity and a terrific sense of humor.

Taking Your iPhone 4 to the Max (Paperback, 2nd ed.): Erica Sadun, Steve Sande Taking Your iPhone 4 to the Max (Paperback, 2nd ed.)
Erica Sadun, Steve Sande
R723 R614 Discovery Miles 6 140 Save R109 (15%) Ships in 10 - 15 working days

Unleash your iPhone and take it to the limit using powerful tips and techniques from tech consultant Steve Sande and gadget hacker Erica Sadun. Fast and fun to read, Taking Your iPhone 4 to the Max shows you how to get the most out of Apple's iPhone 4. You'll find all the best undocumented tricks as well as the most efficient and enjoyable introduction to the iPhone available. Starting with an introduction to iPhone basics, you'll quickly move on to discover the iPhone's hidden potential, like how to connect to a TV, use Voice Control, have video chats with FaceTime, and call friends overseas with low-cost VoIP. From the unified email inbox and surfing the Web with Mobile Safari, exploring the world of social networking, using the multitasking capabilities of iOS 4, taking and editing photos, shopping for apps, media, and books, or just managing phone callsPQZ-21723you'll find it all in this book. You'll even learn tips on where to get the best iPhone accessories. Get ready to take iPhone 4 to the max!

My iPhone for Seniors (covers all iPhone running iOS 15, including the new series 13 family) (Paperback, 8th edition): Brad... My iPhone for Seniors (covers all iPhone running iOS 15, including the new series 13 family) (Paperback, 8th edition)
Brad Miser
R755 R689 Discovery Miles 6 890 Save R66 (9%) Ships in 9 - 15 working days

Easy, clear, readable, and focused on what you want to do. Step-by-step instructions for the tasks you care about most. Large, full-color, close-up photos with callouts to iPhone photos that show you exactly what to do. Common-sense help when you run into iPhone problems or limitations. Tips and notes to help you get the most from your iPhone. Full-color, step-by-step tasks walk you through getting and keeping your iPhone working just the way you want. The tasks include how to: * Connect to the Internet, Bluetooth devices, and Wi-Fi networks * Use Siri to get information, write texts and emails, set reminders/appointments, and more--just by speaking to your iPhone * Customize your iPhone with noti_ cations, wallpaper, ringtones, and much more * Use iCloud, Google, and other cloud services to have consistent calendar, contact, and other information on all your devices * Communicate via phone calls, FaceTime videoconferences, text, email, and more * Take advantage of the Messages app to instantly communicate with just about anyone, anywhere; send and receive photos and videos with a few simple taps * Get the most out of Safari to browse the Web and Mail to manage all your email from one Inbox * Use the Wallet app to store and easily use boarding passes, loyalty cards, and credit cards * Capture and edit photos and video; use great camera features such as telephoto zoom, portrait mode, burst photos, time-lapse and slow-motion video, and Live Photos * View, edit, and organize your photos in the Photos app; easily send photos via texts and emails or use them on the Home or Lock screens * Find, download, install, and use iPhone apps to help you travel, get information, keep in touch, have fun, and more

VoIP - Wireless P2P and New Enterprise Voice Over IP (Hardcover): S. Ganguly VoIP - Wireless P2P and New Enterprise Voice Over IP (Hardcover)
S. Ganguly
R3,201 Discovery Miles 32 010 Ships in 10 - 15 working days

Voice over Internet Protocol (VoIP) is revolutionizing the way people communicate - both in the corporate world and in personal life. The enormous success of VoIP has led to its adoption in a wide range of networking technologies. Each network technology has its unique features and poses distinct challenges to the performance of VoIP.

VoIP: Wireless, P2P and New Enterprise Voice over IP describes the issues arising in the deployment of VoIP in an emerging heterogeneous network environment. Along with a brief overview of the concepts, protocols, algorithms, and equipment involved in realizing VoIP, this book focuses on two areas; quality and performance issues in deploying VoIP, this book focuses on two areas: quality and performance issues in deploying VoIP over various network settings, and the new mechanisms and protocols in these emerging networks to assist the deployment of VoIP.

This book is an invaluable resource for professional network engineers, designers, managers, researchers, decision makers and project managers overseeing VoIP implementations. Market analysts, consultants, and those studying advanced undergraduate and graduate courses on data, voice and multimedia communications will also find this book insightful.

VoIP; Wireless, P2P and New Enterprise Voice over IP: Discusses the basics of VoIP, VoIP codecs and VoIP protocols including SIP and H.323. Details new technologies such as P2P technology, VoWiFi, WiMax, and 3G networks. Explains the QoS issues arising from deploying VoIP using the new technologies. Solves the performance issues that emerge when VoIP is deployed over different network technologies.

Compressed Sensing in Li-Fi and Wi-Fi Networks (Hardcover): Malek Benslama, Hatem Mokhtari Compressed Sensing in Li-Fi and Wi-Fi Networks (Hardcover)
Malek Benslama, Hatem Mokhtari
R3,653 R3,312 Discovery Miles 33 120 Save R341 (9%) Ships in 12 - 17 working days

Compressed Sensing in Li-Fi and Wi-Fi Networks features coverage of the first applications in optical telecommunications and wireless. After extensive development of basic theory, many techniques are presented, such as non-asymptotic analysis of random matrices, adaptive detection, greedy algorithms, and the use of graphical models. The book can be used as a comprehensive manual for teaching and research in courses covering advanced signal processing, efficient data processing algorithms, and telecommunications. After a thorough review of the basic theory of compressed sensing, many mathematical techniques are presented, including advanced signal modeling, Nyquist sub-sampling of analog signals, the non-asymptotic analysis of random matrices, adaptive detection, greedy algorithms, and the use of graphical models.

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