Has the cell phone forever changed the way people communicate? The mobile phone is used for real time coordination while on the run, adolescents use it to manage their freedom, and teens text to each other day and night. The mobile phone is more than a simple technical innovation or social fad, more than just an intrusion on polite society. This book, based on world-wide research involving tens of thousands of interviews and contextual observations, looks into the impact of the phone on our daily lives. The mobile phone has fundamentally affected our accessibility, safety and security, coordination of social and business activities, and use of public places.
Based on research conducted in dozens of countries, this insightful and entertaining book examines the once unexpected interaction between humans and cell phones, and between humans, period. The compelling discussion and projections about the future of the telephone should give designers everywhere a more informed practice and process, and provide researchers with new ideas to last years.
*Rich Ling (an American working in Norway) is a prominent researcher, interviewed in the new technology article in the November 9 issue of the New York Times Magazine.
*A particularly "good read," this book will be important to the designers, information designers, social psychologists, and others who will have an impact on the development of the new third generation of mobile telephones.
*Carefully and wittily written by a senior research scientist at Telenor, Norway's largest telecommunications company, and developer of the first mobile telephone system that allowed for international roaming."

Integrating Wireless Devices in the Enterprise provides a solution that every enterprise can use, described in terms of scope, feasibility and return on investment, architecture, and data structures. The solution Wheeler offers here is scalable from a single handheld and single desktop to small workgroup to large enterprise environments. The number of devices is not a determinant of success or failure. It's more often the planning and managing of them that's crucial. This book also provides tools to deal with the increase of devices, and the corresponding complexity of managing those resources and the increase in cost to the firm.
*Synchronize networked data with the mobile device fleet
*Synchronize a mobile device with networked data that is mission critical
*Connect any device to any data source, over any network

Compressive sensing is a new signal processing paradigm that aims to encode sparse signals by using far lower sampling rates than those in the traditional Nyquist approach. It helps acquire, store, fuse and process large data sets efficiently and accurately. This method, which links data acquisition, compression, dimensionality reduction and optimization, has attracted significant attention from researchers and engineers in various areas. This comprehensive reference develops a unified view on how to incorporate efficiently the idea of compressive sensing over assorted wireless network scenarios, interweaving concepts from signal processing, optimization, information theory, communications and networking to address the issues in question from an engineering perspective. It enables students, researchers and communications engineers to develop a working knowledge of compressive sensing, including background on the basics of compressive sensing theory, an understanding of its benefits and limitations, and the skills needed to take advantage of compressive sensing in wireless networks.

Written in the intuitive yet rigorous style that readers of A Foundation in Digital Communication have come to expect, this second edition includes entirely new chapters on the radar problem (with Lyapunov's theorem) and intersymbol interference channels, new discussion of the baseband representation of passband noise, and a simpler, more geometric derivation of the optimal receiver for the additive white Gaussian noise channel. Other key topics covered include the definition of the power spectral density of nonstationary stochastic processes, the geometry of the space of energy-limited signals, the isometry properties of the Fourier transform, and complex sampling. Including over 500 homework problems and all the necessary mathematical background, this is the ideal text for one- or two-semester graduate courses on digital communications and courses on stochastic processes and detection theory. Solutions to problems and video lectures are available online.

We are at the dawn of an era in networking that has the potential to define a new phase of human existence. This era will be shaped by the digitization and connection of everything and everyone with the goal of automating much of life, effectively creating time by maximizing the efficiency of everything we do and augmenting our intelligence with knowledge that expedites and optimizes decision-making and everyday routines and processes. The Future X Network: A Bell Labs Perspective outlines how Bell Labs sees this future unfolding and the key technological breakthroughs needed at both the architectural and systems levels. Each chapter of the book is dedicated to a major area of change and the network and systems innovation required to realize the technological revolution that will be the essential product of this new digital future.

Tackling problems from the least complicated to the most, Resource Allocation in Uplink OFDMA Wireless Systems provides readers with a comprehensive look at resource allocation and scheduling techniques (for both single and multi-cell deployments) in uplink OFDMA wireless networks--relying on convex optimization and game theory to thoroughly analyze performance.

Inside, readers will find topics and discussions on:

Formulating and solving the uplink ergodic sum-rate maximization problem

Proposing suboptimal algorithms that achieve a close performance to the optimal case at a considerably reduced complexity and lead to fairness when the appropriate utility is used

Investigating the performance and extensions of the proposed suboptimal algorithms in a distributed base station scenario

Studying distributed resource allocation where users take part in the scheduling process, and considering scenarios with and without user collaboration

Formulating the sum-rate maximization problem in a multi-cell scenario, and proposing efficient centralized and distributed algorithms for intercell interference mitigation

Discussing the applicability of the proposed techniques to state-of-the-art wireless technologies, LTE and WiMAX, and proposing relevant extensions

Along with schematics and figures featuring simulation results, Resource Allocation in Uplink OFDMA Wireless Systems is a valuable book for?wireless communications and cellular systems professionals and students.

Written by the pioneers of Flash-OFDM, arguably the first commercially developed OFDMA-based mobile broadband system in the world, this book teaches OFDMA from first principles, enabling readers to understand mobile broadband as a whole. The book examines the key requirements for data-centric mobile; how OFDMA fits well with data networks; why mobile broadband needs to be IP-based; and how to bridge communications theory to real-world air interface design and make a good system choice between performance and complexity. It also explores the future of wireless technologies beyond conventional cellular architecture. One of the key challenges faced by newcomers to this field is how to apply the wireless communications theory and principles to the real world and how to understand sophisticated commercial systems such as LTE. The authors use their firsthand experience to help graduate students, researchers and professionals working on 4G to bridge the gap between theory and practice.

Advanced IoT based wireless communication has recently received a lot of attention due to a wide range of industry 4.0 applications such as security solutions of CPS in vehicular communication, E_Healthcare over secure wireless communication, privacy issues of E_Learning via cost and energy efficient wireless network communication, etc. In these applications, physical data is continuously monitored by the IoT-based sensor nodes to facilitate the current situations, 5G network management, security solutions, etc. in industry 4.0 environment. Despite the many security issues considered in existing wireless communication in the industry 4.0 applications, IoT based 5G and 5G+ wireless communication will enhance the future security issues including cybersecurity solutions. The aim of this book to deliver the best services with minimum cost and maximum security in all industry 4.0 applications. For instance, medical priority services against the available sources and devices (IoT, sensors, decision-making units, etc.), patient monitoring services against the waiting list and the population, and security services of CPS against the energy efficiency and the battery lifetime are challenging critical problems in the industry 4.0. This book covers some improvement methods in security influence to future communication they are cybersecurity issues of IoT based 5G and 5G+ communication systems. These methods can be considered through the efficient channel coding scheme, efficient traffic management, bandwidth guard, cybersecurity solutions, etc. Requirements for future communication such 5G+ support to illustrate the security issues in selected applications of industry 4.0 such as learning style transformation. Sensors are typically capable of wireless communication and are significantly utilized in many applications such as medical communication with IoT-based 5G infrastructure. Despite many security solutions of communication technologies, decision making, dynamic and intelligent solutions based on sensors, IoT devices, CPS, etc. will be minimizing energy costs and maximizing security issues of industry 4.0. The field of advanced IoT-based 5G+ wireless communication networks merge a lot of functions like secure transmission capacities with latest multiple access schemes, computation of best latency and energy efficiency, and secure communication with location-based services, etc. This book covers many functionalities through the important examples and applications used in industry 4.0.

Written in an easy-to-follow, tutorial style, this complete guide will allow students to quickly understand the key principles, techniques and applications of MIMO wireless communications. Important concepts such as MIMO channel models, power allocation and channel capacity, space-time codes, MIMO detection and antenna selection are covered in detail, providing practical insights into the world of modern telecommunication systems. The most up-to-date techniques are explained, with examples including spatial modulation, MIMO-based cooperative communications, large-scale MIMO systems, massive MIMO and space-time block coded spatial modulation. Supported by numerous solved examples, review questions, MATLAB problems and lecture slides, and including all the necessary mathematical background, this is an ideal text for students taking graduate, single-semester courses in wireless communications.

The Library of Congress maintains a digital preservation blog called The Signal. This book contains a series of reformatted posts from that blog on the subject of personal digital archiving. Specifically, the topics include guidance for such things as choosing file formats and adding descriptions to digital photographs; first-hand accounts of working with and preserving personal collections; descriptions of outreach activities and interviews with library professionals on the subject of personal digital archiving, and many others. Photo albums, letters, home movies and paper documents are a vital link to the past. Personal information we create today has the same value. The only difference is that much of it is now digital. Preserving digital information is a new concept that most people have little experience with. This book provides knowledge and tips to ensure that digital materials last a lifetime by taking steps to preserve them.

A number of wireless technologies have been developed in recent years to meet the increasing needs of high-speed wireless communications in civil and military applications. The advances include WiFi (IEEE 802.11), WiMAX (IEEE 802.16), sensor networks, wireless Mesh/Ad hoc networks, mobile IP, smart antenna, cognitive radio, and so on. These emerging technologies will significantly impact the design and operation of Intelligent Transportation Systems, which aims to effectively provide higher vehicles safety, traffic management, and communications among vehicles and transport infrastructure. Organised into three parts, 'Wireless Technologies for Intelligent Transportation Systems' provides readers a thorough technical guide covering various wireless technologies developed in the most recent years for Intelligent Transportation Systems applications. It presents key technologies of circuits and physical layer, network protocols, system designs and applications. The broad content covers topics of radar sensor, radio channel modelling, smart antenna, medium access control, routing protocol, data dissemination, hand-over, security, mesh networking, road traffic estimation and monitoring, and location-based services. This comprehensive book is a collection of basic concepts, major issues, design approaches, application examples, and future research directions of various advanced technologies developed for Intelligent Transportation Systems. With its broad coverage allowing cross reference, it serves as an essential reference for engineers, researchers, students, scientists, professors, designers and planners of Intelligent Transportation Systems.

Wireless communications technologies are the platform to develop user-centric systems in a multi-device platform that allows mobility and user-friendly interaction. The development of a multi-device platform requires a common language such as Java. This book discusses two different works related with Bluetooth and GPS-GSM communication, to illustrate the capacity of Java language to develop applications that need wireless communications. Java application on the distributed system is introduced by certain keywords, design pattern, software architecture, design process and architecture for ubiquitous space. Furthermore, Java is often used as an embedded programming system, which is a combination of hardware, software, mechanical and other technical components designed to perform a dedicated function, unlike a general purposes computer. This book describes a new development framework for embedded control systems and engine calibration is presented, which supports the modelling of such systems and provides tools for the design and validation activities. An analytical method to express the resonant frequency in terms of the lumped component values is outlined as well.

This book includes new and noteworthy advanced research on the following topics: personal portable telephones, multimedia devices, digital assistants, and communicating palmtop computers; Registration and handoff protocols, messaging, and communications and computing requirements; Network control and management for protocols associated with routing and tracking of mobile users; Location-independent numbering plans for movable personal services; Personal profiles, personalised traffic filtering, and other database-driven aspects of personal communications; Link access technologies and protocols; Radio and infrared channel characterisation and other microcell-based personal communication systems; Satellite Systems and Global Personal Communications; Traffic management and performance issues; Policy issues in spectrum allocation, industry structure, and technology evolution; Applications, case studies, and field experience; Intelligent vehicle highway systems.

Next generation wireless and mobile communication systems are rapidly evolving to satisfy the demands of various network users. Due to the great success and enormous impact of IP networks, high-speed transmission is now possible for both indoor and outdoor wireless systems, internet access and web browsing have become the ruling paradigm for next generation system. It is envisioned that new generation wireless networks and hand-held terminals will support a wide variety of multimedia services such as multimedia web browsing, video and news on demand, mobile office system, stock market information, and so on, to mobile users anywhere, anytime in an uninterrupted and seamless way with low-powered handsets. The characteristics of wireless links, as well as the desire to maintain connectivity while on the move, offer significant challenges to provisioning quality of service and the related performance is of central interest. Since the resources (such as time, frequency and code) in the wireless segments of such networks are very limited, over-dimensioning the network resource is equivalent to poor capital investment, while congestion at busy hours could mean lost calls and lost revenues. It is therefore critical for wireless network designers to utilise these resources efficiently and effectively. In response to the above demand for next generation wireless and mobile communication systems, this book aims at providing a timely and concise reference of the current activities and findings in the relevant technical fields. The primary goal is to address the key technical issues pertaining to the integrated new systems and present novel technical contributions. The book contains 14 invited chapters from prominent researchers working in this area around the world.

Mobile and wireless networks have experienced an explosive growth during the last few years. Their impact ranges from medical, to military, to industrial, and to societal. In fact, mobile and wireless networking is gradually emerging as a discipline. The primary focus of this book is the rapidly evolving design methodologies and analytical models of wireless networks. The design, development, and analysis of wireless networks that can effectively be used in many applications remain challenging research problems due to the complexity involved. However, recent advances in wireless technology have addressed successfully many of the obstacles hindering the wide deployment of wireless networks. How to develop more efficient and reliable wireless networks and effectively model them using analytical models or simulation models remains a hot research area. The goal of the book is to serve as a reference for current design methodology and analytical models that can be used to design and analyse various wireless network systems. Important developments, new strategies, and promising analytical models for design of efficient and reliable wireless networks are presented. Important features and limitations of methods and models are identified. Consequently, this book can serve as a useful reference for researchers, educators, graduate students, and practitioners in the field of wireless networks. This book contains 14 invited chapters from prominent researchers working in this area around the world. The book is basically divided into three main parts. The authors believe all of these chapters not only provide novel ideas, new analytical models, simulation and experimental results and handful experience in this field, but also stimulate the future research activities in the area of design and analysis of wireless networks.

5G is becoming a critically important supporting technology for industrial evolvement.The World of 5G series consists of five salient volumes - Internet of Everything, Intelligent Manufacturing, Intelligent Home, Intelligent Transportation, and Intelligent Medicine.Aim to capture new opportunities brought by 5G, this compendium set focuses on the key technologies, requirements, users' experiences, industry applications, and industrial reforms from the perspective of experts, and comprehensively introduces the related knowledge of 5G.These reference volumes inform readers the essences of 5G, potential changes to the development of public life and society brought by 5G, as well as the potential security and risks such as the legal, moral and ethical aspects.The set also prominently reflects the latest business status in different industrial and social fields, and the great changes that follow.

5G is becoming a critically important supporting technology for industrial evolvement.The World of 5G series consists of five salient volumes - Internet of Everything, Intelligent Manufacturing, Intelligent Home, Intelligent Transportation, and Intelligent Medicine.Aim to capture new opportunities brought by 5G, this compendium set focuses on the key technologies, requirements, users' experiences, industry applications, and industrial reforms from the perspective of experts, and comprehensively introduces the related knowledge of 5G.These reference volumes inform readers the essences of 5G, potential changes to the development of public life and society brought by 5G, as well as the potential security and risks such as the legal, moral and ethical aspects.The set also prominently reflects the latest business status in different industrial and social fields, and the great changes that follow.

Owing to the rapid developments and growth in the telecommunications industry, the need to develop relevant skills in this field are in high demand. Wireless technology helps to exchange the information between portable devices situated globally. In order to fulfil the demands of this developing field, a unified approach between fundamental concepts and advanced topics is required. The book bridges the gap with a focus on key concepts along with the latest developments including turbo coding, smart antennas, multiple input multiple output (MIMO) system, and software defined radio. It also underpins the design requirements of wireless systems and provides comprehensive coverage of the cellular system and its generations: 3G and 4G (Long Term Evolution). With numerous solved examples, numerical questions, open book exam questions, and illustrations, undergraduates and graduate students will find this to be a readable and highly useful text.

Covering the fundamental principles and state-of-the-art cross-layer techniques, this practical guide provides the tools needed to design MIMO- and OFDM-based wireless networks that are both energy- and spectrum-efficient. Technologies are introduced in parallel for both centralized and distributed wireless networks to give you a clear understanding of the similarities and differences between their energy- and spectrum-efficient designs, which is essential for achieving the highest network energy saving without losing performance. Cutting-edge green cellular network design technologies, enabling you to master resource management for next-generation wireless networks based on MIMO and OFDM, and detailed real-world implementation examples are provided to guide your engineering design in both theory and practice. Whether you are a graduate student, a researcher or a practitioner in industry, this is an invaluable guide.

Discover a fresh approach for designing more efficient and cooperative wireless communications networks with this systematic guide. Covering everything from fundamental theory to current research topics, leading researchers describe a new, network-aware coding strategy that exploits the signal interactions that occur in dense wireless networks directly at the waveform level. Using an easy-to-follow, layered structure, this unique text begins with a gentle introduction for those new to the subject, before moving on to explain key information-theoretic principles and establish a consistent framework for wireless physical layer network coding (WPNC) strategies. It provides a detailed treatment of Network Coded Modulation, covers a range of WPNC techniques such as Noisy Network Coding, Compute and Forward, and Hierarchical Decode and Forward, and explains how WPNC can be applied to parametric fading channels, frequency selective channels, and complex stochastic networks. This is essential reading whether you are a researcher, graduate student, or professional engineer.

Implementing IP and Ethernet on the 4G Mobile Network delves into the 4G mobile network that allows an IP packet transmitted by a mobile to be transported to its gateway, reciprocally using the following networks: MPLS-VPN, VPLS and OTN. The mechanisms for the implementation of quality of service (QoS) on the EPS, IP, Ethernet and MPLS networks are presented, as is the security for the LTE radio interface, the NAS messages and the links of the transport (IPSec). In addition, readers will find discussions of the aspects relating to the synchronization of the eNB entities, including SyncE and IEEE 1588 mechanisms.

Building Wireless Sensor Networks: Theoretical and Practical Perspectives presents the state of the art of wireless sensor networks (WSNs) from fundamental concepts to cutting-edge technologies. Focusing on WSN topics ideal for undergraduate and postgraduate curricula, this book: Provides essential knowledge of the contemporary theory and practice of wireless sensor networking Describes WSN architectures, protocols, and operating systems Details the routing and data aggregation algorithms Addresses WSN security and energy efficiency Includes sample programs for experimentation The book offers overarching coverage of this exciting field, filling a critical gap in the existing literature.

This comprehensive resource explores state-of-the-art advances in the successful deployment and operation of small cell networks. A broad range of technical challenges, and possible solutions, are addressed, including practical deployment considerations and interference management techniques, all set within the context of the most recent cutting-edge advances. Key aspects covered include 3GPP standardisation, applications of stochastic geometry, PHY techniques, MIMO techniques, handover and radio resource management, including techniques designed to make the best possible use of the available spectrum. Detailed technical information is provided throughout, with a consistent emphasis on real-world applications. Bringing together world-renowned experts from industry and academia, this is an indispensable volume for researchers, engineers and systems designers in the wireless communication industry.

This book provides a comprehensive overview of the entire landscape of both outdoor and indoor wireless positioning, and guides the reader step by step in the implementation of wireless positioning applications on the iPhone. Explanations of fundamental positioning techniques are given throughout the text, along with many programming examples, providing the reader with an independent, practical, and enjoyable learning of the material while gaining a real feel for the subject. * Provides an accessible introduction to positioning technologies such as Global Positioning System and Wi-Fi positioning * Presents hands-on skills to iOS 5.0 programming for location-aware applications * Gives a thorough grounding in signal propagation, line-of-sight and interference effects for accurate positioning * Covers the location-aware video streaming and conferencing with practical iPhone application examples * Accompanied by a website containing programming code described in the text and lecture presentation slides for instructors This book is primarily intended for anyone who wants to study wireless localization. It is an ideal textbook for graduate students who are first learning localization techniques, as well as advanced undergraduates in computer science interested in translating localization concepts into real code. Professionals, engineers and researchers working in location-aware services and related techniques using mobile positioning and AI technologies will find this book to be a helpful reference. Companion website for the book: www.wiley.com/go/chan/wireless

This unique text provides a comprehensive and systematic introduction to the theory and practice of mobile data networks. Covering basic design principles as well as analytical tools for network performance evaluation, and with a focus on system-level resource management, you will learn how state-of-the-art network design can enable you flexibly and efficiently to manage and trade-off various resources such as spectrum, energy, and infrastructure investments. Topics covered range from traditional elements such as medium access, cell deployment, capacity, handover, and interference management, to more recent cutting-edge topics such as heterogeneous networks, energy and cost-efficient network design, and a detailed introduction to LTE (4G). Numerous worked examples and exercises illustrate the key theoretical concepts and help you put your knowledge into practice, making this an essential resource whether you are a student, researcher, or practicing engineer.