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Enabling Technologies for Mobile Services: The MobiLife Book
ISBN: 9780470512906 / Angielski / Twarda / 438 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. The expected future evolution of mobile and wireless communication technologies will enable a whole new generation of mass-market-scale ubiquitous services and applications. The challenge now is to research and develop applications and services addressing the true needs of the end-users, and to provide engaging and sustaining added value to them.
Enabling Technologies for Mobile Services takes a comprehensive approach on these challenges and provides practical guidelines on building new, innovative applications and services. It shares knowledge gained from a collaborative research... The expected future evolution of mobile and wireless communication technologies will enable a whole new generation of mass-market-scale ubiquitous ser...
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cena:
654,28 |
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Voice and Audio Compression for Wireless Communications
ISBN: 9780470515815 / Angielski / Twarda / 880 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Voice communications remains the most important facet of mobile radio services, which may be delivered over conventional fixed links, the Internet or wireless channels. This all-encompassing volume reports on the entire 50-year history of voice compression, on recent audio compression techniques and the protection as well as transmission of these signals in hostile wireless propagation environments.
Audio and Voice Compression for Wireless and Wireline Communications, Second Edition is divided into four parts with Part I covering the basics, while Part II outlines the design... Voice communications remains the most important facet of mobile radio services, which may be delivered over conventional fixed links, the Internet or ...
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cena:
991,77 |
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Protocols and Architectures for Wireless
ISBN: 9780470519233 / Angielski / Miękka / 512 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Learn all you need to know about wireless sensor networks
Protocols and Architectures for Wireless Sensor Networks provides a thorough description of the nuts and bolts of wireless sensor networks. The authors give an overview of the state-of-the-art, putting all the individual solutions into perspective with one and other. Numerous practical examples, case studies and illustrations demonstrate the theory, techniques and results presented. The clear chapter structure, listing learning objectives, outline and summarizing key points, help guide the reader expertly... Learn all you need to know about wireless sensor networks
Protocols and Architectures for Wireless Sensor Networks provides a thorou... |
cena:
301,44 |
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Communications Engineering
ISBN: 9780470822456 / Angielski / Twarda / 240 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. The writing of this book was motivated by the authors observation that convergence is requiring computer science students to gain a better understanding of communications concepts. The authors have therefore written a book that addresses this gap, delivering to the computer science student the key essentials in a thorough manner. The book walks the reader through the Fourier transform, analog and digital modulation techniques, multiple access communications, spread spectrum communications, and source coding and channel coding. The book has already been used in the classroom and was met with...
The writing of this book was motivated by the authors observation that convergence is requiring computer science students to gain a better understandi...
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cena:
349,52 |
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GSM and Umts: The Creation of Global Mobile Communication
ISBN: 9780470843222 / Angielski / Twarda / 590 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. 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... GSM (Global System for Mobile communication) provides a service to more than 500 million users throughout 168 countries worldwide. It is the world mar...
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cena:
1083,81 |
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Error Control Coding: From Theory to Practice
ISBN: 9780470843567 / Angielski / Twarda / 252 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Error-controlled coding techniques are used to detect and/or correct errors that occur in the message transmission in a digital communications system. Wireless personal channels used by mobile communications systems and storage systems for digital multimedia data all require the implementation of error control coding methods. Demonstrating the role of coding in communication and data storage system design, this text illustrates the correct use of codes and the selection of the right code parameters. Relevant decoding techniques and their implementation are discussed in detail. Providing...
Error-controlled coding techniques are used to detect and/or correct errors that occur in the message transmission in a digital communications system....
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cena:
306,56 |
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Quality of Service in a Cisco Networking Environment
ISBN: 9780470844250 / Angielski / Twarda / 202 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. In networks, Quality of Service (QoS) is the idea that transmission rates, error rates, and other characteristics can be measured, improved, and, to some extent, guaranteed in advance.
In networks, Quality of Service (QoS) is the idea that transmission rates, error rates, and other characteristics can be measured, improved, and, to s...
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cena:
572,46 |
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Multi-Antenna Transceiver Techniques for 3g and Beyond
ISBN: 9780470845424 / Angielski / Twarda / 344 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Multi-antenna techniques are widely considered to be the most promising avenue for significantly increasing the bandwidth efficiency of wireless data transmission systems. In so called MIMO (multiple input multiple output) systems, multiple antennas are deployed both at the transmitter and the receiver. In MISO (multiple input single output) systems, the receiver has only one antenna, and the multiple transmit antennas are used for transmit diversity.
The key aspects of multiple antenna transceiver techniques for evolving 3G systems and beyond are presented. MIMO and MISO... Multi-antenna techniques are widely considered to be the most promising avenue for significantly increasing the bandwidth efficiency of wireless data ...
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cena:
690,07 |
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Umts: The Fundamentals
ISBN: 9780470845578 / Angielski / Twarda / 320 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. UMTS (Universal Mobile Telecommunication System) is the third generation telecommunications system based on WCDMA. WCDMA (Wideband Code Division Multiple Access) is the radio interface for UMTS. WCDMA is characterised by use of a wider band than CDMA. It has additional advantages of high transfer rate, and increased system capacity and communication quality by statistical multiplexing, etc. WCDMA efficiently utilises the radio spectrum to provide a maximum data rate of 2 Mbit/s.
UMTS (Universal Mobile Telecommunication System) will offer a consistent set of services to mobile... UMTS (Universal Mobile Telecommunication System) is the third generation telecommunications system based on WCDMA. WCDMA (Wideband Code Division Multi...
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cena:
633,82 |
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Adaptive Wireless Transceivers: Turbo-Coded, Turbo-Equalized and Space-Time Coded Tdma, Cdma and Ofdm Systems
ISBN: 9780470846896 / Angielski / Twarda / 752 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. "Adaptive Wireless Transceivers" provides the reader with a broad overview of near-instantaneously adaptive transceivers in the context of TDMA, CDMA and OFDM systems. The adaptive transceivers examined employ powerful turbo codecs, turbo equalisers and space-time codecs, equipping the reader with a future-proof technological road map. It demonstrates that adaptive transceivers are capable of mitigating the channel quality fluctuations of the wireless channel as a lower-complexity alternative to space-time coding. By contrast, if the higher complexity of multiple transmitters and multiple...
"Adaptive Wireless Transceivers" provides the reader with a broad overview of near-instantaneously adaptive transceivers in the context of TDMA, CDMA ...
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cena:
1032,68 |
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Reliability, Survivability and Quality of Large Scale Telecommunication Systems: Case Study: Olympic Games
ISBN: 9780470847701 / Angielski / Twarda / 370 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Competition within the telecommunications companies is growing fiercer by the day. Therefore, it is vital to ensure a high level of quality and reliability within all telecommunications systems in order to guard against faults and the failure of components and network services. Within large scale systems such quality and reliability problems are ever higher.
The metrics of Quality and Reliability have to date only been available in journals and technical reports of companies which have designed or produced major parts of systems used in large applications. This book provides a... Competition within the telecommunications companies is growing fiercer by the day. Therefore, it is vital to ensure a high level of quality and reliab...
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cena:
1083,81 |
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M-Profits: Making Money from 3g Services
ISBN: 9780470847756 / Angielski / Twarda / 352 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. UMTS as a technology allows for exciting new applications of some of the best ideas of services in the fixed telecoms, cellular/mobile telecoms, and internet environments, with many revolutionary new possibilities which simply do not exist in the current media and communications vehicles.The current worldwide interest in UMTS/3G is driven partly by the iminent roll-out of the new infrastructure during 2002/3. The general consensus in the telecoms industry is that that services will be driving this new UMTS/3G industry, and with no historical reference points, a large worldwide demand exists...
UMTS as a technology allows for exciting new applications of some of the best ideas of services in the fixed telecoms, cellular/mobile telecoms, and i...
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cena:
480,42 |
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Adaptive Wcdma: Theory and Practice
ISBN: 9780470848258 / Angielski / Twarda / 640 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. CDMA (Code Division Multiple Access) is one type of multiple access system used in radio communication. Other multiple access methods include TDMA, FDMA, etc. WCDMA (Wideband Code Division Multiple Access) is the main air interface used for third generation mobile communication systems - UMTS (Universal Mobile Telecommunication System) and is characterised by a wider band than CDMA.
WCDMA uses a wider radio band than CDMA, which was used for 2G systems, and has a high transfer rate and increased system capacity and communication quality by statistical multiplexing, etc. WCDMA... CDMA (Code Division Multiple Access) is one type of multiple access system used in radio communication. Other multiple access methods include TDMA, FD...
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cena:
955,97 |
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Managing Service Level Quality Across Wireless and Fixed Networks
ISBN: 9780470848487 / Angielski / Twarda / 184 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. QoS (Quality of Service) and Network Management are old topics. However, the fusion of IP style multimedia and wireless networks (3G) means that network managers who might previously have dealt with one or the other, must now manage and provide service guarantees for the both. This is where Managing Service Level Quality across Wireless and Fixed Networks steps in...
It begins by examining the mechanisms that already existed in fixed IP data networks prior to the introduction of probe and agent technology. A look at these later developments is then supplemented with a real-world... QoS (Quality of Service) and Network Management are old topics. However, the fusion of IP style multimedia and wireless networks (3G) means that netwo...
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cena:
557,12 |
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The GSM Evolution: Mobile Packet Data Services
ISBN: 9780470848555 / Angielski / Twarda / 256 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. In the context of the evolution towards 3rd Generation (3G) mobile radio networks, packet switched data services like the General Packet Radio Service (GPRS) and the Enhanced GPRS (EGPRS) are currently being introduced into GSM and TDMA/136 systems world-wide. For network operators, equipment vendors and system integrators dimensioning rules have to be developed to plan and estimate the needed radio capacity that is needed for the predicted amount of user data. The GSM Evolution comprehensively provides the basics of GPRS and EGPRS comprising the radio interface and the system and protocol...
In the context of the evolution towards 3rd Generation (3G) mobile radio networks, packet switched data services like the General Packet Radio Service...
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cena:
690,07 |
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Phase Lock Loops and Frequency Synthesis
ISBN: 9780470848661 / Angielski / Twarda / 334 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Phase lock loop frequency synthesis finds uses in a myriad of wireless applications - from local oscillators for receivers and transmitters to high performance RF test equipment. As the security and reliability of mobile communication transmissions have gained importance, PLL and frequency synthesisers have become increasingly topical subjects.
Phase Lock Loops and Frequency Synthesis examines the various components that make up the phase lock loop design, including oscillators (crystal, voltage controlled), dividers and phase detectors. Interaction amongst the various components... Phase lock loop frequency synthesis finds uses in a myriad of wireless applications - from local oscillators for receivers and transmitters to high pe...
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cena:
787,23 |
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Towards the Semantic Web: Ontology-Driven Knowledge Management
ISBN: 9780470848678 / Angielski / Twarda / 312 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. With the current changes driven by the expansion of the World Wide Web, this book uses a different approach from other books on the market: it applies ontologies to electronically available information to improve the quality of knowledge management in large and distributed organizations. Ontologies are formal theories supporting knowledge sharing and reuse. They can be used to explicitly represent semantics of semi-structured information. These enable sophisticated automatic support for acquiring, maintaining and accessing information. Methodology and tools are developed for intelligent...
With the current changes driven by the expansion of the World Wide Web, this book uses a different approach from other books on the market: it applies...
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cena:
500,87 |
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Virtual Reality Technologies for Future Telecommunications Systems
ISBN: 9780470848869 / Angielski / Twarda / 230 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. Virtual Reality Telecommunication Systems (VRTS) will transmit human verbal and nonverbal communication messages, therefore human to network interface considerations are essential. The VRTS will attempt to capture the entire human body by a set of sensors at the transmitting end and will convey these feelings to the human body at the receiving end with actuators.
This book provides a broad overview of the current research in the area of creating future VRTS as well as presenting developments in closely-related areas. While many excellent articles have been written on specific... Virtual Reality Telecommunication Systems (VRTS) will transmit human verbal and nonverbal communication messages, therefore human to network interface...
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cena:
543,84 |
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Concept Data Analysis: Theory and Applications
ISBN: 9780470850558 / Angielski / Twarda / 220 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. With the advent of the Web along with the unprecedented amount of information available in electronic format, conceptual data analysis is more useful and practical than ever, because this technology addresses important limitations of the systems that currently support users in their quest for information. Concept Data Analysis: Theory & Applications is the first book that provides a comprehensive treatment of the full range of algorithms available for conceptual data analysis, spanning creation, maintenance, display and manipulation of concept lattices. The accompanying website allows...
With the advent of the Web along with the unprecedented amount of information available in electronic format, conceptual data analysis is more useful ...
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cena:
541,78 |
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Service Provision: Technologies for Next Generation Communications
ISBN: 9780470850664 / Angielski / Twarda / 360 str. Termin realizacji zamówienia: ok. 5-8 dni roboczych. This book provides the first overview of the service technologies available to telecoms operators working in a post-convergence world. Previous books have focused either on computer networks or on telecoms networks. This is the first to bring the two together and provide a single reference source for information that is currently only to be found in disparate journals, tool specifications and standards documents.
In order to provide such broad coverage of the topic in a structured and logical fashion, the book is divided into 3 parts. The first part looks at the underlying network... This book provides the first overview of the service technologies available to telecoms operators working in a post-convergence world. Previous books ...
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cena:
541,78 |
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