Download or read book Near Earth Laser Communications Second Edition written by Hamid Hemmati and published by CRC Press. This book was released on 2020-09-20 with total page 466 pages. Available in PDF, EPUB and Kindle. Book excerpt: This reference provides an overview of near-Earth laser communication theory developments including component and subsystem technologies, fundamental limitations, and approaches to reach those limits. It covers basic concepts and state-of-the-art technologies, emphasizing device technology, implementation techniques, and system trades. The authors discuss hardware technologies and their applications, and also explore ongoing research activities and those planned for the near future. This new edition includes major to minor revisions with technology updates on nearly all chapters.

Download or read book Laser Inter Satellite Links Technology written by Jianjun Zhang and published by John Wiley & Sons. This book was released on 2023-01-19 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt: State of the art resource covering key technologies and related theories of inter-satellite links Inter-Satellite Links Technology explores satellite networking as a growing topic in the field of communication technology, introducing the definition, types, and working frequency bands of inter-satellite links, discussing the number of orbital elements of the spacecraft motion state under two-body motion and their conversion relationship, and establishing the basic demand model for inter-satellite link network, chain topology model, and transmission protocol model. The book focuses on the analysis and introduction of the principles and error sources of microwave and laser inter-satellite ranging, including the basic composition, workflow, and constraints of the laser inter-satellite link, and related design principles of the inter-satellite laser transmitter and receivers. Later chapters also discuss theories and methods of acquisition, alignment, and tracking, the impact of alignment errors on performance, and inter-satellite link modulation and its implementation. Specific sample topics covered in Inter-Satellite Links Technology include: Pulse position modulation (PPM), Differential Pulse Position Modulation (DPPM), Digital Pulse Interval Modulation (DPIM), and Double-head pulse interval modulation (DH-PIM) Basic demand model of inter-satellite link network application, including basic configuration of constellations and inter-satellite transmission networks Inter-satellite ranging accuracy, principles of microwave inter-satellite ranging, and analysis of microwave ranging error sources Effect of tracking error on the beam distribution at the receiving end and influence of tracking and pointing error on communication error rate Inter-Satellite Links Technology serves a completely comprehensive resource on the subject and is a must-have reference for experts and scholars in aerospace, along with graduates and senior undergraduates in related programs of study.

Download or read book Advances in high power lasers for interdisciplinary applications written by Shuo Liu and published by Frontiers Media SA. This book was released on 2023-12-22 with total page 181 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Handbook of Optical Wireless Communication written by Xizheng Ke and published by Springer Nature. This book was released on with total page 1881 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Spatial Optical Fiber Coupling Technology in Optical Wireless Communication written by Xizheng Ke and published by Springer Nature. This book was released on 2023-07-01 with total page 233 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book analyzes the development of space light-fiber coupling research, highlights its importance, examines the underlying theory and key problems, and elaborates on methods to improve the space light-fiber coupling efficiency. Starting from the basic theory of electromagnetic field, the transmission characteristics of light in optical fibers are expounded, and the coupling characteristics of optical signals of different modes are investigated. The spatial light-fiber coupling techniques such as mode conversion method, lens coupling method, and wavefront distortion correction method are discussed in detail, and the key technologies involved are verified by experiments. This book is suitable for the vast majority of engineering and technical personnel and teachers in colleges and institutions who are engaged in wireless optical communication. It can also be used to train senior undergraduates and graduate students in relevant fields.

Download or read book Signal and Information Processing Networking and Computers written by Yue Wang and published by Springer Nature. This book was released on with total page 539 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Space Operations written by Craig Cruzen and published by Springer Nature. This book was released on 2022-03-15 with total page 694 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book includes a selection of reviewed and enhanced contributions presented at the SpaceOps 2021, the 16th International Conference on Space Operations, held virtually in May 2021. The chapter selections were made based upon their relevance to the current space operations community. The contributions represent a cross-section of three main subject areas: Mission Management – management tasks for designing, preparing and operating a particular mission; Spacecraft Operations – preparation and implementation of all activities to operate a space vehicle (crewed and uncrewed) under all conditions; and Ground Operations – preparation, qualification, and operations of a mission dedicated ground segment and appropriate infrastructure including antennas, control centers, and communication means and interfaces. The book promotes the SpaceOps Committee’s mission to foster the technical interchange on all aspects of space mission operations and ground data systems while promoting and maintaining an international community of space operations experts.

Download or read book Multimedia Technologies in the Internet of Things Environment Volume 3 written by Raghvendra Kumar and published by Springer Nature. This book was released on 2022-04-04 with total page 237 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book proposes a comprehensive overview of the state-of-the-art research work on multimedia analysis in IoT applications. This is a third volume by editors which provides theoretical and practical approach in the area of multimedia and IOT applications and performance analysis. Further, multimedia communication, deep learning models to multimedia data, and the new (IOT) approaches are also covered. It addresses the complete functional framework in the area of multimedia data, IoT, and smart computing techniques. It bridges the gap between multimedia concepts and solutions by providing the current IOT frameworks, their applications in multimedia analysis, the strengths and limitations of the existing methods, and the future directions in multimedia IOT analytics.

Download or read book Next Generation CubeSats and SmallSats written by Francesco Branz and published by Elsevier. This book was released on 2023-08-24 with total page 838 pages. Available in PDF, EPUB and Kindle. Book excerpt: Next Generation of CubeSats and SmallSats: Enabling Technologies, Missions, and Markets provides a comprehensive understanding of the small and medium sized satellite approach and its potentialities and limitations. The book analyzes promising applications (e.g., constellations and distributed systems, small science platforms that overachieve relative to their development time and cost) as paradigm-shifting solutions for space exploitation, with an analysis of market statistics and trends and a prediction of where the technologies, and consequently, the field is heading in the next decade. The book also provides a thorough analysis of CubeSat potentialities and applications, and addresses unique technical approaches and systems strategies. Throughout key sections (introduction and background, technology details, systems, applications, and future prospects), the book provides basic design tools scaled to the small satellite problem, assesses the technological state-of-the-art, and describes the most recent advancements with a look to the near future. This new book is for aerospace engineering professionals, advanced students, and designers seeking a broad view of the CubeSat world with a brief historical background, strategies, applications, mission scenarios, new challenges and upcoming advances. - Presents a comprehensive and systematic view of the technologies and space missions related to nanosats and smallsats - Discusses next generation technologies, up-coming advancements and future perspectives - Features the most relevant CubeSat launch initiatives from NASA, ESA, and from developing countries, along with an overview of the New Space CubeSat market

Download or read book Radio Science Techniques for Deep Space Exploration written by Sami W. Asmar and published by John Wiley & Sons. This book was released on 2022-03-23 with total page 352 pages. Available in PDF, EPUB and Kindle. Book excerpt: Explore the development and state-of-the-art in deep space exploration using radio science techniques In Radio Science Techniques for Deep Space Exploration, accomplished NASA/JPL researcher and manager Sami Asmar delivers a multi-disciplinary exploration of the science, technology, engineering, mission operations, and signal processing relevant to deep space radio science. The book discusses basic principles before moving on to more advanced topics that include a wide variety of graphical illustrations and useful references to publications by experts in their respective fields. Complete explanations of changes in the characteristics of electromagnetic waves and the instrumentation and technology used in scientific experiments are examined. Radio Science Techniques for Deep Space Exploration offers answers to the question of how to explore the solar system with radio links and better understand the interior structures, atmospheres, rings, and surfaces of other planets. The author also includes: Thorough introductions to radio science techniques and systems needed to investigate planetary atmospheres, rings, and surfaces Comprehensive explorations of planetary gravity and interior structures, as well as relativistic and solar studies Practical discussions of instrumentation, technologies, and future directions in radio science techniques Perfect for students and professors of physics, astronomy, planetary science, aerospace engineering, and communications engineering, Radio Science Techniques for Deep Space Exploration will also earn a place in the libraries of engineers and scientists in the aerospace industry.

Download or read book Free Space Laser Communication and Atmospheric Propagation XXIX written by Hamid Hemmati and published by . This book was released on 2017 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Deep Space Optical Communications written by Hamid Hemmati and published by John Wiley & Sons. This book was released on 2006-06-05 with total page 683 pages. Available in PDF, EPUB and Kindle. Book excerpt: A quarter century of research into deep space and near Earth optical communications This book captures a quarter century of research and development in deep space optical communications from the Jet Propulsion Laboratory (JPL). Additionally, it presents findings from other optical communications research groups from around the world for a full perspective. Readers are brought up to date with the latest developments in optical communications technology, as well as the state of the art in component and subsystem technologies, fundamental limitations, and approaches to develop and fully exploit new technologies. The book explores the unique requirements and technologies for deep space optical communications, including: * Technology overview; link and system design drivers * Atmospheric transmission, propagation, and reception issues * Flight and ground terminal architecture and subsystems * Future prospects and applications, including navigational tracking and light science This is the first book to specifically address deep space optical communications. With an increasing demand for data from planetary spacecraft and other sources, it is essential reading for all optical communications, telecommunications, and system engineers, as well as technical managers in the aerospace industry. It is also recommended for graduate students interested in deep space communications.

Download or read book Springer Handbook of Optical Networks written by Biswanath Mukherjee and published by Springer Nature. This book was released on 2020-10-15 with total page 1169 pages. Available in PDF, EPUB and Kindle. Book excerpt: This handbook is an authoritative, comprehensive reference on optical networks, the backbone of today’s communication and information society. The book reviews the many underlying technologies that enable the global optical communications infrastructure, but also explains current research trends targeted towards continued capacity scaling and enhanced networking flexibility in support of an unabated traffic growth fueled by ever-emerging new applications. The book is divided into four parts: Optical Subsystems for Transmission and Switching, Core Networks, Datacenter and Super-Computer Networking, and Optical Access and Wireless Networks. Each chapter is written by world-renown experts that represent academia, industry, and international government and regulatory agencies. Every chapter provides a complete picture of its field, from entry-level information to a snapshot of the respective state-of-the-art technologies to emerging research trends, providing something useful for the novice who wants to get familiar with the field to the expert who wants to get a concise view of future trends.

Download or read book Optical Fiber Communications written by Senior John M. and published by Pearson Education India. This book was released on 2009 with total page 1132 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Antennas and Propagation for Body Centric Wireless Communications Second Edition written by Peter S. Hall and published by Artech House. This book was released on 2012 with total page 404 pages. Available in PDF, EPUB and Kindle. Book excerpt: Now in a newly updated and revised edition, this timely resource provides you with complete and current details on the theory, design, and applications of wireless antennas for on-body electronic systems. The Second Edition offers readers brand new material on advances in physical phantom design and production, recent developments in simulation methods and numerical phantoms, descriptions of methods for simulation of moving bodies, and the use of the body as a transmission channel. You also find a completely revised chapter on channel characterization and antenna design at microwave frequencies. This cutting-edge volume brings you the state-of-the-art in existing applications like Bluetooth headsets together with detailed treatment of techniques, tools, and challenges in developing on-body antennas for an array of medical, emergency response, law enforcement, personal entertainment, and military applications on the horizon. The book briefs you on energy propagation around and into the body and how to estimate performance of on-body wireless links, and then dives into the nuts-and-bolts of designing antenna systems that deliver the goods. It covers on-body communication channels at microwave frequency bands and at low frequency bands, as well as ultra wideband systems for WPANs and WBANs. You get details on body-centric UWB antennas and channels, as well as advances in wearable mobile, EBG, and smart fabricù antennas for cellular and WLAN communications. Chapters on telemedicine applications, such as remote diagnoses, and implantable medical devices cover crucial propagation issues and other obstacles that need to be addressed. Rounding out the coverage is a section on antenna design for body-sensor networks and their emerging military and space applications. Packed with hands-on guidance from noted experts, this volume will be indispensable for your efforts in designing and improving body-centric communication systems.

Download or read book Beyond the Ionosphere written by United States National Aeronautics and and published by Franklin Classics Trade Press. This book was released on 2018-10-31 with total page 358 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work has been selected by scholars as being culturally important and is part of the knowledge base of civilization as we know it. This work is in the public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. To ensure a quality reading experience, this work has been proofread and republished using a format that seamlessly blends the original graphical elements with text in an easy-to-read typeface. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Download or read book Optical and Wireless Technologies written by Vijay Janyani and published by Springer Nature. This book was released on 2020-04-28 with total page 641 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume presents selected papers from the 3rd International Conference on Optical and Wireless Technologies, conducted from 16th to 17th March, 2019. It focuses on extending the limits of currently used systems encompassing optical and wireless domains, and explores the latest developments in applications like photonics, high speed communication systems and networks, visible light communication, nano-photonics, wireless, and MIMO systems. The proceedings contain high quality scholarly articles, giving insight into the analytical, experimental, and developmental aspects of systems, techniques, and devices in these spheres. This volume will prove useful to researchers and professionals alike.