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Books > Professional & Technical > Electronics & communications engineering > Communications engineering / telecommunications > Television technology
On March 15, 2011, Donald Trump changed television forever. The Comedy Central Roast of Trump was the first major live broadcast to place a hashtag in the corner of the screen to encourage real-time reactions on Twitter, generating more than 25,000 tweets and making the broadcast the most-watched Roast in Comedy Central history. The #trumproast initiative personified the media and tech industries' utopian vision for a multiscreen and communal live TV experience. In Social TV: Multiscreen Content and Ephemeral Culture, author Cory Barker reveals how the US television industry promised-but failed to deliver-a social media revolution in the 2010s to combat the imminent threat of on-demand streaming video. Barker examines the rise and fall of Social TV across press coverage, corporate documents, and an array of digital ephemera. He demonstrates that, despite the talk of disruption, the movement merely aimed to exploit social media to reinforce the value of live TV in the modern attention economy. Case studies from broadcast networks to tech start-ups uncover a persistent focus on community that aimed to monetize consumer behavior in a transitionary industry period. To trace these unfulfilled promises and flopped ideas, Barker draws upon a unique mix of personal Social TV experiences and curated archives of material that were intentionally marginalized amid pivots to the next big thing. Yet in placing this now-forgotten material in recent historical context, Social TV shows how the era altered how the industry pursues audiences. Multiscreen campaigns have shifted away from a focus on live TV and toward all-day "content" streams. The legacy of Social TV, then, is the further embedding of media and promotional material onto every screen and into every moment of life.
Educational TV in the post-war years was a cornerstone for delivering high-quality knowledge over a geographically-dispersed and culturally-segregated public. As de facto massive learning, virtual environments have been shaped by both open university initiatives and corporate courseware activities. The educational technology institutes seek a new paradigm for delivering instruction and simultaneously expanding higher education. Advanced Technologies and Standards for Interactive Educational Television: Emerging Research and Opportunities is a critical scholarly publication that examines the concept of promoting learning through mass communication through the use of extended augmentation and visualization interaction methodologies and the deployment of wide-area collaborative practices. Featuring a range of topics such as gamification, mobile technology, and digital pedagogy, this book is ideal for communications specialists, media producers, audiovisual engineers, broadcasters, computer programmers, legal experts, STEM educators, professors, teachers, academicians, researchers, policymakers, and students.
Offers an understanding of the applications and supporting technologies associated with digital video communications. The text also shows how to provide reliable, flexible and robust video transmission over networks. It begins with a discussion of the new and emerging applications of digital video communications including tele-medicine, videoconferencing and distance learning, and introduces the key systems required to support digital video: the Internet, ATM networks and Broadband ISDN. It also explores near future developments to the Internet that will support real-time video traffic.
The developments in digital television technology provide the unprecedented opportunity to drastically extend the role of television as a content delivery channel. E-health, e-commerce, e-government, and e-learning are only a few examples of value-added services provided over digital televisions infrastructures. These changes in the television industry challenge companies to adjust their strategies in order to meet the opportunities and threats in this new environment.Interactive Digital Television: Techniques and Applications presents the developments in the domain of interactive digital television covering both technical and business aspects. This book focuses on analyzing concepts, research issues, and methodological approaches, presenting existing solutions such as systems and prototypes for researchers, academicians, scholars, professionals and practitioners.
In New Approaches to Contemporary Adaptation, editor Betty Kaklamanidou defiantly claims that "all films are adaptations". The wide-ranging chapters included in this book highlight the growing and evolving relevance of the field of adaptation studies and its many branding subfields. Armed with a wealth of methodologies, theoretical concepts, and sophisticated paradigms of case-studies analyses of the past, these scholars expand the field to new and exciting realms. With chapters on data, television, music, visuality, and transnationalism, this anthology aims to complement the literature of the field by asking answers to outstanding questions while proposing new ones: Whose stories have been adapted in the last few decades? Are films that are based on "true stories""simply adaptations of those real events? How do transnational adaptations differ from adaptations that target the same national audiences as the texts they adapt? What do long-running TV shows actually adapt when their source is a single book or novel? To attempt to answer these questions, New Approaches to Contemporary Adaptation is organized in three parts. Part 1, "External Influences on Adaptation", delves into matters surrounding film adaptations without primarily focusing on textual analysis of the final cinematic product. Part 2, "Millennial TV and Franchise Adaptations", demonstrates that the contemporary television landscape has become fruitful terrain for adaptation studies. Part 3, "ElasTEXTity and Adaptation", explores different thematic approaches to adaptation studies and how adaptation extends beyond traditional media. Spanning media and the globe, contributors complement their research with tools from sociology, psychoanalysis, gender studies, race studies, translation studies, and political science. Kaklamanidou makes it clear that adaptation is vital to sharing important stories and mythologies, as well as passing knowledge to new generations. The aim of this anthology is to open up the field of adaptation studies by revisiting the object of analysis and proposing alternative ways of looking at it. Scholars of cultural, gender, film, literary, and adaptation studies will find this collection innovative and thought-provoking.
British youth television is the first book to concentrate on the high profile genre of 'yoof television'. Concentrating on such controversial programmes as The Word, Snub TV and Don't Forget Your Toothbrush, the author demonstrates how the the contemporary youth audience - the so-called Generation X - were addressed by these shows' blend of 'cynicism and enchantment'. Providing both an overview and a series of detailed programme analyses the book concentrates on a well known but little written about genre from a fresh and accessible perspective.
As digital television and radio standards are established around the world, and digital signal processing drives rapid advances in broadcasting, forward-thinking broadcast engineers and technicians need to be current on the latest developments in digital broadcasting encoding practices, standards, and systems, including MPEG signals. This comprehensive book provides that essential knowledge. The book emphasizes the transmission aspects of Digital Television (DTV), including modulators, transmitters and demodulators, the Digital Video Broadcasting standard for terrestrial Television (DVB-T), and the networks used to distribute and broadcast DTV signals.
The "digital revolution" of the last two decades has pervaded
innumerable aspects of our daily lives and changed our planet
irreversibly. The shift from analog to digital broadcasting has
facilitated a seemingly infinite variety of new
applications-audience interactivity being but one example. The
greater efficiency and compression of digital media have endowed
broadcasters with a "digital dividend" of spare transmission
capacity over and above the requirements of terrestrial
broadcasting. The question is, who will use it, and how? Comparing
the European experience with that of broadcasters elsewhere in the
world, the author sketches the current status of international
frequency management, quantifies the value of the "dividend"
itself, analyzes the details of the analog-to-digital switchovers
already completed, and posits what the future holds for the sector.
As we grapple with new devices, inconceivable a mere generation
ago, that allow us to access digital media instantly, anywhere and
at any time of day, this book is a potent reminder that what we
have witnessed so far may be just the first wavering steps along a
road whose destination we can only guess at.
Riding on the success of 3D cinema blockbusters and advances in stereoscopic display technology, 3D video applications have gathered momentum in recent years. 3D-TV System with Depth-Image-Based Rendering: Architectures, Techniques and Challenges surveys depth-image-based 3D-TV systems, which are expected to be put into applications in the near future. Depth-image-based rendering (DIBR) significantly enhances the 3D visual experience compared to stereoscopic systems currently in use. DIBR techniques make it possible to generate additional viewpoints using 3D warping techniques to adjust the perceived depth of stereoscopic videos and provide for auto-stereoscopic displays that do not require glasses for viewing the 3D image. The material includes a technical review and literature survey of components and complete systems, solutions for technical issues, and implementation of prototypes. The book is organized into four sections: System Overview, Content Generation, Data Compression and Transmission, and 3D Visualization and Quality Assessment. This book will benefit researchers, developers, engineers, and innovators, as well as advanced undergraduate and graduate students working in relevant areas.
This volume presents a parametric, packet-based, comprehensive model to measure and predict the audiovisual quality of Internet Protocol Television services as it is likely to be perceived by the user. The comprehensive model is divided into three sub-models referred to as the audio model, the video model, and the audiovisual model. The audio and video models take as input a parametric description of the audiovisual processing path, and deliver distinct estimates for both the audio and video quality. These distinct estimates are eventually used as input data for the audiovisual model. This model provides an overall estimate of the perceived audiovisual quality in total. The parametric description can be used as diagnostic information. The quality estimates and diagnostic information can be practically applied to enhance network deployment and operations. Two applications come to mind in particular: Network planning and network service quality monitoring. The audio model can be used indifferently for both applications. However, two variants of the video model have been developed in order to address particular needs of the applications mentioned above. The comprehensive model covers effects due to resolution, coding, and IP-packet loss in case of RTP-type transport. The model applied to quality monitoring is standardized under the ITU-T Recommendations P.1201 and P.1201.2.
Video is one of the most important forms of multimedia available, as it is utilized for security purposes, to transmit information, promote safety, and provide entertainment. As motion is the most integral element in videos, it is important that motion detection systems and algorithms meet specific requirements to achieve accurate detection of real time events. Feature Detectors and Motion Detection in Video Processing explores innovative methods and approaches to analyzing and retrieving video images. Featuring empirical research and significant frameworks regarding feature detectors and descriptor algorithms, the book is a critical reference source for professionals, researchers, advanced-level students, technology developers, and academicians.
Video monitoring has become a vital aspect within the global society as it helps prevent crime, promote safety, and track daily activities such as traffic. As technology in the area continues to improve, it is necessary to evaluate how video is being processed to improve the quality of images. Applied Video Processing in Surveillance and Monitoring Systems investigates emergent techniques in video and image processing by evaluating such topics as segmentation, noise elimination, encryption, and classification. Featuring real-time applications, empirical research, and vital frameworks within the field, this publication is a critical reference source for researchers, professionals, engineers, academicians, advanced-level students, and technology developers.
Real-Time Video Compression: Techniques and Algorithms introduces the XYZ video compression technique, which operates in three dimensions, eliminating the overhead of motion estimation. First, video compression standards, MPEG and H.261/H.263, are described. They both use asymmetric compression algorithms, based on motion estimation. Their encoders are much more complex than decoders. The XYZ technique uses a symmetric algorithm, based on the Three-Dimensional Discrete Cosine Transform (3D-DCT). 3D-DCT was originally suggested for compression about twenty years ago; however, at that time the computational complexity of the algorithm was too high, it required large buffer memory, and was not as effective as motion estimation. We have resurrected the 3D-DCT-based video compression algorithm by developing several enhancements to the original algorithm. These enhancements make the algorithm feasible for real-time video compression in applications such as video-on-demand, interactive multimedia, and videoconferencing. The demonstrated results, presented in this book, suggest that the XYZ video compression technique is not only a fast algorithm, but also provides superior compression ratios and high quality of the video compared to existing standard techniques, such as MPEG and H.261/H.263. The elegance of the XYZ technique is in its simplicity, which leads to inexpensive VLSI implementation of any XYZ codec. Real-Time Video Compression: Techniques and Algorithms can be used as a text for graduate students and researchers working in the area of real-time video compression. In addition, the book serves as an essential reference for professionals in the field.
Video Object Extraction and Representation: Theory and Applications is an essential reference for electrical engineers working in video; computer scientists researching or building multimedia databases; video system designers; students of video processing; video technicians; and designers working in the graphic arts. In the coming years, the explosion of computer technology will enable a new form of digital media. Along with broadband Internet access and MPEG standards, this new media requires a computational infrastructure to allow users to grab and manipulate content. The book reviews relevant technologies and standards for content-based processing and their interrelations. Within this overview, the book focuses upon two problems at the heart of the algorithmic/computational infrastructure: video object extraction, or how to automatically package raw visual information by content; and video object representation, or how to automatically index and catalogue extracted content for browsing and retrieval. The book analyzes the designs of two novel, working systems for content-based extraction and representation in the support of MPEG-4 and MPEG-7 video standards, respectively. Features of the book include: Overview of MPEG standards; A working system for automatic video object segmentation; A working system for video object query by shape; Novel technology for a wide range of recognition problems; Overview of neural network and vision technologies Video Object Extraction and Representation: Theory and Applications will be of interest to research scientists and practitioners working in fields related to the topic. It may also be used as an advanced-level graduate text.
TV viewers today are exposed to overwhelming amounts of information, and challenged by the plethora of interactive functionality provided by current set-top boxes. To ensure broad adoption of this technology by consumers, future Digital Television will have to take usability issues thoroughly into account. In particular, serious attention must be paid to facilitate the selection of content on an individual basis, and to provide easy-to-use interfaces that satisfy viewers' interaction requirements. This volume collects selected research reports on the development of personalized services for Interactive TV. Drawing upon contributions from academia and industry in the US, Europe and Asia, this book represents a comprehensive picture of leading edge research in personalized television.
Coding and Modulation for Digital Television presents a comprehensive description of all error control coding and digital modulation techniques used in Digital Television (DTV). This book illustrates the relevant elements from the expansive theory of channel coding to how the transmission environment dictates the choice of error control coding and digital modulation schemes. These elements are presented in such a way that both the mathematical integrity' and understanding for engineers' are combined in a complete form and supported by a number of practical examples. In addition, the book contains descriptions of the existing standards and provides a valuable source of corresponding references. Coding and Modulation for Digital Television also features a description of the latest techniques, providing the reader with a glimpse of future digital broadcasting. These include the concepts of soft-in-soft-out decoding, turbo-coding and cross-correlated quadrature modulation, all of which will have a prominent future in improving efficiency of the next generation DTV systems. Coding and Modulation for Digital Television is essential reading for all undergraduate and postgraduate students, broadcasting and communication engineers, researchers, marketing managers, regulatory bodies, governmental organizations and standardization institutions of the digital television industry.
For better or worse, television has been the dominant medium of communication for 50 years. Almost all American households have a television set; many have more than one. Transmitting images and sounds electronically is a relatively recent invention, one that required passionate inventors, determined businessmen, government regulators, and willing consumers. This volume in the Greenwood Technographies series covers the history of television from 19th-century European conceptions of transmitting moving images electrically to the death of TV as a discrete system in a digital age. Magoun also discusses the changing face of television in the displays that people watch around the globe. Television: The Life Story of a Technology discusses significant developments in the technological and social lives of people during the history of the television. It appeals to students and lay readers alike by highlighting key events and people: BLthe American engineers and entrepreneurs such as Vladimir Zworykin and David Sarnoff who ignited the television industry; BLthe bloom of programming choices in tandem with the Baby Boom generation; BLthe developmetn of cable and satellite TV; BLthe Asians who innovated American inventions in videorecording and flat-panel displays; BLthe use of TV in wartime; BLand the new worlds of digital and high-definition television. Based on the latest research, this crisply written, sometimes provocative survey includes a glossary, timeline, and bibliography for further information. Vladimir Zworykin -- whose work ignited the entire television industry BLHow the television industry and commercial programming bloomed in tandem with the Baby Boom generation The late-twentiethcentury expansion of cable television and the decline of the broadcast networks, and the new world of high-definition television. The volume includes a glossary of terms, a timeline of important events, and a selected bibliography of resources for further information.
This book covers the MPEG H.264 and MS VC-1 video coding standards as well as issues in broadband video delivery over IP networks. This professional reference is designed for industry practitioners, including video engineers, and professionals in consumer electronics, telecommunications and media compression industries. The book is also suitable as a secondary text for advanced-level students in computer science and electrical engineering.
While other studies have examined the history of cable television regulation, none has fully explained why the FCC struggled to develop regulations during its formative years. In this study, Michael Zarkin helps fill this gap by providing such an explanation through an application of organizational learning theory. Zarkin argues that in order for the FCC to formulate regulations for a brand-new communications medium, it first needed develop and effectively utilize the capacity to gather and analyze policy-relevant knowledge. By the 1970s, conditions were ripe for this to happen, and the FCC was able to more effectively revise its cable television policies. This book elaborates and applies an organizational learning framework that contributes to our understanding of how regulatory agencies operate. By employing a broad range of published and unpublished primary sources, the book also succeeds in providing a more detailed and penetrating study of cable television than previous endeavors. Rather than simply summarizing and critiquing policy decisions, the book paints a picture of the people, ideas, and politics that shaped cable television regulation during these formative years. The FCC and the Politics of Cable TV Regulation, 1952-1980 will be of interest to scholars who study regulatory agencies, the policy process, and communications law and policy.
Three-Dimensional Television, Video and Display Technologies presents new advances in 3D TV and display techniques. It will discuss both theory and applications of these techniques. The theoretical concepts are illustrated by applied examples, numerical simulations, and experimental results. This is the first monograph of this rapidly evolving area of research and development. The book will be very useful for graduate students, scientists and engineers working in the field.
Recent years have brought many changes to the world of mass media. The In ternet and mobile communications technology have provided consumers with interactive digital services. Television is catching up with this trend through the digitalization process. Digital television is a hybrid platform combining elements from classical analog television and the Internet, providing modern multimedia services on a familiar platform. In short, digital TV is a gateway to the world of interactive digital media. Digital TV brings consumers into the television service arena and offers them new degrees of freedom. However, as the service and multimedia content types diversify and the services and their content increase, television is facing many of the same challenges of complexity and information overflow faced by other digital media. Metadata can handle the diverse services and content of digital TV effi. ciently and in a consumer-friendly way. Metadata means that the data are accompanied by other data which describe them. As data about data, meta data can provide an insight into syntactically and semantically complex data by distilling their essence to a set of simple descriptors. Metadata also helps to structure and manage information in diverse settings. The use of metadata in broadcast multimedia should not be restricted to being merely a tool for coping with the challenges of a complex networked multimedia environment. Instead, metadata ofTers new opportunities for the development of innovative services.
Although sophisticated wireless radio technologies make it possible for unlicensed wireless devices to take advantage of un-used broadcast TV spectra, those looking to advance the field have lacked a book that covers cognitive radio in TV white spaces (TVWS). Filling this need, TV White Space Spectrum Technologies: Regulations, Standards and Applications explains how white space technology can be used to enable the additional spectrum access that is so badly needed. Providing a comprehensive overview and analysis of the topics related to TVWS, this forward-looking reference contains contributions from key industry players, standards developers, and researchers from around the world in TV white space, dynamic spectrum access, and cognitive radio fields. It supplies an extensive survey of new technologies, applications, regulations, and open research areas in TVWS. The book is organized in four parts: Regulations and Profiles-Covers regulations, spectrum policies, channelization, and system requirements Standards-Examines TVWS standards efforts in different standard-developing organizations, with emphasis on the IEEE 802.22 wireless network standard Coexistence-Presents coexistence techniques between all potential TVWS standards, technologies, devices, and service providers, with emphasis on the Federal Communications Commission's (FCC) recent regulations and policies, and IEEE 802.19 coexistence study group efforts Important Aspects-Considers spectrum allocation, use cases, and security issues in the TVWS network This complete reference includes coverage of system requirements, collaborative sensing, spectrum sharing, privacy, and interoperability. Suggesting a number of applications that can be deployed to provide new services to users, including broadband Internet applications, the book highlights potential business opportunities and addresses the deployment challenges that are likely to arise. |
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