4 resultados para Digital light signal

em Digital Peer Publishing


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Virtual studio technology plays an important role for modern television productions. Blue-screen matting is a common technique for integrating real actors or moderators into computer generated sceneries. Augmented reality offers the possibility to mix real and virtual in a more general context. This article proposes a new technological approach for combining real studio content with computergenerated information. Digital light projection allows a controlled spatial, temporal, chrominance and luminance modulation of illumination – opening new possibilities for TV studios.

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The explosion of multimedia digital content and the development of technologies that go beyond traditional broadcast and TV have rendered access to such content important for all end-users of these technologies. While originally developed for providing access to multimedia digital libraries, video search technologies assume now a more demanding role. In this paper, we attempt to shed light onto this new role of video search technologies, looking at the rapid developments in the related market, the lessons learned from state of art video search prototypes developed mainly in the digital libraries context and the new technological challenges that have risen. We focus on one of the latter, i.e., the development of cross-media decision mechanisms, drawing examples from REVEAL THIS, an FP6 project on the retrieval of video and language for the home user. We argue, that efficient video search holds a key to the usability of the new ”pervasive digital video” technologies and that it should involve cross-media decision mechanisms.

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The paper discusses new business models of transmission of television programs in the context of definitions of broadcasting and retransmission. Typically the whole process of supplying content to the end user has two stages: a media service provider supplies a signal assigned to a given TV channel to the cable operators and satellite DTH platform operators (dedicated transmission), and cable operators and satellite DTH platform operators transmit this signal to end users. In each stage the signals are encoded and are not available for the general public without the intervention of cable/platform operators. The services relating to the supply and transmission of the content are operated by different business entities: each earns money separately and each uses the content protected by copyright. We should determine how to define the actions of the entity supplying the signal with the TV program directly to the cable/digital platform operator and the actions of the entity providing the end user with the signal. The author criticizes the approach presented in the Chellomedia and Norma rulings, arguing that they lead to a significant level of legal uncertainty, and poses the basic questions concerning the notion of “public” in copyright.

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In light of the recent European Court of Justice ruling (ECJ C-131/12, Google Spain v Spanish Data Protection Agency),the “right to be forgotten” has once again gained worldwide media attention. Already in 2012, whenthe European Commission proposed aright to be forgotten,this proposal received broad public interest and was debated intensively. Under certain conditions, individuals should thereby be able todelete personal data concerning them. More recently – in light of the European Parliament’s approval of the LIBE Committee’samendments onMarch 14, 2014 – the concept seems tobe close to its final form.Although it remains, for the most part,unchanged from the previously circulated drafts, it has beenre-labelled as a“right of erasure”. This article argues that, despite its catchy terminology, the right to be forgotten can be understood as a generic term, bringing together existing legal provisions: the substantial right of oblivion and the rather procedural right to erasure derived from data protection. Hereinafter, the article presents an analysis of selected national legal frameworks and corresponding case law, accounting for data protection, privacy, and general tort law as well as defamation law. This comparative analysis grasps the practical challenges which the attempt to strengthen individual control and informational self-determination faces. Consequently, it is argued that narrowing the focus on the data protection law amendments neglects the elaborate balancing of conflicting interests in European legal tradition. It is shown thatthe attemptto implement oblivion, erasure and forgetting in the digital age is a complex undertaking.