F. Kozamernik

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In order to evaluate the performance of video codecs for the internet, EBU Project Group B/VIM has developed a new subjective evaluation methodology called SAMVIQ (Subjective Assessment Methodology for Video Quality). This new methodology was used recently during B/VIM’s Phase 2 subjective evaluations of four codecs designed for internet use: Envivio(More)
The advent of Internet multimedia has stimulated the development of several advanced audio and video compression technologies. Although most of these developments have taken place outside the EBU, many members are using these low bit-rate codecs extensively for their webcasting activities, either for downloading or live streaming. To this end, the EBU(More)
This article is based on the work carried out by the former EBU Webcasting Group [1]. It provides an update on the extremely fast developments in the area of webcasting that have occurred since the publication of the Group’s document, “BPN 022 – Practical Webcasting”. It also outlines some of the opportunities and challenges provided by webcasting and gives(More)
With over 2 billion radio receivers in use worldwide, sound radio is undoubtedly still one of the most popular mass media. It has been part of our lives since the 1920s and, over time, has become the most trusted, userfriendly and cheapest mass media. Its popularity is no less today, despite the advent of many other information media – including television,(More)
The roll-out of Digital Audio Broadcasting (DAB) in Europe is at an advanced stage – but is much slower than expected. This article attempts to analyze the principal economic, technological, regulatory and frequency management reasons for this slow progress. Thanks to the concerted efforts of the members of the World DAB Forum, which brings together the(More)
This article reviews the basic concepts of media streaming over the Internet, particularly those associated with Internet Protocols (IP) and server technologies. The article concentrates on the delivery aspects of audio and video over the Internet but does not cover audio and video compression schemes nor media capturing/authoring/ publishing tools in any(More)
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