Tech Review 2012
Feasibility of building an All-IP Network - the BBC NGN project
03 Apr 2012
The BBC recently carried out a Next Generation Network (NGN) pilot to examine the feasibility of providing a single IP network for both broadcast and enterprise traffic. The pilot was a success and a good starting point but limitations of the control system as well as various hardware problems were identified that need to be solved.
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Tech Review 2012
DAB Norway - Implementation of loudness normalization
22 Mar 2012
This article describes the success of the implemention of loudness normalization on DAB broadcasts in Norway with a few words on other radio platforms. Thus far, loudness awareness has been almost exclusive to television. Could loudness normalization also be employed in radio? And if yes, what radio platforms could benefit from it? Find out by reading this article.
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Tech Review 2011
Spectrum - Regulation & Bandwidth
30 Dec 2011
This article explores some of the issues facing administrations and poses some questions about what the broadcasters are doing to engage with the regulatory bodies at WRC-12. To illustrate some of the challenges that broadcasters face, the author has looked at the three areas of PLT, C-Band/WiMax and satellite jamming.
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Tech Review 2011
Automated Industrial Digitization of Betacam Tapes
08 Dec 2011
Digitization has became a mandatory step that media stakeholders have to face up to, in order to cope with the increasingly digital nature of production, archiving and distribution workflows.
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Tech Review 2011
Broadcasters define their positions for WRC-12
25 Nov 2011
The next ITU World Radiocommunication Conference (WRC-12) will be held from 23 January to 17 February 2012 in Geneva. The aim of the Conference is to review and, if necessary, to revise the Radio Regulations (RR) – the international treaty governing the use of the radio-frequency spectrum and the satellite orbits.
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Tech Review 2011
QC - and longterm archiving experience
23 Sep 2011
Besides giving some details of a migration project at ORF, this article discusses different proposals concerning the understanding of QC from an archival viewpoint, along with file format collateral effects and, finally, some data-tape library issues.
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Tech Review 2011
SSD's... heaven or hell
29 Aug 2011
This article covers the most important characteristics of flash-memory Solid-State Drives and some of the more painful pitfalls you might discover when, in good faith, you start trusting the promises made by vendors and manufacturers.
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Tech Review 2011
IMDA - making sense of Internet Radio
26 Jul 2011
This article looks at the benefits of having a metadata standard for Internet Radio, and introduces the IMDA (Internet Media Device Alliance) which develops Internet Radio standards and promotes the advantages of Internet Radio and connected audio devices.
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Tech Review 2011
Video consumption dramatically outpaces Internet capacity
29 Jun 2011
Video usage on the Internet is rapidly outpacing the Internet capacity deployed. This article discusses the main drivers for this explosion, the challenges and the solutions.
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Tech Review 2011
IPv6 and content providers
23 Jun 2011
A new Internet Protocol (IPv6) has been under development for a number of years, primarily to overcome IPv4 address-space exhaustion. However, as discussed in this issue, IPv6 also allows for the integration of other components such as multicast, which may be of interest to content providers.
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Tech Review 2011
3D-TV Production Standards
21 Jun 2011
Published in early May 2011 as ITU-R Document 6C/468-E, the report assembles information on the image systems and techniques currently being utilized for 3D-TV programme production, along with their pros and cons.
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Tech Review 2011
Realizing Customer Relationship Management (CRM) in the broadcast industry
17 Jun 2011
By employing web technology intelligently, a broadcaster can now more easily connect to its customers and build a direct relationship with them. In this article, we discuss how to set up such a system and what the particular needs are in a broadcast context.
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Tech Review 2011
Strategic considerations on the future of terrestrial broadcasting
26 Apr 2011
This article reports on the results of the survey carried out by EBU project group Spectrum Programme on Terrestrial Broadcasting (SP-TB). The questionnaire on the role of terrestrial broadcasting in the future was targeted at EBU Members, commercial broadcasters, network operators and manufacturers.
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Tech Review 2011
Integration of a fully hybrid & multiplatform Digital Radio chain
30 Mar 2011
Leading on from a demo at IBC 2010, the EBU has now integrated a full digital radio chain — hybrid and multiplatform — in partnership with CRC and Global Labs. The objective is to demonstrate a functional radio chain from production through to the listener, using a hybrid broadcast and broadband delivery platform.
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Tech Review 2011
Adaptive Streaming - a brief tutorial
07 Feb 2011
Nowadays, video playback is ubiquitous on the web, but a smooth playback experience is not always guaranteed. However, in the last few years, new delivery techniques have been developed to resolve this issue, in particular “Adaptive Streaming” as described in this article.
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Tech Review 2011
How can mobile and broadcasting networks use adjacent bands?
26 Jan 2011
This article is intended to help regulators, inside and outside Europe, to understand the issue of adjacent-band interference from mobile networks into broadcasting networks, and to define adequately the means and the responsibilities for solving these problems when they occur.
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Tech Review 2011
Semantic Web, linked data & broadcasting
20 Jan 2011
The purpose of this article is to raise awareness of Semantic Web technologies and on-going convergent developments between broadcasting and the Internet, i.e. in the W3C, the EBU, TV-Anytime and IPTC. It provides an overview of the genesis of the Semantic Web and its evolution towards Linked Data.
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Tech Review 2010
AMT - Automatic IP Multicast without explicit Tunnels
20 Dec 2010
AMT uses UDP encapsulation to provide different source UDP ports for encapsulated traffic. It has benefits for broadcasters and content owners, enabling access to an infrastructure with minimal bandwidth requirements per stream. It also offers a chance to further improve the quality of the streams that are delivered.
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Tech Review 2010
The future of DTV Access Services
26 Nov 2010
This is the third of three articles on television “access services” to be published in EBU Technical Review.
This final article in the series addresses the question: “Where do we go from here?” and is a personal interpretation of the options facing digital television when striving for e- Inclusion.
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Tech Review 2010
Building media networks with IT solutions: Media Data Centre
08 Oct 2010
IP-based architectures are now fully accepted as the standard solution for file-based media production. However, media traffic is intrinsically different from IT traffic, causing classically-designed IP networks to behave unexpectedly differently under this new traffic load.
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