Category Archives: Platforms and Services

HbbTV 2: Down with the language barriers

On television, language barriers are reconciled by translations or subtitles. Thanks to artificial intelligence, audio tracks can now even be converted into foreign languages largely automatically and with much less effort. New features co-developed by IRT make it possible to offer viewers individual language versions via the TV speakers or via smartphones and headphones. A …

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Streaming on Rails — Episode 01: Improving VoD for Train Passengers

In the EU-funded R&D project 5G-VICTORI we aim to improve the availability and quality of video-on-demand (VoD) streaming services (such as “Mediathek”) for train passengers. In a series of articles we want to keep you informed about our activities in this area. In this article we explain the technical approaches we are investigating. How can …

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Alternative audio tracks in ARD Player

We’ve recently teamed up with colleagues from SWR.Online to implement alternative audio tracks in the “ARD Player” for mobile and desktop Internet browsers. This allows ARD broadcasters now to distribute alternative audio versions in addition to the default mix in an efficient manner without extra bandwidth usage. Such alternatives can be for example a “Dialog+” …

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“Inter-Device Synchronization” using HbbTV2

The “inter-device synchronization” feature of the HbbTV2 standard allows the playback of IP AV streams on a mobile device in lip-sync with the broadcast TV image on the TV. One of the most important use cases for this is the provision of additional audio versions via mobiles and headphones, e.g. for use in a family …

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VisualMedia in Action

Embedding Social Media in Broadcasting

Social media content is becoming an ever more integral part of broadcasting. By incorporating social media services, it is not only possible to include user-generated content, but also to provide a more immersive and engaging experience for the viewers by using social media platforms as interactive feedback channels. Including this content directly into broadcasts, however, …

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The Tinkered TV Companion

What we’ve done We have built a companion-screen application for the children’s quiz programme “1, 2 oder 3“. The app allows children at home to play along, just like the children in the show, using a floor pad. The floor pad uses a Raspberry PI single-board computer to connect to an HbbTV application on the …

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2-IMMERSE MotoGP multiscreen experience with HbbTV 2 retail devices

Partners in the EU-funded project 2-IMMERSE have developed a platform for multiscreen services. The architecture of the 2-IMMERSE platform has been built around the HbbTV 2 specification, mainly using the new companion-screen protocols for app-to-app communication and inter-device media synchronisation. At the beginning of the project there were no TV sets implementing the HbbTV-2 standard available. …

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