Speech Intelligibility – IRT Lab

Dialog+ – End user tests

Michael Meier — Mon, 21 Dec 2020 10:11:02 +0000

The improvement of speech intelligibility for broadcasting content has been an important aspect of IRT’s work for many years. Dialog+ is the name of an additional service with enhanced speech intelligibility that promises to at least improve the current situation. To ensure that these developments are not only valid in a lab context, but also ...

Speech intelligibility: Dialog+ via HbbTV 2

Maike Richter — Fri, 03 Apr 2020 09:45:09 +0000

Over the past several years the number of complaints from TV viewers about hard to understand dialogue in various programs has been increasing. Many viewers are not always able to follow the dialogue of a TV program without effort even though they have adjusted the volume. Reasons for this can be age-related hearing impairments, modern ...

“Inter-Device Synchronization” using HbbTV2

Klaus Merkel — Wed, 15 May 2019 09:24:28 +0000

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 ...

Showreel-Video for Accessibility

Melina Möhnle — Tue, 09 Apr 2019 08:57:35 +0000

Accessibility for media is in steady change driven by new technical developments. The IRT works on different accessibility topics to adapt them to today’s needs and to new features. A showreel-video was created to enable insight into these projects