Fraunhofer Audio Blog

Products & Technologies

Fraunhofer IIS and Viasat demonstrate bi-directional Voice Call over Satellite using Fraunhofer NESC AI-Voice Codec

Fraunhofer IIS and Viasat, Inc. demonstrating a bi-directional voice call over Viasat’s geostationary earth orbit (GEO) satellite.

February 6, 2026
Products & Technologies

Perfect sound for digital radio and streaming thanks to xHE-AAC

xHE-AAC, the latest upgrade to the MPEG AAC codec family, has mainly been developed by Fraunhofer IIS and combines the advantages of existing audio and speech codecs within one technology. It provides consistent high quality audio for all signal types, such as talk radio or music programs at low bit rates. Moreover, at this year’s IBC Fraunhofer IIS presented with “StreamS Live” from Modulation Index, LLC the first professional streaming encoder supporting xHE-AAC. Bernd Linz, Senior...

PeopleResearch

International Audio Laboratories Erlangen: Fraunhofer IIS and Friedrich-Alexander-Universität Erlangen-Nürnberg extend their partnership

Erlangen, September 29, 2015: Fraunhofer Institute for Integrated Circuits IIS and Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) continue their dynamic partnership within the joint collaboration of International Audio Laboratories Erlangen (AudioLabs). In this unique educational and research institution, audio and multimedia technologies have been researched and developed very...

3D Sound for Virtual Worlds at IBC 2015 | ©Fraunhofer IIS/Kurt Fuchs
Events & TradeshowsProducts & Technologies

3D Sound for Virtual Worlds at IBC 2015

Fascinating Sound from all Directions MPEG-H and Cingo provide the possibility to place an arbitrary number of sound objects anywhere in a virtual space around the listener. As a result, the listener can perceive sound elements in the front, behind, from above or below. “Our immersive audio demo app, created together with castLabs, brings 3D audio to the next level. The immersion is strengthened through virtual height speakers and sound objects that move around the listener, e. g...