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

The Next Generation of Mobile Call Quality

Europe´s most important trade show of the mobile domain ended a few days ago in Barcelona: the Mobile World Congress. Fraunhofer IIS provided visitors the opportunity to experience the future of mobile call quality with the recently finalized 3GPP communication codec “Enhanced Voice Services” (EVS).

This short video gives you more information about the new 3GPP communication codec EVS.

Notice: Starting the video transfers usage data to youtube.

A new standard to boost mobile voice call quality | ©Fraunhofer IIS/Kurt Fuchs
Products & Technologies

A new standard to boost mobile voice call quality

The comparatively low quality of audio during mobile phone calls has been a cause of frustration to users everywhere since mobiles first became commonplace in the 1990s. But now, after several years of intensive R&D, a new technology developed by twelve leading companies in the mobile space will significantly improve the quality of voice calls. Fraunhofer IIS is a major contributor to this effort. 3GPP – the international organisation responsible for cellular telecommunications...