Linear Acoustic AMS Authoring and Monitoring System is a comprehensive solution for real-time authoring, rendering, and monitoring of advanced audio programs for the ATSC 3.0 Digital Television System. The audio system in ATSC 3.0 provides listeners with a personalized, immersive audio experience using Next Generation Audio (NGA) technologies, including MPEG-H. AMS simultaneously delivers advanced audio for ATSC 3.0 broadcasts and 5.1-/2-ch audio for ATSC 1.0 broadcasts. The AMS web interface controls the interactive features of MPEG-H offered to the viewer. Using smart metadata and Linear Acoustic APTO loudness control, AMS facilitates easy audio mixing and authoring operations, even in the most demanding production scenarios. Individual audio elements are combined with user specified metadata to create immersive and personalized audio programs for the viewer. The AMS web interface allows the authoring engineer to easily control the interactive features of MPEG-H offered to the viewer, and build presets for different listening experiences. This enables viewers to personalize their sound experience for optimal playback, from mobile devices to immersive home theatres.

The system provides a web interface for the following functions:

Device configuration and status

Monitoring control

Input/Output routing

Audio mixing and object panning

Loudness processing

Authoring configuration and control

Loudness Meter

User’s interactivity

Level Meter.