SPARTA & COMPASS: Real-time implementations of linear and parametric spatial audio reproduction and processing methods

Leo McCormack, Archontis Politis

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Abstract

This paper summarises recent developments at the Acoustics Lab, Aalto University, Finland, regarding real-time implementations of both fundamental and advanced methods for spatialisation, production, visualisation, and manipulation of spatial sound scenes. The implementations can be roughly categorised into panning tools, for both binaural and arbitrary loudspeaker setups, and linear processing tools based on the Ambisonics framework; the latter of which includes: decoders for loudspeakers or headphones and sound scene activity visualisers, which are based on either non-parametric beamforming or parametric high-resolution methods. Additionally, more advanced reproduction and spatial editing tools are detailed, which are based on the parametric COMPASS framework.
Original languageEnglish
Title of host publicationAES Conference on Immersive and Interactive Audio
PublisherAudio Engineering Society
Pages1-12
Number of pages12
Publication statusPublished - 27 Mar 2019
Externally publishedYes
Publication typeB3 Article in conference proceedings
EventAES International Conference on Immersive and Interactive Audio - York, United Kingdom
Duration: 27 Mar 2019 → …

Conference

ConferenceAES International Conference on Immersive and Interactive Audio
Country/TerritoryUnited Kingdom
CityYork
Period27/03/19 → …

Keywords

  • spatial audio, Ambisonics, sound reproduction, sound recording

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