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Category Archives: Publications
Article: Spatial Sound with Loudspeakers and its Perception: A review of the current state
In the last Proceedings of the IEEE S. Spors, H. Wierstorf, A. Raake, F. Melchior, M. Frank and F. Zotter published a review about the current state of spatial audio reproduction and its perception. Here we are adding supplementary material … Continue reading
Paper: A Virtual Endfire Loudspeaker Array for the Generation of Sound Beams
The paper A Virtual Endfire Loudspeaker Array for the Generation of Sound Beams presented by Sascha Spors and Hagen Wiersorf at the AIA-DAGA Conference on Acoustics considers the synthesis of sound fields that are limited to a linear region in … Continue reading
Posted in Publications, Reproducible Research
Tagged beamforming, endfire array, focused sources, Wave Field Synthesis
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The Technology of Binaural Listening
We are happy to announce a new book on spatial audio: The Technology of Binaural Listening, edited by Jens Blauert. The book was created in a collaboration within the research initiative “Aural Assessment by Means of Binaural Algorithm” (AABBA). From … Continue reading
Posted in Announcement, Publications, Reproducible Research
Tagged Auditory Modeling, Binaural
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Article: Spatial perception of sound fields recorded by spherical microphone arrays with varying spatial resolution
This article presents an experimental study of spatial sound perception with the use of a spherical microphone array for sound recording and headphone-based binaural sound synthesis. Sound field analysis and processing is performed in the spherical harmonics domain with the … Continue reading
Posted in Publications
Tagged Binaural Synthesis, microphone array, Perception, spherical harmonics
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EAA Winter School — Cutting Edge in Spatial Audio
Franz Zotter has organized the course “Cutting Edge in Spatial Audio” at the EAA Winter School which was taking place before the 40th Italian (AIA) Annual Conference on Acoustics and the 39th German Annual Conference on Acoustics (DAGA) in Meran, … Continue reading
Paper: Spatial Audio with the SoundScape Renderer
At the 27th Tonmeistertagung – VDT International Convention, Matthias Geier has reported on the ongoing redesign of the SoundScape Renderer (SSR). The next generation of the SSR is based on a redesigned signal processing core that allows for multi-threaded processing. … Continue reading
Paper: How to Design a Delay-and-Sum Beamformer for Rigid Rotationally Symmetric Arrays?
Karim Helwani has presented a paper at the Asilomar Conference on Signals, Systems, and Computers on beamforming algorithms for microphone arrays with acoustically rigid surfaces. Principles from Wave Field Synthesis and time-reversal acoustics are used to derive computationally efficient and … Continue reading
Posted in Publications
Tagged beamforming, microphone array, time-reversal acoustics, Wave Field Synthesis
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Paper: Localization of a virtual point source within the listening area for Wave Field Synthesis
Hagen Wierstorf has presented a conference paper at the 133rd Convention of the Audio Engineering Society in San Fransisco. The paper investigates the localization properties of Wave Field Synthesis at different listening positions with the listening area for different array … Continue reading
Paper: Perception and evaluation of sound fields
In a recent paper the percetual evaluation of sound fields created by Sound Field Synthesis is discussed: H. Wierstorf, S. Spors, and A. Raake. Perception and evaluation of sound fields. In Open Seminar on Acoustics, September 2012. Abstract– Sound field … Continue reading
Posted in Publications
Tagged Binaural Synthesis, Evaluation, Localization, Perception, Sound Field Synthesis
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Article: A Modal Analysis of Spatial Discretization of Spherical Loudspeaker Distributions Used for Sound Field Synthesis
In a recent article the spatial discretization of a spherical secondary source distribution was discussed in depth: J. Ahrens and S. Spors. A modal analysis of spatial discretization in spherical loudspeaker arrays used for sound field synthesis. IEEE Transactions on … Continue reading
