Jens Ahrens

Associate Professor at Applied Acoustics

Research on acoustic array systems (loudspeakers and microphones), audio signal processing, psychoacoustics, spatial audio

Source: orcid.org
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Showing 37 publications

2020

Perceptual Evaluation of Mitigation Approaches of Impairments due to Spatial Undersampling in Binaural Rendering of Spherical Microphone Array Data

Tim Lübeck, Hannes Helmholz, Johannes Arend et al
AES: Journal of the Audio Engineering Society. Vol. 68 (6), p. 428-440
Journal article
2020

Evaluation of Sensor Self-Noise in Binaural Rendering of Spherical Microphone Array Signals

Hannes Helmholz, Jens Ahrens, David Lou Alon et al
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, p. 161-165
Paper in proceedings
2020

Comparison of Mitigation Approaches of Spatial Undersampling Artifacts in Spherical Microphone Array Data Auralizations

Tim Lübeck, Johannes Arend, Hannes Helmholz et al
Fortschritte der Akustik - DAGA 2020
Paper in proceedings
2020

Eigenschaften der Fernfeldnäherung als Modell für Schallquellendirektivität

Jens Ahrens
Fortschritte der Akustik - DAGA 2020
Paper in proceedings
2020

Interpolation and Range Extrapolation of Sound Source Directivity Based on a Spherical Wave Propagation Model

Jens Ahrens, Stefan Bilbao
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings
Paper in proceedings
2020

Reducing Spiraling in Transducer Array Based Acoustic Levitation

Carl Andersson, Jens Ahrens
IEEE International Ultrasonics Symposium, IUS
Paper in proceedings
2020

Updates on the Real-Time Spherical Array Renderer (ReTiSAR)

Hannes Helmholz, Tim Lübeck, Jens Ahrens et al
Fortschritte der Akustik - DAGA 2020, p. 1169-1172
Paper in proceedings
2020

Tutorial on scaling of the discrete fourier transform and the implied physical units of the spectra of time-discrete signals

Jens Ahrens, Carl Andersson, Patrik Höstmad et al
148th Audio Engineering Society International Convention
Paper in proceedings
2019

The Effect of Loudspeaker Radiation Properties on Acoustic Crosstalk Cancelation Using a Linear Loudspeaker Array

Jens Ahrens
Proceedings of the Annual Meeting of the German Acoustical Society (DAGA)
Paper in proceedings
2019

The Perceptual Effect of Reflective Surfaces on Acoustic Crosstalk Cancelation Using an 8-Channel Linear Loudspeaker Array

Karim Bahri, Jens Ahrens
Proceedings of the ICA, p. 7301-7306
Paper in proceedings
2019

Perceptual evaluation of headphone auralization of rooms captured with spherical microphone arrays with respect to spaciousness and timbre

Jens Ahrens, Carl Andersson
Journal of the Acoustical Society of America. Vol. 145 (4), p. 2783-2794
Journal article
2019

Perceptual Evaluation of Binaural Auralization of Data Obtained From the Spatial Decomposition Method

Jens Ahrens
2019 IEEE WORKSHOP ON APPLICATIONS OF SIGNAL PROCESSING TO AUDIO AND ACOUSTICS (WASPAA), p. 65-69
Paper in proceedings
2019

Incorporating Source Directivity in Wave-based Virtual Acoustics: Time-domain Models and Fitting to Measured Data

Stefan Bilbao, Jens Ahrens, Brian Hamilton
Journal of the Acoustical Society of America. Vol. 146 (4), p. 2692-2703
Journal article
2019

Concept and Perceptual Validation of Listener-Position Adaptive Superdirective Crosstalk Cancelation Using a Linear Loudspeaker Array

Xiaohui Ma, Christoph Hohnerlein, Jens Ahrens
Journal of The Audio Engineering Society. Vol. 67 (11), p. 871-881
Journal article
2019

Minimum trap separation for acoustical levitation using phased ultrasonic transducer arrays

Carl Andersson, Jens Ahrens
Proceedings of the ICA, p. 1117-1123
Paper in proceedings
2019

Local Directional Source Modeling in Wave-based Acoustic Simulation

Stefan Bilbao, Jens Ahrens, Brian Hamilton
Proceedings of the ICA, p. 6412-6419
Paper in proceedings
2019

Auralization of Omnidirectional Room Impulse Responses Based on the Spatial Decomposition Method and Synthetic Spatial Data

Jens Ahrens
2019 IEEE INTERNATIONAL CONFERENCE ON ACOUSTICS, SPEECH AND SIGNAL PROCESSING (ICASSP), p. 146-150
Paper in proceedings
2019

Real-Time Implementation of Binaural Rendering of High-Order Spherical Microphone Array Signals

Hannes Helmholz, Carl Andersson, Jens Ahrens
Fortschritte der Akustik - DAGA 2019
Paper in proceedings
2019

Concept and Perceptual Validation of Listener-Position Adaptive Superdirective Crosstalk Cancellation Using a Linear Loudspeaker Array

Xiaohui Ma, Christoph Hohnerlein, Jens Ahrens
AES: Journal of the Audio Engineering Society. Vol. 67 (11), p. 871-881
Journal article
2018

A Method for Simultaneous Creation of an Acoustic Trap and a Quiet Zone

Carl Andersson, Jens Ahrens
Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop. Vol. 2018-July, p. 622-626
Paper in proceedings
2018

Perzeptive Evaluierung von lautsprecher- und kopfhörerbasierter Auralisierung von Aufnahmen kugelförmiger Mikrofon-Arrays

Jens Ahrens, Carl Andersson
Proceedings of Annual Meeting of the German Acoustical Society (DAGA)
Paper in proceedings
2018

Authentic Auralization of Acoustic Spaces Based on Spherical Microphone Array Recordings

Jens Ahrens, Hannes Helmholz, Carl Andersson
Proceedings of the Institute of Acoustics. Vol. 40 (3), p. 303-310
Paper in proceedings
2018

Listener-Position Adaptive Crosstalk Cancelation Using A Parameterized Superdirective Beamformer

Xiaohui Ma, Christoph Hohnerlein, Jens Ahrens
Proceedings of the IEEE Sensor Array and Multichannel Signal Processing Workshop, p. 114-118
Paper in proceedings
2018

A Geometric Model for Spatial Aliasing in Wave Field Synthesis

Fiete Winter, Jens Ahrens, Sascha Spors
Paper in proceedings
2017

Impact of Spatial Audio Presentation on the Quality of Experience of Computer Games

Timo Hedke, Jens Ahrens, Justus Beyer et al
43. Jahrestagung für Akustik, Kiel, Germany
Conference contribution
2017

Auralization of acoustic spaces based on spherical microphone array recordings

Jens Ahrens, Christoph Hohnerlein, Carl Andersson
Acoustics ’17, Boston, MA
Conference contribution
2017

A Cross-University Massive Open Online Course on Communication Acoustics

Sebastian Möller, Jens Ahrens
Acoustics ’17, Boston, MA
Conference contribution
2017

Evaluation of the Impact of Spatial Aliasing on Perceived Spaciousness in Wave Field Synthesis

Jens Ahrens
43. Jahrestagung für Akustik, Kiel, Germany
Conference contribution
2017

Perceptual Evaluation Of A Multiband Acoustic Crosstalk Canceler Using A Linear Loudspeaker Array

Christoph Hohnerlein, Jens Ahrens
ICASSP, IEEE International Conference on Acoustics, Speech and Signal Processing - Proceedings, p. 96-100
Paper in proceedings
2017

TU9-MOOC Communication Acoustics: Erste Erfahrungen

Sebastian Möller, Jens Ahrens
43. Jahrestagung für Akustik, Kiel, Germany
Conference contribution
2017

The Interactive SoundScape Renderer for Loudspeaker- and Headphone-Based Spatial Sound Presentation

Jens Ahrens, Peter Bartz, Matthias Geier et al
23rd ACM Symposium on Virtual Reality Software and Technology
Paper in proceedings
2017

Amplitude Engineering for Beamformers with Self-Bending Directivity Based on Convex Optimization

Jens Ahrens
IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA)
Paper in proceedings
2017

Spherical Microphone Array Processing in Python with the sound_field_analysis-py Toolbox

Christoph Hohnerlein, Jens Ahrens
43. Jahrestagung für Akustik, Kiel, Germany
Conference contribution

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Showing 3 research projects

2018–2023

Binaural Rendering of Spherical Microphone Array Data

Jens Ahrens Applied Acoustics
Hannes Helmholz Applied Acoustics
Oculus Inc.

2018–2019

Perceptual Evaluation of Plastic Sound Objects Generated by Massive-Multichannel Loudspeaker Systems

Jens Ahrens Applied Acoustics
European Commission (EC)

2017–2020

Levitation with localised tactile and audio feedback for mid-air interactions (Levitate)

Carl Andersson Applied Acoustics
Jens Ahrens Applied Acoustics
European Commission (EC)

There might be more projects where Jens Ahrens participates, but you have to be logged in as a Chalmers employee to see them.