Andreas Walther

Former PhD Student / Research Assistant

Andreas Walther
Audiovisual Communications Laboratory (LCAV )
School of Computer and Communication Sciences (IC)
Ecole Polytechnique Fédérale de Lausanne (EPFL)
Office:  –
Phone:  –
Fax:  –
Current Email: andreas [dot] walther [at] iis [dot] fraunhofer [dot] de
Address:  –

Research interests

Research interests

  • Spatial audio perception and reproduction
  • Automatic channel format converion (Upmix)

 

Education and work experience

 
2013 – present Fraunhofer Institute for Integrated Circuits IIS, Erlangen, Germany
2009 – 2013 EPFL, Lausanne, Switzerland
2005 – 2009 Fraunhofer Institute for Integrated Circuits IIS, Erlangen, Germany
2000 – 2005 Technical University of Ilmenau, Ilmenau, Germany

Teaching

 
2010 Fall Signal Processing for Audio and Acoustics
2011 Spring Statistical Signal Processing
2011 Fall Signal Processing for Audio and Acoustics
2012 Fall Signal Processing for Audio and Acoustics

 

Supervised Projects and Theses

Perspective Audio for Music-Videos (BA project Fall 2010)
Audio Mixing Based on Video Footage (MA project Spring 2011)
3D Audio wih Surround Loudspeaker Setups (BA project Fall 2011)
Loudness Meta Data for Montreux Jazz Archive (MA project Fall 2012)
A Model to Predict Phantom Source Localization in Different Listening Positions Master Thesis, Gilles Courtois, 2012

 

Publications during PhD studies

Echo thresholds for reflections from acoustically diffusive architectural surfaces

P. Robinson, A. Walther, C. Faller, and J. Braasch

J. Acoust. Soc. Am., Vol. 134, No. 4, 2013, 2755-2764

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Effect of spectral overlap on the echo suppression threshold for single reflection conditions

A. Walther, P. Robinson, and O. Santala

J. Acoust. Soc. Am., Vol. 134, No. 2, 2013, EL158-EL164

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Acoustic echoes reveal room shape

I. Dokmanic, R. Parhizkar, A. Walther, Y.M. Lu, and M. Vetterli

PNAS, Vol. 110, No. 30, 2013, 12186-12191

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Interaural correlation discrimination from diffuse field reference correlations

A. Walther and C. Faller

J. Acoust. Soc. Am., Vol. 133, No. 3, 2013, 1496-1502

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Direct-Ambient Decomposition and Upmix of Surround Signals

A. Walther and C. Faller

Presented at IEEE WASPAA, October 2011, New Paltz, NY, USA

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Assessing Diffuse Sound Field Reproduction Capabilities of Multichannel Playback Systems

A. Walther and C. Faller

Presented at the AES 130th Convention, May 2011, London, UK

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Linear simulation of spaced microphone arrays using B-format recordings

A. Walther and C. Faller

Presented at the AES 128th Convention, May 2010, London, UK

 

 

 

 

 

 

 

 

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