publications_full

2020

  • Kaspar Müller, Franz Zotter, "Auralization based on multi-perspective ambisonic room impulse responses", Acta Acustica, https://doi.org/10.1051/aacus/2020024, 2020.
  • Lukas Gölles, Franz Zotter, "Directional Enhancement of First-Order Ambisonic Room Impulse Responses By The 2+2 Directional Signal Estimator", Audiomostly, Graz, Sept., [pdf], 2020.
  • Lukas Gölles, Valerian Drack, Franz Zotter, Matthias Frank, "Influence of horizontal loudspeaker layout geometry on sweet area shape for widened/diffuse frontal sound", 148th AES, VV, 2020.
  • Valerian Drack, Franz Zotter, "A personal, 3D-printable compact spherical loudspeaker array", AES VV Conv, E-Brief 607, [pdf], 2020.
  • Markus Zaunschirm, Franck Zagala, Franz Zotter, "Auralization of Higher-Order Directional Sources from First-Order RIR Measurements", MDPI Appl. Sc., 10(11), [pdf], 2020.
  • Byeongho Jo, Franz Zotter, Jung-Woo Choi, "Extended Vector-Based EB-ESPRIT Method", IEEE TASL, vol 28, [pdf], 2020.
  • Christian Schörkhuber, Robert Höldrich, Franz Zotter, "Triplet-based variable-perspective (6DoF) audio rendering from simultaneous recordings taken at multiple perspectives", Fortschritte der Akustik - DAGA, [pdf], 2020.
  • Franz Zotter, Matthias Frank, Christian Schörkhuber, Robert Höldrich, "Signal-independent approach to variable-perspective (6DoF) audio rendering from simultaneous recordings taken at multiple perspectives", Fortschritte der Akustik - DAGA,  [pdf], 2020.
  • Markus Zaunschirm, Matthias Frank, Franz Zotter, "Binaural Rendering with measured room responses: first-order Ambisonic microphone vs. dummy head", MDPI Appl. Sc., 10(5), [pdf], 2020.

2019

  • Franz Zotter, Hannes Pomberger, "Models of spherical and rectangular cuboid loudspeaker arrays", ICA, Aachen, [pdf], 2019.
  • Matthias Blochberger, Franz Zotter, Matthias Frank, "Sweet area size for the envelopment of a recursive and a non-recursive diffuseness rendering approach", ICSA, Ilmenau, [pdf], 2019.
  • Franz Zotter, Matthias Frank. Ambisonics - A Practical 3D Audio Theory for Recording, Studio Production, Sound Reinforcement, and Virtual Reality. SpringerOpen, 2019.
  • Stefan Riedel, Franz Zotter, Robert Höldrich, "Design and Control of Mixed-Order Spherical Loudspeaker Arrays", ICMC, New York, June 2019.
  • Gerriet K. Sharma, Franz Zotter, Matthias Frank, "Evaluation of Three Auditory-Sculptural Qualities Created by an Icosahedral Loudspeaker", MDPI Appl. Sci., 9(13), 2698, 2019, https://doi.org/10.3390/app9132698
  • Markus Zaunschirm, Franz Zotter, Matthias Frank, "Perceptual Evaluation of Variable-Orientation Binaural Room Impulse Response Rendering", AES IAA, York, May 2019.
  • Hyunkook Lee, Matthias Frank, Franz Zotter, "Spatial and Timbral Fidelities of Binaural Ambisonics Decoders for Main Microphone Array Recordings", AES IIA, York, May 2019.
  • Franz Zotter, Matthias Frank, "Reproducibility of stereophonic amplitude-panning curves", Fortschritte der Akustik - DAGA Rostock, March 2019.
  • Franck Zagala, Franz Zotter, "Idea for Sign-Change Retrieval in Magnitude Directivity Patterns ", Fortschritte der Akustik - DAGA Rostock, March 2019.

2018

  • Markus Zaunschirm, Franz Zotter, Matthias Frank, "Variable-Orientation Binaural Room Impulse Response Rendering", Tonmeistertagung, Köln, November 2018.
  • Julian Linke, Florian Wendt, Matthias Frank, Franz Zotter, "How the perception of moving sound beams is influenced by masking and reflector setup", Tonmeistertagung, Köln, November 2018.
  • Dieter Leckschat, Christian Epe, Franz Zotter, "Eine frei zugängliche Stimulus-Datensammlung für Anwendungen in der Virtuellen Akustik und zum Testen von 3D-Audio-Technologien", Tonmeistertagung, Köln, November 2018.
  • Franz Zotter, "A Linear-Phase Filter-Bank Approach to Process Rigid Spherical Microphone Array Recordings", IceTRAN, Palić, June, 2018.
  • Franz Zotter, Markus Zaunschirm, Matthias Frank, Franck Zagala, "High-resolution room virtualization using first-order source-and-receiver-directional room impulse responses", 175th ASA Meeting, Minneapolis, May 2018.
  • Katharina Pollack, Nils Meyer-Kahlen, Franz Zotter, ,,Design and Measurement of First-Order, Horizontally Beam-Controlling Loudspeaker Cube", 144th AES Convention, engineering brief, Milano, May 2018.
  • Frank Schultz, Markus Zaunschirm, Franz Zotter, ,,Electroacoustic Responses of Icosahedral Loudspeaker Arrays (IKO)", 144th AES Convention, engineering brief, Milano, May 2018.
  • Thomas Deppisch, Nils Meyer-Kahlen, Franz Zotter, Matthias Frank, ,,Surround with Depth on First-Order Beam-Controlling Loudspeakers", 144th AES Convention, Milano, May 2018.
  • Markus Zaunschirm, Matthias Frank, Franz Zotter, "BRIR synthesis using first-order microphone arrays", 144th AES Convention, Milano, May 2018.
  • Franz Zotter, Matthias Frank, ,,Ambisonic decoding with improved loudness invariance (AllRAD2)", 144th AES Convention, Milano, May 2018.
  • Franz Zotter, Matthias Frank, ,,Low-frequency trick to improve externalization with HRIRs", Fortschritte der Akustik - DAGA, Munich, March 2018.
  • Julian Linke, Florian Wendt, Franz Zotter, Matthias Frank ,,How Masking affects Auditory Objects of Beamformed Sound", Fortschritte der Akustik - DAGA, Munich, March 2018.
  • Daniel Rudrich, Franz Zotter, ,,Gemeinfreie Gitarren-Aufnahmen in Studioqualität", Fortschritte der Akustik - DAGA, Munich, March 2018.
  • Bartlomiej Mroz, Franz Zotter, Matthias Frank, Florian Wendt, Markus Zaunschirm, ,,Externalization in Binaural Ambisonic Auralisation of Directional Sources", Fortschritte der Akustik - DAGA, Munich, March 2018.
  • Matthias Frank, Frnaz Zotter, ,,Simple Reduction of Front-Back Confusion in Static Binaural Rendering", Fortschritte der Akustik - DAGA, Munich, March 2018.

2017

  • Christian Schörkhuber, Robert Höldrich, Matthias Frank, Franz Zotter, METHOD AND APPARATUS FOR ACOUSTIC SCENE PLAYBACK, European Patent appl. PCT/EP2016/075595, Patent.
  • Franz Zotter, Markus Zaunschirm, Matthias Frank, Matthias Kronlachner, “The Icosahedral Loudspeaker: A Beamformer to play with Wall Reflections", Computer Music Journal, 41:3, [pdf], 2017.
  • Florian Wendt, Franz Zotter, Matthias Frank, Robert Höldrich, "Auditory Distance Control Using a Variable-Directivity Loudspeaker", MDPI Applied Sciences, 7(7), [pdf], and supplementary correction of measured directivity diagrams [pdf], 2017.
  • Michael Romanov, Franz Zotter, Matthias Frank, Chris Pike, "Comparison of spatial audio rendering systems for ITU BS2051 standard loudspeaker layouts", 4th International Conference on Spatial Audio, Graz, 2017.
  • Florian Wendt, Gerriet K. Sharma, Matthias Frank, Franz Zotter, Robert Höldrich, “Perception of Spatial Sound Phenomena Created by the Icosahedral Loudspeaker”, Computer Music Jornal special Issue on High-Density Loudspeaker Arrays, 41:1, [pdf], 2017.
  • Franz Zotter, "Begrenzung der Membranauslenkung bei Schallstrahlformung mit kompakten Kugellautsprechern", Vortrag im Herbstworkshop DEGA-FA VAMA, TU-Berlin, 4.-5. Sept., 2017.
  • Franz Zotter, "Einführungsvortrag zum IKO-Konzert von Gerriet K. Sharma", Herbstworkshop DEGA-FA VAMA, TU-Berlin, 4.-5. Sept., 2017.
  • Michael Romanov, Paul Berghold, Daniel Rudrich, Markus Zaunschirm, Matthias Frank, Franz Zotter, "Implementation and Evaluation of a Low-Cost Head Tracker for Binaural Synthesis", 142th AES Convention, Berlin, 2017.
  • Franz Zotter, Matthias Frank, "Phantom Source Widening by Filtered Sound Objects", 142th AES Convention, Berlin, [pdf], 2017.
  • Matthias Frank, Franz Zotter, "Exploring the Perceptual Sweet-Area in Ambisonics", 142th AES Convention, Berlin, 2017.
  • Franck Zagala, Julian Linke, Franz Zotter, Matthias Frank, "Amplitude Panning between Beamforming-Controlled Direct and Reflected Sound", 142th AES Convention, Berlin, 2017.
  • Franz Zotter, Andres Ureta Staackmann, "Simulation of Room Transfer Functions with Directivity on the Basis of Modes", Fortschritte der Akustik - DAGA, Kiel, March, [pdf], 2017.
  • Daniel Rudrich, Matthias Frank, Franz Zotter, "Evaluation of Interactive Localization in Virtual Acoustic Scenes", Fortschritte der Akustik - DAGA, Kiel, March, 2017.
  • Markus Zaunschirm, Christoph Baumgartner, Christian Schörkhuber, Matthias Frank, Franz Zotter, "An Efficient Source-And-Receiver-Directional Room Impulse Response Measurement Method", Fortschritte der Akustik - DAGA, Kiel, March, 2017.
  • Christian Schörkhuber, Franz Zotter, Robert Höldrich, "Signal-Dependent Encoding for First-Order Ambisonic Microphones", Fortschritte der Akustik - DAGA, Kiel, March, 2017.
  • Matthias Frank, Franz Zotter, "Extension of the Generalized Tangent Law for Multiple Loudspeakers", Fortschritte der Akustik - DAGA, Kiel, March, 2017.
  • Hannes Pomberger, Franz Zotter, "Converting Hemispherical Microphone Array Recordings", Fortschritte der Akustik - DAGA, Kiel, March, 2017.
  • Dieter Leckschat, Christian Epe, Sascha Spors, Stefan Weinzierl, Franz Zotter, "Aufbau einer Stimulus-Datenbank für Anwendungen in der Virtuellen Akustik", Fortschritte der Akustik - DAGA, Kiel, March, 2017.

2016

  • Michael Romanov, Thomas Nixon, Matthias Frank, Franz Zotter, "Manipulations improving amplitude panning on small standard loudspeaker layouts", 29. Tonmeistertagung, Köln, November, 2016.
  • Daniel Rudrich, Franz Zotter, Matthias Frank, "Efficient Spatial Ambisonics Effects for Live Audio", 29. Tonmeistertagung, Köln, November, 2016.
  • Hannes Pomberger, Franz Zotter, Alois Sontacchi, Manuel Brandner, Markus Resch, Stephan Brandl, Robert Höldrich, "Free-Field Pressure-Based Sound Power Measurement Procedure with Low Spatial-Sampling- and Near-Field-Induced Uncertainty", [pdf], Internoise, Hamburg, 2016.
  • Florian Wendt, Matthias Frank, Franz Zotter, Robert Höldrich, “Directivity Patterns Controlling the Auditory Distance”,[pdf],  in Proc. DAFx-16, 2016.
  • Markus Zaunschirm, Matthias Frank, Franz Zotter,  “An Interactive Virtual Icosahedral Loudspeaker Array”, [pdf], in Fortschritte der Akustik - DAGA, Aachen, 2016.
  • Franz Zotter, Matthias Frank, Florian Wendt, Markus Zaunschirm, “Auditory object localization of the variable-directivity icosahedral loudspeaker”, [pdf], Fortschritte der Akustik, in Fortschritte der Akustik - DAGA, 2016.
  • Matthias Frank, Franz Zotter, "Spatial impression and directional resolution in the reproduction of reverberation", [pdf], in Fortschritte der Akustik - DAGA, Aachen, 2016.
  • Florian Wendt, Matthias Frank, Franz Zotter, Robert Höldrich, “Influence of directivity pattern order on perceived distance”, [pdf], in Fortschritte der Akustik - DAGA, 2016.
  • Christian Schörkhuber, Matthias Frank, Franz Zotter, Robert Höldrich, Peter Grosche, "Automatic Mixing for Immersive Teleconferencing Systems", [pdf], in Fortschritte der Akustik - DAGA, Aachen 2016.
  • Drasko Masovic, Franz Zotter, Eugene Nijman, Jan Rejlek, Robert Höldrich, "Directivity Measurements of Low Frequency Sound Field Radiated from an Open Cylindrical Pipe with a Hot Mean Flow", SAE Technical Paper, ISNVH, Graz, 2016.

2015

  • Franz Zotter, "Ambisonic Audio Effects in Direction and Directivity Spherical Microphone and Loudspeaker Arrays", keynote, [pptx], DAFx-15, Dec., 2015.
  • Franz Zotter, Matthias Frank, "Challenges of musical instrument reproduction including directivity", ASA Fall Meeting, Jacksonville, Florida, Nov., 2015.
  • Franz Zotter, Matthias Frank, "Does it sound better behind Miles Davis’ back? – What would it sound like face-to-face? Rushing through a holographic sound image of the trumpet",  [link], lay language article, Acoust. Soc. Am., 2015.
  • Gerriet K. Sharma, Matthias Frank, Franz Zotter, “Towards Understanding and Verbalizing Spatial Sound Phenomena in Electronic Music”, [pdf], in Proc. inSonic, Karlsruhe, 2015.
  • Matthias Frank, Gerriet K. Sharma, Franz Zotter, “What we already know about spatialization with compact spherical arrays as variable-directivity loudspeakers”, [pdf], in Proc. inSonic, Karlsruhe, 2015.
  • Franz Zotter, Matthias Frank: "Generalized Tangent Law for Horizontal Pairwise Amplitude Panning", [pdf], 3rd Int. Conf. on Spatial Audio, Graz, 2015.
  • Franz Zotter, Matthias Frank: "Investigations of Auditory Objects Caused by Directional Sound Sources in Rooms", [to pdf], Acta Physica Polonica A, vol. 128, nr. 1-A, p A-5--A-10, 2015.
  • Sascha Spors, Franz Zotter, Tutorial: "Foundations and Practical Aspects of Sound Field Synthesis", [pdf], 138th AES Conv., Warsaw, May 2015.
  • Franz Zotter, Matthias Frank, Christian Haar, "Spherical microphone array equalization for Ambisonics", [pdf], Fortschritte der Akustik, DAGA, Nürnberg, 2015.
  • Ben-Daniel Keller, Franz Zotter, "A New Prototype for Sound Projection", [pdf], Fortschritte der Akustik, DAGA, Nürnberg, 2015.
  • Stefan Lösler, Franz Zotter, "Comprehensive Radial Filter Design for Practical higher-order Ambisonic Recording", [pdf], Fortschritte der Akustik, DAGA, Nürnberg, 2015.
  • Hannes Pomberger, Franz Zotter,  "Uncertainty of Pressure-Based Sound Power Measurement in Semi-Anechoic Rooms due to Spatial Sampling and Near Fields", Fortschritte der Akustik, DAGA, Nürnberg, 2015.
  • Matthias Frank, Franz Zotter, Alois Sontacchi, "Producing 3D Audio in Ambisonics", [pdf], AES 57th Conference on The Future of Audio Entertainment Technology, Hollywood CA, March 2015.
  • Hai Morgenstern, Boaz Rafaely, Franz Zotter, "Theory and investigation of acoustic multiple-input multiple-output systems based on spherical arrays in a room", J. Acoust. Soc. Am., vol 138, nr 5, 2015.

2014

  • Hannes Pomberger, Franz Zotter, Robert Höldrich, Stefan Brandl, "Estimating errors in pressure-based engine sound power measurement due to spatial sampling", [pdf] Proc. 6th Alps Adria Acoustics Congress, Graz, 2014.
  • Christian Schörkhuber, Philipp Hack, Franz Zotter, Markus Zaunschirm, Alois Sontacchi, "Localization of multiple acoustic sources with a distributed array of unsynchronized first-order ambisonics microphones", Proc. 6th Alps Adria Acoustics Congress, Graz, 2014.
  • Nicolas Epain, Craig T. Jin, Franz Zotter, "Ambisonic Decoding with Constant Angular Spread", Acustica united with Acustica, vol. 100, no. 5, pp. 928-936, 2014.
  • Georgios Marentakis, Franz Zotter, Matthias Frank, "Vector-Base and Ambisonic Amplitude Panning: A Comparison Using Pop, Classical, and Contemporary Music", Acta Acustica united with Acustica, vol. 100, no. 5, pp. 945-955, 2014.
  • Franz Zotter, Matthias Frank, Andreas Fuchs, Daniel Rudrich, "Preliminary study on the perception of orientation-changing directional sound sources in rooms," abstract submitted to Forum Acusticum, Krakow, [pdf], September 2014.
  • Gerriet K. Sharma, Franz Zotter, Matthias Frank, "Orchestrating wall reflections in space by icosahedral loudspeaker: findings from first artistic research exploration," submitted to ICMC-SMC, Athens, [pdf], September 2014.
  • Alois Sontacchi, Matthias Frank, Franz Zotter, Christian Kranzler, Stephan Brandl, "Sound Optimization for Downsized Engines," 8th ISNVH, Graz, July 2014.
  • Matthias Frank, Franz Zotter, Alois Sontacchi, Stephan Brandl, Christian Kranzler, "Comprehensive array measurements of in-car sound field in magnitude and phase for active sound generation and noise control," 8th ISNVH, Graz, July 2014.
  • Franz Zotter, Matthias Frank, Matthias Kronlachner, Jung-Woo Choi, "Efficient Phantom Source Widening and Diffuseness in Ambisonics", [to pdf], EAA Symposium on Auralization and Ambisonics, Berlin, April 2014.
  • Markus Zaunschirm, Franz Zotter, "Measurement-based Modal Beamforming using Planar Circular Microphone Arrays", [pdf], EAA Symposium on Auralization and Ambisonics, Berlin, April 2014.
  • Florian Wendt, Matthias Frank, Franz Zotter, "Panning with Height on 2, 3, and 4 Loudspeakers", [pdf], 2nd International Conference on Spatial Audio (ICSA), Erlangen, February 2014.
  • Matthias Kronlachner, Franz Zotter, "Spatial transformations for the enhancement of Ambisonic recordings", [pdf], 2nd International Conference on Spatial Audio (ICSA), Erlangen, February 2014.

2013

  • Sascha Spors, Hagen Wierstorf, Alexander Raake, Frank Melchior, Matthias Frank, Franz Zotter, " Spatial Sound With Loudspeakers and Its Perception: A Review of the Current State", [to pdf], Proceedings of the IEEE, vol.101, no.9, pp. 1920 - 1938, September 2013.
  • Franz Zotter, Sascha Spors, "Is Sound Field Control Determined at All Frequencies? How Is it Related to Numerical Acoustics?", [pdf], 52nd Conference of the AES on Sound Field Control, Guildford, UK, September 2013.
  • Franz Zotter, Matthias Frank, Hannes Pomberger, "Comparison of energy-preserving and all-round Ambisonic decoders", [ppt], [pdf], Fortschritte der Akustik, AIA-DAGA, March 2013.
  • Fabio Kaiser, Franz Zotter, Filippo Fazi, "Array modes of compact rigid microphone arrays with unconventional shapes", [pdf] Fortschritte der Akustik, AIA-DAGA, March 2013.
  • Florian Wendt, Matthias Frank, Franz Zotter, "Application of localization models for vertical phantom sources", [pdf], Fortschritte der Akustik, AIA-DAGA, March 2013.
  • Matthias Frank, Franz Zotter, "Simple technical prediction of phantom source widening", Fortschritte der Akustik, AIA-DAGA, March 2013.
  • Hannes Pomberger, Franz Zotter, "Modal Sound Field Decomposition Applicable for a Limited Range of Directions", [pdf], Fortschritte der Akustik, AIA-DAGA, March 2013.
  • Sascha Spors, Franz Zotter, "Spatial Sound Synthesis with Loudspeakers", [slides], EAA Winter School, Hot Topic A, Spatial Audio, Cutting Edge in Spatial Audio, 16th March, 2013.
  • Ville Pulkki, Piotr Majdak et al, Craig Jin et al, Maurizio Omologo, Sascha Spors et al, Florian Völk, "EAA Winter School, Hot Topic A, Spatial Audio: Cutting Edge in Spatial Audio", course editor, [pdf], Meran, 15th and 16th March, 2013.
  • Franz Zotter, "Advancements of Ambisonics", Lunchtime Lecture, [pptx], BBC Research and Development, Dock House, Media City, Manchester, Feb 5th, 2013.
  • Franz Zotter, Matthias Frank, "Efficient Phantom Source Widening", Archives of Acoustics, vol. 38, no. 1, 27-37, 2013, AoA online.

2012

  • Franz Zotter, Matthias Frank, "All-Round Ambisonic Panning and Decoding", Journal of the Audio Engineering Society, October, 2012.
  • Franz Zotter, Matthias Frank, "Efficient Phantom Source Widening", presented at Otwarte Seminarium z Akustyki, Boszkowo, Poland, and ÖPG, Graz, Austria, Sept., 2012.
  • Hai Morgenstern, Franz Zotter, Boaz Rafaely, "Joint spherical beamforming for the analysis of reflections in rooms", [pdf], Acoustics-2012, May, Hong Kong, 2012.
  • Franz Zotter, Balázs Bank, "Geometric Error Estimation and Compensation in Compact Spherical Loudspeaker Array Calibration", [pdf], I2MTC, IEEE, Graz, April, 2012.
  • Hannes Pomberger, Franz Zotter, Dominik Biba, "Comprehensive measurements of head influence on a supercardioid microphone", [pdf], 132th AES Conv, Budapest, April, 2012.
  • Fabio Kaiser, Franz Zotter, Hannes Pomberger, "Investigations on cylindrical microphone arrays", [pdf], 25th AES UK Conf. / 4th Ambisonics Symposium, March, York, 2012.
  • Franz Zotter, "Holofonie für Musikinstrumente", Vortrag zur Entgegennahme des Lothar-Cremer-Preises der DEGA, [ppt-Folien-zip-60MB], [Text-pdf]", Darmstadt, 20. März, 2012.
  • Johannes Zaar, Franz Zotter, Markus Noisternig, "Phase Unwrapping on the Sphere for Directivity Functions and HRTFs", Fortschritte der Akustik - DAGA 2012, [pdf], Darmstadt, March, 2012.
  • Ralf Baumgartner, Franz Zotter, "Time-Domain Translation Operators for the Fast-Multipole-Method", Fortschritte der Akustik - DAGA 2012, [pdf], Darmstadt, March, 2012.
  • Hannes Pomberger, Franz Zotter, "Ambisonic panning with constant energy constraint", Fortschritte der Akustik - DAGA 2012, [pdf], Darmstadt, March, 2012.
  • Franz Zotter, Hannes Pomberger, "Spherical Slepian functions for approximation of spherical measurement data", Fortschritte der Akustik - DAGA 2012, [pdf], Darmstadt, March, 2012.
  • Franz Zotter, Hannes Pomberger, Markus Noisternig, "Energy-Preserving Ambisonic Decoding", Acta Acustica United with Acustica, Special Issue on Spherical Acoustics, Jan., [available here], pp. 37-47(11), vol. 98(1), 2012.

2011

  • Franz Zotter, Hannes Pomberger, "Warping of the Recording Angle in Ambisonics", 1st International Conference on Spatial Audio, Detmold, [pdf], 2011.
  • Franz Zotter, Matthias Frank, Georgios Marentakis, Alois Sontacchi, "Phantom Source Widening with Deterministic Frequency Dependent Time Delays", Proc. DAFx-11, Paris, [pdf], 2011.
  • Hannes Pomberger, Franz Zotter, "Warping of 3D Ambisonic Recordings", Ambisonics Symposium, Lexington, [pdf], 2011.
  • Christian Nachbar, Franz Zotter, Alois Sontacchi, Etienne Deleflie, "Ambix-Suggesting an Ambisonics Format", Ambisonics Symposium, Lexington, [pdf], 2011.
  • Daniel Deboy, Franz Zotter, "Tangential Intensity Algorithm for Acoustic Centering", Fortschritte der Akustik, DAGA, Düsseldorf, [pdf], 2011.
  • Franz Zotter, Alexander Mattioli Pasqual, "Radiation modes of t-design and extremal-points compact spherical loudspeaker arrays", Fortschritte der Akustik, DAGA, Düsseldorf, [pdf], 2011.
  • Michael Kerscher, Franz Zotter, "Kompakte 16-Kanal-Kugellautsprecheranordnung", Fortschritte der Akustik, DAGA, Düsseldorf, [pdf], 2011.
  • Markus Noisternig, Franz Zotter, "On the decomposition of acoustic source radiation patterns measured with surrounding spherical microphone arrays", Fortschritte der Akustik, DAGA, Düsseldorf, [pdf], 2011.
  • Markus Noisternig, Franz Zotter, Rémi Desmonet, Winfried Ritsch, "Preserving sound source radiation-characteristics in network-based musical performances", Fortschritte der Akustik, DAGA, Düsseldorf, [pdf], 2011.
  • Markus Noisternig, Franz Zotter, Briak F.G. Katz, "Reconstructing sound source directivity in virtual acoustic environments", in "Principles and Applications of Spatial Hearing", eds: Yoiti Suzuki, Douglas Brungart, Hiroaki Kato, World Scientific Publishing Co Pte Ltd, 2011.

2010

  • Franz Zotter, "Techniques and Considerations on Sound Field Recording and Reproduction Using Spherical Harmonics", invited guest talk, Fraunhofer IIS, Erlangen, [pdf], Nov 2010.
  • Franz Zotter, Matthias Frank, Alois Sontacchi, "Virtual t-design Ambisonics-rig using VBAP", EAA Euroregio, Ljubljana, [pdf], 2010.
  • Franz Zotter, Hannes Pomberger, "Spherical Arrays for Sound-Radiation Analysis and Synthesis", tutorial at DAFx-10, Graz, [slides pdf], 2010.
  • Franz Zotter, Hannes Pomberger, and Markus Noisternig, "Ambisonic Decoding with and without Mode-Matching: A Case-Study Using the Hemisphere", 2nd Ambisonics Symposium, Paris, [to pdf], 2010.
  • Christian Nachbar, Gerold Nistelberger, Franz Zotter, "Listening to the Direct Sound of Musical Instruments in Freely Adjustable Surrounding Directions", 2nd Ambisonics Symposium, Paris, [to pdf], 2010.
  • Daniel Deboy, Franz Zotter, "Acoustic Center and Orientation Analysis of Sound-Radiation Recorded with a Surrounding Spherical Microphone Array", 2nd Ambisonics Symposium, Paris, [to pdf], 2010.
  • Peter Plessas, Franz Zotter, "Microphone arrays around rigid spheres for spatial recording and holography", Fortschritte der Akustik, DAGA, Berlin, [pdf], 2010.
  • Daniel Deboy, Franz Zotter, "Comparison of acoustic centering maps for radiation capture of musical instruments with spherical microphone arrays", Fortschritte der Akustik, DAGA, Berlin, [pdf] 2010.
  • Fabian Hohl, Franz Zotter, "Similarity of musical instrument radiation- patterns in pitch and partial", Fortschritte der Akustik, DAGA, Berlin, [pdf], 2010.

2009

  • Gerriet K. Sharma, Franz Zotter, "Klanginstallation Ikosaederlautsprecher", Poster and Sound Sculpture at European Forum Alpbach, University Forum, read more, 2009.
  • Hannes Pomberger, Franz Zotter, "An Ambisonics Format for Flexible Playback Layouts", 1st Ambisonics Symposium, 25-27 Juli, Graz, [pdf], [zip/ppt], 2009.
  • Michael Chapman et al. "A Standard for Interchange of Ambisonic Signal Sets", 1st Ambisonics Symposium, 25-27 Juli, Graz, [pdf], 2009.
  • Franz Zotter, "Mehrkanalaustauschformat für 3D Audio Ambisonics", 5. Thüringer Medienseminar, 19-20 Mai, Erfurt, [zip/ppt], 2009.
  • Franz Zotter, Hannes Pomberger, Matthias Frank, "An Alternative Ambisonics Formulation: Modal Source Strength Matching and the Effect of Spatial Aliasing", 126th AES, 7-10 May, Munich, [ppt], [to pdf] 2009.
  • Franz Zotter, "Sampling Strategies for Acoustic Holography/Holophony on the Sphere", NAG-DAGA, 23-26 March, Rotterdam, [to pdf], [ppt], 2009.
  • Franz Zotter, "Analysis and Synthesis of Sound-Radiation with Spherical Arrays", Doctoral Thesis, Institute of Electronic Music and Acoustics, University of Music and Performing Arts Graz, [pdf], 2009.

2008

  • Matthias Frank, Franz Zotter, Alois Sontacchi,"Localization Experiments Using Different 2D Ambisonics Decoders", [pdf], Beitrag zur 25. TonmeisterInnentagung, November 2008.
  • Adrian Freed, Andy Schmeder, Franz Zotter: "Applications of Environmental Sensing for Spherical Loudspeaker Arrays", IASTED SIP 08, Kailua-Kona, Hawaii, [to pdf], August 2008.
  • Roger Schwenke, Franz Zotter, Andy Schmeder, David Wessel: "Room Acoustics Measurements with an Approximately Spherical Source of 120 Drivers", Acoustics08, Paris, [to pdf], July 2008.
  • Franz Zotter, Hannes Pomberger, Andy Schmeder: "Efficient Directivity Pattern Control for Spherical Loudspeaker Arrays", [pdf], ACOUSTICS08, Paris, July, 2008.
  • Franz Zotter: "Directional recording and analysis of sounds from musical instruments", Acoustics08, Paris, talk40MB, July 2008.
  • Alois Sontacchi, Franz Zotter, Robert Höldrich : "3D sound field rendering under non-idealized loudspeaker arrangements", Acoustics08, Paris, [to pdfs], July 2008.
  • Markus Guldenschuh, Alois Sontacchi, Franz Zotter: "HRTF modelling in due consideration variable torso reflections", Acoustics08, Paris, [pdf], July 2008.
  • Franz Zotter, Andy Schmeder, Markus Noisternig: "Crosstalk Cancellation for Spherical Loudspeaker Arrays", DAGA, Dresden, [pdf], March 2008.

2007

  • Franz Zotter, Robert Höldrich: "Chirp-Rate Estimation for Time-Frequency Reassigned Spctrograms", 3rd AAAA Congress, Graz, [pdf], September 2007.
  • Franz Zotter, Alois Sontacchi, Markus Noisternig, Robert Höldrich: "Capturing the Radiation Characteristics of the Bonang Barung", 3rd AAAA Congress, Graz, [pdf], September 2007.
  • Franz Zotter, Markus Noisternig: "Near- and Far-Field Beamforming Using Spherical Loudspeaker Arrays", 3rd AAAA Congress, Graz, [pdf], September 2007.
  • Franz Zotter, Robert Höldrich: "Modeling Radiation Synthesis with Spherical Loudspeaker Arrays", ICA, Madrid, [pdf], September 2007.
  • Franz Zotter, Alois Sontacchi, Robert Höldrich: "Modeling Spherical a Loudspeaker Systems as Multipole Source", DAGA, Stuttgart, [pdf], March 2007.
  • Alois Sontacchi, Franz Zotter, Robert Höldrich: "Klangmodellierungsansätze und Ergebnisse für Gamelaninstrumente des lauten Stils", DAGA, Stuttgart, [pdf], March 2007.
  • Alois Sontacchi, Franz Zotter, Gerhard Eckel, Robert Höldrich: "Klangmodellierung - ein Beitrag zur musikalischen Akustik", Endbericht VGG, IEM-Report 40/07, Graz, [to pdf], 2007.
  • IEM-Report 39/07: "Icosahedral Loudspeaker Array", [pdf], 2007.

2003 ... 2006

  • IEM-Report 35/06: "Virtual Gamelan Graz", [pdf], 2006.
  • Diplomarbeit: "Unterdrückung hörbarer Störgeräusche in Echtzeitsystemen", [pdf], 2004.
  • IEM-Report 14/03: "Studie zur Steuerung der örtlichen Schallfeldkonzentration", , [to pdf], 2003.