Jean-Marc Jot
Background and publications

Background

• LinkedIn profile | resume

• Virtuel Works -- overview (2024)

• iZotope -- technology overview (2022)

• Magic Leap -- Soundfield Audio (MSA) | demonstration

• DTS -- DTS:X | Virtual:X | Headphone:X

• Creative -- OpenAL | EAX | Sound Blaster

• IRCAM -- Spat | introduction | reference

• Education -- Télécom Paris (doctorate) | ENSTA Paris (electrical engineering)

Patents: please scroll to bottom.

Selected publications and presentations

      Digital audio effects | Artificial reverberation | Feedback Delay Networks (FDN) | Energy Decay Relief (EDR)

• J.-M. Jot and A. Chaigne, "Digital Delay Networks for Designing Artificial Reverberators," 90th Conv. Audio Engineering Society (1991 Feb.).

• J.-M. Jot, "An Analysis/Synthesis Approach to Real-Time Artificial Reverberation," IEEE ICASSP International Conf. Acoustics, Speech and Signal Processing (1992 March).

• J. Laroche and J.-M. Jot, "Analysis/Synthesis of Quasi-Harmonic Sounds by Use of the Karplus-Strong Algorithm," 2nd French Congress on Acoustics (1992 April). paper

• J.-M. Jot, Étude et réalisation d'un spatialisateur de sons par modèles physiques et perceptifs, Doctoral dissertation (in French), Telecom Paris (1992 Sept.).

• J.-M. Jot, "Efficient Models for Reverberation and Distance Rendering in Computer Music and Virtual Audio Reality," ICMC International Computer Music Conf. (1997 Sept.). [Paper award] paper

• J.-M. Jot, L. Cerveau, and O. Warusfel, "Analysis and Synthesis of Room Reverberation Based on a Statistical Time-Frequency Model," 103rd Conv. Audio Engineering Society (1997 Sept.). paper
  [Reprinted in Spatial Sound Techniques, Part 1, ed. Durand R. Begault.]

• L. Dahl and J.-M. Jot, "A Reverberator Based on Absorbent All-Pass Filters," DAFx International Conf. Digital Audio Effects (2000 Dec.). paper

• M. Walsh, E. Stein, and J.-M. Jot, "Adaptive Dynamics Enhancement," 130th Conv. Audio Engineering Society (2011 Oct.).

• J.-M. Jot, B. Smith and J. Thompson, "Dialog Control and Enhancement in Object-Based Audio Systems," 139th Conv. Audio Engineering Society (2015 Oct.).

• R. Oliver and J.-M. Jot, "Efficient Multi-Band Digital Audio Graphic Equalizer with Accurate Frequency Response Control," 139th Conv. Audio Engineering Society (2015 Oct.). poster

• J.-M. Jot, "Proportional Parametric Equalizers – Application to Digital Reverberation and Environmental Audio Processing," 139th Conv. Audio Engineering Society (2015 Oct.).

• J.-M. Jot, "Efficient Reverberation Rendering for Complex Interactive Audio Scenes," DAFx International Conf. Digital Audio Effects (2017 Sept.). [Keynote] slides video

• P. Murgai, M. Rau, and J.-M. Jot, "Blind Estimation of the Reverberation Fingerprint of Unknown Acoustic Environments," 143rd Conv. Audio Engineering Society (2017 Oct.). paper

• R. Audfray, J.-M. Jot, S. Dicker, "Practical Realization of Dual-Shelving Filter Using Proportional Parametric Equalizers," 145th Conv. Audio Engineering Society (2018 Oct.).

      Spatial audio reproduction | Binaural/transaural 3D audio rendering over headphones and loudspeakers (in Creative SoundBlaster, DTS Virtual:X/Headphone:X, Magic Leap Soundfield Audio (MSA))

• J.-M. Jot, O. Warusfel, E. Kahle, and M. Mein, "Binaural Concert Hall Simulation in Real Time," IEEE Workshop on Applications of Digital Signal Processing to Audio and Acoustics (1993 Oct.). paper

• M. Marin, A. Gilloire, J. Lacoume, O. Warusfel, J.-M. Jot, "Environnement de Simulation pour l'Evaluation Psychoacoustique des Systèmes de Prise et de Restitution du Son dans un Contexte de Téléconférence," 3rd French Congress on Acoustics (1994 May). paper

• J.-M. Jot, V. Larcher, and O. Warusfel, "Digital Signal Processing Issues in the Context of Binaural and Transaural Stereophony," 98th Conv. Audio Engineering Society (1995 Feb.). paper
  [Reprinted in Spatial Sound Techniques, Part 1, ed. Durand R. Begault.]

• J.-M. Jot, S. Wardle, and V. Larcher, "Approaches to binaural synthesis," 105th Conv. Audio Engineering Society (1998 Sept.). [Invited]

• V. Larcher, J.-M. Jot, and G. Vandernoot, "Equalization Methods in Binaural Technology," 105th Conv. Audio Engineering Society (1998 Sept.).

• J.-M. Pernaux, P. Boussard, J.-M. Jot, "Virtual Sound Source Positioning and Mixing in 5.1. Implementation on the Real-Time System Genesis," DAFx International Conf. Digital Audio Effects (1998 Nov.). paper

• J.-M. Jot, V. Larcher, J.-M. Pernaux, "A Comparative Study of 3-D Audio Encoding and Rendering Techniques," 16th International Conf. Audio Eng. Society (1999 March). [Invited]
  [Reprinted in Spatial Sound Techniques, Part 2, ed. Francis Rumsey]

• V. Larcher, J.-M. Jot, J. Guyard, and O. Warusfel, "Study and Comparison of Efficient Methods for 3-D Audio Spatialization Based on Linear Decomposition of HRTF Data," 108th Conv. Audio Engineering Society (2000 Feb.).

• A. Jost and J.-M. Jot, "Transaural 3-D Audio With User-Controlled Calibration," DAFx International Conf. Digital Audio Effects (2000 Dec.). paper

• V. Larcher, J.-M. Jot, and O. Warusfel, "Individualization of HRTF by Spectral Warping," International Congress on Acoustics (2001 Sept.).

• M. Walsh and J.-M. Jot, "Loudspeaker-Based 3-D Audio System Design Using the M-S Shuffler Matrix," 121st Conv. Audio Engineering Society (2006 Oct.).

• J.-M. Jot and M. Walsh, "Center-Channel Processing In Virtual 3-D Audio Reproduction over Headphones or Loudspeakers," 128th Conv. Audio Engineering Society (2010 May.).

• J.-M. Jot and D. Noh, "Efficient Structures for Virtual Immersive Audio Processing," 143rd Conv. Audio Engineering Society (2017 Oct.). paper

• S. Crawford, R. Audfray, J.-M. Jot, "Quantifying HRTF Spectral Magnitude Precision in Spatial Computing Applications," Audio Eng. Soc. Conference on Audio for Virtual and Augmented Reality (2020 Aug.). paper

• J.-M. Jot, A. Lukin, K. J. Werner, E. Allen, "Binaural Audio Externalization Processing," 151st Conv. Audio Engineering Society (2021 Oct.). slides demo

• J.-M. Jot, A. Lukin, C. Landschoot, "Binaural Externalization Processing - from Stereo to Object-Based Audio," 153rd Conv. Audio Engineering Society (2022 Oct.). paper

• J.-M. Jot, C. Landschoot, E. Vickers, "Externalized Binaural Rendering," 155th Conv. Audio Engineering Society (2023 Oct.).

• J.-M. Jot, H. Bahu, A. Roginska, E. Choueiri, K. Sunder, Y. Lee, "Standardizing HRTF Datasets," 155th Conv. Audio Engineering Society (2023 Oct.). slides

• J.-M. Jot, "On the Spatial Perception of Concurrent Free-Field and Diffuse-Field Components of a Sound Event," NYU Immersive Audio Group meeting (2024 Feb.). slides

      Interactive 3D audio for computer music, games, VR, AR | IRCAM Spat, MPEG-4 v.2 Advanced Audio BIFS | Creative EAX, OpenAL, I3DL2 | Magic Leap Soundfield Audio (MSA)

• J.-M. Jot and O. Warusfel, "Spat~: a Spatial Processor for Musicians and Sound Engineers," CIARM'95 Conf. (1995 May). paper

• J.-M. Jot and O. Warusfel, "Le Spatialisateur," GRAME Conf. "Le Son et L'Espace" (1995). paper

• J.-M. Jot, T. Caulkins, and R. Gottfried, Spat - Introduction, IRCAM (1995, revised 2006). report

• J.-M. Jot, T. Caulkins, and R. Gottfried, Spat - Reference Manual, IRCAM (1995, revised 2006). report

• J.-M. Jot, "Synthesizing 3-D Sound Scenes in Audio or Multimedia Production and Interactive Human-Computer Interfaces," 5th Conf. Interface to Real & Virtual Worlds (1996 May) paper

• J.-M. Jot, "Real-Time Spatial Processing of Sounds for Music, Multimedia and Interactive Human-Computer Interfaces," ACM Multimedia Systems (1999 Jan). [Invited] paper

• J.-M. Jot et al., Interactive 3D Audio Rendering Guidelines - Level 2.0 (a.k.a. I3DL2), Interactive Audio Special Interest Group (Oct. 1999).

• J.-M. Jot, "Advanced Audio BIFS: Environmental Spatialization of Audio in MPEG-4 version 2," 108th Conv. Audio Engineering Society (Feb 2000). slides

• J.-M. Jot, "Proposal for IA-SIG 3D Audio Rendering Guideline Level 3 (I3DL3)," IA-SIG 3D audio workgroup meeting (2000). slides

• J.-M. Jot, "Efficient Models for Interactive Environmental Audio Spatialization," DAFx International Conf. Digital Audio Effects (2000 Dec.) [Invited] slides

• J.-M. Jot. "Perceptual and Statistical Models for Virtual Audio Environments," ACM Campfire: Acoustic Rendering for Virtual Environments (2001 May). [Invited]

• J.-M. Trivi and J.-M. Jot, "Rendering MPEG-4 AABIFS Content Through a Low-level Cross-platform API,” IEEE ICME International Conf. Multimedia & Expo (2002 Aug.).

• T. Funkhouser, J.-M. Jot and N. Tsingos, "Sounds Good to Me! Computational Sound for Graphics, VR, and Interactive Systems,” SIGGRAPH Course Notes (2002 July). paper

• T. Funkhouser, J.-M. Jot and N. Tsingos, "Survey of Methods for Modeling Sound Propagation in Interactive Virtual Environment Systems," Presence (2003). paper

• J.-M. Jot and J-.M. Trivi, "Scene Description Model and Rendering Engine for Interactive Virtual Acoustics,” 120th Conv. Audio Engineering Society (2006 May).

• J.-M. Jot, M. Walsh and A. Philp, "Binaural Simulation of Complex Acoustic Scenes for Interactive Audio," 121st Conv. Audio Engineering Society (2006 Oct.).

• J.-M. Jot, "Efficient Description and Rendering of Complex Interactive Acoustic Scenes", DAFx International Conference (2007 Oct.). [Keynote] summary

• J.-M. Jot, "Interactive 3D Audio Rendering in Flexible Playback Configurations,” IEEE APSIPA Conf. (2012 Dec.). [Invited]

• J.-M. Jot, "Immersive Audio Processing and Effects for Games," 139th Conv. Audio Engineering Society (2015 Oct.). slides

• J.-M. Jot, "Environmental Audio Effects in Games, VR and AR," Audio Eng. Soc. 61st Conf. - Audio for Games (2016 Feb.).

• J.-M. Jot and Keun Sup Lee, "Augmented Reality Headphone Environment Rendering," Audio Eng. Soc. Conf. on Audio for Virtual and Augmented Reality (2016 Oct.).

• J.-M. Jot, "Augmented Reality Headphone Reverberation," Seminar at IRCAM, Paris (2017 Jan.). slides video

• J.-M. Jot, "Augmented Reality Headphone Reverberation," DSP Seminar at CCRMA, Stanford Univ. (2017 Feb.). slides

• J.-M. Jot, "Room-Adaptive Headphone 3D Audio," 143rd Conv. Audio Engineering Society (2017 Oct.). slides

• J.-M. Jot, "Towards 6-DoF XR Audio," Immersive Experience IX Symposium (2018 June). slides

• J.-M. Jot, "Unleashing Wearable 3D Audio," Audio Eng. Soc. Conference on Audio for Virtual and Augmented Reality (2018 Aug.). [Keynote] slides video

• J.-M. Jot, "Unleashing Wearable 3D Audio," Magic Leap blog (2018 Sept.).

• J.-M. Jot, "They Are Hear: Spatial Computing in Wearable Audio Appliances," Project Bar-B-Q conference (2018 Oct.). [Keynote] slides

• R. Audfray, J.-M. Jot, S. Dicker, "Audio Application Programming Interface for Mixed Reality," 145th Conv. Audio Engineering Society (2018 Oct.). paper

• O. Kadel, J. Gerrard, O. Boteas, G. Jacuzzi, J.-M. Jot, "Audio Design for Mixed Reality Applications," Audio Eng. Soc. Convention panel hosted by Sennheiser (2019 March). video

• R. Audfray, J.-M. Jot, "Reverberation Loudness Model for Mixed-Reality Audio," Audio Eng. Soc. Conference on Headphone Technology (2019 Aug.).

• J.-M. Jot, "A Journey in Spatial Audio Research & Technology Innovation", Cal Poly Audio Eng. Soc. talk (2021 Apr.). slides

• J.-M. Jot, R. Audfray, M. Hertensteiner, B. Schmidt, "Rendering Spatial Sound for Interoperable Experiences in the Audio Metaverse," International Conf. Immersive and 3D Audio - I3DA (2021 Sep.). paper

• J.-M. Jot, R. Audfray, M. Hertensteiner, "Spatial Audio Rendering for Interoperable XR Applications in the Audio Metaverse," 151st Conv. Audio Engineering Society (2021 Oct.). slides

• J.-M. Jot, "Spatial Audio: From Screen-Based to World-Based with AR and VR," Game Developer Conference (2023 March). slides

• J.-M. Jot, "Envisioning a Future Music and Audio Metaverse," IRCAM Forum Workshops (2023 March). [Keynote] slides

• J.-M. Jot, "6-DoF Spatial Audio Rendering of Complex Scenes," 154th Conv. Audio Engineering Society (2023 Apr.). slides

• T. Carpentier, O. Warusfel, J.-M. Jot, "Software Tools for Flexible Control of Radiation Synthesis," International Conf. Immersive and 3D Audio - I3DA (2023 Sep.). paper

• J.-M. Jot, T. Carpentier, O. Warusfel, "Perceptually Motivated Spatial Audio Scene Description and Rendering for 6-DoF Immersive Music Experiences," International Conf. Immersive and 3D Audio - I3DA (2023 Sep.). paper slides

• J.-M. Jot, "6-Degree-of-Freedom Spatial Audio for AR and VR," NYU Graduate Seminar in Music Technology (2023 Oct.). slides

      Multi-channel audio coding, upmix and format conversion | Spatial Audio Scene Coding (SASC) | Immersive object-based audio coding (DTS:X)

• C. Avendano and J.-M. Jot, "Ambience Extraction and Synthesis from Stereo Signals for Multi-channel Audio Up-mix," IEEE ICASSP International Conf. Acoustics, Speech and Signal Processing (2002 April).

• C. Avendano and J.-M. Jot, "Frequency Domain Techniques for Stereo to Multichannel Upmix," 22nd International Conf. Audio Eng. Society (2002 June).

• J.-M. Jot and C. Avendano, "Spatial Enhancement of Audio Recordings," 23rd International Conf. Audio Engineering Society (2003 May). [Invited]

• C. Avendano and J.-M. Jot, "A Frequency-Domain Approach to Multichannel Upmix," Journal of the Audio Engineering Society 52(7/8) (2004 July/Aug.).

• M. M. Goodwin and J.-M. Jot, "A Frequency-domain Framework for Spatial Audio Coding Based on Universal Spatial Cues," 120th Conv. Audio Engineering Society (2006 May).

• M. M. Goodwin and J.-M. Jot, "Analysis and Synthesis for Universal Spatial Audio Coding," 121st Conv. Audio Engineering Society (2006 Oct.).

• M. M. Goodwin and J.-M. Jot, "Multichannel Surround Format Conversion and Generalized Upmix," 30th International Conf. Audio Engineering Society (2007 March).

• M. M. Goodwin and J.-M. Jot, "Primary-Ambient Decomposition and Vector-Based Localization for Spatial Audio Coding and Enhancement," Proc. IEEE ICASSP 2007 Int. Conf. on Acoustics, Speech, and Signal Proc. (2007 Apr.).

• M. M. Goodwin and J.-M. Jot, "Binaural 3-D Audio Rendering Based on Spatial Audio Scene Coding," 123rd Conv. Audio Engineering Society (2007 Oct.).

• J.-M. Jot et al., "Spatial Audio Scene Coding in a Universal Two-Channel 3-D Stereo Format," 123rd Conv. Audio Engineering Society (2007 Oct.).

• J. Merimaa, M. M. Goodwin, and J.-M. Jot, "Correlation-Based Ambience Extraction from Stereo Recordings," 123rd Conv. Audio Eng. Soc., preprint 7282 (2007 Oct.).

• J.-M. Jot, "Prospects in Format-Agnostic Spatial Audio," 2nd SpACE-Net Spatial Audio Workshop (2008 Jan.). [Keynote]

• M. M. Goodwin and J.-M. Jot, "Spatial Audio Scene Coding," 125th Conv. Audio Engineering Society (2008 Oct.).

• J.-M. Jot, "Two-Channel Matrix Surround Encoding for Flexible Interactive 3-D Audio Reproduction," 125th Conv. Audio Engineering Society (2008 Oct.).

• J. D. Johnston, J.-M. Jot, Z. Fejzo, and S. Hastings, "Beyond Coding - Reproduction of Direct and Diffuse Sounds in Multiple Environments," 129th Conv. Audio Eng. Soc. (2010 Nov.).

• J.-M. Jot, "Next-Generation 3-D Audio – Creation, Transmission and Reproduction," ATSC Symposium on Next Generation Broadcast Television (2011 Feb.). slides

• J.-M. Jot and Z. Fejzo, "Beyond Surround Sound - Creation, Coding and Reproduction of 3-D Audio Soundtracks," 131st Conv. Audio Engineering Society (2011 Oct.).

• J.-M. Jot, "Enhancing the 3D TV Experience through Next-Generation 3D Audio Coding and Processing Technology," NAB Broadcast Engineering Conf. (2012 April). slides

• J. Thompson, B. Smith, A. Warner, and J.-M. Jot, "Direct-Diffuse Decomposition of Multichannel Signals Using a System of Pairwise Correlations," 133rd Conv. Audio Engineering Society (2012 Oct.).

• J.-M. Jot, "Object-Based Audio Content Authoring and Distribution for Interactive and Linear Soundtracks," 133rd Conv. Audio Engineering Society (2012 Oct.). slides

• J.-M. Jot, "Multichannel 3D Audio Encoding and Reproduction," Forum International du Son Multicanal (2012 Nov.). slides

• J.-M. Jot, "Object-Based Immersive Audio Content Format for Next-Generation Broadcast," IEEE Broadcast Symposium (2013 Oct.). slides

• J.-M. Jot, "MDA – an Open Content Format for Next-Generation Immersive Audio," Forum International du Son Multicanal (2013 Nov.). slides

• J.-M. Jot, "Object-Based Immersive Audio for Next-Generation Broadcast," NAB Broadcast Engineering Conf. (2014 April). slides

• J.-M. Jot, "Next-Generation Immersive Audio Content Standard and Consumer Format," IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (2014 June). slides

• J.-M. Jot, "DTS:X Next-Generation Consumer Audio Delivery Solution," AES 57th Conf. on The Future of Audio Entertainment Technology (2015 Feb.). slides

• J.-M. Jot, B. Smith and J. Thompson, "Dialog Control and Enhancement in Object-Based Audio Systems," 139th Conv. Audio Engineering Society (2015 Oct.).

• J.-M. Jot, "MDA – Open Standard for Immersive Audio Content Creation and Distribution," Immersive Experience IX Symposium (2016 June). slides

• J.-M. Jot, "New immersive and object-based multichannel audio formats for cinema, entertainment and cinematic VR," IEEE SPS Chapter talk (2017 Apr.). [Invited] slides

• J.-M. Jot et al., "A Spatial Audio Format with 6 Degrees of Freedom," Project Bar-B-Q Report (2017 Oct.). report

• J.-M. Jot, "Objects of Immersion - Unlocking Musical Spaces," IRCAM Forum Workshops (2021 March). [Keynote] slides video

• J.-M. Jot, "Creating for New Immersive Audio Delivery Formats," IRCAM Forum Workshops (2022 March). slides

• J.-M. Jot, "A Unified Ecosystem for Music Creation and Production," NAMM Show (2022 June). slides

• J.-M. Jot, "Towards Audio Presence - Challenges and Perspectives," AES/IEEE Webinar on Muti-channel Audio and Psychoacoustics (2022 Sept.). slides

• J.-M. Jot, "Towards Audio Presence - Challenges and Perspectives" (expanded), NYU Graduate Seminar in Music Technology (2022 Oct.). slides

• J.-M. Jot, "6-Degree-of-Freedom Immersive Audio for Broadcast and Linear Media," Silicon Valley Video Summit (2024 Jan.). slides

Patents

      Issued

• Method and system for artificial spatialisation of digital audio signals. US 5,491,754 (1992 March).

• Method to simulate the acoustical quality of a room and associated audio-digital processor. US 5,812,674 (1995 Aug.).

• Method and apparatus for three-dimensional audio display. US 7,231,054 (1998 Sept.).

• Matrix encoding system with improved frequency behavior. US 6,453,047 (1998 Sept.).

• Three-channel panning system. US 6,665,407 (1998 Sept.).

• Environmental reverberation processor. US 6,188,769; US 6,917,686;US 7,561,699 (1998 Nov.).

• Method and apparatus for multi-channel sound system calibration. US 6,798,889 (1999 Nov.).

• Reverberation processor for interactive audio applications. US 6,978,027 (2000 April).

• Reverberation processor based on absorbent all-pass filters. US 7,149,314 (2000 Dec.).

• Method and apparatus for the simulation of complex audio environments. US 7,099,482 (2001 March).

• Method and apparatus for audio loudness and dynamics matching. US 7,848,531 (2002 Jan.).

• Ambience generation for stereo signals. US 7,567,845 (2002 June).

• Stream segregation for stereo signals. US 7,257,231; US 7,315,624; US 8,019,093; US 8,280,077 (2002 June).

• Ambience extraction and modification for enhancement and upmix of audio signals. US 7,412,380 (2003 Dec.).

• Extracting and modifying a panned source for enhancement and upmix of audio signals. US 7,970,144 (2003 Dec.).

• System and method for forming and rendering 3D MIDI messages. US 7,928,311; US 9,924,289 (2004 Dec.).

• Spatial audio coding based on universal spatial cues. US 8,379,868 (2006 May).

• 3D audio renderer. US 8,488,796 (2006 Aug.).

• Spatial audio enhancement processing method and apparatus. US 8,619,998; 10,299,056 (2006 Aug.).

• Alias-free subband processing. US 9,496,850; 9,754,597 (2006 Aug.).

• Phase-amplitude matrixed surround decoder. US 8,345,899 (2007 March).

• Multichannel surround format conversion and generalized upmix. US 9,014,377 (2007 March).

• Spatial audio analysis and synthesis for binaural reproduction and format conversion. US 8,374,365 (2007 Oct.).

• Correlation-based method for ambience extraction from two-channel audio signals. US 8,107,631 (2008 Aug.).

• Phase-amplitude 3-D stereo encoder and decoder. US 8,712,061 (2008 Oct.).

• Distributed spatial audio decoder. US 9,697,844 (2009 Jan.).

• Adaptive dynamic range enhancement of audio recordings. US 8,879,750 (2009 Oct.).

• Virtual audio processing for loudspeaker or headphone playback. US 8,000,485 (2010 Apr.).

• Spatial audio encoding and reproduction of diffuse sound. US 8,908,874; US 9,042,565; US 9,728,181 (2010 Sept.).

• Dynamic compensation of audio signals for improved perceived spectral imbalances. US 9,391,579 (2010 Sept.).

• Encoding and reproduction of three dimensional audio soundtracks. US 9,530,421 (2011 March).

• Direct-diffuse decomposition. US 9,253,574 (2011 Sept.).

• Object-based audio system using vector base amplitude panning. US 9,197,979 (2012 May).

• System and method for estimating a reverberation time. US 9,386,373 (2012 July).

• Object-based audio loudness management. US 10,063,207 (2014 Feb.).

• System and method for capturing, encoding, distributing and decoding immersive audio. US 9,794,721; US 10,187,739 (2015 Jan.).

• Multi-speaker method and apparatus for leakage cancellation. US 9,865,245; US 10,217,451; US 10,902,838; US 11,190,877 (2015 Aug.).

• Dialog audio signal balancing in an object-based audio program. US 10,251,016 (2015 Oct.).

• Spectral correction of audio signals. US 10,243,534 (2015 Oct.).

• Augmented reality headphone environment rendering. US 10,038,967 (2016 Feb.).

• Immersive audio reproduction systems. US 11,304,020 (2016 May).

• Distributed audio virtualization systems. US 10,979,844 (2017 March).

• Sweet spot adaptation for virtualized audio. US 10,728,683 (2017 Sept.).

• Mixed reality spatial audio. US 10,616,705; 10,863,301 (2017 Oct.).

• Index scheming for filter parameters. US 10,779,082; US 11,012,778 (2018 May).

• Methods and systems for audio signal filtering. US 10,602,292; US 10,779,103 (2018 Jun.).

• Spatial audio for interactive audio environments. US 10,735,884; US 10,863,300; US 10,952,010; US 11,770,671 (2018 Jun.).

• Reverberation gain normalization. US 10,810,992; US 11,250,834 (2018 Jun.).

• Low-frequency inter-channel coherence control. US 10,841,727; US 11,252,528 (2018 Jun.).

• Near-field audio rendering. US 11,122,383 (2018 Oct.).

• Voice onset detection. US 11,328,740 (2019 Aug.).

• Reverberation fingerprint estimation. US 11,304,017 (2019 Oct.).

• Physics-based audio and haptics synthesis. US 11,337,023 (2019 Dec.).

• Method of waking a device using spoken voice commands. US 11,917,384 (2020 March).

      Pending (published applications)

• Adaptive environmental noise compensation for audio playback. US 2011/0251704 (2010 April).

• Distance determination using camera images. US 2020/0322747 (2017 Sept.).

• Mixed reality virtual reverberation. US 2021/0084357 (2019 Feb.).

• Environment acoustics persistence. US 2021/0176588 (2019 Dec.).

• Immersive audio platform. US 2021/0185471 (2020 March).

• Binaural Externalization Processing. WO 2024/081957 (2022 Oct.)