Patents: please scroll to bottom.

Selected publications and presentations

Digital audio effects | Artificial reverberation | Feedback Delay Networks (FDN) | Energy Decay Relief (EDR)
Spatial audio reproduction | Binaural 3D audio
Interactive 3D audio for computer music, games, VR, AR | IRCAM Spat | Creative EAX, OpenAL
Multi-channel audio coding, upmix and format conversion | Spatial Audio Scene Coding (SASC)
Immersive object-based audio coding (DTS:X) | Multi-Dimensional Audio (MDA)
  • 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 Engineering Society (2010 Nov.).
  • J.-M. Jot, "Next-Generation 3-D Audio – Creation, Transmission and Reproduction," ATSC Symposium on Next Generation Broadcast Television (2011 Feb.).
  • 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).
  • J.-M. Jot, "Object-Based Audio Content Authoring and Distribution for Interactive and Linear Soundtracks," 133rd Conv. Audio Engineering Society (2012 Oct.).
  • J.-M. Jot, "Multichannel 3D Audio Encoding and Reproduction," Forum International du Son Multicanal (2012 Nov.).
  • J.-M. Jot, "Object-Based Immersive Audio Content Format for Next-Generation Broadcast," IEEE Broadcast Symposium (2013 Oct.).
  • J.-M. Jot, "MDA – an Open Content Format for Next-Generation Immersive Audio," Forum International du Son Multicanal (2013 Nov.).
  • J.-M. Jot, "Object-Based Immersive Audio for Next-Generation Broadcast," NAB Broadcast Engineering Conf. (2014 April).
  • J.-M. Jot, "Next-Generation Immersive Audio Content Standard and Consumer Format," IEEE International Symposium on Broadband Multimedia Systems and Broadcasting (2014 June).
  • J.-M. Jot, "DTS:X Next-Generation Consumer Audio Delivery Solution," AES 57th Conf. on The Future of Audio Entertainment Technology (2015 Feb.).
  • 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.).
  • J.-M. Jot, "New immersive and object-based multichannel audio formats for cinema, entertainment and cinematic VR," IEEE SPS Chapter talk (2017 Apr.). pdf


  • 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 (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 (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 Sep).
  • 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).
  • System and method for capturing, encoding, distributing and decoding immersive audio. US 9,794,721 (2015 Jan.).
Pending (published applications)
  • Adaptive environmental noise compensation for audio playback. US 2011/0251704 (2010 April).
  • Object-based audio loudness management. US 2015/0245153 (2014 Feb.).
  • Multi-speaker method and apparatus for leakage cancellation. US 2017/0053641 (2015 Aug).
  • Spectral correction of audio signals. US 2017/0126194 (2015 Oct.).
  • Dialog audio signal balancing in an object-based audio program. US 2017/0127212 (2015 Oct.).
  • Augmented Reality Headphone Environment Rendering. US 2017/0223478 (2016 Feb.).