Portrait of Ivan Tashev

Ivan Tashev

Partner Software Architect




Research interests

  • Multichannel audio signals processing
  • Algorithms for arrays of transducers (microphones, speakers, antennas)
  • Processing of signals for enhancement, de-noising, de-reverberation, etc.
  • Statistical processing of audio, biological, radio signals






Microsoft Products I helped

Selected presentations and talks

  • Keynote “Capture, representation, and rendering of 3D audio for virtual and augmented reality”AES International Conference on Audio for Virtual and Augmented Reality, August 2018.
  • Keynote “Audio Challenges in Virtual and Augmented Reality Devices”, International Workshop on Acoustic Signal Enhancement (IWAENC), Xian, China, September 2016.
  • Lecture “Spatial Audio and its Applications”, meeting of the Pacific Northwest Section of AES, May 2016.
  • Tutorial “Optimization methods and their applications in DSP”, IEEE International Conference on Emerging Signal Processing Applications, Las Vegas, January 2012.
  • Keynote “Recent Advances in Human-Machine Interfaces for Gaming and Entertainment” during the opening session of the 25th International Conference Infotech 2011, St. Constantine and Elena resort, Varna, Bulgaria, September 2011.
  • Keynote “Novel Electronic Sensors and their Applications in the Human-Machine Interfaces for Gaming and Entertainment” during the opening session of the 20th International Scientific Conference “Electronics ET 2011”, Sozopol, Bulgaria, September 2011.
  • Keynote “Hands-free Sound Capture and Microphone Array in Kinect” during HSMA 2011 conference, Edinburgh, UK, May 2011.
  • Lecture “Audio for Kinect: almost impossible” in the Open University Skolkovo, Moscow, Russia, June 2011 (announcement here).
  • MIX 2011 conference, March 2011, Las Vegas, NV, USA:
    • Talk “Audio for Kinect: From Idea to ‘Xbox, play!'” [video].
    • MSR NUI Panel with Curtis Wong and Ivan Tashev [video].
  • “Kinect Audio: Preparedness Pays Off”, interview by Rob Knies, April 2011.
  • “3D Stereo Media” conference, December 2010, Liege, Belgium:
    • Talk “Applications of 3D range cameras in multimodal user interfaces for gaming and entertainment”
    • Talk “Sound capture for high-end entertainment and gaming equipment and its applications”
  • “Sound Capture Applications in Entertainment and Gaming”, meeting of the Pacific Northwest Section of AES, December 2010 [video].
  • “Audio for entertainment and gaming”, tutorial during 3DTV CON 2010, June 2010, Tampere, Finland.
  • “Sound capture and its applications in entertainment, gaming, and telepresence”, short course during the summer school for grad students in Technical University of Tampere, June 2010, Tampere, Finland.
  • “Sound Capture for Multimedia Systems”, tutorial during ICME 2009, June 2009, New York, NY, USA.
  • “Commute UX: Telephone Dialog System for Location-based Services”. Presentation during SIGdial Workshop on Disclosure and Dialogue 2007, Antwerp, Belgium, September 2007. [PDF]
  • “Defeating Ambient Noise: Practical Approaches for Noise Reduction and Suppression”. Tutorial during IEEE International Conference of Acoustic, Speech and Signal Processing ICASSP 2006, Toulouse, France, May 2006. [Slides, References]
  • “Microphone Array for Headset with Spatial Noise Suppressor”. Presentation during Ninth International Workshop on Acoustic, Echo and Noise Control IWAENC 2005, Eindhoven, The Netherlands, September 2005. [PDF]
  • “Microphone Array Support in Windows Longhorn”. Presentation during Windows Hardware Experience Conference WinHEC 2005, Seattle, USA, May 2005. The same talk given during WinHEC 2005, Taipei, Taiwan, June 2005. [PDF]
  • “Microphone Array Project in Microsoft Research: Approach and Results”. Presentation in National Taiwan University and Academia Sinica, July 2004, Taipei, Taiwan. [PDF]
  • “Improving Meetings with Microphone Array Algorithms”. Presentation during Machine Learning Meets the User Interface Workshop, Neural Information Processing Systems NIPS 2003, Whistler, Canada, December 2003. [PDF]
  • “Application Center 2000 Interoperability and Reliability”. Presentation during Application Center 2000 Airlift, Redmond, USA, May 2001. [PDF]