Biography

Education:

Ph.D. Electrical Engineering and Computer Science, 1981
          Speech and Digital Systems Group
Tata Institute of Fundamental Research, Bombay-5, India and
Indian Institute of Technology, Bombay-76, India.
Thesis Title: Pitch Estimation of Aperiodic and Noisy Speech Signals

M.E. (Master of Engineering), 1975
        Electrical Communication Engineering
Indian Institute of Science, Bangalore-12, India.
Title: Feature Extraction for a Speaker Verification System

B.E. (Bachelor of Engineering), 1973
Electronics Engineering
University Visveswaraya College of Engineering
Bangalore University, Bangalore-1, India
Title: Active Filter Design using Unity Gain Amplifiers

Work Experience:

Indian Institute of Science, Bangalore, India
Professor (Feb 05-present)
Assoc. Prof (Feb 96-Jan 05)
Asst. Prof (Feb 90-Jan 96 and Sept 85-Dec 85)                    
Teaching and Research in Speech & Audio Signal Processing.
 
Esqube Communication Solutions Pvt Ltd., Bangalore; Jul 03-Jun 07.
Co-Founder-Director

Visiting Professor:

  • May-Jul'11: Norwegian Institute of Science & Technology, Trondheim, Norway:
    (NMF for ASR: New techniques)
  • Nov-Dec'10: Technical University of Ilmenau, Ilmenau, Germany:
    (Packet-loss concealment in VoIP Speech Coding)
  • Jun-Jul’09: Norwegian Institute of Science & Technology, Trondheim, Norway:                   Res. in Speech Recognition.
  • Jun-Oct’08: Royal Institute of Technology, Stockholm,Sweden:                                              Res. in Compressive Sensing.
  • Jun-Jul’07: Fraunhofer Institute for Digital Media Technology, Ilmenau, Germany:       Res. in Low-delay audio coding.
  • Sep-Dec’00: Griffith University, Brisbane, Australia:                                                                  Res. in Discriminant training.
  • Jun-Jul’05, Jun’98, Jan-Dec’97: Fraunhofer Institute for Integrated Circuits, Erlangen, Germany: Res. in Speech/Audio compression for MPEG standards.
  • Jan’88-Jan’90: Marquette University, Milwaukee, WI 53233, USA:                                    Teaching and Res. in NSF project on Speech Enhancement.
Research Scientist, ELAB, Norwegian Institute of Technology
N-7034, Trondheim, Norway, (Jan’86-Dec’87):
Res. in Speech Coding and Speech Recognition for Norwegian Telecommunication Agency and Multi-Industry project.

Scientist-C, Electronics and Radar Development Establishment, Bangalore-1, India:
(Jan’82-Aug’85); Research and development in DSP Architectures for Speech Coding.
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