Professor Yegnanarayana Bayya

Professor emeritus, BITS-Pilani Hyderabad campus

Areas of Interest:

Speech signal processing, image processing and artificial neural networks.


Speech signal processing

Consultancy Areas:

Digital signal processing and artificial neural networks.


Sector Associated With:


Sectors Interested to Offer Service:

Educational / Academic institutions, R&D Organizations, Government (including funding agencies)

Major Professional Contributions:

Designed and built anechoic sound chamber with indigenous materials at IISc in
Developed new signal processing algorithms to extract information
about speech production from speech signals.
Group-delay processing of signals, time-frequency analysis of signals, zero frequency filtering, zero-time windowing and single frequency filtering methods for speech
processing are some of the new ideas proposed.
Graduated over 30 PhDs and handled over 30 sponsored projects.
Written a book on ANN.
Published over 400 papers..

Professional Experience:

  • March 2016 Professor Emeritus, BITS-Pilani Hyderabad Campus
  • July 2006 - Feb 2016, Institute Professor, IIIT Hyderabad
  • Dec 1980 - June 2006, Professor, CSE Dept, IIT Madras
  • 1977 - 1980, Visiting Associate professor, CMU, Pittsburgh
  • 1966 - 1978, member of faculty at IISc Bangalore.


Speech processing, group-delay functions, glottal closure instants, artificial neural networks, zero frequency resonator, zero frequency filtering,
single frequency filtering, zero-time windowing.


Contact Information


B Yegnanarayana
Emeritus Professor
BITS-Pilani Hyderabad Campus
Tel: +91 40 66303698
Mobile: +91 9441886526

Email: This email address is being protected from spambots. You need JavaScript enabled to view it. , This email address is being protected from spambots. You need JavaScript enabled to view it.



  • BSc Maths, Physics and Chemistry Andhra University (1961)
  • BE Electrical Communication Engineering (ECE) IISc (1964)
  • ME Electrical Communication Engineering (ECE) IISc (1966)
  • PhD Electrical Communication Engineering (ECE) IISc (1974)


Awards and Major Professional Recognitions

  • Fellow of IEEE (USA), INSA, INAE, IASc, ISCA (Europe)
  • IETE Prof. S. V. C. Aiya Memorial Award in 1996.
  • Prof. S. N. Mitra memorial Award for the year 2006 from INAE
  • 2013 Distinguished Alumnus Award from IISc

Link to Website

INAE Section Affiliated II: Computer Engineering and Information Technology

Year of Election to Fellowship: 1995

Year of Birth: January 9, 1944