Dr. Purushotham U

Associate Professor
  • Teaching


Dr. Purushotham. U obtained his PhD in Electrical and Electronics Engineering Sciences from Visvesvaraya Technological University, Belgaum in 2019 , M.Tech in Electronics from VTU, Belgaum in 2003 and B.E in Electronics and Communication from Bangalore University in 2000. He has a Teaching experience over 18 years and research experience of over 8 years. He is a member of IET and life member of ISTE. His areas of interest are Speech Processing, Signal Processing and Communication Engineering.


  • BE, Bangalore University, 2000

  • M Tech, VTU, 2003

  • PhD, VTU, 2019


  • Assistant Professor, SMU, 2009 - 2011

  • Sr.Lecturer, DSCE, 2007 - 2009

  • Lecturer, PESIT, 2005 - 2007

  • Lecturer, CIT, 2003 - 2005


  • Network Analysis

  • Signals and Systems

  • Digital signal Processing

  • Control Systems

  • Information Theory and coding

  • Communication Engineering

  • Analog and Digital Electronics

  • DSP Processor Arch and Programming

  • Advance DSP

  • Broad band Communication

  • Multirate systems and Filter banks


  • Class in-charge

  • Prakalpa Co-ordinator :ECE Dept

  • Infrastructure Co-ordinator

  • ECE Minor Co-ordinator

  • NAAC Coordinator of ECE Department

Research Interest

  • His area of Research includes Speech Processing, Signal Processing and Communications

  • He has Presented and published Papers in various conferences and Journals


  • "Implementation of Encryption and Decryption Algorithms for Security of Mobile Devices" in IEEE Conference International Conference on Communication Technology (ICCT) Xi'an China, 2019

  • "Design and Simulation of Digital Filters for Speech Processing" International Conference (Online) (IC RTEETIMP-2020), December 2020,Bangalore

  • "Identification of Ambulance Siren sound and Analysis of the signal using statistical method," 2020 International Conference on Intelligent Engineering and Management (ICIEM)

  • "Speech Enhancement Using Semi-Supervised Learning," 2020 International Conference on Intelligent Engineering and Management (ICIEM), London, UK

  • "Soft Audible Noise Masking in Single Channel Speech Enhancement for Mobile Phones," 2020 International Conference on Computation, Automation and Knowledge Management (ICCAKM), Dubai, United Arab Emirates, 2020,

  • "Cepstral Domain Approach to Enhance Noisy Speech and Increase Intelligibility for Mobile Communication"2nd International Conference on Advances in Electronics, Computers and Communications (ICAECC) Feb 2018

  • "Feature Extraction in Enhancing Speech Signal For Mobile Communication"IICIP-2016 IEEE Conference, Delhi Technological University, Delhi, Aug 2016

  • " Development of Efficient VLSI Architecture for Speech Processing in Mobile Communication"ICCCSP-2017 IEEE Conference, SSN College of engineering, Chennai ,Jan 2017.

  • "Text line segmentation using Vector Quantization incorporated cluster density analysis" , International Conference on Convergence of Science and Technology at TJIT, 2015 Bangalore.

  • "Implementation of efficient serial-parallel decoder architecture for IEEE 802.11ad LDPC code" International Conference on wireless Communication and Embedded Systems, NITTE 2015,Bangalore

  • " Design and Implementation of convolution interleaver" International Conference on emerging trends in Engineering 2015 , DSCE,Bangalore

  • "Modified Spectral Subtraction Scheme for Enhancing Speech Signal" in 3rd National Conference on Networking, Embedded and Wireless Systems (NEWS 2014).

  • "Energy Efficient wireless sensor network for smart buildings" in National conference organized by Dr.AIT, Bangalore, April 2011

  • "Problems and Solutions in wireless networks for Smart buildings" in International conference organized by NITTE, Karkala, May,2011


  • Semi-Supervised Learning to Enhance speech signal For Mobile Communication" SN Computer Science, Springer Publication, Vol 1 Computer Science 2020.

  • "Implementation of Spectral Subtraction using Sub band filtering in DSP C6748 Processor for Enhancing Speech Signal" Advances in Machine Learning and Data Science , Springer Singapore publisher ,Vol 705, ISBN 978-981-10-8568-0, Mar 2018.

  • Adaptive Spectral Subtraction to Improve Quality of Speech in Mobile Communication" International Journal of Communications and Distributed Systems, Inder science Publishers, Vol 18, Nov 2017

  • " Implemetation of LMS-ALE filter using Vedic algorithm" Journal of Electrical and Electronic systems Aug 2016

  • "Modified Spectral Subtraction Scheme for Enhancing Speech Signal" International Journal of Advanced Information Science and Technology (IJAIST) ISSN: 2319 - 2682.

  • "Spectral Processing Methods for Degraded Speech Signal" In CIIT International Journal on Digital Signal Processing (CIIT) ISSN 0974-9594 Volume: 6; Aug 2014 Edition

 Staff Contacts
 Staff Campus Location
 RR Campus

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