Dr. Shubhajit Roy Chowdhury<< IIT Mandi

Dr. Shubhajit Roy Chowdhury

Phone :	+91 1905 267 915
EMail :	src[at]iitmandi[dot]ac[dot]in
Address :	School of Computing and Electrical Engineering
	IIT Mandi, Block A17, Room No. 03-31
	North Campus, Kamand, Mandi - 175005
	India

About Me

Dr. Shubhajit Roy Chowdhury was born on August 27, 1981. He completed his Ph. D from the Department of Electronics and Telecommunication Engineering, Jadavpur University in the year 2010. He is currently a Professor at the School of Computing and Electrical Engineering and Chairperson of the Centre for Human Computer Interaction, Indian Institute of Technology (IIT) Mandi. Previously, he also served as an Assistant Professor at the Centre for VLSI and Embedded Systems Technology, IIIT Hyderabad and thereafter as an Assistant Professor and Associate Professor at the School of Computing and Electrical Engineering, IIT Mandi. He has also taught at Jadavpur University in the capacity of a lecturer from 2006 to 2010. He is a Senior Member of Institute of Electrical and Electronics Engineers (IEEE), member of VLSI Society of India, ACM and a life member of Indian Statistical Institute, Microelectronics Society of India, Institution of Electronic and Telecommunication Engineers and Telemedicine Society of India. He is a member of scientific, technical and editorial committee of Engineering and Natural Sciences Division of World Academy of Engineering, Science and Technology. He is the recipient of university gold medals in 2004 and 2006 for his B.E. and M.E. respectively, Altera Embedded Processor Designer Award in 2007, winner of five best paper awards. He received the award of the Fellow of the Institution of Electronics and Telecommunication Engineers (FIETE) in the year 2024, Fellow of Society of Applied Biotechnology (FSAB) by the Society of Applied Biotechnology in the year 2012. He is also awarded Young Engineers Award 2012-13 by the Institution of Engineers, India for his outstanding contribution in the field of Electronics and Telecommunication Engineering. He also received the award of the Fellow of the Association for the advancement of Biodiversity Sciences in the year 2014. He is the receipient of VIFA Young Faculty Award in the year 2015 and also the recipient of Young Neurologist Award from the World Stroke Organization in the year 2015. He has published over one hundred and eighty papers in international journals and conferences. He is a reviewer of IEEE Transactions on VLSI Systems, IEEE Transactions on Measurement and Instrumentation, IEEE Sensors Journal, ACM Transactions on Design Automation of Electronic Systems, Journal of Medical Systems, Medical and Biological Engineering and Computing and other reputed journals. He is an Associate Editor of IEEE Sensors Journal, IEEE Journal of Translational Engineering in Health and Medicine, IEEE Access Journal, Journal of Medical Systems, Frontiers in Public Health and Frontiers in Medical Technology. He has authored 9 books and book-chapters. He has currently filed six patents and has been granted one US patent and two Indian copyrights in the field of non invasive medical diagnosis. His research interests span around the development of Biomedical Embedded Systems, neurodiagnostic and neurotherapeutic systems, VLSI architectures and near infra-red spectroscopy based non invasive diagnosis. He is keenly interested in the educational system and its necessary transformation.

Areas of Interest

Biomedical Embedded Systems
Neurodiagnostic and neurotherapeutic systems
Medical devices
Non invasive diagnostic systems
Near Infrared Spectroscopy
VLSI Architectures

Educational Qualification

Ph.D., Electronics and Telecommunication Engg., Jadavpur University, India, 2010
M.E., Software Engineering (Gold Medalist), Jadavpur University, India, 2006
B.E., Information Technology (Gold Medalist), Vidyasagar University, India, 2004

Work Experience

Professor, School of Computing and Electrical Engineering, IIT Mandi, India, November 2024 - Present
Associate Professor, School of Computing and Electrical Engineering, IIT Mandi, India, June 2019 - October 2024
Assistant Professor, School of Computing and Electrical Engineering, IIT Mandi, India, July 2015 - May 2019
Assistant Professor, Centre for VLSI and Embedded Systems Technology, IIIT Hyderabad, India, July 2010 - June 2015
Lecturer, Department of Electronics and Telecommunication Engineering, Jadavpur University, India, August 2007 - June 2010
Laboratory Engineer, Special Manpower Development Programme for VLSI Design and related softwares Phase-II, Department of Electronics and Telecommunication Engineering, Jadavpur University, India, August 2006 - July 2007

Research Visits/Visiting Appointments

Department of Biomedical Engineering, University at Buffalo, USA during January 2020 - Februay 2020 (as Visiting Associate Professor).
Universitat Klinikum Freiburg and Albert Ludwig Universitat Freiburg, Germany during November 2016 - December 2016 (under DST-DAAD Fellowship).
Blekinge Tekniska Hogskola, Karlskrona, Sweden and IT Universitetet i Kobenhavn, Copenhagen, Denmark during September 2016 - October 2016(under Erasmus Mundus Fellowship).
Advanced Computing and Microelectronics Unit, Indian Statistical Institute, Kolkata, December 2015 - January 2016 (as Visiting Scientist).
Malardalens Hogskola, Vasteras, Sweden during May 2015 (under Linnaus Palme Fellowship).
DEMAR Laboratory, Institut national de recherche en informatique et en automatique (INRIA), Montpellier, France during September 2013 (under INRIA Associate Fellowship).

Teaching

Information Technology and Development
Bioelectric Systems Modeling (IDD (Bioengg))
CMOS digital VLSI practicum (M.Tech)
Computer Organization (B.Tech)
Biomedical Systems (Ph.D, M.S., M.Tech, B.Tech)
Design Practicum (B.Tech)
Applied Electronics Lab (B.Tech)
Digital Systems Design (B.Tech)
Basic Electronic Circuits (B.Tech)
Embedded Hardware Design (B.Tech)
Introduction to VLSI (B.Tech)
Embedded Systems I (M.Tech)
Advanced VLSI Design (M.Tech)
VLSI Architectures (B.Tech and M.Tech)
Analog and Mixed Signal Design (B.Tech and M.Tech)
Digital Design with VHDL (M.Tech)
Design for Testability (M.Tech)
Topics in Embedded systems (M.Tech)
Human Values - Course in Humanities and Social Sciences (B.Tech)

Awards & Recognitions

Elevated to Fellow, Institution of Electronic and Telecommunication Engineers in the year 2024.
Nature India mentions our work on Device for early detection of Stroke in the year 2022. Link to the article.
Selected as a Mentor by IEEE Instrumentation and Measurement Society mentoring programme for mentoring young scientists across the globe in the year 2022.
Selected as Associate Editor of Frontiers in Medical Technology in the year 2022.
Project on Urine Albumin Estimation System selected for presentation before Hon'ble Prime Minister of India in the year 2021.
Selected as Associate Editor of IEEE Sensors Journal in the year 2021.
Selected as Associate Editor of IEEE Journal of Translational Engineering in Health and Medicine by IEEE in the year 2019.
Selected as Associate Editor of IEEE Access Journal by IEEE in the year 2018.
Elected as a member of Award Committee for Gandhian Young Technological Innovation (GYTI) Award by the Society for Research and Initiatives for Sustainable Technologies and Institutions (SRISTI) in the area of Health Care devices in the year 2018.
Outstanding Reviewer Award by the Journal of Neuroscience Methods (Elsevier) in 2018.
Received IAAM Scientist Medal in the European Sensors and Actuators Summit 2017 at Stockholm, Sweden.
Outstanding Reviewer Award by the journal Computers in Biology and Medicine (Elsevier) in February, 2017.
Received best poster award from IEEE INDICON 2016 held at IISc Bangalore.
Elected as Senior Member, IEEE in the year 2016.
Awarded Young Neurologist Award for outstanding contribution in the field of Neurology at the World Stroke Congress in the year 2016.
Awarded VIFA Young Faculty Award for outstanding contribution in th field of Biomedical Embedded System in the year 2016.
Awarded DST-DAAD Fellowship for Indo German Exchange in the year 2016.
Winner of Best Paper Award at 9th IEEE International Conference on Sensing Technology (ICST) at Auckland, New Zealand in the year 2015.
Nominated as Coordinator of Wearable Devices, Embedded Systems, and Computer Aided Diagnosis theme under Health Care Sector of pan-IIT-IISc project IMPRINT, Ministry of Human Resource Development in the year 2015.
Appointed as Member of Editorial Board, of Elsevier journal Computers in Biology and Medicine from the year 2014.
Appointed as the Associated Editor of the Springer Journal of Medical Systems from the year 2014.
Awarded Fellow of the Association for Advancement of Biodiversity Sciences (FABSc) by the Association for Advancement of Biodiversity Sciences in the year 2014.
Recognized Reviewer Status awarded by the journal Computers Methods and Programs in Biomedicine (Elsevier) in July, 2013.
Awarded Young Engineers Award by the Institution of engineers (India) for outstanding contribution in the field of Electronics and Telecommunication in the year 2012.
Awarded Fellow of the Society of Applied Biotechnology in the year 2012.
Winner of Best Poster Award in DST-CSIR sponsored National Conference on Sensors and Actuators 2011 held at Kolkata during March 11-12, 2011.
Winner of best project award for supervising a project on Medical diagnostic software, “Aarogyam”, by VJ Institute of Engineering and Technology, Hyderabad in 2011.
Project selected among top 4 projects in World Embedded Software Contest held at Seoul, Korea in the year 2010.
Awarded the Outstanding Intellectual Diploma of the 21st Century by International Biographical Centre, Cambridge, U.K in the year 2010.
Winner of second prize in Cadence Analog Design Contest in 2010.
Project selected amongst the top 4 in the World Embedded Software Contest 2010.
Reviewer of ACM Transactions on Design Automation of Electronic Systems from the year 2010.
Reviewer of Journal of Medical Systems from the year 2010.
Reviewer of IEEE Transactions on VLSI Systems from the year 2009.
Elected as a member of Scientific, Technical and Editorial Committee of Natural and Engineering Sciences Division, World Academy of Engineering, Science and Technology, France in the year 2009.
Project proposal selected amongst the best five project proposals in India by Texas Instruments for Texas Instruments Students Analog Design Contest organized on an All India basis in the year 2009.
Winner of Third Prize in Altera Nios II Soft Core Embedded Processor Design Contest 2007 organized on a worldwide basis.
Winner of University Gold Medal for ranking first in M.E. in Software Engineering in Jadavpur University in the year 2006.
Winner of Best Paper Award for presenting a paper on VHDL Modeling and FPGA based implementation of an artificial telediagnostic system at the IEE CSI-EAIT 2006 in Kolkata in February 2006.
Winner of Special Award in the Paper Presentation Contest at the IETE Conference in Kolkata in 2004.
Winner of University Gold Medal for ranking first in B.E. (Hons.) in Information Technology in Vidyasagar University in the year 2004.
Winner of National Scholarship for securing rank in the first 100 in Higher Secondary Examination in the year 2000.
Winner of National Scholarship for securing ranks in the first 100 in Madhyamik Examination in the year 1998.
Winner of 2nd Prize in Saibal Roy Memorial Science Talent Examination in the year 1997.
Winner of third prize in state level technical essay competition organized by Regional Computer Centre, Kolkata in the year 1997.

Professional Experience

I. Reviewer:

Journal of Medical Systems.
Computers in Biology and Medicine.
Computer Methods and Programs in Biomedicine.
Medical and Biological Engineering and Computing.
Journal of Neuroscience Methods.
ACM Transactions on Design Automation of Electronic Systems.
IEEE Transactions on VLSI Systems.
IEEE VLSI Design and Test Symposium 2010, 2011.
IEEE International Conference on Sensing Technology 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
IEEE International Conference on Smart Instrumentation, Measurement and Applications 2013.
IEEE Recent Advances in Intelligent Computational Systems 2013.

II. Associate Editor:

Journal of Medical Systems.
Frontiers in Public Health.
IEEE Journal of Translational Engineering in Health and Medicine.
IEEE Sensors Journal.
IEEE Acess.

III. Review Editor:

Frontiers in Computational Neuroscience.

IV. International Program Committee Member:

IEEE International Conference on Sensing Technology 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018.
IEEE International Conference on Smart Instrumentation, Measurement and Applications 2013, 2014, 2015, 2016, 2017, 2018.
IEEE Emgineering in Medicine and Biology Conference 2014, 2015, 2016, 2017, 2018.
IEEE Recent Advances in Intelligent Computational Systems 2013.

V. Member of Board of Studies:

VIT University, Vellore.
Andhra University, Vishakhapatnam.

VI. Member of National Level Committees:

Member of expert committee of AICTE for visit and evaluation of engineering institutions in India.
Member of GATE Committee for Biomedical Engineering.
Member of Gandhian Young Technological Innovation Award Committee in the Point of Care Testing devices domain.
Theme Coordinator of Embedded Systems, Wearable Devices, Computer Aided Diagnosis theme of Pan IIT-IISc Project IMPRINT under the Health Care domain.
Member of Expert Committee of Health Care Domain of National IMPRINT Essay Competition 2015.
Institute Coordinator for Ericsson Innovation Award 2015-16.

Organisational Membership

Fellow of the Institution of Electronics and Telecommunication Engineers (FIETE) (Fellowship No. F-235896).
Fellow of the Association for the Advancement of Biodiversity Sciences (FABSc).
Fellow of the Society of Applied Biotechnology (FSAB).
Senior Member of Institution of Electrical and Electronic Engineers (SMIEEE) (Membership No. 92772549).
Member of Association for Computer Machinery (Membership No. 7483653).
Member of the VLSI Society of India (Membership No. 1658).
Member of World Stroke Organization (Membership No. 3280855).
Life Member of the Indian Statistical Institute (Membership No. L-8870).
Life Member of the Indian Microelectronics Society (Membership No. LM-367).
Life Member of the Telemedicine Society of India (Membership No. LM-0051).

Projects

Integration of digital olfaction with a mobile phone and television, funded by IIT Mandi iHub and HCI Foundation (2023-25). Total budget: 1.07 Crores Status: Sanctioned Role: PI
Remote multimodal point-of-care health diagnostic and consultancy system, funded by Drishti CPS Foundation, IIT Indore (2023-24). Total budget: 9.9 lacs Status: Ongoing Role: Co-PI
Smart medical instrumentation with artificial intelligence, funded by Swedish Research Council, Government of Sweden (2021-23). Total budget: 60000 SEK Status: Ongoing Role: PI
A microfluidic based point of care testing device for measuring urine albumin using a novel organic dye, jointly funded by Ministry of Human Resource Development, Government of India and Indian Council of Medical Research, Government of India (2017-2022). Total budget: 73.2 lacs. Status: Completed Role: PI
Human performance enhancement via tDCS in VR and performance forecasting via machine learning methods, funded by Life Sciences Research Board, Defence Research and Development Organization, Government of India (2021-2024). Total budget: 49.13 lacs (As Co-PI) Status: Ongoing
Design and Innovation Centre, funded by Ministry of Human Resource Development, Government of India (2015-2026). Total budget: 1.3 Crores. Status: Ongoing Role: PI
Development of a non invasive low cost portable device for monitoring blood parameters, funded by M/S Biofi Medical Healthcare Pvt. Ltd, Bengaluru. Total budget: 20.07 lacs. Status: Sanctioned Role: PI
Point of care monitoring of Neuro-Vascular interactions (especially inverse Neuro-Vascular coupling) during spreading depolarizations in brain trauma using simultaneous recording of EEG and NIRS, funded by Department of Science and Technology (BDTD), Government of India (2019-2020). Total budget: 24.68 lacs. Status: Completed Role: PI
Software tools for ARM Embedded processor laboratory, funded by ARM University Programme (South Asia), (2018-2019). Total budget: 50 lacs. Status: Completed Role: PI
Point of care monitoring of neuro-glial-vascular interactions during spreading depolarizations in brain trauma using simulaneous recording of electroencephalography (ECG) and near-infrared spectroscopy (NIRS), funded by Department of Science and Technology, Government of India under DAAD-DST Scheme (2016-2018). Total budget: 8.25 lacs. Status: Completed Role: PI
Development of a low cost low magnetic field MRI for Point of Care Testing, and associated CAD system. jointly funded by IIT Ropar IIT Mandi PGIMER Chandigarh BioX Consortium, Government of India (2016-2018). Total budget: 20 lacs. Status: Completed Role: PI
Development of a point of care screening and monitoring device for ischemic stroke risk assessment, funded by Indian Institute of Technology Mandi, Government of India (2015-2018). Total budget: 5 lacs. Status: Completed Role: PI
Development of pedagogy for Basic Electronics Course under National Mission Project on Education through ICT, funded by Ministry of Human Resource Development, Government of India (2015-2017). Total budget: 5 lacs. Status: Completed Role: PI
Neurophysiological monitoring with low-cost sensors during restorative neurorehabilitation, jointly funded by Institut national de recherche en informatique et en automatique (INRIA), France and Department of Science and Technology, Government of India (2012-2014). Total budget (India): 35 lacs (A collaborative project between IIIT Hyderabad, Institute of Neurosciences Kolkata, IIT Gandhinagar, INRIA France and University of Montopellier, France). Status: Completed Role: Co-PI
FPGA based VLSI Architectures for registration and fusion of multimodal images for surveillance applications, funded by Instruments Research and Development Establishment, Defence Research and Development Organzation, Government of India (2012-2014). Total budget: 24.96 lacs Status: Completed Role: Co-PI
Testing and Failure Mode Detection of FPGA based Missile Interface Unit and On-board Computer, funded by Defence Research and Development Organization, Government of India (2012-2014). Total budget: 10 lacs. Status: Completed Role: PI
Development of Atom Processor based Embedded Systems Laboratory, funded by Intel Corporation(2012-2015).Total budget: 17 lacs. Status: Completed Role: PI
Development of an ASIC Chip of a Fuzzy Processor, funded, by Department of Science and Technology, Government of India (2011-2013). Total budget: 14.69 lacs. Status: Completed Role: PI
Development of Embedded SOPC Lab, funded by Altera Semiconductors (2010-2011). Total budget: 72 lacs. Status: Completed Role: PI
Development of Advanced VLSI Virtual Lab, funded by Ministry of Human Resource Development, Government of India (2010-2012). Total budget: 15 lacs. Status: Completed Role: PI

Post-doctoral Fellow

Dr. Pooja Sharma (Area of research: Neurodiagnosis of Parkinson's disease through EEG.)

Graduated Ph.D Students

Mr. Kshitij Shakya (Title of thesis: Hemodynamic characteristics of stenoses in the carotid artery and its interaction with external pressure, 2024)
Mr. Madhubabu Anumukonda (Tile of thesis: Multichannel phonocardiography system for cardiac diagnosis, 2023.)
Ms. Bidisha Biswas (Title of thesis: NIR Emissive Functional Cyanine Probes: Design, Synthesis and Application Towards Bioimaging of Albumin Homeostasis under Pathophysiological Conditions, 2023.) (as Co-Guide) (Guide: Dr. Subrata Ghosh and another Co-Guide: Dr. Prosenjit Mondal)
Mr. Dalchand Ahirwar (Title of thesis: Multimodal Biomarkers for Identification of Stroke, 2023.) (Co-Guide: Prof. Dheeraj Khurana, PGIMER Chandigarh)
Mr. L.V.R. Prasadaraju (Title of thesis: Fault tolerant multi modal safety related medical systems, 2023.) Presently working on his own start up C2R at Hyderabad.
Mr. Gaurav Sharma (Title of thesis: Anodal high definition transcranial direct current stimulation for Neurorehabilitation of Chronic Stress and Depression, 2021.) Presently working with National Brain Research Centre, Gurgaon.
Ms. Yashika Arora (Title of thesis: Neurovascular coupling and cerebrovascular reactivity through Near Infrared Spectroscopy, 2021.) Presently working with National Brain Research Centre, Gurgaon.
Ms. Swathi Ramasahayam (Title of thesis: Non invasive estimation of blood parameters using fingertip photoplethysmography, 2018.) Presently working with Iowa Department of Public Health, USA.

Current Ph.D Students

Mr. Md.Najrul Islam (Area of research: Energy efficient and reconfigurable hardware accelerator for Deep Neural Network to be used for medical diagnostics.) (as Co-Guide) (Guide: Dr. Rahul Shrestha)
Mr. Ankush Arya (Area of research: Therapy of anxiety, depression and clinical disorders through musopathy techniques.) (Co-guide: Dr. Varun Dutt)
Mr. Yugal Pachori (Area of research: Development of a sensing system for identification of digital smell.) (Co-guide: Dr. Gopal Rawat)
Mr. Vinod Srivastava (Area of research: Statistical techniques for detection and estimation of volatile compounds in a sensor array.) (Co-guide: Dr. Priyatosh Mahish)
Mr. Biswajit Das (Area of research: Transcranial photobiomodulation techniques for therapy of anxiety, depression and clinical disorders.)
Mr. Md. Mushfiqur Rahman Chowdhury (Area of research: Non invasive transspinal electric stimulation targeted at epidural space for restorative rehabilitation of patients with spinal injury.)
Ms. Arshi Zameer (Area of research: Telestroke network for the diagnosis of stroke and immediate interventionalsupport at the point of care.)
Ms. Abhishriya Mahanta (Area of research: Neurodiagnostic systems for diagnosis of Parkinson's disease.)
Mr. Jasmeet Singh (Area of research: Neurobiological studies on alteration of sleep pattern and its therapeutic aids inspired by Indian knowledge systems.)
Mr. Hiran Kumar Bhammidi (Area of research: Neurodiagnostic systems for diagnosis of stress.)
Mr. Divyansh Bajpai (Area of research: Deciphering of the Indus Valley Civilization script.)

Current M.Tech(R) (earlier M.S.) Student

Mr. Maha Vishnu (Area of research: Closed loop control of non invasive brain stimulation.)
Mr. Shreyas Soni (Area of research: Calibration of sensors in a sensor array for identification of volatile organic compounds.)
Mr. Upendra Gautam (Area of research: VLSI architectures for ECG signal processing.)
Mr. Smarth Behl (Area of research: Systems and methods for integration of digital smell.)

Graduated M.S. Students

Mr. Bodhayan Nandi (Title of thesis: Closed loop control of blood glucose level through simultaneous estimation of blood insulin and glucose, 2020.) Presently working at M/S GE Health Pvt. Ltd.
Ms. Snigdha Dagar (Title of thesis: A computational investigation on using the Excitation-Inhibition (E/I balance) mechanism to optimize tDCS protocol, 2020.) Presently working for her Ph.D at CERN, Switzerland.
Mr. Nikhil Bhandari (Title of thesis: FPGA Based High Performance Asynchronous Arithmetic Logic Unit and Asynchronous Finite State Machine Controller using Modified 4-Phase Handshaking Protocol, 2018. Co-Advisor: Dr. Rahul Shrestha.) Presently working with M/S Synopsys.
Mr. Soumitr Sanjay Dubey (Title of thesis: An FPGA Implementation of Digital Architecture to Estimate the Direction of Arrival for Adaptive Array Antenna Based on Matrix Pencil Technique, 2018. Co-Advisor: Dr. Rahul Shrestha.) Presently working with M/S Shipment.
Mr. Neeraj Paradkar (Title of thesis: Non-Invasive Diagnosis of Cardiac Arrhythmia and Coronary Artery Disease Through Fingertip Photoplethysmography, 2017.) Presently working with M/S Samsung Semiconductor India RnD Centre.
Mr. Anand Thati (Title of thesis: Development of a high performance breath acetone sensing device, 2017. Co-advisor: Dr. Tapan Kumar Sau.) Presently working with M/S Eindhan Techsoft Pvt. Ltd.
Mr. Anirban Guha (Title of thesis: ASIC design of a hybrid pipelined parallel digital fuzzy processor, 2017) Presently working with M/S Red Pine Signals.
Ms. Mehak Sood (Title of thesis: Studies on cortical excitability regulation and systemic interference effects of transcranial direct current stimulation, 2016.) Presently working with M/S Qualcomm India Pvt. Ltd.
Mr. Naman Govil (Title of thesis: Algorithms for High Performance Hardware-Software Partitioning, 2016. Co-Advisor: Dr. Rahul Shrestha.) Presently working with M/S Nvidia India Pvt. Ltd.
Mr. Utkarsh Jindal (Title of thesis: Development of Point of Care Testing Device for NIRS Based Online Imaging During Electric Brain Stimulation, 2016.) Presently working with M/S Practo Pvt. Ltd.
Mr. Harsh Wardhan (Title of thesis: Electrical Modeling of Biological Cells and Generation of Biopotentials, 2016. Co-Advisor: Dr. Anubha Gupta.) Presently working with M/S Jaggu Pvt. Ltd.
Mr. Kshitij Agrawal (Title of thesis: FPGA Based VLSI Architecture of Image Registration and Fusion of Multimodal Images for Surveillance Applications, 2015.) Presently working with M/S Intel Corporation Pvt. Ltd.
Ms. Himani Upadhyay (Title of thesis: Design of High Performance Arithmetic Circuits using Novel Two Transistor (2T) XOR gates, 2015.) Presently working with M/S Xilinx India Pvt. Ltd.
Mr. Varun Ramchandani (Title of thesis: Maximum power-point tracking of solar photovoltaic array using Kalman Filter, 2014.) Presently working with M/S Qualcomm India Pvt. Ltd.
Mr. Roopak Dubey (Title of thesis: FPGA based multi-robot reciprocal collision avoidance, 2014. Co-Advisor: Dr. K. Madhava Krishna.) Presently working with M/S Qualcomm India Pvt. Ltd.
Mr. Neeraj Pradhan (Title of thesis: Two tier globally asynchronous locally synchronous architecture for collision avoidance algorithms, 2014. Co-Advisor: Dr. K. Madhava Krishna.) Presently working with M/S Amazon India Pvt. Ltd.
Mr. B.V.V. Prem Bhargav (Title of thesis: Memory constrained grid based Markov localization with lossless data compression techniques, 2013. Co-Advisor: Dr. K. Madhava Krishna.) Presently working with M/S Qualcomm India Pvt. Ltd.
Ms. Charvi Dhoot (Title of thesis: Probabilistic Computing for low power and high speed motion estimation architecture, 2012. Co-Advisor: Prof. Vincent J. Mooney.) Presently working with M/S Qualcomm India Pvt. Ltd.

Graduated M.Tech Students

Mr. Tanay Srivastava (Title of dissertation: Two Phase Handshaking Protocol Based Asynchronous Pipeline Processor for Low Power Applications, M.Tech (VLSI), 2023.)
Mr. Hitarth Patel (Title of dissertation: High speed EEG signal compression using multi-core processor, M.Tech (VLSI), 2023.)
Mr. Arjun Saha (Title of dissertation: Fail-Safe Systems based on Multi-Core Reconfigurable Architecture, M.Tech (VLSI), 2023.)
Ms. Pritiksha Chand (Title of dissertation: Development of a Circuit Model for Neurovascular Coupling, M.Tech (VLSI), 2022.)
Mr. Md. Mushfiqur Rahaman Chowdhury (Title of dissertation: Development of FPGA based lossless compressor circuit for compression of EEG signals, M.Tech (VLSI), 2022.)
Ms. Kashmira Dey (Title of dissertation: Inverse neurovascular coupling and associated spreading depolarization models for traumatic brain injury, M.Tech (Biotechnology), 2021.)
Mr. Tejas Kumar Hoizal (Title of dissertation: Automotive grade built in self test IP design for on chip memories, M.Tech (VLSI), 2021).
Mr. Ajay Chauhan (Title of dissertation: High PSRR low drop out regulator, M.Tech (VLSI), 2021).
Mr. Shashank Mourya (Title of dissertation: Readout interface amplifier for NIRS and PPG readings, M.Tech (VLSI), 2021).
Mr. Vipin Kumar (Title of dissertation: Architectural design for computation of transcendental function, M.Tech (VLSI), 2021).
Mr. Amit Sahu (Title of dissertation: Coarse grained reconfigurable architecture for non linear function computation, M.Tech (VLSI), 2021).
Mr. Anirban Banerjee (Title of dissertation: Mathematical modeling of Neurovascular Coupling: Molecular and System Level Approach, M.Tech (Biotechnology), 2020.)
Mr. Sompal Singh (Title of dissertation: Signal Processing aspects of neurpvascular coupling, M.Tech (CSP), 2020.)
Mr. Ashish Tiwari (Title of dissertation: Low noise low power instrumentation amplifier for full band EEG, M.Tech (VLSI), 2020.)
Mr. Shakti Singh (Title of dissertation: Design of a low leakage low voltage high density 6T SRAM, M.Tech (VLSI), 2020.)
Mr. Karunanidhan Pandey (Title of dissertation: Low noise low power instrumentation amplifier for EEG signal acquisition, M.Tech (VLSI), 2019.)
Late Mr. Muneeb Sulthan P.P. (Title of dissertation: Design of a power efficient pulse latch circuit as a solution for Master Slave Flip Flop, M.Tech (VLSI), 2019.)
Mr. Om Karwal (Title of dissertation: FPGA Based parallelized Architecture for Near Infrared Spectroscopy Based Identification of Ischemic Stroke Patients, M. Tech (CSP), 2019.)
Mr. Prateek Kumar Sonker (Title of dissertation: Non invasive photoplethysmographic system to monitor blood hemoglobin, M.Tech (VLSI), 2018.)

Current M.Tech Students

Mr. Gourav Harit (Area of dissertation work: FPGA based heart rate monitoring system.)
Mr. Anand Raj Singh (Area of dissertation work: FPGA based transcranial alternating current stimulator.)
Mr. Sandeep Rai (Area of dissertation work: Interval Type 2 Fuzzy Logic Control for Energy Management of Hybrid Electric Autonomous Vehicles.)

Publications

I. Journal Papers (Published/Accepted for publication):

[63] M.N. Islam, R. Shrestha, S. Roy Chowdhury, "Energy-Efficient and High-Throughput CNN Inference Engine based on Memory-Sharing and Data-Reusing for Edge Applications", IEEE Transactions on Circuits and Systems I: Regular Papers, Accepted for publication, 2024. (IF: 3.605)
[62] K. Shakya, S. Roy Chowdhury, "A fluid-structure interaction study to analyze the severity of carotid artery stenosis at different locations and its effect on various hemodynamic biomarkers", European Journal of Mechanics: B Fluids, Accepted for publication, 2024. (IF: 2.6)
[61] G. Sharma, S.N. Rahmantkar, A.K. Rana, P. Sharma, V. Patial, D. Singh and S. Roy Chowdhury, "Preclinical Validation of Electrodes for Single Anodal Transcranial Direct Current Stimulation on Rat Model with Chronic Stress Induced Depression", IEEE Sensors Journal, Vol. 23, No. 11, pp. 12133-12145, 2023. (IF: 4.325)
[60] A. Biswas, O. Pradhan, A. Thati, D. Mukherjee, T.K. Sau, S. Roy Chowdhury, "Pd Nanoparticle-Mediated Acetone Sensing Performance Improvement of SnO2 Substrate: A Combined DFT and Experimental Study", Current Applied Physics, Vol. 44, pp. 131-143, 2022. (IF: 2.856).
[59] M. N. Islam, R. Shrestha, S. Roy Chowdhury, "An Uninterrupted Processing Technique Based High-Throughput and Energy-Efficient Hardware Accelerator for Convolutional Neural Networks", IEEE Transactions on VLSI Systems, Vol. 30, no. 12, pp. 1891-1901, 2022. (IF: 2.775)
[58] K. Shakya, D. Ahirwar, P.M. Nabeel, S. Roy Chowdhury, "Carotid hemodynamic response to external pressure and comparison with induced stenosis progression: A fluid structure interaction study", Computer Methods in Biomechanics and Biomedical Engineering, Vol. 26, No. 13, pp. 1595-1609, 2023. (IF: 2.19)
[57] D. Ahirwar, D. Khurana, S. Roy Chowdhury,"Modeling, simulation and validation of alteration in blood flow and regional oxygenation under arterial occlusion", Journal of Medical Systems, Vol. 46:74(1-16), 2022. (IF: 4.92)
[56] D. Ahirwar, D. Khurana, S. Roy Chowdhury, "Identification of Ischemic Stroke Condition based on Hemodynamic Bio-markers", IEEE Sensors Journal, Vol. 22, No. 19, pp. 18944-18952, 2022. (IF: 4.325)
[55] Y. Arora, S. Roy Chowdhury, A. Dutta, "Physiological neurovascular modeling of cerebrovascular effects of transcranial electrical current stimulation", Brain Stimulation, Vol. 14, pp. 1597-98, 2021. (IF: 9.184)
[54] Y. Arora, P. Walia, M. Hayashibe, M. Muthalib, S. Roy Chowdhury, S. Perrey, A. Dutta, "Grey-box modeling and hypothesis testing of functional near-infrared spectroscopy-based cerebrovascular reactivity to anodal high-definition tDCS in healthy humans", PLoS Computational Biology, Vol. 17(10), pp. e1009386, 2021. (IF: 4.779)
[53] L.V.R. Prasadaraju, A. Madhubabu, S. Roy Chowdhury, "Improvements in Medical System Safety Analytics for Authentic Measure of Vital Signs Using Fault-tolerant Design Approach", Frontiers in Medical Technology, Vol. 3, pp. 666671(1-14), 2021. (IF: 3.8)
[52] A. Madhubabu, L.V.R. Prasadaraju, S. Roy Chowdhury, "FPGA based High-Performance phonocardiography system for extraction of Cardiac Sound components using Inverse delayed neuron model", Frontiers in Medical Technology, Vol. 3, pp. 666650(1-11), 2021. (IF: 3.8)
[51] A. Bandopadhyay, G. Sharma, S. Roy Chowdhury, "Computational analysis of NIRS and BOLD Signal from Neurovascular Coupling with Three Neuron-System Feedforward Inhibition Network", Journal of Theoretical Biology, Vol. 498, pp. 110297 (1-12), 2020. (IF: 2.691)
[50] G. Sharma, A. Bandopadhyay, S. Roy Chowdhury, "A preliminary study on vascular activity with ischemic stroke rehabilitation technique", Clinical Neurophysiology, Vol. 131, No. 4, pp. e73-e75, 2020. (IF: 4.861)
[49] G. Sharma, A. Bandopadhyay, S. Roy Chowdhury, "A preliminary study to classify Healthy and Lesioned Hemisphere of Ischemic Stroke Patients with Anodal Transcranial Direct Current Stimulation Technique", Clinical Neurophysiology, Vol. 131, No. 4, pp. e199-e200, 2020. (IF: 4.861)
[48] G. Sharma, R. Kumar, S. Roy Chowdhury, "Fabrication of Dual Purpose Spiking Electrode for Sensing Electroencephalogram Signal and High Definition Transcranial Direct Current Stimulation", IEEE Sensors Journal, Vol. 20, No. 3, pp. 1664-1671, 2020. (IF: 4.325)
[47] L.V.R. Prasadaraju, A. Madhubabu, S. Roy Chowdhury, "Improvements in Accurate Detection of Cardiac Abnormalities and Prognostic Health Diagnosis Using Artificial Intelligence in Medical Systems", IEEE Access, Vol. 8, pp. 32776-32782, 2020. (IF: 3.476)
[46] G. Sharma, S. Roy Chowdhury, "Statistical Analysis to find out the optimal locations for Non Invasive Brain Stimulation", Journal of Medical Systems, 44: 85 (1-10), 2020. (IF: 4.92)
[45] S. Roy Chowdhury, G. Sharma, Y. Arora, "Cerebral oxygenation studies through near infrared spectroscopy: A review", Advanced Materials Letters, Vol. 11(3), 20031482 (1-10), 2020. (IF: 3.574)
[44] Y. Arora, S. Roy Chowdhury, "Cortical Excitability through Anodal Transcranial Direct Current Stimulation: A Computational Approach", Journal of Medical Systems, 44 : 48 (1-13), 2020. (IF: 4.92)
[43] B. Biswas, G. Dey, S. Dogra, A. Mukhopadhyay, S. Roy Chowdhury, P. Mondal, S. Ghosh, "Molecular Scale Optimum Hydrophobicity To Establish an Enhanced Probe-Protein Interaction: Near-Infrared Imaging of Albumin Biosynthesis Modulation", ACS Applied Biomaterials, Vol. 2, No. 8, pp. 3372-3379, 2019. (IF: 4.81)
[42] S. Ghosh, P.K. Sonker, S. Roy Chowdhury, "Modeling and Simulation of Low-Cost and Low-Magnetic Field Magnetic Resonance Imaging", Sensors and Transducers, Vol. 231, No. 3, pp. 25-30, 2019. (IF: 1.29)
[41] K. Shakya, S. Roy Chowdhury, "Modelling and Simulation of Various kinds of Blockage in Carotid Artery and Finding their Pressure and Velocity Gradient suitable for Measuring these Parameters Noninvasively with the help of External Pressure and Velocity Sensors", Sensors and Transducers, Vol. 231, No. 3, pp. 15-24, 2019. (IF: 1.29)
[40] S. Karmakar Ghosh, V. Thakur, S. Roy chowdhury "Design and simulation of Helmholtz coil and Maxwell coil for low cost low magnetic field MRI machine", Advanced Materials Proceedings, Vol. 231, No. 2, pp. 25-30, 2019. (IF: 1.72)
[39] G. Sharma, S. Roy Chowdhury, "Design of NIRS probe based on computational model to find out the optimal location for Non-Invasive Brain Stimulation", Journal of Medical Systems, Vol. 42: 244, pp. 1-15, 2018. (IF: 4.92)
[38] Y. Arora, S. Ramasahayam, S. Roy Chowdhury, "An Optimal Reflection Photoplethysmographic Sensor System based on Skin Optics", IEEE Sensors Journal, Vol. 18, No. 17, pp. 7233-7241, 2018. (IF: 4.325)
[37] N. Govil, R. Shrestha, S. Roy Chowdhury, "PGMA: An Algorithmic Approach for Multi-objective Hardware Software Partitioning", Microprocessors and Microsystems, Vol. 54, pp. 83-96, 2017. (IF: 3.503)
[36] S. Dagar, S. Roy Chowdhury, S. Bapi Raju, A. Dutta, D. Roy, "Near-infrared spectroscopy (NIRS) - electroencephalography (EEG) based brain-state dependent electrotherapy (BSDE): A computational approach based on excitation-inhibition balance hypothesis", Frontiers in Neurology, Vol. 7:123, pp. 1-14, 2016. (IF: 4.086)
[35] Y. Arora, G. Sharma, U. Jindal, M. Sood, A. Dutta, A. Das, S. Roy Chowdhury, "A low cost non invasive hardware for anodal transcranial direct current stimulation to screen and diagnose stroke patients using continuous wave functional near infrared spectroscopy", International Journal of Stroke (Wiley), Vol. 11, pp. 275-279, 2016. (IF: 6.948)
[34] S. Roy Chowdhury, "High resolution detection of sustained ventricular and supraventricular tachycardia through FPGA based fuzzy processing of ECG signal", Medical and Biological Engineering and Computing, Vol. 53 No. 10, pp. 1037-1047, 2015. (IF: 3.079)
[33] S. Ramasahayam, S. Roy Chowdhury, "Non Invasive Estimation of Blood Urea Concentration using Near Infrared Spectroscopy", International Journal of Smart Sensing and Intelligent Systems, Vol. 09, No. 02, pp. 449-467, 2015. (IF: 1.8)
[32] U. Jindal, M. Sood, A. Dutta, S. Roy Chowdhury, "Development of point of care testing device for neurovascular coupling from simultaneous recording of EEG and NIRS during anodal transcranial direct current stimulation", IEEE Journal of Translational Engineering in Health and Medicine, Vol. 3, No. 1, pp. 1-12, 2015. (IF: 2.89)
[31] T. Anand, A. Biswas, S. Roy Chowdhury, T.K. Sau, "Breath acetone based non invasive detection of blood glucose levels", International Journal of Smart Sensing and Intelligent Systems, Vol. 8, No. 2, pp. 1244-1260, 2015. (IF: 1.8)
[30] A. Dutta, S. Roy Chowdhury, A. Das, "Electroencephalography-Near-infrared spectroscopy based assessment of neurovascular effects under transcranial direct current stimulation-a stroke case series", Brain Stimulation, Vol. 8, No. 2, pp. 322, 2015. (IF: 9.184)
[29] H. Upadhyay, S. Roy Chowdhury, "A High Speed and Low Power 8 Bit x 8 Bit Multiplier Design using Novel Two Transistor (2T) XOR Gates", Journal of Low Power Electronics, Vol. 11, No. 1, pp. 37-48, 2015. (IF: 2.47)
[28] R. Swathi Ramasahayam, K. Sri Haindavi, L. Arora, S. Roy Chowdhury, "Noninvasive blood glucose sensing using near infra-red spectroscopy and artificial neural networks based on inverse delayed function model of neuron", Journal of Medical Systems, Vol. 39, No. 1, pp. 166-180, 2015. (IF: 4.92)
[27] A. Dutta, A. Jacob, S. Roy Chowdhury, A. Das, M.A. Nitsche, "EEG-NIRS based assessment of neurovascular coupling during anodal transcranial direct current stimulation - a stroke case series", Journal of Medical Systems, Vol. 39, No. 4, pp. 36-44, 2015. (IF: 4.92)
[26] N. Paradkar, S. Roy Chowdhury, "Fuzzy Entropy based Detection of Tachycardia and Estimation of Pulse Rate through Fingertip Photoplethysmography", Journal of Medical and Bioengineering, Vol. 4, No. 1, pp. 19-23, 2015. (IF: 2.053)
[25] C. Dhoot, L.P. Chau, S. Roy Chowdhury, V.J. Mooney, "Low Power Motion Estimation based on Probabilistic Computing", IEEE Transactions on Circuits and Systems for Video Technology, Vol. 24, No. 1, pp. 1-14, 2014. (IF: 5.589)
[24] V. Ramchandani, S. Roy Chowdhury, "Field Programmable Gate Array based Smart System for Short Term Electric Load Forecasting and Load Scheduling for Smart Grid Application", International Journal of Energy Engineering, Vol. 4, No. 3, pp. 127-140, 2014. (IF: 2.38)
[23] A. Dutta, S. Roy Chowdhury, A. Das, "A novel method for capturing cerebrovascular reactivity using near-infrared spectroscopy during transcranial direct current stimulation: a stroke case series", Clinical Neurophysiology, Vol. 125, pp. S279, 2014. (IF: 4.861)
[22] S. Roy Chowdhury, "An FPGA based fuzzy embedded system for accurate detection of ventricular and supraventricular tachycardia”, Acta Biologica, Vol. 15, No. 1, pp. 245-249, 2014. (IF: 1.87)
[21] C. Sharma, S. Kumar, A. Bhargava, S. Roy Chowdhury, "Field Programmable Gate Array based Embedded System for non-invasive estimation of hemoglobin in blood Using Photoplethysmography", International Journal of Smart Sensing and Intelligent Systems, Vol. 06, No. 3, pp. 1267-1282, 2013. (IF: 1.8)
[20] V. Ramachandani, K. Pamarthi, N. Varma, S. Roy Chowdhury, "Implementation of Maximum Power Point Tracking Using Kalman Filter for Solar Photovoltaic Array on FPGA", International Journal of Smart Grid and Clean Energy, Vol. 2, No. 2, pp. 152-158, 2013. (IF: 1.4)
[19] C. Sharma, K. Pandey, S. Roy Chowdhury, "A non invasive robust device for the detection of blood hemoglobin using photoplethysmography", Biotechnology, Bioinformatics and Bioengineering, Vol. 2, No.1, pp. 573-579, 2012. (IF: 1.45)
[18] S. Roy Chowdhury, "Field Programmable Gate Array based fuzzy neural signal processing system for differential diagnosis of QRS complex tachycardia and tachyarrhythmia in noisy ECG signals", Journal of Medical Systems, Vol. 36, No. 2, pp. 765-775, 2012. (IF: 4.92)
[17] V. Ramchandani, K. Pamarthi, S. Roy Chowdhury, "Comparative Study of Maximum Powerpoint Tracking using Linear Kalman Filterand Unscented Kalman Filterfor Solar Photovoltaic Array on Field Programmable Gate Array", International Journal of Smart Sensing and Intelligent Systems, Vol. 5, No. 3, pp. 701-716, 2012. (IF: 1.8)
[16] S. Das, S. Roy Chowdhury, , H. Saha, "Accuracy enhancement in a fuzzy expert decision making system through optimization of membership functions and its application in a medical diagnostic decision making system", Journal of Medical Systems, Journal of Medical Systems, Vol. 36, No. 3, pp. 1607-1620, 2012. (IF: 4.92)
[15] S. Roy Chowdhury, A. Roy, H. Saha, "ASIC design of a digital fuzzy system on chip for medical diagnostic applications", Journal of Medical Systems, Vol 35, No. 2, pp. 221-235, 2011. (IF: 4.92)
[14] N.P. Futane, S. Roy Chowdhury, C. Roy Chowdhury, H. Saha, "CMOS Analog ASIC of Artificial Neural Network for Temperature Drift Compensation of Piezoresistive Micro-machined Porous Silicon Pressure Sensor", Analog Integrated Circuits and Signal Processing, Vol. 67, No. 3, pp. 383-393, 2011. (IF: 1.62)
[13] A. Tyagi, A.A. Reddy, J. Singh, S. Roy Chowdhury, "A low cost portable temperature-moisture sensing unit with Artificial Neural Network based signal conditioning for smart irrigation application", International Journal of Smart Sensing and Intelligent Systems, Vol. 04, No. 1, pp. 94-111, 2011. (IF: 1.8)
[12] S. Roy Chowdhury, H. Saha, "Development of an FPGA based Fuzzy Neural Network System for early diagnosis of critical health condition of a patient", Computers in Biology and Medicine, Vol. 40, No.2, pp. 190-200, 2010. (IF: 6.698)
[11] S. Roy Chowdhury, H. Saha, "Maximum Power Point Tracking of partially shaded solar photovoltaic arrays", Solar Energy Materials and Solar Cells, Vol. 44, No. 9, pp. 1441-1447, 2010. (IF: 7.305)
[10] S. Roy Chowdhury, "FPGA based signal processing: Prospects and Challenges", Recent Patents on Signal Processing, Vol. 2, pp. 1-5, 2010. (IF: 1.94)
[9] N.P. Futane, S. Roy Chowdhury, C. Roy Chowdhury, H. Saha, "ANN based CMOS ASIC Design for improved temperature drift compensation of piezoresistive micro-machined high resolution pressure sensor", Microelectronics Reliability, Vol. 50, No. 2, pp. 282-291, 2010. (IF: 1.418)
[8] S. Roy Chowdhury, D. Chakrabarti, H. Saha, "Medical Diagnosis using Adaptive Perceptive Particle Swarm Optimization and its hardware realization using FPGA", Journal of Medical Systems, Vol. 33, No. 6, pp. 447-465, 2009. (IF: 4.92)
[7] S. Roy Chowdhury, D. Mukherjee, H. Saha, FPGA based Maximum Power Point Tracker of Partially Shaded Solar Photovoltaic Arrays using Modified Adaptive Perceptive Particle Swarm Optimization", International Journal of Smart Sensing and Intelligent Systems, Vol. 2 No. 4, pp. 661-675, 2009. (IF: 1.8)
[6] S. Roy Chowdhury, H. Saha, "A high performance FPGA based Fuzzy Processor Architecture for medical diagnosis", IEEE Micro, Vol. 28, No. 5, pp. 38-52, 2008. (IF: 2.821)
[5] S. Roy Chowdhury, D. Chakrabarti, H. Saha, "Development of an FPGA based smart diagnostic system for Spirometric Data Processing Applications", International Journal of Smart Sensing and Intelligent Systems, Vol. 1, No. 4, pp. 985-1018, 2008. (IF: 1.8)
[4] S. Roy Chowdhury, A. Banerjee, A. Roy, H. Saha, "A high speed 8 transistor full adder design using novel 3 transistor XOR gate", International Journal of Electronics, Circuits and Systems, Vol. 2, No. 4, pp. 217-223, 2008. (IF: 1.457)
[3] S. Roy Chowdhury, D. Chakrabarti, H. Saha, "FPGA realization of a Smart Processing System for Clinical Diagnostic Applications using Pipelined Datapath Architectures", Microprocessors and Microsystems, Vol. 32, No. 2, pp. 107-120, 2008. (IF: 3.503)
[2] S. Roy Chowdhury, H. Saha,"FPGA based Clinical Diagnostic System using pipelined Architectures in the Nios II Soft Core Processor", Altera Nios II Handbook, Vol. 3, pp. 373-390, 2007. (IF: 0.93)
[1] S. Roy Chowdhury, H. Saha,"Development of an FPGA based smart embedded system for rural telediagnostic applications", IETE Technical Review, Vol. 23 No. 5, pp 295-301, 2006. (IF: 1.932)

II. Conference Papers:

[117] Y. Pachori, R. Thakur, A. Kushwaha, P.D. Kulkarni, D. Singh, A. Nigam, S. Roy Chowdhury, "Design Optimisation of Electronic Nose with Multichannel Gas Sensor", 17th IEEE International Conference on Sensing Technology (ICST 2024), Sydney, December 9-11, 2024, Accepted for Publication.
[116] G. Dileep, A. Singh, A. Arya, A. Purohit, S. Chouhan Ghantoo, S. Sriram, N. Rao, S. Roy Chowdhury, "Effects of tDCS Combined With Listening to Classical Raga on Working Memory", 3rd Righter Conference on Indigenous Knowledge and its impact on society, Paro, Bhutan, February 26-28, 2025, Accepted for publication.
[115] A.K. Rao, D. Shah, S. Uttrani, V.K. Menon, A. Bhavsar, S. Roy Chowdhury, R.S. Negi, V. Dutt,"A neurobehavioral evaluation of the efficacy of 1mA longitudinal, anodal tDCS on multitasking and transfer performance", IEEE International Conference on Systems, Man and Cybernetics, Sarawak, Malayasia, October 6-10, 2024, Accepted for publication.
[114] A.K. Rao, V.K. Menon, A. Bhavsar, S. Roy Chowdhury, R.S. Negi, V. Dutt, "Classification of attention performance post-longitudinal tDCS via functional connectivity and machine learning methods", 9th IEEE International Conference for Convergence in Technology (I2CT), Pune, April 05-07, 2024.
[113] G. Dileep, A. Nandanwar, S. Roy Chowdhury, "Advaita Vedanta and the Explanatory Gap in the Hard Problem of Consciousness", 1st Mind , Brain and Conscious Conference, IIT Mandi, India, December 14-16, 2023.
[112] A.K. Rao, S. Uttrani, V.K. Menon, D. Shah, A. Bhavsar, S. Roy Chowdhury, V. Dutt, "Prediction of multitasking performance post-longitudinal tDCS via EEG-based functional connectivity and machine learning methods", 2023 International Conference on Neural Information Processing (ICONIP 2023), Changsha, China, November 20-23, 2023.
[111] G. Dileep, J. Joseph, S. Roy Chowdhury, "Modeling the Role of Gap Junctions in An Olfactory Neuropil, The Antennal Lobe", 4th International Conference on Frontiers in Computing and Systems (COMSYS 2023), IIT Mandi, Himachal Pradesh, October 16-17, 2023.
[110] G. Dileep, A. Singh, D. Ahirwar, A. Ghosh, A. Purohit, G. Guleria, O.P. Kshatriya, P. Patel, S. Kumar, V. Nathani, V. Dangi, V. Dutt, S. Roy Chowdhury, "Enhancing Neural Connections through Music and tDCS: Insights from an fNIRS Study", 37th Annual Meeting of the Society of Neurochemistry, India (SNCI 2023), North Eastern Hill University, Shillong, September 14-16, 2023.
[109] A.K. Rao, Z. Fatma, V.K. Menon, K. Chand, A. Bhavsar, S. Roy Chowdhury, S. Chandra and V. Dutt, "Prediction of decision-making performance post-longitudinal tDCS administration via EEG features and machine learning", ACM PErvasive Technologies Related to Assistive Environments (PETRA) Conference, Corfu Island, Greece, July 05-07, 2023.
[108] D. Shah, A.K. Rao, A. Bhavsar, S. Roy Chowdhury, S. Chandra and V. Dutt, "Does longitudinal, anodal tDCS improve working memory? A behavioral investigation", ACM PErvasive Technologies Related to Assistive Environments (PETRA) Conference, Corfu Island, Greece, July 05-07, 2023.
[107] M. Rahman Chowdhury, S. Roy Chowdhury, "Performance Analysis of Multivariate Autoregression based EEG Data Compressor Circuit", 3rd International Conference on Frontiers in Computing and Systems (COMSYS 2022), IIT Ropar, Rupnagar, December 19-21, 2022.
[106] K. Shakya, S. Roy Chowdhury, "A New Method to Detect the Dissimilarity in the Blood Flow of both Carotid Arteries using Photoplethysmography", 3rd International Conference on Frontiers in Computing and Systems (COMSYS 2022), IIT Ropar, Rupnagar, December 19-21, 2022.
[105] M. Rahman Chowdhury, S. Roy Chowdhury, "Development of FPGA based Lossless Compressor Circuit for Compression of EEG Signals", IEEE International Conference on Biomedical and Health Informatics (IEEE BHI 2022), Ioannina, Greece, September 27-30, 2022.
[104] M. Rahman Chowdhury, S. Roy Chowdhury, "Lossless Compression of EEG Signals through modified Multivariate Autoregression algorithm implemented on FPGA", Computational Neurosciences Lab Meet 2022, IIT Madras, India, August 15-18, 2022.
[103] M. N. Islam, R. Shrestha, S. Roy Chowdhury, "A New Hardware-Efficient VLSI-Architecture of GoogLeNet CNN-Model Based Hardware Accelerator for Edge Computing Applications", IEEE Computer Society Annual Symposium on VLSI (ISVLSI 2022), Cyprus, July 4-6, 2022.
[102] D. Ahirwar, D. Khurana, S. Roy Chowdhury, "Measurement of Near Infrared Spectroscopy Based Biomarkers under In-Vitro Ischemic Stroke Condition", 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC 2022), Glassgow, Scotland, July 11-15, 2022.
[101] R. Bhattacharya, D. Ahirwar, B. Biswas, G. Bhutani, S. Roy Chowdhury, "A NIRS based device for identification of acute ischemic stroke by using a novel organic dye in the human blood serum", 14th IEEE International Conference on Sensing Technology (ICST) 2022, IIT Madras, Chennai, January 17-19, 2022.
[100] Y. Arora, A. Dutta, S. Roy Chowdhury,"Hemodynamic responses to transcranial direct current stimulation (tDCS): Grey box modeling for model predictive neurovascular dosing in stroke", 13th World Stroke Congress (WSC 2021), Amsterdam, October 28-29,2021.
[99] K. Dey, S. Roy Chowdhury, "Inverse neurovascular coupling and associated spreading depolarization models for traumatic brain injury", 43rd Annual International Conference of the IEEE Engineering in Medicine & Biology Society (EMBC 2021), Guadajalara, Mexico, October 31 - November 04,2021.
[98] D. Ahirwar, Shweta, K. Shakya, S. Roy Chowdhury, "Gradient Boosting algorithms to Classify fNIRS", 2021 IEEE-EMBS International Conference on Biomedical and Health Informatics (IEEE BHI 2021), July 27-30, 2021.
[97] A. Bandopadhyay, G. Sharma, S. Roy Chowdhury, "A Computational Model to Analyse E/I (Excitation/Inhibition) Dynamics for Neural Network Integrated with Astrocyte", 2020 IEEE International Conference on Computational Intelligence in Bioinformatics and Computational Biology, Santiago, Chile, October 27-29, 2020.
[96] Y. Arora, A. Dutta,S. Roy Chowdhury, "Pathways of hemodynamic response during anodal transcranial direct current stimulation: a computational approach" 5th International Conference on Neurorehabilitation (ICNR 2020), Vigo, Spain, October 13-15, 2020.
[95] Y. Arora, S. Mukherjee, B. Biswas, V. Bedi, G. Dey, P. Mondal, S. Ghosh, S. Roy Chowdhury,"A Novel Near Infrared Spectroscopy Based Device for Albumin Estimation", 42nd Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2020), Palais des congres de Montreal, Montreal, Quebec, Canada July 20-24, 2020.
[94] G. Sharma, R. Raj, S. Roy Chowdhury, "High definition transcranial direct current stimulation device for targeting cerebral cortex", IEEE International Instrumentation and Measurement Technology Conference 2020, Dubrovnik, Croatia, May 25-28, 2020.
[93] A. Madhubabu, L.V.R. Prasadaraju, S. Roy Chowdhury, "Classification of Abnormal and Normal Heart Sounds Using the MEMS Based High Performance PhonoCardioGraphy System", IEEE International Conference on Artificial Intelligence and Signal Processing (AISP 2020), Amravati, January 10-12, 2020.
[92] P. Garg, P.K. Sonker, K. Shakya, D. Khurana, S. Roy Chowdhury, "Detection of Brain Stroke using Electroencephalography (EEG)", 13th IEEE International Conference on Sensing Technology (ICST) 2019, Sydney, December 2-4, 2019.
[91] K. Shakya, P. Sonker, S. Roy Chowdhury, "A portable device for measuring Heart Rates in comparison with the pressure applied for light penetration in skin surface", 13th IEEE International Conference on Sensing Technology (ICST) 2017, Sydney, December 2-4, 2019.
[90] Y. Arora, S. Roy Chowdhury, "Assessing the role of electrodes for high-definition transcranial direct current stimulation configurations on cortical excitability in a computational framework", 13th International Conference on Complex MEdical Engineering (CME 2019), Dortmund, Germany, September 23-25, 2019.
[89] G. Sharma, S. Roy Chowdhury, "Enhancement in Focality of Non-Invasive Brain Stimulation through High Definition (HD) Anodal Transcranial Direct Current Stimulation (tDCS) Techniques", 16th IEEE International Conference on Computational Intelligence in Bioinformatics and Computational Biology, Certosa di Pontignano, Siena, Tuscany, Italy, July 9-11, 2019.
[88] G. Sharma, O. Karwal, S. Roy Chowdhury, "Non Invasive Brain Stimulation (NIBS) Study Based on Ischemic Stroke Patients", 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC 2019), Berlin, Germany, July 23-27, 2019.
[87] L.V.R. Prasadaraju, A. Madhubabu, S. Roy Chowdhury, "Safety-related Studies on Non-invasive Biomedical Signals and its Aptness Usage in Design of Fault Tolerant Multimodal Human Health Monitoring System, 12th International Conference on Biomedical Devices and Applications (BIODEVICES) 2019, Prague, Czech Republic, February 22-24, 2019.
[86] D. Ahirwar, K. Shakya, A. Banerjee, D. Khurana, S. Roy Chowdhury, "Simulation studies for non invasive classification of Ischemic and Hemorrhagic Stroke using Near Infrared Spectroscopy", 12th International Conference on Biomedical Devices and Applications (BIODEVICES) 2019, Prague, Czech Republic, February 22-24, 2019.
[85] K. Shakya, S. Roy Chowdhury, "Modeling and simulation of various kinds of blockage in Carotid Artery", 12th International Conference on Sensing Technologies and Applications (SENSORCOMM) 2018, Venice, Italy, September 16-20, 2018.
[84] S. Ghosh, V. Thakur, R. Shrestha, V. Hande, S. Roy Chowdhury, "Design and Simulation of Low Cost and Low Magnetic Field (0.2T) MRI System", 12th International Conference on Sensing Technologies and Applications (SENSORCOMM) 2018, Venice, Italy, September 16-20, 2018.
[83] B. Nandi, P. Mondal, S. Roy Chowdhury, "A Non-Invasive Blood Insulin and Glucose Monitoring System based on Near-Infrared Spectroscopy with Remote Data Logging", 31st IEEE International Symposium on Computer based Medical Systems (CBMS) 2018, Karlstad, Sweden, June 18-21, 2018.
[82] S. Ghosh, V. Thakur, S. Roy Chowdhury, "Design of a low cost low magnetic field MRI system", 11th IEEE International Conference on Sensing Technology (ICST) 2017, Sydney, December 4-6, 2017.
[81] N. Bhandari, S. Roy Chowdhury, "FPGA based High Performance Asynchronous Finite State Machine based on Modified 4 Phase Handshaking Protocol", 3rd International Conference on Nanoelectronics, Circuits and Communication Systems, Ranchi, November 11-12, 2017.
[80] S. Dagar, S. Roy Chowdhury, S. Bapi Raju, A. Dutta, D. Roy, "A computational investigation on using the Excitation-Inhibition (E/I balance) mechanism to optimize tDCS protocol", 4th Annual Conference on Cognitive Science, University of Hyderabad, October 5-7, 2017.
[79] N. Govil, R. Shrestha, S. Roy Chowdhury, "A new multi-objective Hardware-Software Partitioning Algorithmic approach for High Speed application", 21st VLSI Design and Test Symposium, IIT Roorkee, June 29 - July 02, 2017.
[78] N. Paradkar, S. Roy Chowdhury, "Cardiac Arrhythmia Detection using Photoplethysmography", 39th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Jeju Island, South Korea, July 11-15, 2017.
[77] N. Paradkar, S. Roy Chowdhury, "Coronary Artery Disease Detection using Photoplethysmography", 39th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Jeju Island, South Korea, July 11-15, 2017.
[76] S. Ghosh, V. Thakur, S. Roy Chowdhury, "Design and Simulation of Helmholtz Coil for low cost and low magnetic field MRI system", European Sensors and Actuators Summit 2017, Stockholm, August 22-24, 2017.
[75] G. Sharma, Y. Arora, S. Roy Chowdhury, "A 4X1 High Definition Transcranial Direct Current Stimulation Device for targeting Cerebral Microvessels functionality using NIRS", IEEE International Symposium on Nanoelectronic and Information Systems (iNIS), Gwalior, December 20-22, 2016.
[74] S.S. Dubey, R. Shrestha, S. Roy Chowdhury, "A Novel Architecture for Computing Eigenvalues of Matrix for High Speed Applications", 13th IEEE INDICON, Bangalore, India, December 16-18, 2016.
[73] G. Sharma, Y. Arora, S. Roy Chowdhury, "A low cost Non Invasive Hardware for anodal transcranial direct current stimulation to screen stroke patients using continuous wave functional near infrared spectroscopy", World Stroke Congress, Hyderabad, India, October 26-29, 2016.
[72] G. Nair, S. Ramasahayam, S. Roy Chowdhury, R. Shrestha, "Non-Invasive Estimation of Blood Parameters from Composite Signal Using Near Infrared Spectroscopy Coupled With Independent Component Analysis", 38th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Orlando, USA, August 16-20, 2016.
[71] S. Dagar, S. Roy Chowdhury, A. Dutta, D. Roy, S. Bapi Raju, "How the Excitation-Inhibition (E/I balance) mechanism can be used for optimizing tDCS protocol: A computational investigation", 3rd International Conference on Cognition, Brain and Computation, IIT Gandhinagar, India, December 5-7, 2015.
[70] S. Roy Chowdhury, "Development of a point of care screening device for cerebrovascular reactivity", Intel India Academic Forum 2015, New Delhi, October 8-9, 2015.
[69] A. Madhubabu, L. Prasada Raju, S. Roy Chowdhury, "Detection of Cardio Auscultation using MEMS microphone", 9th IEEE International Conference on Sensing Technology, Auckland, New Zealand, December 8-10, 2015.
[68] S. Ramasahayam, L. Arora, S. Roy Chowdhury, "FPGA based system for Blood Glucose Sensing using Photoplethysmography and online motion artifact correction using Adaline", 9th IEEE International Conference on Sensing Technology, Auckland, New Zealand, December 8-10, 2015.
[67] N. Govil, S. Roy Chowdhury, "A high speed metaheuristic algorithmic approach to Hardware Software Partitioning for Low Cost SoCs", IEEE International Symposium on Rapid System Prototyping, Amsterdam, Netherlands, October 8-9, 2015.
[66] G. Malik, K. Gupta, M. Krishna, S. Roy Chowdhury, "FPGA based Combinatorial Architecture for Parallelizing RRT, European Conference on Mobile Robots, Lincoln, U.K., September 2-4, 2015.
[65] U. Jindal, M. Sood, S. Roy Chowdhury, D. Kondziella, A. Dutta, "Corticospinal excitability changes to anodal tDCS elucidated with NIRS-EEG joint-imaging - an ischemic stroke study”, 37th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Milano, Italy, August 25-29, 2015.
[64] M. Sood, U. Jindal, S. Roy Chowdhury, A. Das, D. Kondziella, A. Dutta, "Anterior temporal artery tap to identify systemic interference using short-separation NIRS measurements – a NIRS/EEG-tDCS study”, 37th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Milano, Italy, August 25-29, 2015.
[63] N. Paradkar, S. Roy Chowdhury, "Primary Study For Detection of Arterial Blood Pressure Waveform Components”, 37th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Milano, Italy, August 25-29, 2015.
[62] G. Malik, K. Gupta, M. Krishna, S. Roy Chowdhury, “FPGA based hierarchical architecture for parallelizing RRT”, International Conference on Advances in Robotics, Goa, July 2-4, 2015.
[61] K. Agrawal, S. Roy Chowdhury, “Real Time Multisensor Laplacian Fusion on FPGA”, 19th IEEE VLSI Design and Test Symposium (VDAT) 2015, Ahmedabad, June 26-29, 2015.
[60] M. Sood, U. Jindal, A. Das, S. Roy Chowdhury, D. Kondziella, A. Dutta, “Modeling onset effects of transcranial direct current stimulation from NIRS-EEG joint-imaging : an ischemic stroke study”, 7th IEEE International Conference on Neural Engineering, Montpellier, France, April 22-24, 2015.
[59] U. Jindal, M. Sood, A. Das, S. Roy Chowdhury, A. Dutta, “Near infra-red spectroscopy combined with transcranial direct current stimulation in FPGA-based hardware for point of care testing of cerebral vascular status - a stroke study”, 7th IEEE International Conference on Neural Engineering, Montpellier, France, April 22-24, 2015.
[58] A. Das, M. Sood, U. Jindal, A. Dutta, S. Roy Chowdhury, “A novel way to detect ischemic stroke: near infra-red spectroscopy (NIRS) combined with transcranial direct current stimulation”, 10th Annual Conference of Indian Stroke Association (INSC-2015), Chandigarh, March 13-15, 2015.
[57] R. Swathi Ramasahayam, S. Roy Chowdhury, “Estimation of wavelength for measurement of blood urea using near infra red spectroscopy”, 4th International Conference On Innovative Research in Applied Physical, Mathematical/Statistical, Integration of Life Sciences and Engineering, Jawaharlal Nehru University, New Delhi, December 26-28, 2014.
[56] A. Dutta, S. Roy Chowdhury, A. Das, “Electroencephalography - Near-infrared spectroscopy based assessment of neurovascular effects under transcranial direct current stimulation - a stroke case series”, International Brain Stimulation Conference, Singapore, March 2-4, 2015.
[55] A. Dutta, S. Roy Chowdhury, A.Das, “EEG-NIRS based assessment of neurovascular effects under transcranial direct current stimulation- a stroke case study, fNIRS 2014, October 10-12, Montreal, Quebec, Canada.
[54] M. Sood, U. Jindal, A. Das, A. Dutta, S. Roy Chowdhury, “Continuous wave functional near infra-red spectroscopy combined with transcranial direct current stimulation for assessment of cerebral vascular status in patients with ischemic stroke”, fNIRS 2014, Montreal, Quebec, Canada. October 10-12, 2014.
[53] N. Bhandari, S. Roy Chowdhury, “FPGA based High Performance Asynchronous ALU based on Modified 4 Phase Handshaking Protocol with Tapered Buffers, International Conference on Devices, Circuits and Communications (ICDCCom-2014), BIT Mesra, Ranchi, India, September 12-13, 2014.
[52] A. Dutta, M. Muthalib, S. Roy Chowdhury, D. Guiraud, M.A. Nitsche, S. Perrey, “Development of an EEG-fNIRS based online monitoring tool towards delivery of non-invasive brain stimulation”, 36th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Chicago, Illinois, USA, August 26-30, 2014.
[51] N. Paradkar, S. Roy Chowdhury, “Fuzzy Entropy Based Motion Artifact Detection and Pulse Rate Estimation For Fingertip Photoplethysmography, 36th IEEE Annual International Conference on Engineering in Medicine and Biology Society, Chicago, Illinois, USA, August 26-30, 2014.
[50] R. Swathi Ramasahayam, K. Sri Haindavi, L. Arora, S.Roy Chowdhury, “Artificial neural network based FPGA system for glucose sensing, IEEE International Instrumentation and Measurement Technology Conference, Montevideo, Uruguay, May 12-15, 2014.
[49] A. Dutta, S. Roy Chowdhury, A. Das, “A Novel Method For Capturing Cerebrovascular Reactivity Using Near-infrared Spectroscopy During anodal Transcranial Direct Current Stimulation: A Stroke Case Series”, International Congress on Clinical Neurophysiology, Berlin, Germany, March 19-23, 2014
[48] N. Govil, S. Roy Chowdhury, “High performance and low cost implementation of Fast Fourier Transform Algorithm based on Hardware-Software Co-design, IEEE Region 10 Technical Symposium, Kuala Lumpur, Malaysia, April 14-16, 2014.
[47] A. Jha, R. Samria, R. Jain, S. Roy Chowdhury, S. Saini, “Non invasive cuffless estimation of blood pressure using photoplethysmography without electrocardiograph measurement”, IEEE Region 10 Technical Symposium, Kuala Lumpur, Malaysia, April 14-16, 2014.
[46] K. Agrawal, S. Roy Chowdhury, “FPGA based Accelerated Orientation Calculation in SIFT using LUTs”, IEEE Asia Pacific Conference on Postgraduate Research in Microelectronics and Electronics, Vishakhapatnam, December 19-21, 2013.
[45] A. Dutta, S. Roy Chowdhury, A. Dutta, A. Das, D. Guiraid, M.A. Nitsche, “A phenomological model to capture cerebrovascular reactivity to anodal transcranial direct current stimulation”, 6th IEEE International Conference on Neural Engineering, San Diego, November 5-8, 2013.
[44] R. Swathi Ramasahayam, K. Sri Haindavi, B. Kavala, S.Roy Chowdhury, “Non invasive estimation of blood glucose using Near Infra-red Spectroscopy and Double Regression Analysis”, 7th IEEE International Conference on Sensing Technology, Wellington, New Zealand, December 3-5, 2013
[43] H. Wardhan, A. Gupta, S. Roy Chowdhury, “Modified Hodgkin-Huxley Model using Fractional Differential Equation”, 47th Asilomar Conference on Signals, Systems and Computers, Asilomar Conference Grounds, Pacific Grove, California, November 3-6, 2013.
[42] A. Guha, S. Roy Chowdhury, “CMOS ASIC Design of a High Performance Digital Fuzzy Processor that can compute on Arbitrary Membership Functions”, IEEE VDAT Symposium 2013, July 26-29, Jaipur, India, 2013.
[41] N. Pradhan, R. Dubey, S. Roy Chowdhury, M. Krishna, “Field Programmable Gate Array based Collision Avoidance Using Acceleration Velocity Obstacles implemented Using Low Power Hybrid Two-Tier Globally Asynchronous-Locally Synchronous Architecture”, Advances in Robotics 2013, Pune, July 4-6, 2013.
[40] R. Dubey, N. Pradhan, K. Madhava Krishna, S. Roy Chowdhury, “Field Programmable Gate Array based Collision Avoidance using Acceleration Velocity Obstacles”, IEEE International Conference on Robotics and Biomimetics 2012, Guangzhou, China, December 11-14, 2012.
[39] S.K. Dublish, A. Bhatia, S. Roy Chowdhury, “Chest microphone based phonocardiograph with diagnosis for cardiac diseases”, International Conference on Biomedical Systems, Signals and Images, IIT Madras, November 28- December 1, 2012.
[38] R. Dubey, H. Wardhan, S. Roy Chowdhury, “VLSI Education for Computer Science and Engineering students through Virtual Labs”, 4th IEEE International Conference on Technology for Education, Hyderabad, July 18-20, 2012.
[37] S. Roy Chowdhury, S. Kode, “Virtual VLSI Laboratory for Computer Science students: Erudite and illusive”, 12th IEEE International Conference on Advanced Learning Technologies, Rome, July 4-6, 2012.
[36] C. Dhoot, V.J. Mooney, L.P. Chau, S. Roy Chowdhury, “Fault Tolerant Design for Low Power Hierarchical Search Motion Estimation Algorithms”, IEEE VLSI SoC Conference, Hong-Kong, October 1-3, 2011.
[35] C. Dhoot, V.J. Mooney, L.P. Chau, S. Roy Chowdhury, “Low Power Motion Estimation with Probabilistic Computing”, IEEE Symposium on VLSI, ISVLSI 2011, Chennai, July 4-6, 2011.
[34] A. Tyagi, A.A. Reddy, J. Singh, S. Roy Chowdhury, “A low cost portable temperature-moisture sensing unit with improved ANN based signal conditioning for smart irrigation applications”,DST CSIR National Conference on Sensors and Actuators, Kolkata, March 11-12, 2011.
[33] S. Roy Chowdhury, D. Chakrabarti, “Daubechies Wavelet Decomposition based baseline wander correction of Trans-abdominal Maternal ECG”, IEEE International Conference on Electrical and Computer Engineering, Dhaka, December 18-20, 2010.
[32] M. Maitra, K. Chakraborty, S. Roy Chowdhury, “A comparative study on ASIC design of high frequency low power photo-receiver using 0.15 micron CMOS process”, IEEE International Conference on Electrical and Computer Engineering, Dhaka, December 18-20, 2010.
[31] K. Chakraborty, S. Roy Chowdhury, M. Maitra, “Some Studies on ASIC design of high frequency low power photoreceiver using various deep submicron CMOS processes”, IEEE Circuits and Systems Conference, Kolkata, November 26-27, 2010.
[30] S. Roy Chowdhury, “Differential diagnosis of QRS complex Tachycardia and Tachyarrhythmia in Noisy ECG Signals through Fuzzy Neural Signal Processing Embedded System”, International Conference and Exhibition on Analytical and Bio-analytical Techniques, Hyderabad, November 01-03, 2010.
[29] S. Roy Chowdhury, “FPGA based neural signal processing system for QRS complex detection in noisy ECG signals”, IEEE VLSI Design and Test Symposium, Chandigarh, July 7-9, 2010.
[28] S. Sharangi, S. Nandi, D. Chakrabarti, S. Roy Chowdhury, “An efficient baseline normalization of Trans-abdominal ECG by 9th order Daubechies Wavelet Decomposition algorithm deployable in Telecardiological Systems”, 5th International Conference on Telemedicine, Pune, November 6-8, 2009.
[27] S. Roy Chowdhury, H. Saha, “FPGA based Fuzzy Processing System for advance detection of Obstructive and Restrictive Pulmonary Disorders”, IEEE VLSI Design and Test Symposium, Bangalore, July 8-10, 2009.
[26] N.P. Futane, S. Roy Chowdhury, C. Roychoudhuri, H. Saha, “CMOS Analog ASIC Design of Inverse Delayed function model of a neuron for ANN”, IEEE VLSI Design and Test Symposium, Bangalore, July 8-10, 2009.
[25] N.P. Futane, S. Roy Chowdhury, P. Bhattacharyya, S. Pahari, H. Saha, “CMOS linearized ASIC for nanocrystalline ZnO based MEMS gas sensors”, International Workshop on Tailor-Made Nanomaterials and Applications for Chemical and Biosensors, 2-3 March 2009, India.
[24] S. Roy Chowdhury, H. Saha, “Maximum Powerpoint Tracking of Solar Photovoltaic Arrays using Adaptive Perceptive Particle Swarm Optimization Technique”, 18th Photovoltaic Science Exhibition and Conference, PVSEC 18, Kolkata, January 19-23, 2009.
[23] S. Roy Chowdhury, H. Saha, “Low power high speed floating point coprocessor design using Clock gated Triple Data path Architecture”, FECIIT 2008, ISM Dhanbad, October 13-16, 2008.
[22] S. Roy Chowdhury, H. Saha, “Simulation studies on partial shading effects on a Photovoltaic array and its Maximum Power Point Tracking”, MITSNCE 2008, Jaipur, October 18-20, 2008.
[21] S. Pani, H. Saha, S. Roy Chowdhury, “Performance enhancement in the Associative Processing of Floating Point Numbers using Multicore Superscalar Architecture”, IEEE TENCON 2008, Hyderabad, November 18-21, 2008.
[20] S. Roy Chowdhury, A. Banerjee, A. Roy, H. Saha, “Design, Simulation and Testing of a High Performance 15-4 Compressor”, IEEE VLSI Design and Test Symposium 2008, July 23-26, Bangalore, 2008.
[19] S. Roy Chowdhury, A. Banerjee, A. Roy, H. Saha, “Design, Simulation and Testing of a High Speed Low Power 15-4 Compressor for High Speed Multiplication Applications”, IEEE ICETET 2008, July 16-18, 2008.
[18] S. Roy Chowdhury, A. Biswas, R. Chowdhury, “Design, Simulation and Testing of an Optimized Fuzzy Neural Network for Early Criticality Diagnosis”, IEEE ICETET 2008, July 16-18, 2008.
[17] S. Roy Chowdhury, A. Banerjee, A. Roy, H. Saha, “Design of High Performance Low Power 16 Bit Arithmetic Units Using Kogge-Stone Parallel Prefix Adder Architectures”, IEEE SPIT Colloquium, Mumbai, February 4-5, 2008.
[16] A. Banerjee, A.Roy, S. Roy Chowdhury, U.K. Garapati, A. Kundu, H. Saha, “A Novel Approach to automated design of IC layout masks for linear and non-linear structures using LASI”, IEEE SPIT Colloquium, Mumbai, February 4-5, 2008.
[15] S. Roy Chowdhury, H. Saha, “Development of an FPGA based Smart Computing System for Clinical Diagnostic Applications with On-board Wireless Communication facility for remote transmission of critical patient data”, IEEE VLSI Design and Test Symposium, Kolkata, August 8-11, 2007.
[14] N.P. Futane, S. Roy Chowdhury, H. Saha, “Design and Simulation of a CMOS Instrumentation Amplifier for signal conditioning of MEMS based Piezoresistive low Pressure Sensor”, IEEE VLSI Design and Test Symposium, Kolkata, August 8-11, 2007.
[13] S. Roy Chowdhury, H. Saha, “Development of an FPGA based Smart Clinical Diagnostic System with fast computing facility using Pipelined Data Processing Architectures”, International Conference on Intelligent systems and Networks 2007, Jagadhri, Haryana, February 23-25, 2007.
[12] S. Roy Chowdhury, S.R. Bhadra Chaudhury, M. Maitra, “ASIC design of a 1Gbit/S low power photoreceiver using 0.3m CMOS technology”, National Conference on Electronic Systems and Informatics, Mumbai, January 4-7, 2007.
[11] S. Roy Chowdhury, S. Das, T. Islam, H. Saha, “ASIC design of an ANN for the Temperature and Drift Compensation of a Humidity Sensor”, International Conference on Computers and Devices for Communication 2006, Kolkata, December 18-20, 2006.
[10] S. Roy Chowdhury, H. Saha, “Development of an FPGA based artificial diagnostic system and estimation of its reliability”, Indian Conference on Medical Informatics and Telemedicine 2006, IIT Kharagpur, December 18-20, 2006.
[9] S. Roy Chowdhury, H. Saha, “Development of an FPGA based smart embedded system for rural telediagnostic applications”, Symposium on Information Communication Technology Initiative for Rural Development 2006, Kolkata, April 07-09, 2006.
[8] S. Roy Chowdhury, H. Saha, “VHDL Modeling and FPGA based implementation of an artificial telediagnostic system”, IEE-CSI International Conference on emerging areas of Information Technology 2006, Kolkata, February 10-11, 2006 (Winner of Best Paper Award).
[7] S. Roy Chowdhury, H. Saha, “VHDL Model of a Cognitive System for Telemedicine Applications”, IEEE VLSI Design and Test Symposium, Bangalore, August 10-13, 2005.
[6] S. Roy Chowdhury, H. Saha, “Design of a Cognitive Ad hoc Network for Embedded Telemedicine Applications”, Asia South Pacific International Conference on Embedded Systems, IISc Bangalore, July 5-7, 2005.
[5] P. Bhattacharyya, S. Roy Chowdhury, S. Boral, P. Mukherjee, P.K. Dutta, S. Chakrabarti, H. Saha, “Wireless Communication in the Mines”, Emerging Futuristic Communication System Symposium, IISc Bangalore, April 29 – May 1, 2005.
[4] S. Roy Chowdhury, S. Neogi, S. Chakrabarti, H. Saha, “Design of an Ad hoc Network for Cognitive Telemedicine Applications”, Emerging Futuristic Communication System Symposium, IISc Bangalore, April 29 – May 1, 2005.
[3] S. Neogi, S. Roy Chowdhury, “A Bio-signal Processing System: Application of Information Technology in Health Care Monitoring”, National Students’ Conference on Information Technology, Pokhara, Nepal, May 22-23, 2005.
[2] S. Roy Chowdhury, S. Neogi, “Application of Information Technology in Remote Health Monitoring using Cognitive Telemedicine Networks”, National Students’ Conference on Information Technology, Pokhara, Nepal, May 22-23, 2005
[1] S. Roy Chowdhury, C.Pramanik, H.Saha , “ASIC Design of the linearisation circuit of a PTC thermistor”, IEEE International Conference on VLSI Design and Embedded Systems, Kolkata, January 3-7, 2005.

C. Books / Book Chapters:

[10] R. Bhattacharya, D. Ahirwar, B. Biswas, G. Bhutani, S. Roy Chowdhury, "NIRS Device to identify Acute Ischemic Stroke by Using a Novel Organic Dye in the Human Blood Serum" Chapter contributed in Sensing Technology, edited by N.K. Suryadevara, B. George, K.P. Jayasundera, J.K. Roy, S.C. Mukhopadhyay, Springer Verlag, 2022.
[9] Y. Arora, A. Dutta, S. Roy Chowdhury, "Pathways of Hemodynamic Response During Anodal Transcranial Direct Current Stimulation: A Computational Approach", Chapter contributed in Converging Clinical and Engineering Research on Neurorehabilitation IV, edited by D. Torricelli, M. Akay, J.L. Pons, pp. 711-715, Springer Nature, 2022.
[8] S. Roy Chowdhury, R. Agrawal, G. Meena, A. Gupta, M. Sharma, V. Kumar, S. Kumar, "Assistive technology for garments: An all seasons' jacket", Chapter contributed in Assistive Technology for the elderly, edited by Nagender Kumar Suryadevara, pp. 225-234, Elsevier, 2020.
[7] S. Roy Chowdhury, G. Sharma, Y. Arora, L.V.R. Prasadaraju, M. Anumukonda, S. Ramasahayam, "Smart circuits for signal conditioning of wearable medical sensors", Chapter-3 in the book titled Wearable Sensors: Application, Design and Implementation, edited by S.C. Mukhopadhyay and T. Islam, pp. 3.1-3.28, IoP Publishing, 2017
[6] M. Anumukonda, S. Roy Chowdhury, "Heart Sound Sensing Through MEMS Microphone", chapter contributed in Sensors for Everyday Life, edited by Octavian Postolache, pp. 121-134, Springer-Verlag, 2016
[5] S Ramasahayam, L Arora, S. Roy Chowdhury, "FPGA Based Smart System for Non Invasive Blood Glucose Sensing Using Photoplethysmography and Online Correction of Motion Artifact", chapter contributed in Sensors for Everyday Life, edited by Octavian Postolache, pp. 1-21, Springer-Verlag, 2016
[4] R. Swathi Ramasahayam, K. Sri Haindavi, S. Roy Chowdhury, "Non invasive estimation of blood glucose concentration using near infra red optodes", chapter contributed in “Sensing Technology: Current Status and Future Trends IV”, edited by Alex Mason, pp. 67-78, Springer Verlag, 2015
[3] S. Roy Chowdhury, H. Saha, "Introduction to CMOS VLSI Design", Everest Publishing House, 2010.
[2] U. Maity, B. Dubey, A. Chowdhury, S. Roy Chowdhury and H. Saha, “Maximum power point tracking of Photovoltaic Arrays using Adaptive Perceptive Particle Swarm Optimization Technique”, chapter contributed in MSP430 Microcontroller in Embedded System Projects, edited by C.P. Ravikumar, Elite Publishing, 2011.
[1] S. Roy Chowdhury, "Digital Systems Design using HDL"�, Thomson Learning, 2012.

Collaborations

Jacob's School of Medicine and Biomedical Sciences, University at Buffalo, USA
Department of Electrical Engineering, Indian Institute of Technology Madras
Department of Electrical Engineering, Indian Institute of Technology Ropar
Design and Innovation Centre, Indian Institute of Technology Delhi
Institution of Health, Blekinge Tekniska Hogskola, Karlskrona, Sweden
DEMAR Laboratory, Institut national de recherche en informatique et en automatique (INRIA), Montpellier, France
Sri Chitra Thirunal Institute of Medical Sciences, Thiruvananthapuram, India
Post Graduate of Medical Education and Research, Chandigarh
Centre for Green Energy and Sensing Systems, Bengal Engineering and Science University, Shibpur, Howrah, India.
Institute of Neurosciences, Kolkata, India.
School of engineering and advanced technology, Massey University, New Zealand.
University of Medicine, Gottingen, Germany.
Department of Neuropharmacology, Universitats Klinikum, Freiburg, Germany.

Patents and Copyrights Filed / Granted

[8] S. Roy Chowdhury, L.V.R. Prasadaraju, A. Madhubabu, "Wearable Cardiac Health Monitoring System", Indian Patent No. 535042, granted on 24-04-2024.
[7] S. Roy Chowdhury, A. Dutta, A. Das, "Systems and methods for determining neurovascular reactivity to brain stimulation", US Patent No. 10874341 granted on 29-12-2020.
[6] S. Roy Chowdhury, S. Ghosh, P. Mondal, Y. Arora, B. Biswas, S. Mukherjee, V. Bedi, "A system for detecting biological molecule and method of using the same." Indian Patent Application no. 201811047739, dated 17.12.2018.
[5] S. Roy Chowdhury, L.V.R. Prasadaraju, A. Madhubabu, "Wearable Fetal Cardiac Health Monitoring System", Indian Patent Application No. 201643042957, dated 16-12-2016.
[4] S. Roy Chowdhury, L.V.R. Prasadaraju, A. Madhubabu, "Wearable Hemoglobin Monitoring Device", Indian Patent Application No. 201643036895, dated 26-10-2016.
[3] S. Roy Chowdhury, A. Dutta, A. Das, "Low-cost point of care testing and dosing of non-invasive brain stimulation (NIBS) and pharmacology to modulate brain state based on simultaneous recordal of electroencephalogaphy (EEG) and near-infra red spectroscopy (NIRS) with a NIRS+EEG/NIBS unit in a single sensor-effector", Indian Copyright no. L-61554/2015 (Granted).
[2] S. Roy Chowdhury, "A novel system for prognosticating the future pathophysiological state of a patient based on current and past pathophysiological data", Indian Copyright no. L-60893/2014 (Granted)
[1] S. Roy Chowdhury, H. Saha, "A novel system capable of giving advance information regarding approaching critical condition of a patient", Indian Patent Application no. 593/KOL/2008 dated 25-03-2008.

Courses developed and delivered

Developed Basic Electronics Course for 1st Year Engineering under MHRD Pedagogy project. The course is available online here
Developed Video lectures on Verilog-A Hardware Description Language under MHRD EnhanceEdu project. The course is available online here
Developed Advanced VLSI Virtual Lab. The virtual lab is available online here

Seminars/ Invited Talks delivered

"Embedded Systems for Biomedical Applications" at the IEEE NITK Circuits and Systems Society-Student Chapter, February 24, 2022.
"Architectural synthesis of VLSI circuits" at the Faculty Development Programme on Low Power VLSI Design organized by NIT Meghalaya, September 27 - October 01, 2021.
"Near Infrared Spectroscopy aided by Anodal Transcranial Direct Current Stimulation for Cerebral Oxygenation studies: Prospects and Challenges" at the Computational Neurosciences Meet, IIT Madras, August 14, 2021.
"IoT for stroke diagnosis at the point of care" at ATAL Faculty Development Programme 2021, Department of Computer Engineering, Women Engineering College, Ajmer, Rajasthan, August 09, 2021.
"Architectural Design of VLSI Circuits", a series of three lectures delivered at the Faculty Development Programme on Analog and Digital VLSI Design, NITTTR Chandigarh, March 06-08, 2021.
"Non invasive sensing of pathophysiological parameters at the point of care" at the Faculty Development Programme on Sensor Technology, National Institute of Engineering, Mysuru, September 21-25, 2020.
"Interdisciplinarity in Research" at the Faculty Induction Programme on Research Methodology, South Asian Institute for Advanced Research and Development, September 20-24, 2020.
"Architectural Design of Low Power VLSI Circuits" at the Faculty Development Workshop on Low Power VLSI Design for Communication Systems and Networks (LVCSN'20) , NIT Jalandhar, September 16-20, 2020.
"Architectural and Logic Synthesis of VLSI Circuits" (Series of three lectures) at the Faculty Development Programme on Analog and Digital VLSI Design, NITTTR Chandigarh, August 03-07, 2020.
"Health Care: Can we have it at home?" at the Department of Electrical Engineering, University at Buffalo, USA, January 29, 2020.
"Particle Swarm Optimization and its application on Maximum Powerpoint Tracking of Solar Photovoltaic Arrays" at the Centre of Excellence for Green Energy and Sensing Systems, Indian Institute of Engineering, Science and Technology, Shibpur on January 11, 2019.
"Point of care non invasive medical diagnosis: Can we have a hospital at home?" at Sankalp Semiconductors, Kolkata on January 07, 2019.
"Translational research for Point of Care Testing Medical Devices" at the Centre for Green Energy and Sensing Systems, Indian Institute of Engineering, Science and Technology, Shibpur on July 09, 2018.
"Innovation in Point of Care Testing Medical Devices" at the Workshop on Innovation organized by Jawaharlal Nehru Government Engineering College, Sundernagar on March 14, 2018.
"Point of care testing of patients: Translating health care from hospital to home" at the International Telemedicine Workshop organized by CDAC Mohali on March 07, 2018.
"Neural Networks: A journey from biology to computing to biology" at the Centre of Excellence for Green Energy and Sensing Systems, Indian Institute of Engineering, Science and Technology, Shibpur on January 30, 2018.
"Translating health care from hospital to home" at the TCS Innovation Labs, Kolkata on January 29, 2018.
"A low cost point of care testing hardware for stroke diagnosis" at the TCS Innovation Labs sponsored Indian Stroke Workshop, Bangalore on April 14-15, 2017.
"Non invasive diagnosis for patient care: From hospital to home" at Indraprastha Institute of Information Technology Delhi, India on April 06, 2017.
"Near Infrared Spectroscopy for Point of Care Testing Support" at Blekinge Tekniska Hogskola, Karlskrona, Sweden on September 29, 2016.
"Non invasive diagnosis at the point of care" at IT Universitet, Copenhagen, Denmark on September 23, 2016.
"Biomedical Systems for the Society: From Non invasive diagnosis to Point of Care Testing", at IEEE International Conference on Control, Measurement and Instrumentation, Kolkata, India on January 09, 2016.
"Perspectives on Medical Diagnosis", at IC Design and Fabrication Centre, Department of Electronics and Telecomunication Engineering, Jadavpur University on January 07, 2016.
"Embedded Systems for Non Invasive Diagnosis of patients using Near Infra Red Spectroscopy", at Malardalens HogsKola, Vasteras, Sweden on May 12, 2015.
"Research in Biomedical Embedded Systems" at Le Laboratoire d'Informatique, de Robotique et de Microelectronique de Montpellier (LIRMM), Montpellier, France on September 02, 2014.
"Smart Architectures for VLSI" at the Workshop on VLSI and Embedded Systems at TKR College of Engineering, Hyderabad on August 11, 2014.
"VLSI: A tale of design or a tale of tools" at the Faculty Development Workshop on Recent trends in VLSI Design at Chaitanya Bharathi Institute of Technology, Hyderabad on March 27, 2014.
"Embedded Systems for Non invasive monitoring of patients" at Advanced Computing and Microelectronics Unit, Indian Statistical Institute, Kolkata on January 04, 2014.
"Biomedical Embedded Systems for patient diagnosis" at the Center for Health Care Science and Technology, Bengal Engineering and Science University, Shibpur on July 12, 2013.
DWIH Scientific Lecture: "Non-Invasive Diagnosis of Patients", at the DWIH Exhibition 2013 on April 30, 2013 at Hyderabad.
"Embedded Systems: Computers outside computers", at the Avanthi Institute of Engineering and Technology, Vishakhapatnam, on March 21, 2013.
"Learning by doing: A paradigm shift in teaching", at British Council sponsored Instructional Design for e-Content Development Workshop on February 21-22, 2013.
"Electronics: Past Imperfect, Present Continuous and Future Indefinite", at the Govt. College of Engineering, Pune on July 21, 2012.
"Reconfigurable Architectures: Prospects and Challenges" at the Vigyan Institute of Engineering and Technology on December 03, 2010.
"Medical diagnosis through FPGA based smart embedded systems", at IIIT Bangalore on April 21, 2010.
"VHDL: A modeling language for hardware", at the Department of Electronics and Telecommunication Engineering, Kalinga Institute of Industrial Technology University, Bhubaneswar on May 16, 2009.
"Medical Diagnosis through Reconfigurable Architectures", at the National Workshop on Software Defined Radio, January 11, 2008.
"Development of an FPGA based Clinical Diagnostic System" at the Intel India Regional Academic Forum, Kolkata on August 25, 2007.
"Artificial Intelligence for Clinical Diagnostic Applications" at the Department of Information Technology, Kalyani Government Engineering College, Kalyani on December 20, 2006.
"Development of embedded systems for smart telemedicine applications" at the Department of Electronics and Communication Engineering, Kalyani University on May 18, 2006.
"Microprocessor based hardware assembly" at the Department of Physics, Bangabasi College on January 31, 2006.
"Development of a low cost hardware for telediagnosis" at the e-Governance seminar organized by the Department of Information Technology, Government of Andhra Pradesh on January 12, 2006.
"Wireless Communication in coal mines" at IISc Bangalore on May 1, 2005.
"Telemedicine: A gift of Information and Communication Technology" at IETE Kolkata Center on October 15, 2004.
"ASIC Design of the linearisation circuit of a sensor" at the IC Design and Fabrication Centre, Jadavpur University, Kolkata on June 30, 2004.

Administrative Responsibilities:

Programme Coordinator, B.Tech-M.Tech Integrated Dual Degree Programme (Bio-engineering), IIT Mandi, (2019-Present)
Coordinator, Design and Innovation Centre, IIT Mandi, (2016-Present)
Co-advisor, Alumni Affairs Cell, IIT Mandi, (2019-2021)
Member of Green Committee, IIT Mandi, (2016-2021)
Member of Humanities Course Interest Group of IIT Mandi, (2015-Present)
Member of M.Tech (Biotechnology) Course Interest Group of IIT Mandi, (2017-Present)
Member of M.Tech in (VLSI) Course Interest Group of IIT Mandi, (2016-Present)
Member of Doctoral Committee of Prabhjot Kaur (SCEE), Iswar Chandra Mondal (SBS), Saravanan Rajendran (SBS), Ajay Kumar (SBS), Anuj Verma (SCEE), Anant Singh (SCEE), Hrishikesh Tiwari (SCEE), Sukesh Kumar Das (SCEE), Priyanka (SCEE)
Programme Coordinator, B.Tech (Electrical Engineering), IIT Mandi, (2018-19)
Faculty Coordinator, ACM Student Chapter of IIT Mandi, (2015-18)
Chairman, Mathematics and Science in Engineering Track, Exploring Engineering Group, Induction Program Committee, IIT Mandi, (2017).
Member, BioX Centre Purchase Advisory Committee, (2016-2019).
Member of Integrated Ph.D in Physics Course Interest Group of IIT Mandi, (2016-2019)
Faculty in charge, Faculty Common Office (A1), IIT Mandi, (2016-2019)
Co-Advisor, Society for Collaborative Research and Innovation, IIT Mandi, (2016-2017)
Editor, Electron Wave: The SCEE Newsletter, IIT Mandi, (2016-2019)
Member, Safety Committee, IIT Mandi, (2016-2018)
Member, Institute Newsletter Committee, IIT Mandi, (2016-2018)