Ratan Das
Assistant Professor (HOD)
North Lakhimpur College (Autonomous)

Email: rdas@nlc.ac.in

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Ratan Das

M.Sc. (G.U.), M.Tech. (T.U.), Ph.D. (CSIR)
Joined North Lakhimpur College on 24 Sep, 2022
Worked as Research Fellow in CSIR-CSIO Chandigarh, NEHU Shillong, and was a Visiting Doctoral Fellow at the University of Montpellier, France.
Research Interest:
Gait Analysis, Wearable Electronics, Medical Instrumentation
Specialized Courses:
Electronics System Design, Biomedical Instrumentation, Signal Processing
  • Research Associate: North-Eastern Hill University, Shillong (May 2021- August 2022)
  • Research Fellow: CSIR-CSIO, Chandigarh (September-2013 - April 2021)
Awards and Accomplishments
  • Visiting Doctoral Fellow at Laboratoire d'Informatique, de Robotique et de Microélectronique de Montpellier (LIRMM, France) from June 2019 to July 2019.
  • Winner of DBT-BIRAC Hackathon 2016 with theme Innovation in Healthcare Technology for the design of Rehabilitation Device to Help Arthritis Patients (RAHAT) (Cash Prize of INR 1,00,000/-)
  • Second Runner up of MedTech Hackathon organized by Indian Institute of Technology Ropar for the design of an Ergonomic Crutch (Cash Prize of INR 10,000/-)
  • Best Poster Award at Indo-French Workshop on Robotics for Rehabilitation (Robo-Rehab 2019)
  • Best Paper Award at 5th International Conference of Soft Computing: Theories and Applications (SoCTA-2020), STEM Society and National Institute of Technology Jalandhar, India.
  • Best Paper Award at MICTDI-2016 held at IETE, Chandigarh, India
  • Selected for International Travel Grant by Dept. of Science and Technology (Govt. of India) and CCSTDS (Govt. of India) to attend IEEE Sensors 2019, Montreal, Canada.
  • Qualified for National Eligibility Test (Junior Research Fellowship) in Electronic Science, December 2013 and December-2014.
  • Qualified Graduate Aptitude Test in Engineering-2013 in Electronics & Communication Engineering
Research Projects (As team member)
  • Development of gait training tools and mobility aids for Parkinson's Patients (Granting Agency: Dept. of Biotechnology, New Delhi)
  • Dynamic Postural Stability Assessment System (Granting Agency: CSIR, New Delhi)
  • Modelling of Human Intention during Gait Rehabilitation-“iRehab” (Indo-French Bilateral Exchange & Collaborative Research Programme under DST-INRIA-CNRS)
  • Ligament Injury Assessment and Therapy Device for motor-rehabilitation of Soldiers “L-GEAR” (Granting Agency: CSIR, New Delhi
  • Portable Harness Ambulatory System (Granting Agency: CSIR, New Delhi)
  • Technology Solution for Exoskeleton Devices (Granting Agency: CSIR, New Delhi)
  • Development and Calibration of Cricoid Sensor Assembly (Consultancy project from PGIMER, Chandigarh)
  • Respiratory Assistance Intervention Device: A portable ventilator (Respi-AID) (Granting Agency: CSIR-CSIO, Chandigarh)
  • Performance evaluation of developed Wireless Foot Sensor Module (WFSM) for estimating gait temporal parameters of persons with Neurological Gait Disorder (Clinical Study)


  • Therapeutic apparatus for adaptive joint therapy based on quantified Ashworth and modified Ashworth scale (Patent Published, Appl. No- 201911013438 dated: 03/04/2019)
  • System and method for measuring pressure applied on cricoid cartilage during Sellick’s manoeuvre (Patent Published, Application Number202111062180 dated: 31/12/2021)


  • L-Gear: Ligament Injury Assessment & Therapy Tool for Motor Rehabilitation (Copyright Granted No. SW-13319/2020)
  • G-Eva: System for gait evaluation (Copyright Granted No. SW-16838/2023, Dated: 12/07/2023)
  • Balance Board for Dynamic Postural Stability Assessment (Applied for Industrial Design Protection)


Google Scholar LinkedIn

  • "Digital-Health Monitoring System for Healthy Aging using Gait Biomarkers," IEEE Sensors Journal (2023). [IF: 4.3]
  • “A Novel Low-Cost ZMP Estimation Method for Humanoid Gait using Inertial Measurement Devices: Concept and Experiments”, International Journal of Humanoid Robotics (2023) [IF: 1.408]
  • "Recent trends and practices toward assessment and rehabilitation of neurodegenerative disorders: Insights from human gait." Frontiers in Neuroscience  (2022) [IF: 5.152]
  • "Development of Robotic Rehabilitation Device for Spasticity Treatment of Acute Spinal Cord Injury Patients." IETE Journal of Research(2021) [IF: 1.877]
  • "A Novel Method for Stride Length Estimation Using Wireless Foot Sensor Module." IETE Journal of Research(2021) [IF: 1.877]
  • "Fusion of EEG and EMG signals for classification of unilateral foot movements." Biomedical Signal Processing and Control (2020) [IF: 5.076]
  • "A novel approach for real-time gait events detection using developed wireless foot sensor module." IEEE Sensors Letters (2019) [IF: 2.8]
  • “Investigations on Postural Stability and Spatiotemporal Parameters of Human Gait using Developed Wearable Smart Insole” Journal of Medical Engineering and Technology (JMET), January 2015, Vol. 39, No. 1, Pages 75-78
Invited Talks
  • Delivered an Invited Talk at National Conference on Advanced Wireless Communication and its Implications, 2018 held at BBSBEC, Fatehgarh Sahib, India
  • Invited as Technical Expert for conducting 02 days workshop on “Biomedical applications using LabVIEW” at the National Institute of Science and Technology, Orissa, India
  • Invited as Technical Expert for conducting a workshop on LabVIEW software at Maharishi Markandeshwar University, Ambala, India
Other Roles
  • Head, Department of Electronics, North Lakhimur College (A) since October-2022
  • Chairman, Board of Studies, Department of Electronics, N.L.C (A) since March-2023
  • Innovation Activity Coordinator, Innovation Cell, N.L.C(A) Since Nov-2022
  • Coordinator, N.L.C (A), Stay Safe Online Campaign, by Ministry of Electronics and Information Technology (MeitY), GoI
  • Coordinator, NLC-IPR Cell, Since October-2023
  • Member, Institutional Apprenticeship Cell, since March-2024