, It will automatically logout!
Go Back
  • Nidhi Sharma, Research Scholar, under the supervision of Devarshi Mrinal Das, Best Women Research Award in the IEEE WinTechCon, 2024.
  • Sahibia Kaur, Research Scholar, under the supervision of Devarshi Mrinal Das,Mahendra Sakare, Dr.Sahibia Kaur joined the Forschungszentrum Jülich, Germany, as a Researcher in Neuromorphic .
Profile Image

Devarshi Mrinal Das

Assistant Professor
212, JC Bose, Main Campus, IIT Ropar
devarshi.das@iitrpr.ac.in
1881232211
Google Scholar Profile


Introduction

Research Highlights

21

Journal Publications

26

Conference Publications

7

Research Projects

7

Patents

0

Awards & Honours

Qualifications
  1. PhD IIT Bombay 2017
Research Interests
  • Analog & Mixed-Signal IC Design
  • Bio-inspired circuits and systems for AI
  • Semiconductor qubit readout circuits for QC
  • Chip-scale atomic clock ASIC
  • EMI immune circuits for 6G ecosystem
Brief Research Profile

  1. 1. S. K. Vohra, M. Sakare, A. P. James, D. M. Das, "SpiMAM: CMOS Implementation of Bio-Inspired Spiking Multidirectional Associative Memory Featuring In-Situ Learning", IEEE Transactions on Circuits and Systems I: Regular Papers, ,  , novalue
  2. 2. Nidhi Sharma, R. K. Srivsatava, D. Sehgal, Devarshi Mrinal Das, "A Low-power Common-mode Insensitive Rail-to-Rail Dynamic Comparator for ADCs", Integration, ,  , novalue
  3. 3. N. Sharma, V. Hande, Devarshi Mrinal Das, "A Dynamic Comparator With Cross-Coupled Pre-Amplifier With <160 ps Delay and 81 fJ.ns EDP", Integrated Circuits and Systems, ,  , novalue
  4. 4. S. Singh, S. Boyapati, D. M. Das, "Impact of EMI on the Reliability of Crossbar Architecture-based Inference in CMOS Technology", IEEE Transactions on Components, Packaging and Manufacturing Technology, ,  , novalue
  5. 5. N. Sharma, S. A. Thomas, V. Hande, Devarshi Mrinal Das, "A Modified Three-Stage Dynamic Comparator Achieving Rail-to-Rail Input Common-mode Range with <86 fJ.ns EDP", IEEE Transactions on Circuits and Systems II: Express Briefs, ,  , novalue
  6. 6. S. A. Thomas, S. Kushwaha, R. Sharma, Devarshi Mrinal Das, "Design and Analysis of 3D Integrated Folded Ferro-Capacitive Crossbar Array for Brain-Inspired Computing System", IEEE Journal on Emerging and Selected Topics in Circuits and Systems, ,  , 2024
  7. 7. S. K. Vohra, S. A. Thomas, Shivdeep, M. Sakare and D. M. Das, "Full CMOS Circuit for Brain-Inspired Associative Memory With On-Chip Trainable Memristive STDP Synapse", IEEE Transactions on Very Large Scale Integration (VLSI) Systems, ,  , 2023
  8. 8. M. A. Saeed, M. Kumar, B. Umapathi and D. M. Das, "Optimization of Slew Mitigation Capacitor in Passive Charge Compensation-Based Delta–Sigma Modulator", IEEE Transactions on Circuits and Systems II: Express Briefs, ,  , 2023
  9. 9. M. A. Saeed, R. K. Srivastava, D. Sehgal, D. M. Das, "Design of a High Precision CMOS Programmable Gain and Data Rate Delta Sigma ADC", Analog Integrated Circuits and Signal Processing, ,  , 2023
  10. 10. M. K. Singh, P. Singh, U. Chichhula, H. Mehra, D. M. Das, M. Sakare, "A PRBS Generator using Merged XOR-D flip-flop as Building Blocks", Circuits, System and Signal Processing, ,  , 2023
  11. 11. K. Varshney, P. Shukla, B. Prakash, D. M. Das, B. Rawat, "Enhancing Resistive Switching Characteristics of MoS2-based Memristor through O2 Plasma Irradiation-Induced Defects", IEEE Journal of the Electron Devices Society, ,  , 2023
  12. 12. K. Varshney, M. S. Yadav, B. Rawat, D. M. Das, "Analysis and Modeling of Bipolar Resistive Switching in Two-Dimensional Graphene Electrode-based Memristor", IEEE Transactions on Electron Devices, 70,  5454 - 5461, 2023
  13. 13. S. A. Thomas, S. K. Vohra, R. Kumar, R. Sharma and D. M. Das, "Analysis of Parasitic Effects in a Crossbar in CMOS Based Neuromorphic System for Pattern Recognition Using Memristive Synapses", IEEE Transactions on Nanotechnology, ,  , 2022
  14. 14. D. M. Das, K. Barot, A. Srivastava, M. S. Baghini, "Noise-power-area optimised design procedure for OTAs with complementary input transistors for neural amplifiers", IET Circuits, Devices and Systems, ,  , 2020
  15. 15. A. Karmakar, D. M. Das, M. S. Baghini, "Adaptive analogue calibration technique to compensate electrode motion artefacts in biopotential recording", IET Circuits, Devices and Systems, ,  , 2020
  16. 16. D. M. Das, A. Vidwans, A. Srivastava, M. Ahmad, S. Vaishnav, S. Dewan and M. Shojaei Baghini, "Design and development of an Internet-of-Things enabled wearable ExG measuring system with a novel signal processing algorithm for electrocardiogram", IET Circuits, Devices and Systems, ,  , 2019
  17. 17. A. Srivastava, D. M. Das, P. Mathur, D. K. Sharma, M. S. Baghini, "0.43-nJ/bit OOK Transmitter for Wearable and Implantable Devices in 400-MHz MedRadio Band", IEEE Microwave and Wireless Components Letters, ,  , 2018
  18. 18. D. M. Das, A. Gupta, A. Srivastava, A. Vidwans, M. Ahmad, A. Shelke, S. Kale, J. Ananthapadmanabhan, D K Sharma, M. Shojaei Baghini, "A pulse oximeter system, OxiSense, with embedded signal processing using an ultra-low power ASIC designed for testability", Microelectronics Journal, ,  , 2018
  19. 19. A. Srivastava, N. Sankar K., B. Chatterjee, D. M. Das, M. Ahmad, Rakesh K. K., V. Saraf, J. Ananthapadmanabhan, D. K. Sharma, M. S. Baghini, "Bio-WiTel: A Low-Power Integrated Wireless Telemetry System for Healthcare Applications in 401–406 MHz Band of MedRadio Spectrum", IEEE Journal of Biomedical and Health Informatics, ,  , 2018
  20. 20. B. Chatterjee, N. Modak, A. Amaravati, D. Mistry, D. M. Das, M. S. Baghini, "A Sub-1 V, 120 nW, PVT-Variation Tolerant, Tunable, and Scalable Voltage Reference With 60-dB PSNA", IEEE Transactions on Nanotechnology, ,  , 2017
  21. 21. D. M. Das, A. Srivastava, J. Ananthapadmanabhan, M. Ahmad, M. S. Baghini, "A novel low-noise fully differential CMOS instrumentation amplifier with 1.88 noise efficiency factor for biomedical and sensor applications", Microelectronics Journal, ,  , 2016

  • 1. M. K. Singh, M. K. Gautam, P. Singh, R. S. Nagulapalli, D. M. Das and M. Sakare, "A Double Cross-Coupled Delay Cell for High-Frequency Differential Ring VCOs", IEEE Asia Pacific Conference On Circuits And Systems (IEEE APCCAS) 2023, ,  , 2023
  • 2. N. Sharma, R. K. Srivastava, V. Hande, D. Sehgal, D. M. Das, "A Self-Calibration Logic Circuit Agnostic To Offset Calibration Technique For High-Precision Dynamic Comparator", IEEE Women in Technology Conference (IEEE WINTECHCON) 2023, ,  , 2023
  • 3. S. K. Vohra, M. Sakare, D. M. Das, "Full CMOS Analog Circuit Implementation of Multi-Functional Pavlov Associative Memory using STDP Learning", IEEE Women in Technology Conference (IEEE WINTECHCON) 2023, ,  , 2023
  • 4. Shivdeep, S. Sharma, S. Boyapati, D. M. Das, "A Two Stage Miller OpAmp with Low Voltage Cascode Current Source with High EMI Immunity", IEEE International Symposium and Exhibition on Electromagnetic Compatibility (EMC Europe 2023), ,  , 2023
  • 5. M. K. Singh, P. Singh, D. M. Das and M. Sakare, "A Low Power Differential Delay Cell without Cross-Coupled Latch for Ring VCO", 2023 18th Conference on Ph.D Research in Microelectronics and Electronics (PRIME), ,  , 2023
  • 6. S. A. Thomas, S. K. Vohra, S. Kushwaha, R. Sharma and D. M. Das, \"Modeling and Analysis of CMOS-based Folded Memristive Crossbar Array for 3D Neuromorphic Integrated Circuits,\" 2023 IEEE 73rd Electronic Components and Technology Conference (ECTC), Orlando, FL, USA, 2023, pp. 960-966, doi: 10.1109/ECTC51909.2023.00164., "Modeling and Analysis of CMOS-based Folded Memristive Crossbar Array for 3D Neuromorphic Integrated Circuits", 2023 IEEE 73rd Electronic Components and Technology Conference (ECTC), ,  , 2023
  • 7. N. Sharma, V. Hande, R. K. Srivastava and D. M. Das, "6-bit 1-GS/s Partially Active Flash ADC with Comparator Offset Correction", 2022 IEEE International Symposium on Smart Electronic Systems (iSES), ,  , 2022
  • 8. K. Varshney, M. S. Yadav, D. M. Das and B. Rawat, "Performance of Graphene Oxide-based Memristor for Nonvolatile Memory and Neuromorphic Computing", 2022 IEEE International Conference on Emerging Electronics (ICEE), ,  , 2022
  • 9. S. Chittoriya, Shivdeep, K. K. Jha, D. M. Das and R. Sharma, "A Low-Overhead PUF Based Hardware Security Technique to Prevent Scan Chain Attacks for Industry-Standard DFT Architecture", 2022 IEEE 65th International Midwest Symposium on Circuits and Systems (MWSCAS), ,  , 2022
  • 10. K. Poojith, K. Varshney, M. S. Yadav, D. M. Das and B. Rawat, \"Modulation of Resistive Switching Behaviour of TaOx-based Memristor Through Device Engineering\", 2022 IEEE 7th International conference for Convergence in Technology (I2CT), 2022, pp. 1-6, doi: 10.1109/I2CT54291.2022.9824458., "Modulation of Resistive Switching Behaviour of TaOx-based Memristor Through Device Engineering", 2022 IEEE 7th International conference for Convergence in Technology (I2CT), ,  , 2022
  • 11. Shivdeep, S. K. Vohra, N. Goel and D. M. Das, "A Robust Training Signal Generator for Trainable Memristive Digital to Analog Converter", 2021 IEEE International Symposium on Smart Electronic Systems (iSES), ,  , 2021
  • 12. S. Kumar and D. M. Das, "Python-LTspice Co-Simulation to Train Neural Networks with Memristive Synapses to Learn Logic Gate Operations", 2021 IEEE International Symposium on Smart Electronic Systems (iSES), ,  , 2021
  • 13. S. K. Vohra, S. A. Thomas, M. Sakare, D. M. Das, "Analytical Modelling of a CMOS Inter Spike Interval Decoder for Resistive Crossbar based Brain Inspired Computing", 25th International Symposium on VLSI Design and Test (VDAT), 2021, ,  , 2021
  • 14. A. Srivastava, D. M. Das, M. S. Baghini, \"Design and Implementation of 0.23 nJ/bit Reference-Spur-Free FSK/OOK Transmitter at 400 MHz for Wearable Health Monitoring\", 2021 IEEE Biomedical Circuits and Systems Conference (BioCAS), 2021, pp. 1-5, doi: 10.1109/BioCAS49922.2021.9644937 (selected as one of the top contributions to the conference)., "Design and Implementation of 0.23 nJ/bit Reference-Spur-Free FSK/OOK Transmitter at 400 MHz for Wearable Health Monitoring", 2021 IEEE Biomedical Circuits and Systems Conference (BioCAS), ,  , 2021
  • 15. S. K. Vohra, S. Thomas, M. Sakare, D. M. Das, "Full CMOS Implementation of Bidirectional Associative Memory Neural Network with Analog Memristive Synapse", 2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), ,  , 2021
  • 16. S. A. Thomas, S. K. Vohra, R. Kumar, R. Sharma, D. M. Das, "Analysis of Parasitics on CMOS based Memristor Crossbar Array for Neuromorphic Systems", 2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), ,  , 2021
  • 17. S. Das, S. Wadhwa, D. M. Das, "A CMOS based High Resolution All-Digital Temperature Sensor with Low Power Supply Sensitivity", 2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), ,  , 2021
  • 18. M. K. Singh, P. Singh, D. M. Das, M. Sakare, "A low power 8 X 27 - 1 PRBS using Exclusive-OR gate merged D flip-flops", 2021 IEEE International Midwest Symposium on Circuits and Systems (MWSCAS), ,  , 2021
  • 19. D. M. Das, A. Srivastava, A. Gupta, K. Barot, M. S. Baghini, "A noise-power-area optimized novel programmable gain and bandwidth instrumentation amplifier for biomedical applications", 2017 IEEE International Symposium on Circuits and Systems (ISCAS), ,  , 2017
  • 20. A. Srivastava, N. Sankar, D. M. Das, M. S. Baghini, "LNA-LO Co-design Considerations for Low Intermediate Frequency Receivers in 401-406 MHz MedRadio Spectrum for Healthcare Applications", 2017 30th International Conference on VLSI Design, ,  , 2017
  • 21. A. Srivastava, D. M. Das, M. S. Vignesh, K. Bharadwaj, S. Dewan and M. S. Baghini, "Bio-telemetry and bio-instrumentation technologies for healthcare monitoring systems", 2016 IEEE Region 10 Humanitarian Technology Conference (R10-HTC), ,  , 2016
  • 22. A. Srivastava, D. M. Das, D. K. Sharma, M. S. Baghini, "SAW resonator oscillator based injection locked OOK transmitter for MedRadio spectrum", 2016 14th IEEE International New Circuits and Systems Conference (NEWCAS), ,  , 2016
  • 23. P. Kimtee, D. M. Das, M. S. Baghini, "A mismatch insensitive reconfigurable discrete time biosignal conditioning circuit in 180 nm MM CMOS technology", 2016 20th International Symposium on VLSI Design and Test (VDAT),, ,  , 2016
  • 24. A. Srivastava, N. Sankar, K. K. Rakesh, B. Chatterjee, D. M. Das, M. S. Baghini, "Design and measurement techniques for a low noise amplifier in a receiver chain for MedRadio spectrum of 401–406 MHz frequency band", 2016 20th International Symposium on VLSI Design and Test (VDAT), ,  , 2016
  • 25. D. M. Das, J. Ananthapadmanabhan, M. S. Baghini, D. K. Sharma, "Design considerations for high-CMRR low-power current mode instrumentation amplifier for biomedicai data acquisition systems", 2014 21st IEEE International Conference on Electronics, Circuits and Systems (ICECS), ,  , 2014
  • 26. B. Subrahmanyam, D. M. Das, M. S. Baghini and J. Redoute, "A balanced CMOS OpAmp with high EMI immunity", International Symposium on Electromagnetic Compatibility (EMC), ,  703-708, 2014

  • 1. Patent, "Ultra Low Noise Instrumentation Amplifier" ISBN:Indian Patent 473407 published by - Indian Patent Office Year: 2023 authors- D. M. Das, M. S. Baghini
  • 2. Patent, "A handheld pulse oximeter system" ISBN:Indian Patent 498947 published by - Indian Patent Office Year: 2024 authors- A. Gupta, D. M. Das, M. S. Baghini, et. al.
  • 3. Patent, "A Design Method for Low Power and Low Noise Biomedical Signal Conditioning Circuit" ISBN:Indian Patent 408593 published by - Indian Patent Office Year: 2022 authors- K. J. Barot, D. M. Das, M. S. Baghini
  • 4. Patent, "Voltage Mode Log Domain Low Pass Filter (LDLPF) for Healthcare Applications" ISBN:Indian Patent 398460 published by - Indian Patent Office Year: 2022 authors- J. Ananthapadmanabhan, D. M. Das, M. S. Baghini
  • 5. Patent, "SAW Resonator Oscillator Based Injection Locked OOK Transmitter for Healthcare Applications" ISBN:Indian Patent 381814 published by - Indian Patent Office Year: 2021 authors- A. Srivastava, D. M. Das, M. S. Baghini
  • 6. Patent, "Design Considerations for Transmitter and Receiver for Personal Healthcare Applications" ISBN:Indian Patent 408641 published by - Indian Patent Office Year: 2022 authors- A. Srivastava, N. S. Karuthedath, B. Chaterjee, M. Ahmad, R. K. Kukkundoor, D. M. Das, V. Saraf, J. AnanthPadmanabhan, D. K. Sharma, M. S. Baghini,
  • 7. Patent, "Pseudo-random binary sequences (PRBS) generator for performing on-chip testing and a method thereof" ISBN:US patent 11,774,496 published by - US Patent Office Year: 2023 authors- M. Sakare, M. K. Singh, P. Singh, D. M. Das, V. G. Hande,

S. No. Title Funding Agency Role Start Year - End Year Amount (In Lacs) Details
1 Noise-power-area optimised instrumentation amplifier for sensing applications Science and Engineering Research Board (SERB) PI 2022 - 2025 34.000
2 Design and development of an IoT enabled Pulse-oximeter system for integrating with oxygen concentrators Science and Engineering Research Board (SERB) PI 2022 - 2023 9.000
3 The AI-enabled solar-based multi-port high gain electric vehicle AC charging station for domestic and industrial use Ministry of Electronics and Information Technology (MeitY) CO-PI 2022 - 2024 66.000
4 ASIC and Package Design of Ultra Small Atomic Clock SMDP-C2S of MeitY CO-PI 2023 - 2028 285.000
5 Electromagnetic Interference Mitigation Techniques for Analog and Mixed-Signal CMOS Integrated Circuits in 6G Environment for Robust Front-End Design Department of Telecommunication PI 2025 - 2028 121.000
6 Design and Demonstration of a Highly Scalable Quantum Computer using Semiconducting Qubits Department of Science and Technology (DST) PI 2025 - 2030 130.000

S. No. Title Funding Agency Start Year - End Year Amount (In Lacs) Details
1 Design modifications for improving DC rating of a three-speed rotary blower switch Gillard Electronics 2019 - 2019 1.000

Code Title L-T-P-S-C Type Degree Year Semester
EE657 Mixed Signal IC Design 3-0-0-6-3 Elective M.tech. - Microelectronics and VLSI Design 2024 Semester II
EE662 Selected Topics in Microelectronics and VLSI Design 3-0-0-6-3 Elective M.tech. - Microelectronics and VLSI Design 2024 Semester II