K. C. Rayasam, S. K. Kar, and S. K. Das,"Activity monitoring and alert system for elderly people in smart homes", in 2023 3rd international conference on artificial intelligence and signal processing (aisp), pp.1--5, IEEE, VIJAYAWADA, India 2023, 10.1109/AISP57993.2023.10134876       Inproceedings

A. Panda and S. K. Kar,"A Power-Efficient OTA-Based Waveform Generator Featuring Adjustable Frequency and Amplitude", in 2022 IEEE 19th India Council International Conference (INDICON), IEEE 2022, 10.1109/INDICON56171.2022.10039890       Inproceedings

S. K. Kar and S. Sen,"Interfacing circuit for capacitive sensors", Systems for Printed Flexible Sensors, Design and implementation, ch.5, pp.5-1 5-24, IOP Publishing Ltd 2022, 10.1088/978-0-7503-3935-3       Inbook

A. Singh, V. K. Sinha, and S. K. Kar,"Real-time Voltage Mode Pulse Oximetry System", in 2022 IEEE 19th India Council International Conference (INDICON), IEEE, November 2022, 10.1109/INDICON56171.2022.10039890       Inproceedings

A. Panda and S. K. Kar,"A 26 µW area efficient bio-potential acquisition system with feed-forward DC offset cancellation", AEU-International Journal of Electronics and Communications, vol.136, no.7, pp.153754, Elsevier 2021, 10.1016/j.aeue.2021.153754       Article

R. Tirupathi and S. K. Kar,"Low-offset differential output switched-capacitor interface for micro-capacitive acceleration sensors", IET Science, Measurement & Technology, vol.15, no.3, pp.279-291, Wiley, May 2021, 10.1049/smt2.12029       Article

P. Biswal, S. K. Kar, and B. Mukherjee,"Performance improvement of low frequency piezoelectric energy harvester incorporating holes with an in-house experimental set-up", Meccanica, vol.56, pp.59–72, Springer, January 2021, 10.1007/s11012-020-01279-y       Article

P. Biswal, S. K. Kar, and B. Mukherjee,"Design and optimization of high-performance through hole based MEMS energy harvester using piezomumps", Journal of Electronic Materials, vol.50, no.1, pp.375-388, Springer, January 2021, 10.1007/s11664-020-08528-6       Article

R. Tirupathi and S. K. Kar,"A 200 µg/vHz, 2.7 milli-g offset differential interface for capacitive micro accelerometer", IEEE Transactions on Circuits and Systems II: Express Briefs, vol.68, no.6, pp.1753-1757, IEEE, June 2021, 10.1109/TCSII.2020.3041614       Article

R. Tirupathi and S. K. Kar,"On-chip implementable autocalibration of sensor offset for differential capacitive sensor interfaces", IEEE Transactions on Instrumentation and Measurement, vol.70, pp.1-9, IEEE 2021, 10.1109/TIM.2020.3023174.       Article