1. Reconfigurable Filters
2. Reconfigurable antennas and different types of antennas
3. Other Microwave Passive circuits (Power divider and combiner, and Couplers, etc.)
4. Millimeter-wave devices

Journals

1. Lalit Kumar, M. S. Parihar, “Quasi-Lumped Analysis of Wideband Bandpass Filter with High Out-of-Band Rejection Rate,” IEEE Trans. on com. packa. and Manu. Tech. vol. 9 no. 8, pp. 1549-1558, 2019. DOI: 10.1109/TCPMT.2019.2918478.
2. Arun Pant, Lalit Kumar, Ravi Dutt Gupta, M. S. Parihar, “An Investigation on Non-linear aspects of Pattern Reconfigurable Hexagon Shaped Planar Loop Antenna,” IET MAP. 2019. DOI: 10.1049/iet-map.2018.5344.
3. Lalit Kumar, M. S. Parihar, "A Compact Reconfigurable Low Pass Filter with Wide Stop Band Rejection Bandwidth,” IEEE Microw. Wirel. Compon. Lett. vol. 28, no.5, pp. 401-403, 2018.  DOI: 10.1109/LMWC.2018.2823001.
4. Lalit Kumar, M. S. Parihar, "A Wide Stopband Low-pass Filter with High Roll-Off using Stepped Impedance Resonator,” IEEE Microw. Wirel. Compon. Lett., vol. 28, no.5, pp. 404-406, 2018. DOI: 10.1109/LMWC.2018.2816520. 
5. Lalit Kumar, M. S. Parihar, "Compact Hexagonal Shape Elliptical Low Pass Filter with Wide Stop Band,” IEEE Microw. Wirel. Compon. Lett., vol. 26, no.12, pp. 978-980, 2016. DOI:10.1109/LMWC.2016.2623246.

Conferences

1.  Arun Pant, Lalit Kumar, and Manoj Singh Parihar, “A Frequency Reconfigurable Mobile Handset Antenna for 4G & Pre-5G Technology,” Conference on information and communication technology (CICT), Oct. 2018. DOI: 10.1109/INFOCOMTECH.2018.8722373.
2. Arun Pant, Lalit Kumar, and Manoj Singh Parihar, “Smart Antenna with Dynamic Radiation Pattern Capability for 4G Applications,” Conference on information and communication technology (CICT), Oct. 2018. DOI: 10.1109/INFOCOMTECH.2018.8722404.
3. Arun Pant, Lalit Kumar, and Manoj Singh Parihar, “Electronically Pattern Reconfigurable Hexagon shaped Loop Antenna,” International conference for convergence Technology (I2CT), Oct. 2018.   DOI: 10.1109/I2CT.2018.8529520.
4. Arun Pant, Lalit Kumar, and Manoj Singh Parihar, “Investigation of Non–linear Effects in Electronically Pattern Reconfigurable Hexagon shaped Loop Antenna,” International conference on optical & wireless technology (OWT), Feb. 2018. DOI: 10.1007/978-981-13-6159-3_42.
5. Jolly Hanna Kindo, Lalit Kumar, and M. S. Parihar, “Planar Ultra-Wideband (UWB) filtenna using hexagonal shaped structure,” International Conference on Microwave and Photonics (ICMAP) 2018. DOI: 10.1109/INFOCOMTECH.2018.8722404.

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1. Ph. D. (Electronics and Communication Engineering) from IIITDM Jabalpur Madhya Pradesh: 2014-2019.
2. M. Tech. (Microwave Electronics) from DOES South Campus University of Delhi: 2010-2012.
3. B. Tech. (Electronics and Communication Engineering) from BIET Jhansi Uttar Pardesh: 2004-2008.

https://scholar.google.co.in/citations?user=NCmJ-v8AAAAJ&hl=en

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