WELCOME TO MY WEBPAGE

Dr. Rajkishor Kumar is working as an Associate Professor (Grade-1) at the School of Electronics Engineering (SENSE) in the Department of Communication Engineering, Vellore Institute of Technology (VIT), Vellore, Tamil Nadu. Previously, he had worked in the Department of Electronics and Communication Engineering, Koneru Lakshmaiah Education Foundation formerly K L University, AP. He did his Ph.D. from the Department of Electronics Engineering at Indian Institute of Technology (Indian School of Mines) Dhanbad, India, and B.E. degree from  Tulsiramji Gaikwad Patil College of Engineering and Technology (TGPCET), Nagpur, Nagpur University, India, in 2012.  Dr. Kumar has authored/co-authored more than 55+ referred journals, Patents, conferences, and Books. He received a fellowship from MHRD, Government of India during his Ph.D. and was the recipient of the International Travel Grant from DST (SERB) International Travel Support Scheme, India. He is a potential reviewer of various journals such as Scientific Reports Nature, Applied Physics A, IEEE Internet of Things Journal, IEEE Transactions on Antennas & Propagation, IEEE Transactions on Microwave Theory and Techniques, IEEE Transactions on Plasma Science, IEEE Transactions on Aerospace and Electronic Systems, IEEE Journal on Flexible Electronics, IEEE Photonics Technology Letters, IEEE Transactions on Vehicular Technology, IEEE Transactions on Very Large Scale Integration Systems, IEEE Antenna & Wireless Propagation Letters, Waves in Random and Complex Media and so on. His Current Research Interests Include RF & Microwave Antennas, RF & Microwave Filters, RF Energy Harvesting and Transfer Systems, Antennae in Biomedical Applications and Artificial intelligence (AI), and Machine learning (ML) Approach in Antennas as well as IoT-Based Smart Antennae. He also got recognition from IEEE Antenna & Propagation Society for his exceptional performance as a reviewer of IEEE Antenna and Wireless Propagation Letters for Jan. 2021- Dec. 2021. He is an Academic Editor of International Journal of Antennas and Propagation-WILEY, & Journal of Sensors-WILEY, Guest Editor of IEEE- IEEE Open Journal of Antennas and Propagation and   Editorial Board Member (Editor): NATURE-Scientific Reports 

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Recently Accepted Edited BOOK

1. Rajkishor Kumar, Avinash Chandra, Indrasen Singh, Vijay Kumar, and Yu-Chen Hu, "Radio Frequency and Microwave Design for Next-Generation Wireless Applications" Series: Smart Technologies for Engineers and Scientists, CRC Press, Taylor & Francis. [Coming Soon]

Recently Accepted Patent

1. VIT, Rajkishor Kumar and, Avinash Chandra "M-Dielectric Resonator Antenna", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 417924-001, 2024, Intellectual Property India, GOI. [link to download].

2. VIT, Vijay Kumar, Yogesh Kumar, Yogesh Kumar Choukiker, Rajkishor Kumar, and Avinash Chandra "TWO LAYERED METASURFACE LOADED MINIATURIZED ANTENNA", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 412706-001, Intellectual Property India, GOI, 2024. [link to download].

3. VIT, Ravindiran Asaithambi and Rajkishor Kumar, "RECTANGULAR RING-SHAPED ANTENNA", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 409268-001, Intellectual Property India, GOI. 2024. [link to download].

 Recently Accepted SCI Journals:

1. Vijay Kumar, Avinash Chandra, and, Rajkishor Kumar "Graphene–metal Hybrid based Reconfigurable Wideband Terahertz Antenna with Improved Far-Field Characteristics", Accepted for Publication in Optical and Quantum Electronics, Springer, Vol. XXXX| No. XXXX, pp. XX-  XX, 2024. [link to download].

2. Sreenath Reddy Thummaluru, Rajkishor Kumar and, Raghvendra Kumar Chaudhary "Frequency Tunable SIW Band-Reject Filter with Increased Fundamental Mode Bandwidth for Spectrum Underlay Cognitive Radio", Accepted for Publication in International Journal of RF and Microwave Computer-Aided Engineering, WILEY, Vol. 2024 | Article ID 4303470, pp. 01-09, 2024. [link to download].

 Recently Accepted Conference Paper:

1.  Rajkishor Kumar, Sarthak Varshney, Shruti Bhandari, Diksha Singhal, Mahira Khan and, Saanvi Srivastava, "Implementation of Phased Array Antenna based on Multilayer fed with Substrate Integrated Waveguide Technology for Beam Scanning Applications", Accepted for Publication in 27th International Symposium on Wireless Personal Multimedia Communications (WPMC), November 17-20, 2024, Sharda University, Greater Noida (NCR-Delhi), India.

2. Abhinav Kumar Nayak, Shashaank Nair, Samridhi Bajpai, V. Indragandhi and Rajkishor Kumar,  "RF Energy Harvesting for small and IoT devices", Accepted for Publication in Second(2nd) International Conference on Microwave, Antenna and Communication (MAC 2024), October 4-6, 2024, Dehradun, Uttarakhand, India.

3. Rajkishor Kumar, Ronit Sen, Rohan Kumar, Aryan Mohapatra, Tapan Tripathi and Amod Shivappa "Implementation of Beam Steering/ Beam Scanning Based Semi-Flexible Antenna Array System Using the Modified Butler Matrix Topology", Accepted for Publication in Second(2nd) International Conference on Microwave, Antenna and Communication (MAC 2024), October 4-6, 2024, Dehradun, Uttarakhand, India.

4. Rajkishor Kumar, Devabathini Chinmay, Chetan Kumar Verma, Sanapala Srikrishna Kaushik and Rachita Joshi "Optimizing Next-Gen Communications: Combining Passive RISs in Cross Deployment", Accepted for Publication in Second(2nd) International Conference on Microwave, Antenna and Communication (MAC 2024), October 4-6, 2024, Dehradun, Uttarakhand, India.

5. Rajkishor Kumar, Shubham Bhattacharyya, Ridhiman Bhardwaj and Kumar Gaurav "Mini-Batch Gradient Ascent for Enhanced Indoor Localization in IoT Networks with Rayleigh Fading", Accepted for Publication in Second(2nd) International Conference on Microwave, Antenna and Communication (MAC 2024), October 4-6, 2024, Dehradun, Uttarakhand, India.

1- Editorial Board Member: Scientific Reports, NATURE (2024-Till Date) [link to download]

2- Academic Editor: Journal of Sensors, WILEY (2023-Till Date) [link to download]

3- Academic Editor: International Journal of Antennas and Propagation, WILEY (2022- Till Date) [link to download]

4- Associate Editor: IEEE Access (2020-22)

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Research Interest:

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     Contact Details

Dr. Rajkishor Kumar Ph.D. | IIT, Dhanbad

 Associate Professor (Grade-1)

Department of Communication Engineering, School of Electronics Engineering

  Vellore Institute of Technology, Vellore, Vellore-632014, Tamil Nadu, India     

  Email Id/ Institute Email Id: rajkishorkumar88@gmail.com/ rajkishor.kumar@vit.ac.in