Dr. K. J. Jegadish Kumar is an Associate Professor in the Department of Electronics and Communication Engineering at SSN School of Engineering, Shiv Nadar University Chennai. He received his B.E. in Electronics and Communication Engineering from Manonmaniam Sundaranar University (1999), M.E. in Communication Systems from Madurai Kamaraj University (2001), and Ph.D. in Electronics and Communication Engineering from Jawaharlal Nehru Technological University, Hyderabad (2015). His doctoral research was on “Investigation of Cryptography Techniques for Wireless Sensor Networks.”

With over 24 years of teaching and research experience, his research interests include Security solutions in VLSI, RF and Microwave Engineering, Antenna Design, and IOT/Embedded Systems. He has successfully completed two funded research projects and has published research papers in reputed national and international journals and conferences. He has successfully guided one Ph.D. scholar and is currently supervising two Ph.D. research scholars, in addition to mentoring undergraduate and postgraduate students.

Work Experience

Total Academic Experience: 24+ Years (currently over 24 years)

1.Lecturer

• PSR Engineering College, Sivakasi
• Duration: 02 January 2002 – 01 October 2002
• SSN College of Engineering, Kalavakkam
• Duration: 04 October 2002 – 30 September 2007

2. Assistant Professor

• SSN College of Engineering, Kalavakkam
• Duration: 01 October 2007 – 30 September 2015

3. Associate Professor

• SSN College of Engineering, Kalavakkam
• Duration: 01 October 2015 – 30 June 2026
• SSN School of Engineering, Shiv Nadar University Chennai
• Duration: 01 July 2026 – Present

Research Projects

Project 1: Design and Fabrication of Compact Implantable Dual-Band Antenna Integrated with an Implantable Medical Device for Biotelemetry Applications

This SSN Trust funded project was successfully completed over two years. A compact dual-band implantable antenna was designed, fabricated, and experimentally validated for biomedical telemetry applications, achieving efficient performance, miniaturization, and compliance with medical communication requirements.

Project 2: Implementation and Testing of Image Encryption Algorithm

This SSN Trust funded project was completed successfully within two years. Secure image encryption algorithms were implemented and evaluated using standard security metrics, demonstrating robust protection against cryptographic attacks and efficient performance for secure image transmission.

Publications

1. InternationalJournals

1. G. Govindarajan, G. N. A. Mohammed, A. Premanand, K. Savarimuthu and Jegadish Kumar K. J, “A Metaheuristic Approach for the Design and Optimization of Rasorber with Wide Absorption Bandwidth for RADAR Systems,” in IEEE Transactions on Consumer Electronics, July 2026, doi: 10.1109/TCE.2026.3708266.  (Q1-Wos)
2. Hanis, S., and J. Jegadish Kumar, “Implementation and Testing of an Image Encryption Algorithm Using a Novel Chaotic Map.” IETE Journal of Research, January 2026, 1–17. doi:10.1080/03772063.2025.2608203. (Q3-WoS)
3. M. Nisha, S. K. Sudhaman, S. Rajkumar, A. Karunakaran, and K. J. Jegadish Kumar,“Performance Comparison of Various Configurations of Band Notched UWB Antennas,” Journal of Engineering Sciences (JESAUN), vol. 54, no. 1, Jan. 2026. doi:10.21608/jesaun.2025.398278.1577. (Q4 – Scopus)
4. K. J. Jegadish Kumar, Bhuvaneshwari A. J., and Kaythry P., “Enhanced cryptosystem for resource-constrained devices with streamlined randomness analysis,” Cogent Engineering, vol. 12, no. 1, 2025, doi:10.1080/23311916.2025.2565364. (Q2-WoS)
5. A.J. Bhuvaneshwari ,P.Kaythry, K.J. JegadishKumar, Sachin D, “7-stage Pipelined Architecture Of Ascon For Resource Constraint Devices,” IEEE Embedded Systems Letters, 2025-02, 17 (1),1-1. (Q2)
6. P. Sumithra, M. G. N. Alsath, K. J. Jegadish kumar and D. Kannadassan, “RF Circuit Analysis of UWB Planar Log Periodic Antenna for 5G Communications using the Theory of Characteristics Modes,” in IEEE Open Journal of Antennas and Propagation, 2024. doi: 10.1109/OJAP.2024.3398147. (Clarivate Analytics, IF: 3.5) Q1
7. K. J. Jegadish Kumar, S. V. Manikanthan, Geetha Ramadas, Bhupati and Rakesh Kumar Giri, “Robotic and Autonomous Systems (RAS): Dynamic Modeling of Cyber-physical Environments”, Journal of Electrical Systems 20-4s (2024), Vol. 20, No. 4, pp. 2331-2340, 2024, Print ISSN: 1112-5209, Online ISSN: 1112-5209.(DOI :https://doi.org/10.52783/jes.2403) (Clarivate analytics)
8. MDevika rani, V Sai Geetha Lakshmi,  J. Jegadish Kumar, K Muthuvel and P. Muthukumar, “Hybrid War Strategy Optimization with Power Loss Index for Optimal VAr Compensation in Distribution Feeders with Industrial Load Growth”, International Journal of Intelligent Engineering & Systems, Vol. 17, No. 1, pp. 645-653, 2024, Print ISSN: 2185-310X, Online ISSN: 2185-3118. (DOI :10.22266/ijies2024.0229.54) (Scopus).
9. Ramachandran Thandaiah Prabu, Vanitha Lingaraj, Jegadish Kumar KailairaJan Jeyaprakash, Jeneetha Jebanazer, Nishanthi Govindaswamy, Sathish Kumar Natarajan and Orabi Salem Orabi, “Light emitting diode and laser diode system behaviour description and their performance signature measurements”, Journal of Optical Communications, Vol. 45, No. 1, 2024, Print ISSN: 0173-4911, Online ISSN: 2191-6322 .(DOI :https://doi.org/10.1515/joc-2024-0043) (Clarivate Analytics).
10. KaythryP, Jegadish Kumar K J, Vinu R, Balaji M and Errshaad Ahamed M, “Hand Cricket Game Application Using Computer Vision”, Journal of High-Frequency Communication Technologies,    1,  No.  4,  pp.  111-119,  2023,  Online  ISSN:  2836-9009.  (DOI:https://doi.org/10.58399/PSPD6084) (Google scholar).

11. Jegadish Kumar K J, Kaythry P, Santhosh S and Sheebha, “IoT Based Non-Invasive Blood Glucose Measurement Using Galvinic Skin Response Sensor”, Journal of Next Generation Technology, Vol. 3, No. 1, pp. 23-30, 2023, Online ISSN: 2583- 021X. (Google Scholar)
12. S. LakshmanaNainar Sundar, K J Jegadish Kumar, Muthulakshmi S and Malarvizhi K, “Using Processing Digital Image Methods for Documenting Tumorogenic Breast Disease Cells”, International Journal on Recent and Innovation Trends in Computing and Communication, Vol.   11,   No.   11,   pp.   898-905,   2023,   Online   ISSN:   2321-8169.(DOI:https://ijritcc.org/index.php/ijritcc/article/view/10343). (Scopus)

13. Nithyanandham G Jegadishkumar K J Gulam Nabi Alsath M “Compact coplanar waveguide fed implantable antenna with hybrid split‐ring resonators” International journal of RF and Microwave computer– aided Engineering (Wiley Publications),Volume 31 Issue 6 pp 1-11 March 2021 . Impact factor 1.58.
14. Nithyanandam V, J. Jegadish Kumar, N. Gulam Nabi Alsath, “Design of a Dual-Band Circular ImplantableAntenna for Biomedical Applications”, IEEE Antennas and Wireless Propagation Letters, Vol No 19, No.1, Jan 2020
15. Sriram Vaishali Srikamakshi M, Jegadish Kumar K.J. Nagarajan K.K, “Randomness Analysis of YUGAM-128 Using Diehard Test Suite”, Lecture Notes on Data Engineering and Communications Technologies, vol 46. Springer, Cham, pp. 600-607, Jan 2020
16. S. Sayi Soundariya, S. Ramprabhu, K J. Jegadish Kumar, “A Novel Miniaturized Polarization Independent Band-Stop Frequency Selective Surface,” IEEE Transactions on Electromagnetic Compatibility, Vol No 16, No 5, OCT 2019.
17. S. Venkata Suriyan and K. J. Jegadish Kumar, “Design of Slotted Pentagonal Structure Patch Antenna for RF Energy Harvesting in Mobile Communication Band”, International Conference on Computer Networks and Communication Technologies, Springer Lecture Notes on Data Engineering and Communications Technologies 15, 2019, pp 527-530. https://doi.org/10.1007/978-981-10-8681- 6_47.
18. Arun V, KarlMarx L.R., Jegadish K. J. Kumar, and Christy C. Vimlitha, “N-Shaped Frequency Reconfigurable Antenna with Auto Switching Unit, Applied Computational electromagnetics society journal, Vol 33, Number 6, June 2018, pp 710-713, ISSN: 1054-4887.
19. K. J. Jegadish Kumar, S. Joseph Gladwin, V. Kamaraj, “KAMAR: A Lightweight Feistel Block Cipher Using Cellular Automata”, Circuits and Systems, Volume 7, Issue 4, pp:222-230, 2016. doi: 10.4236/cs.2016.74021.ISSN Print: 2153-1285, ISSN Online: 2153-1293 (Google Scholar Indexed) paid, Abroad.
20. K. J. Jegadish Kumar, S. Joseph Gladwin, V. Karthick, V. Vaithianathan, “Realization of AES with Cellular Automata based S-Box for High speed image encryption”, In Asian Journal of Information Technology, Volume15, Issue 7, pp: 1243-1248, 2016, ISSN online:1682-3145 (Scopus Indexed), Paid, Abroad.
21. K.J.Jegadish Kumar, P.Kaythry, “Image Encryption for Wireless Multimedia sensor network using L2DCASKE”in International Journal of Advanced Engineering Technology , Vol VII, Issue I, Jan-March ‘2016, pp.no 340-345,ISSN: 0976 – 3945, paid India.
22. K.J. Jegadish Kumar, R. Balasubramanian, “ Lightweight Mixcolumn Architecture for Advanced EncryptionStandard,” In International Journal of Computer Applications, Volume 136, Issue No:11, Feb 2016 ISSN(0975-8887), PP 31-36, 10.5120/ijca2016908583, Impact factor:0.821 Paid/Foreign.
23. R.Venkatesan, K. J. Jegadish Kumar, “Harmonic Rejection in 2.4 GHz Gilbert Cell Mixer for Terrestrial Microwave Communication systems, In International Journal of Computer Applications, Volume 138, Issue No6, Mar 2016 ISSN(0975-8887) Paid/Foreign.
24. K.J. Jegadish Kumar, R. Balasubramanian, “ Lightweight Mixcolumn Architecture for Advanced EncryptionStandard,” In International Journal of Computer Applications, Volume 136, Issue No:11, Feb 2016 ISSN(0975-8887), PP 31-36, 10.5120/ijca2016908583, Impact factor:0.821 Paid/Foreign.
25. K.J. Jegadish Kumar, V. Karthick, ” AES S-Box Construction using One Dimensional Cellular Automata Rules,” In International Journal of Computer Applications, Volume 110, Issue No:12, Jan 2015 ISSN (0975 – 8887), PP 35-39 10.5120/19371-1085. Impact factor: 0.821 Paid/ Foreign.
26. K.J. Jegadish Kumar, S. Sudharsan, V. Karthick, “FPGA Implementation of Cellular Automata Based Stream Cipher: YUGAM-128,” International Conference on Signal Processing, Embedded System and CommunicationTechnologies and their applications for Sustainable and Renewable Energy (ICSECSRE ’14),Vol.3, Special Issue 3, April 14, pp 313 – 317, Paid
27. V.Kamaraj, K. J. Jegadish Kumar, “A Novel Algorithm for the generation ofSecret Key,” International Journal of Advanced and Innovative Research, Vol.3, Issue: 4, ISSN:2278-7844, Vol 3, issue 4, April 2014, pp 297-300
28. BijuN, K J Jegadish Kumar, ‘Security Analysis of Exclusive 128 bit NLFSR Based Stream Cipher’, International Journal of Advanced and Innovative Research, 3, Issue:4, ISSN:2278-7844, Vol 3, issue 4, April 2014, pp 411-415
29. Vigneshwaran.N, K.J.Jegadish Kumar, ‘Two Dimensional Cellular Automata Based Design of Private Key Encryption Algorithm’, National conference on emerging technologies in software engineering, International Journal of Engineering Development and Research(IJEDR),ISSN:2321-9939, April 2014, pp 41-46.
30. Kiran Reddy, K.J.Jegadish Kumar, ‘Implementation and Analysis of a Novel Block Cipher’, Internatinal Journal ofComputer Applications (IJCA), 89, Issue:8, ISSN:0975-8887, March 2014, Vol 89, Issue 8 , pp 34-36.
31. K.Rajam, I. Raja Mohammed, K. J. Jegadish Kumar, “Design of Modified Exclusive-128 Bit NLFSR Stream Cipher and Randomness Test,” International Journal of Computer Applications (0975 – 8887) Volume 91 – No.12, April 2014, pp 32-36.
32. K.J.JegadishKumar, K.Chenna Kesava Reddy, S.Salivahanan, S. D Karthik, V. Praveen, “Exclusive-128 Bit NLFSR Stream Cipher for Wireless Sensor Network Applications,” International Journal of Engineering and Technology, Vol.5 No: 5, Nov 2013, pp 3668-3675.
33. K.J. Jegadish Kumar, B. Parthibane, B. Vinodh, “Hardware Implementation of RCA Based S-Box for PRESENTEncryption Algorithm,” In International Journal of Advanced and Innovative Research (IJAIR), Vol. 2, Issue. 10, 2013, pp 276– 281. (ISSN No. 2278 – 7844.)

34. K.J. Jegadish Kumar, S. Sathrapathi Sivaji, G.Y. Deepak, “ A Substitution Permutation Network Design using Cellular Automata For Cipher systems,” In International Journal of Advanced and Innovative Research (IJAIR) , Vol. 2, Issue. 1, No. 39, Jan 2013, pp 237 – 243. (ISSN No. 2278 – 7844).
35. K.J. Jegadish Kumar, G.Y. Deepak, S. Sathrapathi Sivaji, “A Novel Cellular Automata Based Stream Cipher YUGAM: 128,”International Journal of Advanced and Innovative Research (IJAIR),Vol. 2, Issue. 1, No. 38, Jan 2013, pp 231 – 236. ( ISSN No. 2278 – 7844).(PG).
36. R.Revathy and K.J.Jegadish Kumar,” MEMS based top-loaded monopole antenna operating at 77 GHz for automotive radar system,” International Journal of Advanced and Innovative Research, IJAIR , March 2013, Vol 2 , Issue 3, ISSN: 2278-7844, pp 417-421.
37. K.J.Jegadish Kumar, K.Chenna Kesava Reddy, S.Salivahanan, “Improving Resistance Against attack of L2DCASKE Encryption algorithm by using RCA Rule 30 based S-Box,” International Journal of computer Applications, Volume-70-No:16, May 2013, pp 26-30.
38. K.J.Jegadish Kumar, K.Chenna Kesava Reddy, S.Salivahanan, “ASIC Implementation of Scalable Encryption Algorithm Using Efficient Modular Adders,” European Journal of Scientific Research ISSN 1450-216X Vol.73 No.4 (2012), pp. 539-546.
39. K.J.Jegadish Kumar, K.Chenna Kesava Reddy, S.Salivahanan,” Efficient Modular Adders for Scalable EncryptionAlgorithm” International journal of computer Applications, Volume-23-No:4, June 2011, PP 1-5.
40. K.J.Jegadish Kumar, K.Chenna Kesava Reddy, S.Salivahanan,” Novel and Efficient cellular automata based symmetric key encryption algorithm for Wireless sensor networks,” International journal of computer applications, volume-13 No:4, PP 30-37.Jan 2011(Impact Factor 0.83)
41. K.J.Jegadish Kumar, S.Salivahanan, K.ChennaKesava Reddy,” Implementation of Low power Scalable Encryption Algorithms,” International Journal of Computer Applications, Volume-11 No:1, pp 14-18. Dec 2010 (Impact Factor 0.83).
42. K.J. Jegadish Kumar, R.Sakthi Vignesh, S. Sudharsshun,” Contemporary Cryptography and Arguments ForClassical Cryptography’s Endurance Alongside the Propitious Quantum Cryptography,” International Journal of Computer Applications, pp 57-62, Feb 2010(Impact Factor 0.83).

2. Conferences

• InternationalConferences

1. Kishore. R, Mouliswaran. A, Kishore. R and Jegadish Kumar. K. J, “Half Wave K2M : Inception of a New Voltage Multiplier Architecture,” 2025 IEEE 7th International Conference on Emerging Electronics (ICEE), Bengaluru, India, 2025, pp. 1-4, doi: 10.1109/ICEE67165.2025.11409970.
2. A.J. Bhuvaneshwari, P. Kaythry, and K. J. Jegadish Kumar,“Improving E-Health Security with Lightweight Cryptography for Enhanced Protection,”in Proc. IEEE Int. Conf. on Wireless Communications, Signal Processing and Networking (WiSPNET), May 2025.
3. M. Kavinraj, K. J. Jegadish Kumar, and B. Ramani, “Design of a 6 GHz Inductively Loaded Cascode ColpittsOscillator for Sub-6G Wireless Applications Using 18 nm FinFETs,” in Proc. 1st IEEE Int. Conf. on Radio Frequency Communication and Networks (RFCoN), June 2025.
4. S.V. Karthikeyaan and K. J. Jegadish Kumar, “Novel Lightweight Image Encryption Algorithm Design for Resource-Constrained Wireless Devices,” in Proc. 2nd Int. Conf. on Intelligent Cyber Physical Systems and Internet of Things (ICoICI 2024), Aug. 2024, doi: 10.1109/ICOICI62503.2024.10696228.
5. K.J. Jegadish Kumar, V. S. Mukhendra Kumar, and B. K. Sri, “Second Generation Current Conveyors for Mixer Circuits in Wireless Communication,”in Proc. 1st IEEE Int. Conf. on Radio Frequency Communication and Networks (RFCoN), June 2025.
6. M.Kavinraj, K. J. Jegadish Kumar, and B. Ramani,“FINFET-Based Colpitts Oscillator for 6G Wireless Transceiver Design,”in Proc. Int. Conf. on VLSI, Signal Processing, Power Electronics, IoT, Communication and Embedded Systems (VSPICE 2025), Feb. 2025.
7. K.J. Jegadish Kumar, Hariharan. and R. L. Yedidiah, “RF Energy Harvesting from Handheld Mobile Band signals,” 2023 International Conference on Wireless Communications Signal Processing and Networking(WiSPNET), Chennai, India, 2023, pp. 01-06, doi:10.1109/WiSPNET57748.2023.10134078.
8. JegadishKumar K J, Kaythry, V. Gokulesh, S. Sudharshan, “Efficient FPGA Implementation of RSA Algorithm Using Vedic Multiplier,” 2023 International Conference on Wireless Communications Signal Processing and Networking (WiSPNET), Chennai, India, 2023, pp. 01-05, doi: 10.1109/WiSPNET57748.2023.10134210.
9. D Priya George, J. Jegadish Kumar, K. K. Nagarajan, “Design and simulation of a Class F CMOS power amplifier for high power efficiency”, International conference of Recent developments in engineering management sciences and technology ICRDET’20.
10. R. Larkin Yeidiah, K.J. Jegadish Kumar, “Design of RF Prototype for the Energy Harvesting System”, International conference on communication and signal processing, ICCSP’18, PP 0433-0437.
11. Prashanth M, K.J. Jegadish kumar and B. Partibane, “Efficient Modular Exponentiation Architectures for RSA Algorithm”, International conf. On emerging trends in engineering and technology, may 2016, Madurai
12. K.J. Jegadish Kumar, S. Sudharsan, V. Karthick, “FPGA Implementation of Cellular Automata Based Stream Cipher: YUGAM-128,” International Conference on Signal Processing, Embedded System and CommunicationTechnologies and their applications for Sustainable and Renewable Energy (ICSECSRE ’14),Vol.3, Special Issue 3, April 14, pp 313 – 317
13. KamarajV, K J Jegadish Kumar, “Cellular automata based lightweight feistal block cipher International Conference on Science and Innovative Engineering(ICSIE), Jawahar Engineering College, Chennai.International Journal of Science and Innovative Engineering & Technology (IJSIET), ISBN 978- 81-904760-5-8.(PG). April 5,6 -2014.
14. Vaishnavi.R, S. Salivahanan, K.J.Jegadish kumar, “A Compact 2.4 GHz Planar Meander Line Antenna for Resource Constrained Applications,´ International Conference on Design, Analysis, Manufacturing and Simulation, ICDAMS 2013, March 21 & 22, 2013, pp 97-101.
15. S. Vidhyashree,K.J.Jegadish Kumar,” Highly Directional Microstrip Antenna Design for cognitive Radio Communications,” International Conference on Computing Techniques, Embedded Systems and Drives, ICCED’12.
16. Sakthi Vignesh, S.Sudharssun, K.J.Jegadish Kumar,” Limitations of Quantum & The Versatility of Classical Cryptography: Acomparative Study, “Second International Conference on Environmental and Computer Science, Dec 2009, pp 333-337.

• NationalConferences

1. SankarNarayanan S, Sharath G, Sriniketh P R, Kaythry P,  J. Jegadish Kumar, “Design of implantable antenna for biomedical applications”, In 6th national conference on information and communication technologies, Jun 2020.
2. Venkatesh S, Vignesh S, S Sakthivelan, Vagheesan A K, K. J. Jegadish Kumar, K. K. Nagarajan., “GANASH – A GAN approach to Steganography”, In 6^thnational conference on information and communication technologies, Jun 2020
3. G.M Abisha Grace, K. J. Jegadish Kumar, “Vulnerability Analysis of Authenticated Encryption”, National conference in Research Challenges in VLSI Design and Embedded systems for wireless communications (RCVEWC2016) at SSNCE June 2016.
4. V.Karthick, K. J. Jegadish Kumar, ‘Implementation of AES Using reversible cellular automata-based S- Box’, 3rd National Conference on information and communication technology, Apr 2015, pp 18-22.
5. Vigneshwaran.N, K.J.Jegadish Kumar, ‘Two Dimensional Cellular Automata Based Design of Private KeyEncryption Algorithm’, National conference on emerging technologies in software engineering,International Journal of Engineering Development and Research(IJEDR),ISSN:2321-9939, April 2014, pp 41-46.
6. Nithyasai.S, K.J.Jegadish Kumar, “High Gain CircularlyPolarized Annular sector Radiating Line antenna with Extended Cavity,” 3rd National Conference on Signal Processing, Communications and VLSI design(NCSCV’11), 2011 pp 730-733.
7. Pavan Kumar KVVNSD, Jegadish Kumar K J, “Auction Based Routing of QoS Data Packets in Mobile Ad Hoc Networks,” Proceeding of the National Conference on Microwave and Optical Communication(NCMOC’09), 2009, pp 367-370.
8. Jegadish Kumar K J, Gayathri.M. Geetha.A. ,” Area Efficient FPGA Implementation of Galois Field Multiplier,”Proceedings of National Conference on Signal Processing and Communication Technologies – NCSC ’09, 2009, pp 182-184.
9. S.Janani, A.K.Shrivastav, K.J.Jegadish Kumar, “Design of Wide Bandwidth Microstrip Patch Antenna,” Proceedings of National conference on Signal processing and Communications Technologies –NCSC’09, 2009, pp 283-286
10. K.J. Jegadish Kumar, S.Rajkumar, “Area Efficient Implementation of AES Crypto processor For low power Device using VHDL,” National Conference on Emerging Trends in Automata ETA’07,2007.

Area of Research

• Hardware Cryptography
• Wireless communication circuits and systems
• Image Processing
• IOT/Embedded systems