Dr. Bijayananda   Patnaik

Department Electronics & Telecom. Engineering
Designation Associate Professor & HoD ECE
Educational Qualification B.E, MTech, PhD (IIT Bhubaneswar)
E-Mail bpatnaik.ece [AT] nitrr.ac.in, bnpatnaikece [ AT] gmail.com
Contact Number 9439322631
Areas of Interest

Fiber Optic Communication, FSO, IsOWC System, Non-linear Optics, Digital Communication

Publications

Patents:

Sl.

No.

Title/Name of patent

IP Registration Number

Date of filed/published/grant

National/

International

1.

Device For Remote Health Monitoring and Data Logging of Solar Lanterns Using Lorawan Technology

202421100345

Date of filing: 18/12/2024

Publication date: 31/01/2025

 

Indian Utility Patent Granted on 24.02.2026

National

2.

Hardware System For Area-Efficient GIFT-COFB Lightweight Block Cipher Encryption Using BRAM

202521041032

Date of filing: 28/4/2025

 

Publication date: 23/05/2025

National

3.

Hardware Encryption System for Tiny JAMBU Lightweight Cipher Using FusionX Area Efficient Architecture

202521059300

Date of filing: 20/06/2025

Publication date: 11/07/2025

 

National

4.

Artificial Intelligence-Assisted Wireless Optical Communication System using Adaptive Modulation

202521092912

Date of filing: 27/09/2025

Publication date: 12/01/2026

National

 

PUBLICATIONS:

Peer reviewed Journals published:

  1. Suman Dass, Bibhudendra Acharya, Bijayananda Patnaik, "Performance investigation of a high-data-rate dual-polarized spatial multiplexed free-space optical system using duo-binary modulation for next-generation networks", Opt. Eng. SPIE, Accepted (2026).  
  2. Suman Dass, Bibhudendra Acharya and Bijayananda Patnaik, “DSP-enhanced dual-polarization PAM-based next generation free-space optical communication systems for IoT applications” JOC, Accepted (2026). 
  3. Suman Dass, Bibhudendra Acharya, Bijayananda Patnaik, "Ultra-high data rate orbital angular momentum-multiplexed free-space optical system with carrier-suppressed return-to-zero modulation," Opt. Eng. 64(11) 118102 (6 November 2025),  https://doi.org/10.1117/1.OE.64.11.118102. 
  4. Bibhudendra Acharya, Bijayananda Patnaik and P. Singh, “Performance optimised architectures of TinyJambu cipher for low resource IoT applications,” Int. J. High Perform. Syst. Archit., vol. 12, no. 2, pp. 70–78, Jan. 2026, doi: 10.1504/IJHPSA.2026.153369. 
  5. Linga Pallavi, Bijayananda Patnaik, P. Singh and Bibhudendra Acharya, “Performance optimised architectures of ASCON-128 cipher for resource-constrained IoT applications” Int. J. High Perform. Syst. Archit., vol. 12, no. 2, pp. 103–112, Jan. 2026, doi: 10.1504/IJHPSA.2026.153374.
  6. Sahoo U.K., Patnaik B., Chintagunta S., Kundu S.S., Aggarwal S.P., Investigating the effect of TEC variability on a dual-band GNSS receiver's geographic location using carrier phase measurement, (2024) International Journal of Information and Communication Technology, 25 (4), pp. 303 - 322, DOI: 10.1504/IJICT.2024.142004, [SCOPUS]. 
  7. Pulkit Singh, Bibhudendra Acharya, Bijayananda Patnaik, Performance optimized architectures of TinyJambu cipher for low resource IoT applications, Int. J. of High Performance Systems Architecture (Accepted), [SCOPUS]. 
  8. G. Krishna Pranav, Zeesha Mishra, Bijayananda Patnaik and Bibhudendra Acharya  “Efficient Low Area High Frequency Hardware Implementations of Shadow Lightweight Block Ciphers for Resource-Constrained IoT Devices and Sensor Networks”, International Journal of High Performance Systems Architecture (Accepted, 2023), [SCOPUS]. 
  9. J. Padhy and Bijayananda Patnaik, Performance enhancement of FSO based multi carrier system using DP-QPSK and Manchester coding in weak to strong turbulence regime, Optical and Quantum Electronics, https://doi.org/10.1007/s11082-021-03491-w, 2022 (Accepted) [SCI].
  10. J. Padhy and Bijayananda Patnaik, "Link performance evaluation of terrestrial FSO model for predictive deployment in Bhubaneswar smart city under various weather conditions of tropical climate", Optical and Quantum Electronics, (53) 2, 2021[SCI].
  11. J. Padhy and Bijayananda Patnaik, "Multiplexed terrestrial FSO system design using dual polarized multi-carrier transmission technique", Optical Engineering (OE), SPIE, 2020 [SCI].
  12. J. Padhy and Bijayananda Patnaik, 100 Gbps multiplexed Inter-satellite optical wireless communication system, Springer - Optical and Quantum Electronics, 2019 [SCI].
  13. Subhrajit Pradhan, Bijayananda Patnaik, Rashmita Kumari Panigrahy, DP-QPSK technique for ultra-high bit-rate DWDM FSO system, Journal of Optical Communications, De Gruyter Publishers, DOI : https:// doi.org /10.1515/joc-2019-0075. [SCOPUS]. 
  14. H. K. Sahoo, B Mohanty, Bijayananda Patnaik, Block NLMS/F Based Equalizer Design and Channel Capacity Analysis for Indoor IEEE 802.11 Fading Wireless Channels", Signal, Image and Video Processing, Springer, 2019 [SCI]. 
  15. Rajat Kumar Giri, Bijayananda Patnaik, Error performance enhancement of satellite to earth FSO downlink employing hybrid subcarrier intensity modulation scheme with aperture averaging technique, Springer - Optical and Quantum Electronics, 2019 [SCI].
  16. Rajat Kumar Giri, Bijayananda Patnaik: “BER analysis and capacity evaluation of FSO system using hybrid subcarrier intensity modulation with receiver spatial diversity over log-normal and gamma-gamma channel model” Springer - Optical and Quantum Electronics, 50(6):231, 2018 [SCI]. 
  17. Subhrajit Pradhan, Bijayananda Patnaik, Rashmita Kumari Panigrahy, Ultra high bit rate hybrid DWDM optical system design using DP-QPSK modulation, Journal of Optical Communications, 2018 [SCOPUS].
  18. J. Padhy and Bijayananda Patnaik, "CO-OFDM and DP-QPSK Based DWDM Optical Wireless Communication System", Journal of Optical Communications, vol. 0, no. 0, 2018 [SCOPUS]. 
  19. Rajat Kumar Giri, Bijayananda Patnaik: “Performance of multiple-input multiple-output free space optics using hybrid subcarrier intensity modulation with avalanche photodiode receiver”, Int. J. Communication Networks and Distributed Systems, Inderscience, 2018, [SCOPUS]. 
  20. J. Padhy and Bijayananda Patnaik, "Multiplexed free-space optical system design using Manchester coding", Optik, vol. 174, pp. 266-273, 2018 [SCI].
  21. Harish Kumar Sahoo, Basabadatta Mohanty, Bijayananda Patnaik, “Block and fast block sparse adaptive filtering for outdoor wireless channel estimation and equalization”, Springer-Wireless Personal Communications, 2018 [SCI].
  22. Rajat Kumar Giri and Bijayananda Patnaik, Bit Error Rate Performance Analysis of Hybrid Subcarrier Intensity Modulation-Based FSO with Spatial Diversity in Various Weather Conditions. Journal of Optical Communications, August 2017 [SCOPUS]. 
  23. Bijayananda Patnaik and P.K.Sahu, “Ultra High Capacity 1.28Tbps DWDM System Design and Simulation using Optimized Modulation Format”, Optik, Elsevier publication, Vol 124 (13), pp: 1567--1573, 2013[SCI].
  24. Bijayananda Patnaik and P.K.Sahu, “Design and Study of High Bit-Rate Free-space Optical Communication System employing QPSK Modulation”, Int. J. Signal and Imaging Systems Engineering, Vol. 6 (1), pp. 3--8, Jan. 2013 [SCOPUS].
  25. Bijayananda Patnaik and P.K.Sahu, “Optimized Ultra-High Data Rate Hybrid Optical Communication System Design and Simulation”, Optik, Elsevier publication, Vol 124 (2), pp: 170--176, 2013[SCI].
  26. Bijayananda Patnaik and P.K.Sahu, “Inter-Satellite Optical Wireless Communication System Design and Simulation”, IET Communications, Vol. 6 (16), pp. 2561--2567, Nov. 2012 [SCI].

 

Book Chapters published:

  1. B. Patnaik, D. Patnaik, B.B.Pradhan (2024). Women’s Financial Literacy and Financial Inclusion Post-pandemic. In: Mansour, N., Baral, S., Garg, V. (eds) E-Financial Strategies for Advancing Sustainable Development. Sustainable Finance. Springer, Cham. https://doi.org/10.1007/978-3-031-67523-2_16.
  2. J Padhy, B Patnaik. The Effect of Atmosphere on FSO Communication at Two Optical Windows under Weather condition of Bhubaneswar city. Lecture Notes in Electrical Engineering, In International Conference on Optical and Wireless technology-2019, Springer, pp.417-425.
  3. J Padhy, B Patnaik. Optical Wireless Systems with DPSK and Manchester Coding.Communications in Computer and Information Science, In International Conference on Next Generation Computing Technologies-2017, Springer, pp.155-167.
  4. D. Patnaik and B. Patnaik, Smart Sustainability: Harnessing AI for Investment Monitoring, E-Financial Strategies for Sustainable Development,
    A Handbook for Promoting Financial Inclusion and Ending Poverty (SDG 1), Apple Academic Press (2025).

International Conference proceeding published:

  1. U. Das, B. Patnaik and B. Acharya, "Evaluation of an Asymmetric Dual-Hop RF-FSO Relay System under the Effect of Atmospheric Turbulence and Misalignment," 2025 2nd International Conference on Circuits, Power and Intelligent Systems (CCPIS), Bhubaneswar, India, 2025, pp. 1-5, doi: 10.1109/CCPIS65231.2025.11234066.
  1. Bijayananda Patnaik, Deepak  Reddy , Sowmya  Latha M. and Sunil  Kumar Dash, HIGH SENSITIVE CAPACITIVE POSITION SENSOR DESIGN USING COMSOL MULTIPHYSICS, IEEE13th International Conference on Intelligent Systems and Embedded Design (ISED), Dec. 2025.
  2. Bijayananda Patnaik, Hansa Jha and Sudhanshu  Lenka, Hybrid Ag-Al Grating based D-Shaped Optical Fiber Surface Plasmon Resonance Sensor, IEEE13th International Conference on Intelligent Systems and Embedded Design (ISED), Dec. 2025.
  3. Suman Dass, Bibhudendra Acharya and Bijayananda Patnaik, “Machine Learning-Based Classification of OAM Modes in FSO Systems Under Fog Conditions Using SVM and KNN” 3rd International Conference on Microwave, Optical and Communication Engineering – 2025, during 23-25 May 2025, IIT Bhubaneswar in Bhubaneswar, Odisha, India. (Accepted)
  4. Srikanth, Medaboyina, Bijayananda Patnaik, and Bibhudendra Acharya. "A Frequency optimized architectural approach to lightweight authenticated encryption algorithm ACE-128." In 2025 Fourth International Conference on Power, Control and Computing Technologies (ICPC2T), pp. 1-6. IEEE, 2025.
  5. Choubey, Pankaj Ku, Bijayananda Patnaik, and Bibhudendra Acharya. "High frequency Area efficient architecture of lightweight authenticated encryption algorithm GIFT-COFB for resource-constrained IOT devices." In 2025 Fourth International Conference on Power, Control and Computing Technologies (ICPC2T), pp. 759-764. IEEE, 2025.
  6. Singh, Bhupendra, Bharathi Chidirala, Bijayananda Patnaik, and Bibhudendra Acharya. "Image Watermarking Based on DWT-SVD Using Differential Embedding." In International Conference on Computational Intelligence in Pattern Recognition, pp. 391-405. Springer, Singapore, 2025.
  7. Bijayananda Patnaik, Deepak  Reddy , Sowmya  Latha M. and Sunil  Kumar Dash, HIGH SENSITIVE CAPACITIVE POSITION SENSOR DESIGN USING COMSOL MULTIPHYSICS, IEEE13th International Conference on Intelligent Systems and Embedded Design (ISED), Dec. 2025.
  8. Bijayananda Patnaik, Hansa Jha and Sudhanshu  Lenka, Hybrid Ag-Al Grating based D-Shaped Optical Fiber Surface Plasmon Resonance Sensor, IEEE13th International Conference on Intelligent Systems and Embedded Design (ISED), Dec. 2025.
  9. Suman Dass, Bibhudendra Acharya and Bijayananda Patnaik, “Machine Learning-Based Classification of OAM Modes in FSO Systems Under Fog Conditions Using SVM and KNN” 3rd International Conference on Microwave, Optical and Communication Engineering – 2025, during 23-25 May 2025, IIT Bhubaneswar in Bhubaneswar, Odisha, India. (Accepted)
  10. Srikanth, Medaboyina, Bijayananda Patnaik, and Bibhudendra Acharya. "A Frequency optimized architectural approach to lightweight authenticated encryption algorithm ACE-128." In 2025 Fourth International Conference on Power, Control and Computing Technologies (ICPC2T), pp. 1-6. IEEE, 2025.
  11. Choubey, Pankaj Ku, Bijayananda Patnaik, and Bibhudendra Acharya. "High frequency Area efficient architecture of lightweight authenticated encryption algorithm GIFT-COFB for resource-constrained IOT devices." In 2025 Fourth International Conference on Power, Control and Computing Technologies (ICPC2T), pp. 759-764. IEEE, 2025.
  12. Dass, Suman, Bibhudendra Acharya, and Bijayananda Patnaik. "Performance Improvement of FSO System with OAM Spatial Modulation." In 2024 IEEE 1st International Conference on Advances in Signal Processing, Power, Communication, and Computing (ASPCC), pp. 43-48. IEEE, 2024.
  13. Das, Utpal, Bijayananda Patnaik, and Bibhudendra Acharya. "Novel IsOWC System Design Using Hybrid Diversity Technique." In 2024 IEEE 1st International Conference on Advances in Signal Processing, Power, Communication, and Computing (ASPCC), pp. 32-37. IEEE, 2024.
  14. Chidirala, Bharathi, Bibhudendra Acharya, and Bijayananda Patnaik. "Securing Digital Images with Triple Watermarks: An Integer Wavelet Transform Approach." In 2024 Global Conference on Communications and Information Technologies (GCCIT), pp. 1-6. IEEE, 2024.
  15. Nidhi Baurai, Bijayananda Patnaik, Bibhudendra Acharya and Zeesha Mishra, "Area optimised implementation of block cipher ELEPHANT for resource constrained devices in cyber physical system," 2024 15th International Conference on Computing Communication and Networking Technologies (ICCCNT), Kamand, India, 2024, pp. 1-6.
  16. Das, Utpal, Bijayananda Patnaik, and Bibhudendra Acharya. "ANN Equalizer for Ultra-high Capacity Multiplexed IsOWC system." 2023 OITS International Conference on Information Technology (OCIT). IEEE, 2023.
  17. Baurai, Nidhi, Zeesha Mishra, Bijayananda Patnaik, and Bibhudendra Acharya. "High frequency architecture of lightweight authenticated cipher ELEPHANT-160 for resource-constrained IoT applications." In 2023 OITS International Conference on Information Technology (OCIT), pp. 521-525. IEEE, 2023.
  18. Pallavi, Linga, Pulkit Singh, Bijayananda Patnaik, and Bibhudendra Acharya. "High frequency architecture of lightweight authenticated cipher ASCON-128 for resource-constrained IoT devices." In 2023 OITS International Conference on Information Technology (OCIT), pp. 405-410. IEEE, 2023.
  19. Bijayananda Patnaik, U. Das, P. K. Rout and B. Acharya, "Equalized Multiplexed IsOWC system using DP-QPSK modulation," 2023 International Conference on Microwave, Optical, and Communication Engineering (ICMOCE), Bhubaneswar, India, 2023, pp. 1-6, doi:10.1109/ICMOCE57812.2023.10165871.
  20. Udaya Kumar Sahoo, S.S. Kundu, Bijayananda Patnaik,  C. Srinivasa Rao, Ground-Based Passive Radar and On-Board Beacon for Airborne Target Tracking with GNSS Based Time Synchronization, 2nd IEEE International Conference On Range Technology (ICORT) 2021 pp. 1-5, DOI: 10.1109/ICORT52730.2021.9581439.
  21. Utpal Das, Bijayananda Patnaik, Prakash Kumar Rout, Multiplexed Is-OWC system design using advanced modulation techniques, IEEE ICIT conference, 2021.
  22. S. Pradhan, Bijayananda Patnaik, R.K. Panigrahy, DP-QPSK based 400 Gbps/channel fiber optic DWDM system, IEEE-ICETAS 2018, Bankok.
  23. S. Pradhan, Bijayananda Patnaik, R.K. Panigrahy, Hybrid Multiplexing OTDM/WDM) Technique for Fiber Optic Communication, IEEE-ICETAS 2018, Bankok.
  24. B Mohanty, HK Sahoo, Bijayananda Patnaik," Neural Network and Sparse-Block Processing Based Nonlinear Adaptive Equalizer for a MIMO-OFDM Communication system "(ACCEPTED,TENCON 2018).
  25. Preeti Samhita Pati, Rajat Kumar Giri,  Bijayananda Patnaik "Performance Improvement in SIM based FSO with APD receiver by using Spatial Diversity techniques over Turbulent Channels ", ICCSP, IEEE, Apr-2017, ISBN-978-1-5090-3800-8,PP.249-253.
  26. B Mohanty,HK Sahoo Bijayananda Patnaik,"NLMS/F Based Adaptive Beam former for Indoor Wireless Channel" IEEE,9th intenational conference ICoAC-2017.(PUBLISHED, December 2017).
  27. Rajat Kumar Giri,  Bijayananda Patnaik “A Comparative Analysis of Different Modulation Techniques based on Subcarrier Intensity Modulation in Free Space Optics using Log-normal Turbulence Model “, ICIT-2016, IEEE, ISBN -978-1-5090-3584-7, pp.12-16.
  28. Somanath Pradhan, P. K. Sahu, Rajat Kumar Giri and Bijayananda Patnaik “Inter-satellite optical wireless communication system design using diversity techniques”, ICMOCE-2015, ISBN -978-1-4673-6981-7, pp.250-253.
  29. Rajat Kumar Giri and Bijayananda Patnaik, “ A Comparative Analysis of Different Modulation Techniques based on Subcarrier Intensity Modulation in Free Space Optics using Log-normal Turbulence Model”, in Proceedings of the IEEE-ICIT-2016.
  30. Somanath Pradhan, P. K. Sahu, Rajat Kumar Giri and Bijayananda Patnaik, Inter-satellite Optical Wireless Communication System Design Using Diversity Techniques, in Proceedings of the IEEE-ICMOCE-2015 pp. 250-253.
  31. Subhrajit Pradhan, Bijayananda Patnaik, Sumit Kumar Rout and Rashmita Kumari Panigrahy, “All Optical Equalizers in Fiber Optic Link”, in Proceedings of the IEEE-EESCO-2015, pp.1-4.
  32. Eswara Rao, Hara Prasana Jena, Aditya Shaswat Mishra, Bijayananda Patnaik, Free-space Optical Communication Channel Modeling, ICACNI-2015, pp.391-396.
  33. Bijayananda Patnaik and P.K.Sahu, Novel QPSK modulation technique for DWDM free space optical communication system”, in Proceedings of the IEEE- WOCC-2012, Kaohsiung, Taiwan, pp 140-145.
  34. Bijayananda Patnaik and P.K.Sahu, “Novel QPSK modulation technique for 1.28Tbps DWDM wireless optical communication systems”, in Proceedings of the IEEE-WiAd-2012, London.
  35. Bijayananda Patnaik and P. K. Sahu, “Optimized Hybrid Optical Communication System for First Mile and Last Mile Problem Solution of Today’s Optical Network”, in Proceedings of the ICCCS-2012, Procedia Technology, Elsevier, NIT – Rourkela, Vol. 6, pp: 723–730, Oct 2012.
  36. Bijayananda Patnaik and P. K. Sahu, “Optimized 100 GBPS Free-space Optical Communication System Using QPSK Modulation”, in Proceedings of the ICES-2011, NIT Rourkela, pp. 343-346.
  37. Bijayananda Patnaik and P.K.Sahu, “Long-Haul 64-Channel 10-Gbps DWDM System Design and Simulation in the Presence of Optical Kerr’s Effect”, in Proceedings of the ACM-ICCCS-2011, NIT, Rourkela, pp. 62-66.
  38. Bijayananda Patnaik and P.K.Sahu, “Optimization of Four Wave Mixing Effect in Radio-over-Fiber for a 32-Channel 40-GBPS DWDM System”, in Proceedings of the IEEE-ISED-2010, IIIT Bhubaneswar, pp. 119-124.

Best Conference Paper Award:

  • U. Das, B. Patnaik and B. Acharya, "Evaluation of an Asymmetric Dual-Hop RF-FSO Relay System under the Effect of Atmospheric Turbulence and Misalignment," 2025 2nd International Conference on Circuits, Power and Intelligent Systems (CCPIS), Bhubaneswar, India, 2025, pp. 1-5, doi: 10.1109/CCPIS65231.2025.11234066.

 

Expert Talk

  1. Delivered expert talk at E&ICT online FDP on “5G and beyond wireless communication challenges”, at NIT Jaipur, 29.11.2025.
  2. Delivered expert talk at E&ICT online FDP on “Advances on 6G Wireless Communication technology”, at NIT Raipur, 29.04.2025.
  3. Delivered expert talk at 2-days workshop on “Quantum Revolution in Computing and Communication” AICTE VAANI Scheme – GIET University, Gunupur, Odisha (06 Sept 2025), Title of the talk: Advances in Quantum Communication.
  4. Delivered expert talk for the AICTE – VAANI seminar on “Role of IoT in smart manufacturing: Enhancing Efficiency and Connectivity” BIT Durg, 25.09.2024.
  5. Delivered key note talk for SERB Sponsored Symposium on 5G Communication and Use cases, 02.02.2024, GCET Hyderabad. 
  6. Delivered expert talk at AICTE – VAANI seminar on “Exploring Future Computing & Communication through Quantum Vision” 10.08.2024.
Other Info.

  • PhD scholars thesis guided:

    1.  Mr. Subhrajit Pradhan (Awarded)

    2.  Mr. Rajat Kumar Giri (Awarded)

    3.  Ms. Basabdatta Mohanty (Awarded)

    4.  Mr. Jagan Bihari Padhy (Awarded)

     

    Total MTech students thesis guided:

    26

    Total BTech Students thesis guided:

    100 +

    Membership of Professional Societies

  1. Member of IEEE
  2. Member of Institute of Engineers

  • Dr. Bijayananda Patnaik is working as Associate Profossor in ECE department, NIT Raipur since 31.10.2022. Prior to that he worked at departments of Electronics and Telecommunication Engineering at International Institute of Technology (IIIT) Bhubaneswar for around 11 years.

  • Dr. Patnaik is author and co-author of 90 + research papers in reputed International Journals and Conferences including IEEE, IET, Elsevier, Springer, De Gruyter etc. publishers. He is also a reviewer in Elsevier Journals, Springer, De Gruyter and many other International Journals and conference papers.

  • Dr. Patnaik is a man of Gunupur, Rayagada (Dt), Odisha. He obtained his PhD degree from Indian Institute of Technology (IIT) Bhubaneswar in 2013 . He was recipient of MHRD fellowship from 2009-2011. He has teaching and research experience of around 15 years.