Prabu K

Designation: 

Assistant Professor

Date of Joining at NITK: 

Monday, May 28, 2018

Professional Experience: 

Total: 6 years

Contact Details

E-mail: 

prabuk [at] nitk [dot] edu [dot] in
nitprabu [at] gmail [dot] com

Telephone: 

+91-824-2473519, Mobile: +91-9884888408, 8778227300
Academic Background

Academic Backround: 

Ph.D.: National Institute of Technology (NIT), Tiruchirappalli, April 2015, M.E: Madras Institute of Technology (MIT), Anna University, 2010, B.E: Anna University, Chennai, 2007.
Areas of Interest
  •  Wireless Optical Communication (FSO, VLC, Underwater)
  •  Optical Communication
  •  Wireless Communication
  •  Optical Sensors
  •  Photonic crystal fibers
  •  5G
  •  Antennas
Significant Projects

1. Project Title: Performance Analysis and Enhancement of Radio over Free Space Optical Communication System for 5G Applications for Smart Cities
Role : Principal Investigator
Duration : 2019 - 2021
Funding Agency : SERB - DST, Govt of India
Total Budget : Rs. 28,06,000/-

Supervision of Ph.D

1. N Vijaya Ratnam
2. Bhargav Kumar
3. Santhosh A Janawade

Significant Publications

International Journals

  1. Revathi Senthil, Anamika Soni, Kushagra Bir, Raghavee Senthil and Prabu Krishnan, "Circular-Pattern Photonic Crystal Fiber for Different Liquids with High Effective Area and Sensitivity," Springer - Plasmonics, pp. 1 - 5, 2019.
  2. R. Malavika, K. Prabu, “Design Optimization of a Highly Sensitive Spiral Photonic Crystal Fiber for Liquid and Chemical Sensing Applications,” Elsevier – Optical  Fiber Technology, vol. 51, pp. 36 - 40, 2019. 
  3. Malavika Rajeev, Geethu Anna Mathew and Prabu Krishnan, “Analysis of Beam Divergence on FSO Link using PolSK technique,” SPIE – Optical  Engineering, vol. 58, issue 4, pp. 046109, 2019. 
  4. Preeti Samhita Pati, Prabu Krishnan, “Modelling of OFDM based RoFSO system for 5G applications over varying weather conditions : A case study,” Elsevier – Optik, vol. 184, pp. 313 - 323, 2019. 
  5. Prabu Krishnan, “Analysis of FSO Systems with SISO and MIMO Techniques,” Springer – Wireless Personal Communications, pp. 1-9, 2019.
  6. Prabu Krishnan, Gaurav Kumar Jha, Anubhav Walia, “Performance Enhancement of BPSK-SIM and DPSK-SIM based FSO Downlink over Atmospheric Turbulence using Aperture Averaging and Receiver Diversity,” Springer – Photonics Network Communications, pp. 1-9, 2019.
  7. Prabu Krishnan and Dhanashree Nasre, Design and analysis of a novel optical circulator based on photonic crystal for photonic integrated circuit applications, Springer – Plasmonics, pp. 1-7, 2019. 
  8. Prabu Krishnan, Malavika R, “Highly birefringent photonic crystal fibre with hybrid cladding,” Elsevier – Optical Fiber Technology, vol. 47, pp. 21-26, 2019.
  9. Prabu Krishnan, “Performance Analysis of Hybrid RF/FSO System using BPSK-SIM and DPSK-SIM over Gamma-Gamma Turbulence Channel with Pointing errors for Smart City Applications,” IEEE Access, 6 : 75025-75032, 2018. 
  10. Prabu Krishnan, “"Design of Collision Detection System for Smart Car Using Li-Fi and Ultrasonic Sensor",” IEEE Transactions on Vehicular Technology, vol. 67, Issue 12, pp. 11420-11426, 2018. 
  11. Prabu Krishnan, Jana Utsav, K. A Balaji, “Asymptotic BER Analysis of QAM and PSK with OFDM RoFSO over M - Turbulence in the presence of Pointing errors,” IET Communications, vol. 12, Issue 16, pp. 2046 – 2051, 2018.
  12. K. A. Balaji, K. Prabu, “BER analysis of relay assisted PSK with OFDM ROFSO system over Malaga distribution including pointing errors under various weather conditions,” Elsevier – Optics Communications, vol. 426, pp. 187-193, 2018.
  13. K. Prabu, Sanchal Thakkar, “Temporal broadening analysis of FSO Link with pointing error over M-distribution channel model,” Elsevier – Optics Communications, vol. 421, pp. 115-124, 2018.
  14. K. Prabu,Saumya Gupta, Satwiki Jaiswal, “Impact of Pointing Errors and Turbulence Effects on POLSK and Coherent OWC based FSO System over Generalized Turbulence Channel Model,” Springer – Photonics Network Communications, pp. 1-10, 2018.
  15. K. A. Balaji, K. Prabu, "Performance evaluation of FSO system using wavelength and time diversity over malaga turbulence channel with pointing errors." Elsevier – Optics Communications, vol. 410, pp. 643-651, 2018.
  16. K. Prabu,S. Charanya, Mehul Jain, Debapriya Guha, “BER Analysis of SS-WDM based FSO system for Vellore weather conditions,” Elsevier – Optics Communications, vol. 403, pp. 73-80, 2017.
  17. G. Aarthi, K. Prabu, G. Ramachandra Reddy, “Aperture averaging effects on the average spectral efficiency of FSO links over turbulence channel with pointing errors,” Elsevier – Optics Communications, vol. 385, pp. 136-142, 2017.
  18. K. Prabu, D. Sriram Kumar, “Polarization shift keying based relay-assisted free space optical communication over strong turbulence with misalignment,” Elsevier – Optics & Laser Technology, vol. 76, pp. 58-63, 2016.
  19. K. Prabu, D. Sriram Kumar, “MIMO free-space optical communication employing coherent BPOLSK modulation in strong atmospheric turbulence channels with pointing errors,” Elsevier – Optics Communications, vol. 343, pp. 188-194, 2015.
  20. K. Prabu, Rajeswar Rajendran, D. Sriram Kumar, “Spectrum analysis of Radio over Free Space Optical Communications Systems through different Channel Models,” Elsevier – Optik, vol. 126, pp. 1142-1145, 2015.
  21. K. Prabu, D. Sriram Kumar, “BER analysis of DPSK-SIM over MIMO Free Space Optical Systems with Misalignment,” Elsevier – Optik, vol. 125, pp. 5176-5180, 2014.
  22. K. Prabu, D. Sriram Kumar, “Performance analysis of free space optical systems employing with binary polarization shift keying  signalling over gamma-gamma channel with pointing errors,” SPIE - Opt. Eng., vol. 53, pp. 076105, 2014.
  23. K. Prabu, Shashidhar Cheepalli, D. Sriram Kumar, “Analysis of PolSK based FSO system using wavelength and time diversity over strong atmospheric turbulence with pointing errors,” Elsevier – Optics Communications,  vol. 324, pp. 318-323, 2014.
  24. K. Prabu, D. Sriram Kumar, T Srinivas, “Performance analysis of FSO systems under strong atmospheric turbulence conditions using various modulation schemes,” Elsevier – Optik, vol. 125, pp. 5573-5581, 2014.
  25. K. Prabu, D. Sriram Kumar and Reza Malekian, “BER Analysis of BPSK-SIM based SISO and MIMO FSO systems in strong turbulence with pointing errors,” Elsevier – Optik, vol. 125, pp. 6413-6417, 2014.
  26. K. Prabu, D. Sriram Kumar, “BER analysis for BPSK based SIM-FSO Communication System over Strong Atmospheric Turbulence with Spatial Diversity and Pointing errors,” Springer – Wireless Personal Communications, pp. 1-15, 2014.
  27. K. Prabu, D. Sriram Kumar, “Bit error rate analysis of free-space optical system with spatial diversity over strong atmospheric turbulence channel with pointing error,” SPIE - Optical Engineering, vol. 53, pp. 126108, 2014.
  28. Prabu K, D. Sriram Kumar, “Outage Analysis of Relay-Assisted BPSK-SIM Based FSO Systems Over Strong Atmospheric Turbulence with Pointing Errors,” International Journal of Computer and Communication Engineering, vol. 3, pp. 317-320, 2014.
  29. K. Prabu, Sumanta Bose, D. S. Kumar, “BPSK based Subcarrier Intensity Modulated Free Space Optical System in Combined Strong Atmospheric Turbulence,” Elsevier – Optics Communications, vol. 305, pp. 185-189, Sep 2013.

Book Chapters

  1. A chapter author for a book “Principles and Applications of Free Space Optical Communication”, IET Publications. Title of the chapter is “Performance analysis and mitigation of turbulence effects using spatial diversity techniques in FSO systems over combined channel”, 2019. (Accepted)
  2. A chapter author for a book “Turbulence and Related Phenomena”, IntechOpen. Title of the chapter is “Performance analysis of FSO systems over atmospheric turbulence channel for Indian weather conditions”, 2019. (Accepted)

International Conferences

  1. Malavika R, K. Prabu, “Computational study of nanostructured Photonic crystal fiber,” Third International Conference on Nanomaterials: Synthesis, Characterization and Applications (ICN 2018),  International and Interuniversity Centre for Nanoscience and Nanotechnology (IIUCNN), Mahatma Gandhi University, Kottayam, Kerala, India.
  2. G.Aarthi, G.Ramachandra Reddy, Prabu K, Performance Analysis of Alamouti Scheme in Turbulence induced fading with Pointing Errors, IEEE Innovations in Power and Advanced Computing Technologies (i-PACT2017), VIT University, Vellore.
  3. Prabu K, D. Sriram Kumar, Outage Analysis of Relay-Assisted BPSK-SIM Based FSO Systems Over Strong Atmospheric Turbulence with Pointing Errors, ICWOC 2014, NTU, Singapore.
  4. Prabu K, P. Paridhi Bharati, D. S. Kumar, “Performance Analysis of DPSK-SIM based FSO System over Strong Atmospheric Turbulence Channel,” IEEE India Annual Conference 2013, INDICON 2013, IIT Bombay, India.
  5. Prabu K, Sumanta Bose, D. S. Kumar, “Analysis of optical modulators for Radio over Free Space Optical communication Systems and Radio over Fiber Systems,” IEEE India Annual Conference 2012, INDICON 2012, Kochi, India, Dec 2012.
  6. Sumanta Bose, Prabu K, D. S. Kumar, “Real-Time Breath Rate Monitor based Health Security System using Non-invasive Biosensor,” IEEE  Intl. Conf. on Computing, Communication and Networking Tech. (ICCCNT 2012), Coimbatore, July 2012.
  7. Sumanta Bose, Prabu K, D. Sriram Kumar, “Array Signal Processing and Optimization using Algorithms in Nature”, International Proceedings of Computer Science and Information Technology (IPCSIT), Chennai, Volume. 37, April 2012.
  8. Prabu K, Naga Krishnan R, Chockkalingam J, Nivethan V, “Analysis of Mach-Zehnder Modulator with one arm loaded with Ring Resonator for Radio over Fibre Applications,” The 8th WSEAS International Conference on Applied Electromagnetics,Wireless and Optical Communications (ELECTRO '10), Malaysia, 55-57, 2010.
 

Contact us

Dr. T. Laxminidhi,  Professor and Head, 
Department of E&C, NITK, Surathkal
P. O. Srinivasnagar,
Mangalore - 575 025 Karnataka, India.

  • Hot line: +91-0824-2473046

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