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IITBBS

Personal Profile of Dr. Prasant Kumar Sahu

Photo of Prasant Kumar Sahu
Dr. Prasant Kumar Sahu
Title : Associate Professor
School : Electrical Sciences
Office (Room No.) : SES-119
Phone No. (Office) : 0674-7135738
Email : pks@iitbbs.ac.in
Research Scholars :
Completed
 
 1. Dr. Bijayananda Patnaik, Title: Design and analysis of Ultrahigh Bit-Rate Optical Communication System
 2. Dr. Himanshu Sekhar Pradhan, Title: Design and Analysis of High Performance Long Range Distributed Fiber-Optic Sensors
 3. Dr. Suman Mallik, Title: Optical Wireless For Next Generation Communication
 
 
Ongoing 
1
Ramji T Back scattering based long-range fiber sensor design and development
2
Sarthak Mohapatra
Performance evaluation of Diamond detector for harsh envirnoment applications
3 Manish Mishra Design and Studies of Fiber Sensor for Health Care Application
 
 
Research Group Website : [Click Here]
Courses Taught
Introduction to Electronics (EEA 2002), Measurements and Electronics Instruments (EES 2002), Analog and Digital Communication (EEA 3004), Modern Radar System (EE S 60079), Information Theory & Coding (EES 6001), Optical Communication (EC6L012), Advance Communication Engineering (EEA6001), Electromagnetic Engineering (EES2001), Design and Simulation Lab (EC6P005), Analog Ciommunication (EC2L005), Analog Ciommunication Lab (EC2P005)
Research Interests
Advanced Modulation Formats and Signal Processing Schemes, Communication System Design and Modelling, Fiber Optics Device Design and Simulation, High Bit-rate System Design, Optical Communication, Optical Sensor, Photonic-electronic Signal Processing, Speech Signal Processing.
Degree Discipline Year School
Ph.D. E&ECE 2008 Indian Institute of Technology, Kharagpur
Recent Publications (International Journals)
Sarthak Mohapatra, P.K. Sahu and N.V.L.Narasimha Murty, Fabrication, Characterization and Technology Computer Aided Design Modelling of Single Crystal Diamond Photodetector, Sensor Letters , American Scientific Publishers, Volume 17, Number 6, June 2019, pp. 444-447(4). https://doi.org/10.1166/sl.2019.4092
Sarthak Mohapatra, P.K. Sahu, S. Rath and N.V.L. Narasimha Murty, Defect characterization and numerical modelling of single-crystal ultra-pure intrinsic diamond, Diamond and Related Materials, Volume 106, June 2020, 107822, https://doi.org/10.1016/j.diamond.2020.107822
Sarthak Mohapatra, Mitul Abhangi, Sudhirsinh Vala, Prasant Kumar Sahu, S. Rath and N. V. L. Narasimha Murty, Comparative study of Single Crystal (SC)-Diamond and 4H-SiC bulk radiation detectors for room temperature alpha spectroscopy, Journal of Instrumentation, 2021, https://doi.org/10.1088/1748-0221/16/06/P06020
Ramji Tangudu and Prasant Kumar Sahu, “Review on the developments and potential applications of the fiber optic distributed temperature sensing system,” J. IETE Technical Review, pp. 1-15, Jan. 2021. DOI: 10.1080/02564602.2021.1874551
Malik, S, Sahu, PK. Free space optical system design using particle swarm optimization. Int J Commun Syst. 2020;e4452. DoI: https://doi.org/10.1002/dac.4452
S. Malik and P. K. Sahu, “M-ary phase shift keying based single-input-multiple-out free space optical communication system over gamma-gamma fading channel and with pointing errors,” OSA J. Applied Optics, vol. 59, no. 1, 2020.
S. Malik and P. K. Sahu, “Free space optics/millimetre-wave based vertical and horizontal terrestrial backhaul network for 5G,” Elsevier- J. Optics Communication, vol. 459, 2020.
Sarthak Mohapatra, P.K. Sahu and N.V.L.Narasimha Murty, Fabrication, Characterization and Technology Computer Aided Design Modelling of Single-Crystal Diamond Photodetector, Sensor Letters , American Scientific Publishers, Volume 17, Number 6, June 2019, pp. 444-447(4), Doi: https://doi.org/10.1166/sl.2019.4092
Sarthak Mohapatra, P.K. Sahu, S. Rath, Pratap K. Sahu, Shikha Varma and N.V.L.Narasimha Murty, Impact of nitrogen induced defect dynamics on UV response of diamond photodetectors, Superlattices and Microstructures, Volume 142, June 2020, 106504, Doi: https://doi.org/10.1016/j.spmi.2020.106504.
Ramji Tangudu and Prasant Kumar Sahu, “Dynamic range enhancement of OTDR using lifting wavelet transform-modified particle swarm optimization scheme,” J. IET Optoelectronics., vol. 1, no. 1, pp. 1-8, Jul. 2019. DOI: 10.1049/iet-opt.2018.5163
Ramji Tangudu and Prasant Kumar Sahu, “Strain resolution enhancement in Rayleigh-OTDR based DSS system using LWT-MPSO scheme,” J. Elsevier Optik, vol. 176, no. 1, pp. 102-113, Sep. 2018. DOI: 10.1016/j.ijleo.2018.09.060
S. Malik, P.K. Sahu, “A comparative study on routing protocols for VANETs,” Elsevier-Heliyon, vol. 5, no. 8, 2019 https://doi.org/10.1016/j.heliyon.2019.e02340.
Himansu Shekhar Pradhan, Prasant Kumar Sahu, “Measurement of temperature and strain simultaneously with high spatial resolution for a long sensing range,”IET Optoelectronics, IET Digital Library, 2019/6/24
H. S. Pradhan, P. K. Sahu, “Brillouin distributed strain sensor performance improvement using FourWaRD algorithm”, Optik-International Journal for Light and Electron Optics, Elsevier, December 2015, http://dx.doi.org/10.1016/j.ijleo.2015.11.190
P Padhy, PK Sahu, R Jha, "Metal Wire Waveguide Based All Plasmonic Refractive Index Sensor For Terahertz Frequencies," Sensors and Actuators B: Chemical, 2015
H S Pradhan, PK Sahu, “Brillouin distributed temperature sensor employing phase modulation and optimization techniques,” Optik-International Journal for Light and Electron Optics 126 (7), 788-794, 2015
Pradhan, H.S.; Sahu, P.K. "High-performance Brillouin distributed temperature sensor using Fourier wavelet regularised deconvolution algorithm", IET Optoelectronics, vol.8, no.6, pp.203-209,  December 2014  [CLICK TO VIEW]
Himansu Shekhar Pradhan, Prasant Kumar Sahu "Characterisation of Raman Distributed Temperature Sensor using Deconvolution Algorithms",  IET Optoelectronics,  October 2014
Himansu Shekhar Pradhan, P.K. Sahu.  "150 km long distributed temperature sensor using phase modulated probe wave and optimization technique",  Optik - International Journal for Light and Electron Optics, vol. 125, no. 1, pp. 441-445, ISSN 0030-4026,  January 2014 [CLICK TO VIEW]
Sanjaykumar Gowre, Sudipta Mahapatra, S.K. Varshney, P.K. Sahu "Dispersion characteristics of all-glass photonic crystal fibers",  Optik - International Journal for Light and Electron Optics, vol. 124, no. 18, pp. 3730-3733, ISSN 0030-4026,  September 2013 [CLICK TO VIEW]
Bijayananda Patnaik, P.K. Sahu "Ultra high capacity 1.28 Tbps DWDM system design and simulation using optimized modulation format",  Optik - International Journal for Light and Electron Optics, vol. 124, no. 13, pp. 1567-1573, ISSN 0030-4026,  July 2013  [CLICK TO VIEW]
Bijayananda Patnaik, P.K. Sahu "Optimized ultra-high bit rate hybrid optical communication system design and simulation",  Optik - International Journal for Light and Electron Optics, vol. 124, no. 2, pp. 170-176, ISSN 0030-4026, ,  January 2013 [CLICK TO VIEW]
Sanjaykumar Gowre, Sudipta Mahapatra, and P. K. Sahu "A Modified Structure for All-Glass Photonic Bandgap Fibers: Dispersion Characteristics and Confinement Loss Analysis",  ISRN Optics, vol. 2013, Article ID 416537, 5 pages,  2013 [CLICK TO VIEW]
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, Inder Science, vol. 6, no. 1,  2013  [CLICK TO VIEW]
Patnaik, B.; Sahu, P.K. "Inter-satellite optical wireless communication system design and simulation",  IET Communications, vol.6, no.16, pp.2561-2567,  November 2012  [CLICK TO VIEW]
Vijay Kumar, Ganapati Panda, Prasant Kumar Sahu "DHT Based 4 QAM OFDM Baseband System and Channel Estimation",  International Journal of Recent Trends in Engineering, vol. 2, no. 5, pp 80-84,  November 2009
Sahu, P.K.; Gowre, S.C.; Mahapatra, S..  "Optical time-domain reflectometer performance improvement using complementary correlated Prometheus orthonormal sequence",  IET Optoelectronics, vol.2, no.3, pp.128-133,  June 2008 [CLICK TO VIEW]
Soto, Marcelo A.; Sahu, P.K.; Bolognini, Gabriele; Di Pasquale, F..  "Brillouin-Based Distributed Temperature Sensor Employing Pulse Coding",  IEEE Sensors Journal, vol.8, no.3, pp.225-226,  March 2008  [CLICK TO VIEW]
Soto, M.A.; Sahu, P.K.; Faralli, S.; Bolognini, G.; Di Pasquale, F.; Nebendahl, B.; Rueck, C..  "Distributed temperature sensor system based on Raman scattering using correlation-codes",  Electronics Letters , vol.43, no.16, pp.862-864,  August 2007  [CLICK TO VIEW]
Satya Ganesh Dontamsetti and P. K. Sahu, “Speech Based Access of Agricultural Dealers Information in Odia Language, “Journal of Appl. Theory Comput. Technol., 2016, 1(1), 8-16. DOI: 10.22496/atct20161026106
Recent Publications (National Journals)
Sarthak Mohapatra, P.K. Sahu, S. Rath and N.V.L. Narasimha Murty, Defect characterization and numerical modelling of single-crystal ultra-pure intrinsic diamond, Diamond and Related Materials, Volume 106, June 2020, 107822. DOI: https://doi.org/10.1016/j.diamond.2020.107822
Conferences (International)
Sarthak Mohapatra, Mitul Abhangi, Sudhirsinh Vala, Prasant Kumar Sahu and N. V. L. Narasimha Murty, Alpha irradiation induced stability studies in single crystal diamond radiation detectors, 37th RD50 Workshop 2020, Zagreb-Croatia
Ramji Tangudu and Prasant Kumar Sahu, “Dynamic range improvement of backscattered optical signals using signal processing techniques,” in proc. of Int. IEEE Conf. on Appl. Signal Process.(ASPCON), pp. 66-69, Oct. 2020
Ramji Tangudu and Prasant Kumar Sahu, “Distributed optical fiber sensing system performance improvement using signal processing techniques,” in proc. of Int. Springer Conf. on an Intelligent Comput. & Advances in Commun. (ICAC), vol. 109, pp. 37-45, Jan. 2020, ISBN : 978-981-15-2773-9
Sahu P.K. , “OFDM-FSO Communication System Analysis,” Advances in Intelligent Computing and Communication. Lecture Notes in Networks and Systems, Vol 202.pp:567-576, 2021, Springer, Singapore https://doi.org/10.1007/978-981-16-0695-3_53
S. Malik and P.K. Sahu, “Design and Performance Study of Free Space Optical Communication System,” ICW-TELKOMNIKA-2019, Yogyakarta, Indonesia, 19-22 Nov. 2019.
Sarthak Mohapatra, P.K. Sahu and N.V.L.Narasimha Murty, Ultra-violet response and electrical characterization of Single-crystal diamond photoconductors, DIAM 2019, Spain.
Sarthak Mohapatra, P.K. Sahu and N.V.L.Narasimha Murty, Numerical Modeling of Native Defects in CVD Grown Diamond Photodetectors, 2018 IEEE Electron Devices Kolkata Conference (EDKCON). Doi: 10.1109/EDKCON.2018.8770414.
S. Malik, P.K. Sahu, “Study on wireless communication aspect of VANETs,” IEEE MTT-S International Microwave and RF Conference (IMaRC), Kolkata, India, pp. 1-4, Nov. 2018.
S. Malik, P.K. Sahu, “Performance Analysis of Free Space Optical Communication System Using Different Modulation Schemes over Weak to Strong Atmospheric Turbulence Channels,” Int. Springer conference-Optical and Wireless Technologies, pp. 387-399, Feb. 2018.
S. Malik and P. K. Sahu, "A study on free space optical communication for Bhubaneswar City," IEEE USNC-URSI Radio Science Meeting (Joint with AP-S Symposium), San Diego, CA, 2017, pp. 101-102.
Ramji Tangudu and Prasant Kumar Sahu, “Distributed Optical Fiber Sensing System Performance Improvement using Signal Processing Techniques,” Int. Springer Conf. on Intelligent Comput. & Advances in Commun. (ICAC), Nov. 2019.
Ramji Tangudu and Prasant Kumar Sahu, “An efficient BOTDR based DSS system,” Int. Joint Symposia on Photon. & Optics (OSA-OSK-OSJ), Jul. 2019.
Ramji Tangudu and Prasant Kumar Sahu, “Temperature resolution enhancement in BOTDR based distributed temperature sensing system using LWT-MPSO method,” Int. IEEE Conf. on Appl. Elect.magn. Signal Process. & Commun. (AESPC), Oct. 2018.
Ramji Tangudu and Prasant Kumar Sahu, “Strain resolution and spatial resolution improvement of BOCDR based DSS system using particle swarm optimization algorithm,” Int. Springer Conf. on Opt. & Wireless Technol. (OWT), Feb. 2018.
Ramji Tangudu and Prasant Kumar Sahu, “Temperature resolution and spatial resolution improvement of BOCDR based DTS system using particle swarm optimization algorithm,” 7th Int. Springer Conf. on Soft Comput. for Probl. Solv. (SocProS), vol. 1, pp. 781-792, Dec. 2017.
Shaik Abdul Hai Basha and P K Sahu ,”4-QAM and 16-QAM Modulation Employing Single Dual Drive Mach-Zehnder Modulator and FBG for OFDM-Radio-over-Fiber System” Accepted for IEEE, ICCCP-17, 2017
Suman Malik and P.K. Sahu, “A study on Free Space Optical Communication for Bhubaneswar City" Accepted for IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting in San Diego, California, 2017
P.K. Sahu and D. Ghosh “Performance Analysis of Next-generation Passive Optical Network (XG - PON),” Accepted for IEEE International Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting in San Diego, California, 2017
D Ghosh, PK Sahu, “UWB in healthcare”, 2016 International Conference on Electromagnetics in Advanced Applications (ICEAA), pp. 679-682,sept 2016
Himansu Shekhar Pradhan and P. K. Sahu.  "Brillouin distributed strain sensor performance enhancement employing FourWaRD algorithm",  12th International Conference on Fiber Optics and Photonics, IIT Kharagpur,  December 2014.
Naik, R.K., Sahu, P.K.. "Least Square Deconvolution of Rayleigh LiDAR System for Upper Atmospheric Study",  10th International Conference on Microwaves Antenna Propagation & Remote Sensing (ICMARS-2014), Jodhpur, India,  December 2014
Naik, R.K., Sahu, P.K..  "Effect of Telescope Aperture Area in the Performance of LiDAR System",  12th International conference on fiber optics and photonics (PHOTONICS 2014), Kharagpur, India,  December 2014
Sharath Chandra S, Prasant K. Sahu.  "Performance Analysis of DWDM Communication System using an Inline Module",  12th International conference on fiber optics and photonics (PHOTONICS 2014), Kharagpur, India,  December 2014
P. K. Sahu, Somanath Pradhan, Bijayananda Patnaik.  "Photonic Generation of Microwave Signals Using Single Laser Technique",  Proc. of the Second Intl. Conf. on Advances In Computing, Electronics and Communication - ACEC 2014, Switzerland, pp. 156-160.,  October 2014
P. K. Sahu and Himansu Shekhar Pradhan.  "Performance Enhancement of Brillouin Distributed Temperature Sensor Using Optimized Fiber",  Intelligent Computing, Networking, and Informatics, Advances in Intelligent Systems and Computing, Springer India, vol. 243, pp 81-89,  June 2014
Utpal Das, P. K. Sahu and Bijayananda Patnaik.  "Ultra High Bit-rate Fiber Optic Hybrid (WDM and TDM) Communication System Design and Simulation",  Advanced Computing, Networking and Informatics- Volume 2 Smart Innovation, Systems and Technologies Volume 28, 2014, pp 159-168,  2014
Naik, R.K.; Sahu, P.K..  "Comprehensive study on deconvolution and denoising of LiDAR back-scattered signal",  International Conference on Microwave and Photonics (ICMAP), 2013, pp.1-6,  December 2013  [CLICK TO VIEW]
Pradhan, H.S.; Sahu, P.K..  "Spontaneous Brillouin scattering based distributed fiber optic temperature sensor design and simulation using phase modulation and optimization technique,"  2012 Sixth International Conference on Sensing Technology (ICST), pp.300,304,  December 2012 [CLICK TO VIEW]
Pradhan, H.S.; Sahu, P.K..  "Suppression of stimulated Brillouin scattering using optimization techniques",  5th International Conference on Computers and Devices for Communication (CODEC), 2012, pp.1-4,  December 2012 [CLICK TO VIEW]
Patnaik, B.; Sahu, P.K..  "Novel QPSK modulation for DWDM free space optical communication system",  Wireless Advanced (WiAd), 2012, pp.170-175,  June 2012 [CLICK TO VIEW]
Patnaik, B.; Sahu, P.K..  "Novel QPSK modulation technique for DWDM free space optical communication system",  21st Annual Wireless and Optical Communications Conference (WOCC), 2012, pp.140-145,  April 2012 [CLICK TO VIEW]
Bijayananda Patnaik, P.K. Sahu.  "Optimized Hybrid Optical Communication System for First Mile and Last Mile Problem Solution of Today's Optical Network",  Procedia Technology, vol. 6, 2012, Pages 723-730, ISSN 2212-0173, ,  2012 [CLICK TO VIEW]
Bijayananda Patnaik and Prasant Kumar Sahu.  "Long-haul 64-channel 10-Gbps DWDM system design and simulation in presence of optical Kerr's effect",  In Proceedings of the 2011 International Conference on Communication, Computing & Security (ICCCS '11). ACM, New York, NY, USA, pp- 62-66.,  2011 [CLICK TO VIEW]
Patnaik, B.; Sahu, P.K..  "Optimization of Four Wave Mixing Effect in Radio-over-Fiber for a 32-Channel 40-GBPS DWDM System",  2010 International Symposium on Electronic System Design (ISED), pp.119-124,  December 2010 [CLICK TO VIEW]
Sahu, P.K.; Soto, M.A.; Jeonghwan Lee; Bolognini, G.; Namkyoo Park; Di Pasquale, F..  "Analysis of Brillouin-Based Distributed Fiber Sensors Using Optical Pulse Coding,"  Conference on Optical Fiber communication/ National Fiber Optic Engineers Conference, 2008. OFC/NFOEC 2008. pp.1-3,  February 2008
M. Ravi Kumar, P. K. Sahu, K. Esakki Muthu, P. Ganguly, S. Mahapatra, S. S. Pathak.  "Design and analysis of a zero-gap directional coupler based mode separator"  9th International Conference on fiber optics and photonics, Photonics-2008, PT-53,  2008
Gowre, S.K.C.; Mahapatra, S.; Sahu, P.K.; Biswas, J.C..  "Design and analysis of a modified Photonic Crystal Fiber structure,"  International Conference on Industrial and Information Systems, ICIIS 2007. pp. 159-162,  August 2007 [CLICK TO VIEW]
Soto, M. A., Sahu, P. K., Faralli, S., Sacchi, G., Bolognini, G., Di Pasquale, F., Nebendahl, B., Rueck, C..  "High performance and highly reliable Raman-based distributed temperature sensors based on correlation-coded OTDR and multimode graded-index fibers",  Proc. SPIE 6619, Third European Workshop on Optical Fibre Sensors, 66193B,  July 2007 [CLICK TO VIEW]
Sahu, P.K.; Gowre, S.K.C.; Mahapatra, S.; Biswas, J.C.. "Numerical modeling and simulation of fibre-Bragg grating based devices for all-optical communication network,"  2006 IFIP International Conference on Wireless and Optical Communications Networks, pages 4,  2006 [CLICK TO VIEW]
Academic Honors & Awards
  • Senior Member Optical Society Of America (OSA) - 2018
  • Fellow IE(I) (2018)
  • Memebr ISSE-2017
  • Member, National Academy of Sciences, India (MNASc)-2016
  • Fellow IETE - 2013
  • Senior Member IEEE - 2012
  • Life Member System Society of India -2010
  • Indo-Italian Research Fellowship (2007-08)
Book/ Book Chapter
  1. Himansu Shekhar Pradhan and P. K. Sahu, “SNR Enhancement of Brillouin Distributed Strain Sensor using Optimized Receiver”, Proceedings of 3rd International Conference on Advanced Computing, Networking and Informatics, ICACNI 2015, Volume 1, Part IV, Pp:377-384, ISBN: 978-81-322-2537-9
  2. P. K. Sahu and Himansu Shekhar Pradhan, "Performance Enhancement of Brillouin Distributed Temperature Sensor Using Optimized Fiber," Intelligent Computing, Networking, and Informatics, Volume 243, Advances in Intelligent Systems and Computing, pp 81-89, ISBN: 978-81-322-1664-3, 2013
  3. Utpal Das, P.K. Sahu, Bijayananda patnaik, "Ultra High Bit-rate Fiber Optic Hybrid (WDM and TDM) Communication System Design and Simulation," Advanced Computing, Networking and Informatics- Volume 2, Volume 28 , Smart Innovation, Systems and Technologies pp 159-168, ISBN:978-3-319-07349-1, 2014
  4. 35th National Systems Conference: Advanced Research Series edited by D. Ghosh, P.K. Sahu, G. Panda and S. Mukhopadhyay ISBN: 978-935-059-045-4
  5. Himanshu Shekhar Pradhan, P.K. Sahu, D. Ghosh and Sudipta Mahapatra, "Brillouin Distributed Temperature sensor using Optical Time domain reflectometry Techniques Fiber Optics Sesnors: Current Status and Fiuture possibilities, ISSN: 2194-8402, Springer