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Amalendu Patnaik

Amalendu Patnaik

Professor

amalendu.patnaik@ece.iitr.ac.in
01332-285850
My Website

RF and Microwave Engineerig, , Machine learning applications in Electromagnetics, , CAD of antennas, , Plasmonic antennas

From To Designation Organisation
2020 Present Professor IIT Roorkee
Degree Subject University Year Studied
Post Doc. Reconfigurable Antennas University of New Mexico, USA 2004
Ph. D. Design Optimization of Planar Antennas using ANN Techniques Berhampur Univeristy, India 2003
From To Designation Organisation Level
2017 2019 Chairman, Department Research Committee ECE, IIT Roorkee
Scheme Sponsoring Agency Other Faculties Year Sponsored
Development of Antenna Array Failure Analysis and Compensation Techniques DST, Govt. of India 2007
Design optimization of multilayer microstrip antennas using artificial neural networks ISRO 2008
Development of healing system for failed antenna array using evolutionary computational techniques Naval Research Board 2013
Design of planar circularly antennas for UHF and S-band applications Avantel Limited 2015
Design of broadband horn antenna array for high power applications BEL, Hyderabad 2017
Analysis and performance enhancement of graphene plasmonic antennas SAC, ISRO 2018
RF-DSP co-design techniques for energy/spectral efficient massive MIMO/carrier aggregation in 5G com IMPRINT, DST 2018
Membership Details
IEEE, Senior Member
ISTE, Life Member
Topic Scholar Name Status of PhD Registration Year
Design studies of specific microstrip antennas with defected ground structures Ashwini Kumar Arya A -
Evolutionary optimization techniques for stacked patch antenna analysis and design Satish Kumar Jain A -
Element failure detection in antenna arrays using soft-computing techniques Balamati Choudhury A -
Design of fractal antennas and frequency selective surfaces using biologically inspired computationa Anuradha A -
Investigations on polarization agile planar antennas with defected ground structures Prajapati Pravinbhai Ratilal A -
Modeling of crosstalk effects in CMOS gate driven on-chip interconnects using FDTD technique Ramesh Kumar Vobulapuram A -
A healing system for failed antenna array using evolutionary computational techniques Omprakash Acharya A -
Application of metamaterials for performance enhancement of planar antennas Debashsh Pal A -
Design and analysis of graphene plasmonic antennas for Terahertz application Sasmita Dash A
Planar Antenna Solutions for Inter-satellite Link Based Future Communication Systems Tushar Goel A
Electromagnetic sensors Meenal O 2017
SIW based mm-wave antennas Anil Kumar Nayak O 2017
THz Antennas Vinit Singh Yadav O 2018

Books

1.     J. Malik, A. Patnaik, and M. V. Kartikeyan, Compact Antennas for High Data Rate Communication: Ultra-wideband (UWB) and Multiple-Input-Multiple-Output (MIMO) Technology, Springer, ISBN 978-3-319-63174-5 (print), 978-3-319-63175-2 (online), 2018.

 

2.     B. K. Kaushik, V. Ramesh Kumar, and A. Patnaik, Crosstalk in Modern On-Chip Interconnects – A FDTD Approach, Springer, ISBN 978-981-10-0799-6, 2016.

 

1.            L. C. Shen, J. A. Kong, and A. Patnaik, Engineering Electromagnetics, Cengage Learning, ISBN 978-0-534-94722-4. (Adopted India Edition), 2011.

 

Book Chapters

1.             Sasmita Dash, A. Patnaik; “Advancements in Terahertz Antenna Design and their Performances” Book: Next Generation Wireless Terahertz Communication Networks, CRC Press, 2021.

 

2.            O. P. Acharya, A. Patnaik; Chapter: “Particle Swarm Optimization for Antenna Array Synthesis, Diagnosis, and Healing”; Book: Swarm Intelligence: Vol. 3: Applications, IET 2018.

 

3.            Christos Christodoulou, Amalendu Patnaik; Chapter 33: “Neural Networks for Antennas”, Book: Modern Antenna Handbook, Edited by C. A. Balanis, Wiley, 2008, 


LIST OF PUBLICATIONS

 

Books

1.    J. Malik, A. Patnaik, and M. V. Kartikeyan, Compact Antennas for High Data Rate Communication: Ultra-wideband (UWB) and Multiple-Input-Multiple-Output (MIMO) Technology, Springer, ISBN 978-3-319-63174-5 (print), 978-3-319-63175-2 (online), 2018.

 2.    B. K. Kaushik, V. Ramesh Kumar, and A. Patnaik, Crosstalk in Modern On-Chip Interconnects – A FDTD Approach, Springer, ISBN 978-981-10-0799-6, 2016.

 3.    L. C. Shen, J. A. Kong, and A. Patnaik, Engineering Electromagnetics, Cengage Learning, ISBN 978-0-534-94722-4. (Adopted India Edition), 2011.

 

Book Chapters

1.             Sasmita Dash, A. Patnaik; “Advancements in Terahertz Antenna Design and their Performances” Book: Next Generation Wireless Terahertz Communication Networks, CRC Press, 2021.

 2.            O. P. Acharya, A. Patnaik; Chapter: “Particle Swarm Optimization for Antenna Array Synthesis, Diagnosis, and Healing”; Book: Swarm Intelligence: Vol. 3: Applications, IET 2018.

 3.            Christos Christodoulou, Amalendu Patnaik; Chapter 33: “Neural Networks for Antennas”, Book: Modern Antenna Handbook, Edited by C. A. Balanis, Wiley, 2008,

 

Courses

1.                  NPTEL web-course: Advanced Antenna Theory

 (http://nptel.ac.in/courses/117107035/)

 

Refereed Journal Publications

1.      A. K. Nayak, I. M. Filanovsky, K. Moez, and A. Patnaik: “A Broadband Coaxial Line-to-SIW Transition Using Aperture-Coupling Method”, IEEE Microwave and Wireless Components Letters (early access).

2.      A. K. Nayak, I. M. Filanovsky, K. Moez, and A. Patnaik: “Broadband Conductor Backed-CPW with Substrate-Integrated Coaxial Line to SIW Transition for C-Band”, IEEE Trans. on Circuits and Systems II: Express Briefs, vol. 69, no. 5, pp. 2488 – 2492, 2022.

3.      V. Yadav, B. K. Kaushik, and A. Patnaik: “Broadband THz Absorber for Large Inclination Angle TE and TM Waves”, IEEE Photonics Journal, vol. 13, no. 5, 2021.

4.      Sasmita Dash, G. Soni, A. Patnaik, Christos Liaskos, Andreas Pitsillides, and Ian F. Akyildiz: "Switched-beam Graphene Plasmonic Nanoantenna in the Terahertz wave region", in Plasmonics, vol. 16, no. 5, pp. 1855 – 1864, 2021.

5.      Ruchi, A. Patnaik, M. V. Kartikeyan: “Compact dual and triple band antennas for 5G-IoT applications”, Int. J. of Microwave and Wireless Technologies (Cambridge Univ. Press), pp. 1-8, Feb. 2021.

6.      Sasmita Dash, A. Patnaik: “Impact of silicon based substrates on graphene THz antenna”, Physica E: Low-dimensional Systems and Nanostructures, vol. 126, Oct. 2020.

7.      Sasmita Dash, A. Patnaik: “Behavior of graphene based planar antenna at microwave and terahertz frequency”, Photonics and Nanostructures – Fundamentals and Applications, vol. 40, May 2020.

8.      Sasmita Dash, A. Patnaik: “Sub-wavelength graphene planar nanoantenna for THz application”, Materialstoday Proceedings, vol. 18, pp. 1336 – 1341, 2019. 

9.      Sasmita Dash, A. Patnaik, B. K. Kaushik: “Performance Enhancement of Graphene Plasmonic Nanoantenna for THz Communication”, IET Microwaves, Antennas & Propagation, vol. 13, issue 1, pp. 71-75, 2019.

10.  Sasmita Dash, A. Patnaik: “Performance of graphene plasmonic antenna in comparison with their counterparts for low-Terahertz applications”, Plasmonics, pp. 1 – 8, May 2018.

11.  Tushar Goel, A. Patnaik: “Novel broadband antennas for future mobile communications”, IEEE Trans. on Antennas and Propagation, vol. 66, no. 5, pp. 2299-2308, 2018.

12.  Sasmita Dash, A. Patnaik: “Material selection for THz antennas”, Microwave and Optical Technology Letters, pp. 1183-1187, vol. 60, 2018.

13.  O. P. Acharya, A. Patnaik: “Antenna array failure correction”, IEEE Antennas and Propagation Magazine, vol. 59, issue 6, pp. 106-115, 2017.

14.  Debasish Pal, A. Patnaik: “An analytical formulation of metamaterial based compact patch antennas,” International Journal of Electronics Letters (Taylor & Francis), vol. 5, no. 4, pp. 377-384, 2017.

15.  P. Prajapati, A. Patnaik, M. V. Kartikeyan: “Design and characterization of an efficient multilayered circularly polarized microstrip antenna,” International J. of Microwave and Wireless Technology (Cambridge Univ. Press), vol. 8, Issue 7, pp. 1101-1109, 2016.

16.  V. Ramesh Kumar, Arsalan Alam, B. K. Kaushik, A. Patnaik: “An unconditionally stable FDTD model for crosstalk analysis of VLSI interconnects,” IEEE Trans. on Components, Packaging and Manufacturing Technology, vol. 5, no. 12, pp. 1810-1817, 2015.

17.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: “Improved crosstalk noise modeling of MWCNT interconnects using FDTD technique,” Microelectronics Journal, vol. 46, pp. 1263-1268, 2015.

18.  P. Prajapati, G. G. K. Murthy, A. Patnaik, M. V. Kartikeyan: “Design and testing of a compact circularly polarized microstrip antenna with fractal defected ground structure for L-band applications,” IET Microwaves, Antennas & Propagation, vol. 9, Issue 11, pp. 1179-1185, 2015.

19.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Novel printed MIMO antenna with pattern and polarization diversity,” IEEE Antennas and Wireless Propagation Letters, vol. 14, pp. 739-742, 2015

20.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “A compact dual-band antenna with omnidirectional radiation pattern,” IEEE Antennas and Wireless Propagation Letters, pp. 503-506, vol. 14, 2015.

21.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: “Corrections to - An Accurate FDTD Model for Crosstalk Analysis of CMOS Gate-Driven Coupled RLC Interconnects,” IEEE Trans. on Electromagnetic Compatibility, vol. 57, issue 6, pp. 1756, 2015.

22.  V. Ramesh Kumar, B. K. Kaushik, and A. Patnaik: "Crosstalk noise modeling of multiwall carbon nanotube (MWCNT) interconnects using finite-difference time-domain (FDTD) technique," Microelectronics Reliability (Elsevier), vol. 55, no. 1, pp. 155-163, 2015.

23.  Ajith Kumar M. M., A. Patnaik, C. G. Christodoulou: “Design and Testing of a Multifrequency Antenna with a Reconfigurable Feed,” IEEE Antennas and Wireless Propagation Letters, vol. 13, pp. 730-734, 2014.

24.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: “An Accurate FDTD Model for Crosstalk Analysis of CMOS Gate-Driven Coupled RLC Interconnects,” IEEE Trans. on Electromagnetic Compatibility. vol. 56, no. 5, pp. 1185-1193, 2014.

25.  V. Ramesh Kumar, B. K. Kaushik, and A. Patnaik: “An accurate model for dynamic crosstalk analysis of a CMOS gate driven on-chip interconnects using FDTD,” Microelectronics Journal (Elsevier), vol. 45, pp. 441-448, 2014.

26.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Limits of compensation in a failed antenna array”, Int. J. of RF and Microwave Computer Aided Engineering (Wiley), vol. 24, issue 6, pp. 635-645, 2014.

27.  B. Choudhury, O. P. Acharya, A. Patnaik: “Bacteria Foraging Optimization in Antenna Engineering: An Application to Array Fault Finding,” Int. J. of RF and Microwave Computer Aided Engineering (Wiley), vol. 23, pp. 141-148, 2013.

28.  S. K. Jain, A. Patnaik, S. N. Sinha: “Design of custom-made stacked patch antennas – A machine learning approach,” Int. J. of Machine Learning and Cybernetics (Springer), vol. 4, Issue 3, pp. 189-194, June 2013.

29.  B. Choudhury, O. P. Acharya, A. Patnaik: “Fault Finding in Antenna Array using Bacteria Foraging Optimization Technique,” Journal of Communication and Computer, vol. 9, pp. 345-349, 2012.

30.  Anuradha, A. Patnaik, S. N. Sinha: “Design of Custom-made Fractal Multiband Antennas using ANN-PSO,” IEEE Antennas and Propagation Magazine, vol. 53, no. 4, pp. 94-101, August 2011.

31.  A. Arya, A. Patnaik, M. V. Kartikeyan: “Microstrip Patch Antenna with Skew-F Sahped DGS for Dual Band Operation,” Progress In Electromagnetics Research (PIER-M), vol. 19, pp. 147-160, 2011.

32.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Null Steering in Failed Antenna Arrays”, Applied Computational Intelligence and Soft Computing (Hindawi), vol. 2011, Article ID 692197, doi: 10.1155/2011/692197., 2011.

33.  A.K.Arya, A.Patnaik, M.V.Kartikeyan: "Back To Back Combined Single Feed Proximity Coupled Antenna with DGS", Journal of Electromagnetic Analysis and Applications, vol. 3, pp. 43-46, 2011.

34.  A. K. Arya, M. V. Kartikeyan, A. Patnaik: Defected Ground Structure in the perspective of Microstrip Antennas: A Review,” Frequenz: Journal of RF-Engineering and Telecommunications, vol. 64, No. 5-6, pp. 70-84, 2010.

35.  A. Patnaik, B. Choudhury, P. Pradhan, R. K. Mishra, C. Christodoulou: “An ANN Application for Fault Finding in Antenna Arrays,” IEEE Trans. on Antennas and Propagation, vol. 55, no. 3, pp. 775 – 777, Mar. 2007.

36.  A. Patnaik, D. Anagnostou, C. G. Christodoulou, J. C. Lyke: “Neurocomputational Analysis of a Multiband Reconfigurable Planar Antenna,” IEEE Trans. on Antennas and Propagation, vol. 53, no. 11, pp. 3453 – 3458, Nov. 2005.

37.  A. Patnaik, D. Anagnostou, C. G. Christodoulou, J. C. Lyke: “Modeling Frequency Reconfigurable Antenna Array Using Neural Networks,” Microwave and Optical Technology Letters, vol. 44, no. 4, pp. 351-354, Feb. 2005.

38.  A. Patnaik, D. Anagnostou, R. K. Mishra, C. G. Christodoulou, J. C. Lyke: “Applications of Neural Networks in Wireless Communications,” IEEE Antennas and Propagation Magazine, vol. 46, no. 3, pp. 130-137, June 2004.

39.  A. Patnaik: “Neural Network Application to Avoid Singularities in Numerical Integration,” International Journal of System Modeling and Simulation, (Special issue on Advancement in Algorithms), vol. 2, no. 1, pp. 7-11, Jan. 2004.

40.  R. K. Mishra, A. Patnaik “Designing Rectangular Patch Antenna Using the Neurospectral Method,” IEEE Trans. on Antennas & Propagation, vol. 51, no. 8, pp., 1914-1921, August – 2003.

41.  A. Patnaik, R. K. Mishra: “ANN Techniques in Microwave Engineering,” IEEE Microwave Magazine, vol. 1, no. 1, pp. 55-60, 2000.

42.  R. K. Mishra, A. Patnaik: “Neurospectral Computation for Input Impedence of Rectangular Microstrip Antenna,” Electronics Letters, vol. 35, no. 20, pp. 1691-1693, 1999.

43.  R. K. Mishra, A. Patnaik: "Neurospectral Computation for Complex Resonant Frequency of Microstrip Resonators, " IEEE Microwave and Guided Wave Letter, vol. 9, no. 9, pp. 351-353, 1999.

44.  R. K. Mishra, G. K. Patra, A. Patnaik, S. K. Dash: "New Method for Calculating the Input Impedance of Rectangular Patch Antenna," Defence Science Journal, vol. 48, no. 4, pp. 417-421, 1998.

45.  R. K. Mishra, A. Patnaik: "Neural Network Based CAD Model for Design of Square Patch Antenna," IEEE Trans. on Antennas & Propagation, vol. 46, no. 12, pp. 1890-1891, 1998.

46.  R. K. Mishra, A. Patnaik: "Design of Circular Microstrip Antenna using Neural Network," IETE Journal of Research, vol. 44, no. 1 & 2, pp. 35-39, 1998. (IETE J C Bose Memorial Award)

47.  S. K. Dash, A. Patnaik, G. K. Patra, R. K. Mishra: "Patch Antenna in Isotropic Plasma: Resonant Frequency," Defence Science Journal, vol. 47, no. 3, pp. 395-399, July 1997.

48.  A. Patnaik, R. K. Mishra, G. K. Patra, S. K. Dash: "An Artificial Neural Network Model for Effective Dielectric Constant of Microstrip Line," IEEE Trans. on Antennas & Propagation, vol. 45, no. 11, pp. 1697, 1997.

 

Conference Publications


1.      A. Patnaik, G. K. Patra, R. K. Mishra, S. K. Dash: "Neurocomputation of Microstrip Line Effective Dielectric Constant," Proc. of Antenna & Propagation Symposium (APSYM - 96), PP. 1-4, 1996, Cochin, India.

2.      S. K. Dash, A. Patnaik, R. K. Mishra: "Resonant Frequency of Plasma Embedded Rectangular Microstrip Antenna," Frontiers of Radio Science Proceedings, pp. XII-19-21, INCURSI-96, Calcutta.

3.      A. Patnaik, G. K. Patra, R. K. Mishra, S. K. Dash: "Effective Dielectric Constant of Microstrip Line using Neural Network," 1996 Asia-Pacific Microwave Conference (APMC-96) Proceedings, PP. 955-957, Delhi.

4.      A. Patnaik, R. K. Mishra, S. K. Dash: "A CAD Model for Design of Square Patch Antenna using Neural Network," IETE Proceedings of the Zonal Seminar on Neural Networks, pp. 20-23, 1997, Vijayawada.

5.      A. Patnaik, R. K. Mishra: "Circular Microstrip Antenna Design using Artificial Neural Network," Proceedings of Seminar-cum-Workshop on Conformal Antennas (SWCA '98), 1998, Berhampur.

6.      R. K. Mishra, A. Patnaik: "Neurocomputational Analysis for Circular Patch Antenna for Resonant Frequency,” Proceedings of INCURSI-99, pp. 44-46, 1999, Burdwan.

7.      A. Patnaik, R. K. Mishra, S. K. Dash: "Characterization of Suspended Stripline Transmission Lines using Artificial Neural Networks,” Proceedings of INCURSI-99, pp. 51-53, 1999, Burdwan. 

8.      R. K. Mishra, A. Patnaik: “Artificial Neural Network(ANN) Method for Resonant Resistance of a Rectangular Microstrip Antenna,” Millennium Conference on Antennas & Propagation (AP 2000), CD-ROM, April 2000, Davos, Switzerland.

9.      R. K. Mishra, A. Patnaik: “Neurospectral Analysis of Coaxial Fed Rectangular Patch Antenna,” Proceedings of 2000 IEEE Antennas and Propagation Society International Symposium, vol. 2, pp. 1062-1065, 16-21 July 2000, Salt Lake City, Utah.

10.  R. K. Mishra, A. Patnaik, “Neurospectral Analysis for Circular Patch Antenna," Microwave - 2001, November 2 - 4, 2001, Jaipur (India).

11.  A. Patnaik: “Possible Applications of Neural Network Thoery in Condensed Matter Physics,” Proceedings of Condensed Matter Days – 2001, August 29 – 31, 2001, Sambalpur (India).

12.  A. Patnaik, M. Suresh, A. K. Panda: “Recent Trends in Microwave/MM wave Generator and Receiver,” Proceedings of Communication, Signal Processing and Information Technology (CSPIT) – 2002, February 2002, Burla (India).

13.  A. Patnaik: “A Multiband Reconfigurable antenna: An Experimental Study,” International Conference on Microwave, Antenna, Propagation and Remote Sensing (ICMARS-2004).

14.  A. Patnaik, D. Anagnostou, C. G. Christodoulou: “Neurocomputational Analysis of a Frequency Reconfigurable Antenna,” Proceedings of International Conference on Antenna Technologies (ICAT 2005), pp. 59-63, 2005, Feb. 23-24, Ahmedabad.

15.  A. Patnaik, D. Anagnostou, C. G. Christodoulou: “Neural Networks in Antenna Engineering – Beyond Black-box Modeling,” Proceedings of IEEE/ACES International Conference on Wireless Communication and Applied Computational Electromagnetics, pp. 598 – 601, 3-7 April 2005, Hawaii, USA.

16.  A. Patnaik, C. G. Christodoulou: “Neurocomputational Analysis of a Frequency Reconfigurable Antenna,” XXVIIIth General Assembly of URSI Proceedings CD-ROM, New Delhi during 23-29 October, 2005. (URSI Young Scientist Award)

17.  A. Patnaik, R. K. Mishra, R. Ghatak: “Element Failure Detection in Antenna Array Using Neural Networks,” XXVIIIth General Assembly of URSI Proceedings CD-ROM, New Delhi during 23-29 October, 2005.

18.  R. Ghatak, R. K. Mishra, D. R. Poddar, A. Patnaik: “Multilayered Complimentary Quasi-fractal Sierpinski Patch Antenna For Wireless Terminals” XXVIIIth General Assembly of URSI Proceedings CD-ROM, New Delhi during 23-29 October, 2005.

19.  A. Patnaik, R. K. Mishra: “Some Observations on Sierpinski Fractal Patch Antenna” XXVIIIth General Assembly of URSI Proceedings CD-ROM, New Delhi during 23-29 October, 2005.

20.  B. Choudhury, P. Pradhan, A. Patnaik: “A Neural Network Application for Fault Finding in Antenna Arrays,” Proceedings of National Conference on Softcomputing, March 24-26, Bhubanewsar, India, 2006.

21.  A. Patnaik, C. G. Christodoulou: “Finding Failed Element Positions in Linear Antenna Array Using Neural Networks,” 2006 IEEE Antennas & Propagation Symposium CD-ROM, Albuquerque, USA.

22.  T. Panigrahi, R. S. Raju, A. Patnaik: “Simulation of Electron Beam Focussing System for TWT’s using FEM,” Proceedings of 3rd International Conference on Microwaves, Antennas, Propagation and Remote Sensing, 18-22 Dec. 2006 at Jodhpur, India.

23.  P. Pradhan, B. Choudhury, T. Panigrahi, A. Patnaik: “Simulation and Characterization of a Multifunction Antenna,” Proceedings of CODEC-06, Dec. 18-20, 2006, Kolkata, India.

24.  C. Pandit, A. Patnaik, S. N. Sinha: “Neural Network Based CAD Models for Analysis and Design of Fin-lines for mm-wave Applications,” Proceedings of IEEE AEMC 2007, 19-20 Dec. 2007 at Kolkata, India.

25.  T. Panigrahi, A. Patnaik, S. N. Sinha, C. G. Christodoulou: “Amplitude Only Compensation for Failed Antenna Array Using Particle Swam Optimization,” Proc. of 2008 IEEE International Symposium on Antennas and Propagation, 5-12 July 2008 at San Diego, USA.

26.  A. K. Arya, M. V. Kartikeyan, A. Patnaik: “Efficiency Enhancement of Microstrip Patch Antenna with Defected Goround Structure,” Proc. of International Conference on Microwave – 08, pp. 729-731, 21-24, 2008, Jaipur, India.

27.  Anuradha, A. Patnaik, S. N. Sinha: “An Investigation on E-shpaed Fractal Like Patch Antenna,” 2009 IEEE Antennas & Propagation Symposium CD-ROM, 1-5 June 2009, Charleston, SC, USA.

28.  B. Choudhury, S. Pattanayak, A. Patnaik: “A Genetically Trained Neural Network Application for Fault Finding in Antenna Arrays,” Proceedings of IEEE Applied Electromagnetic Conference 2009, 14-16 Dec. 2009, Kolkata, India.

29.  S. Pandey, Y. Singh, P. Chaturvedi, A. Patnaik: “Phase Only and Amplitude Only Compensation for Fault Finding in Antenna Arrays,” Int. Conf. on Microwaves, Antennas, Propagation and Remote Sensing (ICMARS 2009), 19-21 Dec. 2009, Jodhpur.

30.  G. Singhal, A. Jain, A. Patnaik: “Parallelization of Particle Swarm Optimization Using Message Passing Interfaces (MPIs),” Proc. of 2009 World Congress on Natural and Biologically Inspired Computing (NABIC 09), 9-11 Dec. 2009, Coimbator.

31.  O. P. Acharya, A. Patnaik, B. Choudhury: “A PSO Application for Locating Defective Elements in Antenna Arrays,” Proc. of Int. Symp. on Biologically Inspired Computing and Applications (BICA 09), pp. 175-179, 2009, Bhubaneswar, India.

32.  Ashwini K. Arya, M.V.Kartikeyan, A. Patnaik, “Design studies on specific microstrip antennas with defected ground structure”, Proceedings on IVSNS-09, CEERI-Pilani, India, 2009.

33.  Ashwini K. Arya, M.V.Kartikeyan, A. Patnaik “Neural network model for the analysis of DGS”, Proceedings on VEDA-09, pp.EMS1.1-EMS1.2, Jan. 2009 Varanasi, India.

34.  S. K. Jain, S. N. Sinha, A. Patnaik: “Analysis of Coaxial Fed Dual Patch Multilayer X/Ku Band Antenna using Artificial Neural Networks,” Proc. of Int. Symp. on Biologically Inspired Computing and Applications (BICA 09), pp. 180-183, 2009, Bhubaneswar, India.

35.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Antenna Array Synthesis for Desired Radiation Pattern using Particle Swarm Optimization,” Proc. of 12th Int. Symp. on Microwave and Optical Technology (ISMOT 2009), Dec. 16-19, New Delhi, India.

36.  Anuradha, A. Patnaik, S. N. Sinha: “Design of Koch Fractal Based Custom-made Antennas with ANN-PSO,” 2010 IEEE International Symposium on Antennas & Propagation, 11-17 July 2010, Ontario, Canada.

37.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Interference Suppression in Antenna Array by Complex Weights Control using PSO,” Indian Antenna Week, 31 May – 4 June 2010, Puri, India

38.  Anuradha, A. Patnaik, S. N. Sinha: “Neurocomputational Analysis of Generalized Koch Fractal Antenna,” Indian Antenna Week, 31 May – 4 June 2010, Puri, India.

39.  Ashwini K. Arya, A. Patnaik, M.V.Kartikeyan, “On the size reduction of microstrip antennas with Defected Ground Structure”, Proc. of 35th International Conference on Infrared, Millimeter, Terahertz Waves (IRMMW), 2010, Italy

40.  O. P. Acharya, A. Patnaik, B. Choudhury: “Fault Finding in Antenna Arrays using Bacteria Foraging Optimization Technique,” Proc. of National Conference on Communications (NCC 2011), 28-30 Jan. 2011, Banglore.

41.  O. P. Achary, A. Patnaik, S. N. Sinha: “Null Steering in Failed Antenna Array,” Proc. of National Conference on Communications (NCC 2011), 28-30 Jan. 2011, Banglore.

42.  S. K. Jain, A. Patnaik, S. N. Sinha: “Nerual Network based Particle Swarm Optimizer for Design of Dual Resonance X/Ku Band Stacked Patch Antenna,” Proc. of 2011 IEEE International Symposium on Antennas and Propagation, 3-8 July, Spokane, Washington, USA, 2011.

43.  S. K. Jain, A. Patnaik, S. N. Sinha: “Stacked Patch Antenna Design using ANN based BFO,” Proc. of 2011 IEEE Applied Electromagnetic Conference, 18-22 Dec., Kolkata, India, 2011.

44.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Pattern Recovery in Failed Antenna Arrays by Partial Control of Real Weights,” Proc. of 2011 IEEE Applied Electromagnetic Conference, 18-22 Dec., Kolkata, India, 2011.

45.  Anuradha, A. Patnaik, S. N. Sinha, Juan R. Mosig, “Design of customized fractal FSS,” Proc. of 2012 IEEE International Symposium on Antennas and Propagation, Chicago 8-14 July 2012.

46.  D. Pal, A. Patnaik, S. N. Sinha: “Neuro-modelling of CSRR for antenna applications, Proc. of 2012 IEEE International Symposium on Antennas and Propagation, Chicago 8-14 July 2012.

47.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Novel compact MIMO antenna for WLAN application,” Proc. of 2013 IEEE Applied Electromagnetic Conference (AEMC), 2013.

48.  P. R. Prajapati, A. Patnaik, M. V. Kartikeyan: “Asymmetrical plus shaped fractal slotted multilayered Yagi-Uda circularly polarized microstrip antenna,” Proc. of IEEE Applied Electromagnetic Conference 2013 (AEMC 2013), Bhubaneswar, 18-20 Dec. 2013.

49.  V. Ramesh Kumar V, B. K. Kaushik, A. Patnaik: “Dynamic crosstalk analysis of CMOS driven RLC interconnects using FDTD method,” Proc. of 2013 IEEE International Symposium on Antennas and Propagation, Orlando, FL 7-13 July 2013.

50.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Comparative study of bio-inspired optimization techniques in antenna array failure compensation,” Proc. of 2013 IEEE International Symposium on Antennas and Propagation, Orlando, FL 7-13 July 2013.

51.  A. Patnaik: “Low-cost solutions for optimal antenna design,” Proc. of Progress In Electromagnetics Research Symposium (PIERS 2014), Guangzhou, China, August 25–28, 2014. (Invited)

52.  P. R. Prajapati, A. Patnaik, M. V. Kartikeyan: “Design of single feed dual band dual polarized microstrip antenna with defected ground structure for aeronautical and radio navigational applications,” Proc. of 31st International Union of Radio Science General Assembly and Scientific Symposium (URSI GASS 2014), 16-23 Aug. 2014, Beijing, China.

53.  P. R. Prajapati, G. G. K. Murthy, A. Patnaik, M. V. Kartikeyan: “Design of compact circular disc circularly polarized antenna with Koch curve fractal defected ground structure,” Proc. of 31st International Union of Radio Science General Assembly and Scientific Symposium (URSI GASS 2014), 16-23 Aug. 2014, Beijing, China.

54.  P. R. Prajapati, G.G.K. Murthy, A. Patnaik, and M. V. Kartikeyan: “Compact circularly polarized microstrip patch antenna for WLAN applications", IEEE Indian Antenna Week Conference, Jalandhar, Punjab, May 26-30, 2014.

55.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: "Modeling of Crosstalk Effects in Coupled MLGNR Interconnects Based on FDTD Method," In Proc. IEEE Electronic Components and Technology Conference (ECTC), Florida, pp. 1091-1097, May 2014.

56.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: “Crosstalk Modeling with Width Dependent MFP in MLGNR Interconnects Using FDTD Technique,” Proc. of 2015 IEEE Conference on Electron Devices and Solid-State Circuits (EDSSC2015), 1-4 June 2015.

57.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Capacity estimation of a compact pattern diversity MIMO antenna,” Proc. of 2015 Int. conf. on Micrwave, Optical and Communication Engineering (ICMOCE), 2015.

58.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Analysis of band-notch techniques in UWB antenna for impulse radio communications,” Proc. of 2015 IEEE Applied Electromagnetic Conference (AEMC 2015), 2015.

59.  O. P. Acharya, A. Patnaik, S. N. Sinha: “Tolerance on element failure for DoA estimation: A soft-computing approach,” Proc. of 2015 IEEE Applied Electromagnetic Conference (AEMC 2015), 2015.

60.  V. Ramesh Kumar, B. K. Kaushik, A. Patnaik: “Accurate numerical model for crosstalk analysis of SWCNT bundle interconnects using FDTD method,” Proc. of 2015 IEEE Int. Symp, on Nanaoelectronic and Information Systems, 2015.

61.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Time-domain performance of bandnotched techniques in UWB antenna,” Proc. of 2016 Asia Pacific Microwave Conference (APMC 2016), 5-9 Dec. 2016, New Delhi.

62.  J. Mallik, A. Patnaik, M. V. Kartikeyan: “Modulated metasurface for circular polarization,” Proc. of 2016 Asia Pacific Microwave Conference (APMC 2016), 5-9 Dec. 2016, New Delhi.

63.  Sasmita Dash, A. Patnaik: “A comparative analysis of graphene, CNT, and copper dipole antenna,” 3rd Regional Conference on Radio Science, International Union of Radio Science 2017 (URSI – RCRS 2017), 1-4th March 2017, Tirupati.

64.  Sasmita Dash, A. Patnaik: “Dual band reconfigurable plasmonic antenna using bilayer graphene.” Proc. of IEEE International Symposium on Antennas and Propagation, AP-S 2017, San Diego, USA, 9–14 July 2017.

65.  Sasmita Dash, A. Patnaik, “Graphene loaded Frequency Reconfigurable Metal Antenna”, 2017 IEEE International Conference on Antenna Innovations & Modern Technologies for Ground, Aircraft and Satellite Applications (iAIM 2017), Banglore, Nov 24-26, 2017.

66.  Sasmita Dash, A. Patnaik, “Electromagnetic Modelling and Simulation Issues of Graphene Radiator”, Prof. of International Conference on Advances in Materials & Processing: Challenges & Opportunities (AMPCO 2017), IIT Roorkee, Nov 30-Dec 2, 2017.

67.  Sasmita Dash, A. Patnaik, “Sub-wavelength Graphene Circular Patch Nanoantenna for UWB THz application”, Proc. of International Conference on Advances in Materials & Processing: Challenges & Opportunities (AMPCO 2017), Nov 30-Dec 2, 2017.

68.  Anil Kumar Nayak and A. Patnaik, "Design of an SIW   Corrugated H-plane Horn Antenna with Improved Performance," Proc. of IEEE Applied Electromagnetics Conference (IEEE AEMC 2017) at MIT Aurangabad, India, 19-23 December 2017.

69.  Anil Kumar Nayak and A. Patnaik, "SIW-based Patch Antenna with Improved Performance," Proc. of IEEE Applied Electromagnetics Conference (IEEE AEMC 2017) at MIT Aurangabad, India, 19-23 December 2017. (Student Paper Contest Winner)

70.  Sasmita Dash, A. Patnaik, “Graphene Plasmonic Bowtie Antenna for UWB THz Application” Proc. of IEEE 24thNational Conference on Communications (NCC) 2018, IIT Hyderabad, Feb 25-28, 2018.

71.  Sasmita Dash, A. Patnaik, “Graphene Plasmonic THz Antenna for Large Near-Field enhancement” Proc. of Optics & Photonic: Theory and Computational Techniques – (OPTCT 2018), IIT Roorkee, March 17-18, 2018.

72.  S. Dash, and A. Patnaik, “Graphene meandered dipole antenna for low-cost and flexible RFID application”, Graphene 2018, Dresden, Germany, June 26-29, pp. 189 (Graphene 2018 Book), 2018.

73.  A. K. Nayak, R. Pachpole, A. Patnaik, "Compact Symmetric Quarter Mode Substrate Integrated Waveguide (QMSIW) Antenna”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018.

74.  S. Prakash, S. Dash, and A. Patnaik, “Reconfigurable Circular Patch THz Antenna using Graphene stack based SIW Technique”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018.

75.  Tushar Goel, A. Patnaik, “CRLH-SIW based frequency reconfigurable antenna for LEO to GEO inter-satellite link”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018.

76.  Meenal, A. Patnaik, “A passive electromagnetic pressure sensor for application in harsh environment”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018.

77. P. S. Nair, A. Patnaik, and M. V. Kartikeyan, “Millimeter Wave SIW Antenna for 5G Applications”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018.

78. P. S. Nair, A. Patnaik, and M. V. Kartikeyan, “Multi-band SIW antenna with modulated metasurface at 5G frequency”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Hyderabad, Dec. 2018

79. A. K. Nayak, A. Patnaik, "Design and testing of a dual-band SIW antenna loaded with CRLH-TL unit cell”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Ahmedabad, Dec. 2019.

80.   V. S. Yadav, S Kulshreshtha, BK Kaushik, A Patnaik, "Prospective design of graphene-based patch antenna with proximity feed for mid-THz band”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Ahmedabad, Dec. 2019.

81. P. Gajanan, B. Arora, T. Goel, A. Patnaik, "A dual-band microwave energy harvesting rectenna system for WiFi soruces”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Ahmedabad, Dec. 2019.

82. T. Goel, A. Patnaik, "Fractal DGS based novel wideband antenna for 5G applications”, Proc. of IEEE Indian Conference on Antennas and Propagation (InCAP), Ahmedabad, Dec. 2019.

83. A. K. Nayak, V. S. Yadav, A. Patnaik, "Wideband transition from tapered microstrip to corrugated SIW”, Proc. of IEEE MTT-S Int. Microwave and RF Conference (IMARC), Dec. 2019.

84. A. K. Nayak, R. Pachpole, A. Patnaik, "A dual-band antenna using IDC based CRLH-TL cell with non-uniform finger width”, Proc. of IEEE Asia-Pacific Microwave Coference (APMC), Singapore, Dec. 2019.

85. A. K. Nayak, A. Patnaik, "Design and testing of a broadband microstrip-SIW transition”, Proc. of IEEE Microwave Theory and Techniques in Wireless Communications (MTTW), 2020.

86. V. S. Yadav, A. K. Nayak, S Kulshreshtha, BK Kaushik, A Patnaik, "Prospective design of dual-band graphene-based patch antenna for mid-THz band”, Proc. of 2020 URSI Regional Conference on Radio Science (URSI-RCRS), 2020.

87. A. K. Nayak, V. S. Yadav, A Patnaik, "Design and testing of a broadband microstrip line-empty SIW transition for 5G applications”, Proc. 34th General Assembly and Scientific Symposium of the International Union of Radio Science, (URSI GASS 2021).

88. A. K. Nayak, V. S. Yadav, A Patnaik, "Substrate integrated slab waveguide and broadband transition from CPW”, Proc. 34th General Assembly and Scientific Symposium of the International Union of Radio Science, (URSI GASS 2021).

89. A. K. Nayak, V. S. Yadav, A Patnaik, "An H-plane multi-horn antenna using substrate integrated waveguide technique”, Proc. 2021 National Conference on Communications (NCC), 2021.

90. V. S. Yadav, A. K. Nayak, B. K. Kaushik, A Patnaik, "Reflective type linear to circular polarization converter using metasurface over a wide frequency”, Proc. 2021 IEEE Indian Conference on Antennas and Propagation (InCAP), pp. 579-582, 2021.

91. D. K. Sahoo, D. Kundu, D. Bhattacharya, A Patnaik, "A 1-bit coding reflective metasurface for beam steering along both the cardinal planes using dual-incident waves”, Proc. 2021 IEEE Indian Conference on Antennas and Propagation (InCAP), pp. 571-574, 2021.

92. Y. B. Dhanade, A Patnaik, "Multi-mode orbital angular momentum (OAM) antenna array”, Proc. 2021 IEEE Indian Conference on Antennas and Propagation (InCAP), pp. 490-493, 2021.

93. A. K. Nayak, A Patnaik, "Design and testing of SIW reconfigurable antenna with improved performance”, Proc. 2021 IEEE Int. Sym. on Antennas and Prop. and North American Radio Science Meeting (APS/URSI 2021), pp. 759-760.

94. A. K. Nayak, I. M. Filanosky, K. Moez, A Patnaik, "Broadband conductor backed-CPW to substrate integrated slab waveguide transition for Ku-band”, Proc. 2022 IEEE Radio and Wireless Symposium (RWS), pp. 30-33, 2022.

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