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Aruna Gunawardena
Aruna Gunawardena
Senior Lecturer, University of Peradeniya, Sri Lanka
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Year
A deep parametric study of resistor-loaded bow-tie antennas for ground-penetrating radar applications using FDTD
D Uduwawala, M Norgren, P Fuks, AW Gunawardena
IEEE Transactions on geoscience and remote sensing 42 (4), 732-742, 2004
1072004
A complete FDTD simulation of a real GPR antenna system operating above lossy and dispersive grounds
D Uduwawala, M Norgren, P Fuks, A Gunawardena
Progress In Electromagnetics Research 50, 209-229, 2005
782005
Wave equation formulation of synthetic aperture radar (SAR) algorithms in the time-space domain
A Gunawardena, D Longstaff
IEEE transactions on Geoscience and Remote Sensing 36 (6), 1995-1999, 1998
291998
Moisture Estimation of Transformer Pressboard by Micro-strip Ring Resonator at GHz Frequencies
AG W.M.S.C. Samarasinghe, J.S.R Kumara, M.A.R.M. Fernando, M.A.Careem
IEEE Trans on Dielectrics and Electrical Insulation, 23 (3), 1409- 1417, 2016
182016
Aging assesment of transformer pressboard insulation by micro-strip ring resonator at GHz frequencies
W Samarasinghe, J Kumara, M Fernando, AUAW Gunawardena
IEEE Transactions on Dielectrics and Electrical Insulation 24 (3), 1923-1930, 2017
172017
Ultra-wideband widebeam SAR processing in the time-space domain
A Gunawardena, ID Longstaff
Radar 97 (Conf. Publ. No. 449), 229-232, 1997
141997
A matched filter based synthetic aperture radar (SAR) algorithm for stepped frequency ground penetrating radar
A Gunawardena, D Longstaff
Proceedings International Radar Conference, 239-243, 1995
131995
Design of a low cost cavity backed wideband bow-tie antenna for ground penetrating radar systems
H Ranasinghe, SMP Senanayake, UIP Senarathne, A Gunawardena, ...
2013 IEEE 8th International Conference on Industrial and Information Systems …, 2013
122013
Multiscale modelling for target detection in complex synthetic aperture radar imagery
J Schroeder, D Howard, A Gunawardena
1999 Information, Decision and Control. Data and Information Fusion …, 1999
81999
Design of a multi-section coupled line coupler based on substrate integrated coaxial lines
H Ranasinghe, A Gunawardena
2017 IEEE International Conference on Industrial and Information Systems …, 2017
52017
Wave equation based synthetic aperture radar processing with applications to ground penetrating radar
AUAW Gunawardena
41997
Wideband asymmetric coupler with optimally positioned capacitors for improved directivity
ACM Ahamed, KDD Amarathunga, DV Ratnayake, A Gunawardena
2014 9th International Conference on Industrial and Information Systems …, 2014
32014
A fully three-dimensional simulation of a ground-penetrating radar over lossy and dispersive grounds
D Uduwawala, A Gunawardena
First International Conference on Industrial and Information Systems, 143-146, 2006
32006
The effects of radiation losses on the measurement of loss tangent using microstrip ring resonators
MARMF A. U. A. W. Gunawardena, W. M. S. C. Samarasinghe, A. C. M. Ahamed
IEEE 10th International Conference on Industrial and Information Systems (ICIIS), 2015
22015
An efficient algorithm to calculate relative permittivity from multi-layered stripline based measurements at microwave frequencies
A Gunawardena
Journal of the National Science Foundation of Sri Lanka 46 (1), 2018
12018
Design of a cavity backed wide band bow-tie antenna for ground penetrating radar applications
H Ranasinghe, SMP Senanayake, UIP Senaratne, A Gunawardena, ...
The University of Peradeniya, 2013
12013
Polynomial Hough Transform based feature extraction from SAR imagery
A Gunawardena, J Schroeder
EUSAR'98- European Conference on Synthetic Aperture Radar, Friedrichshafen …, 1998
11998
Complex Impedance Transformation using Symmetric Coupled Microstrip Lines of Adjusted Electrical Lengths
D Uduwawala, R Weerasekera, A Gunawardena
IEEE Transactions on Components, Packaging and Manufacturing Technology, 2024
2024
Beamforming in Intelligent Reflecting Surfaces: Simulation, Prototype Design and Field Measurements
G Liyanage, K Gimhana, S Rathnayake, AUAW Gunawardena, ...
2023 IEEE 17th International Conference on Industrial and Information …, 2023
2023
A Low Cost Yagi Log-periodic Antenna for 4G/LTE
A Gunawardena, D Uduwawala, AP Kumara, A Bandara
2021 From Innovation To Impact (FITI) 1, 1-3, 2021
2021
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