Publications

Ph.D. Thesis

• Title: Design and Analysis of Indoor and Underwater Visible Light Communication Systems

• Supervisors: Dr. Himal A. Suraweera, Prof. Roshan I. Godaliyadda, Prof. Vijitha R. Herath

International Journal Papers

• K. W. S. Palitharathna, N. D. Wickramasinghe, A. M. Vegni, and H. A. Suraweera, "Neural Network-Based Optimization for SLIPT-Enabled Indoor VLC Systems With Energy Constraints," in IEEE Transactions on Green Communications and Networking, vol. 8, pp. 839 - 851, Jun. 2024, doi: 10.1109/TGCN.2023.3343491.

• A. Elfikky, A. I. Boghdady, A. G. AbdElkader, E. E. Elsayed, K. W. S. Palitharathna, Z.  Ali, M. Singh, S. A. H. Mohsan, M. Mahmoud, and M. H. Aly, "Performance Analysis of Convolutional Codes in Dynamic Underwater Visible Light Communication Systems," Optical and Quantum Electronics, vol. 56, pp. 1-17, Jan. 2024, doi: 10.1007/s11082-023-05325-3.

• V. K. Papanikolaou, S. A. Tegos, K. W. S. Palitharathna, P. D. Diamantoulakis, H. A. Suraweera, M. A. Khalighi, and G. K. Karagiannidis, "Simultaneous Lightwave Information and Power Transfer in 6G Networks," in IEEE Communications Magazine, vol. 62, pp. 16-22, March 2024, doi: 10.1109/MCOM.002.2300290.

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath, and Z. Ding, "Neural Network-Based Blockage Prediction and Optimization in Lightwave Power Transfer-Enabled Hybrid VLC/RF Systems," in IEEE Internet of Things Journal, vol. 11, pp. 5237 - 5248, Aug. 2023, doi: 10.1109/JIOT.2023.3306434.

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath, and J. S. Thompson, "Neural Network-Based Channel Estimation and Detection in Spatial Modulation VLC Systems," in IEEE Communications Letters, vol. 26, pp. 1598-1602, July. 2022, doi: 10.1109/LCOMM.2022.3166221.

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath, and Z. Ding, "Lightwave Power Transfer in Full-Duplex NOMA Underwater Optical Wireless Communication Systems," in IEEE Communications Letters, vol. 26, pp. 622-626, Mar. 2022, doi: 10.1109/LCOMM.2021.3140117.

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath, and J. S. Thompson, "Average Rate Analysis of Cooperative NOMA Aided Underwater Optical Wireless Systems," in IEEE Open Journal of the Communications Society, vol. 2, pp. 2292-2310, Sept. 2021, doi: 10.1109/OJCOMS.2021.3116146. 

International Conference Papers

• K. W. S. Palitharathna, N. Khalfet, C. Psomas, G. K. Karagiannidis, I. Krikidis, "Information-Energy Capacity Region for SLIPT Systems over Lognormal-Fading Channels", in Proc. IEEE International Symposium on Information Theory (ISIT 2024), Athens, Greece, July 2024, Accepted.

• K. W. S. Palitharathna, A. M. Vegni, P. D. Diamantoulakis, H. A. Suraweera, and I. Krikidis, "Handover Management through Intelligent Reflecting Surfaces for Indoor VLC Networks under Blockage Conditions," in Proc. IEEE International Symposium on Circuits and Systems (ISCAS 2024), special session on Optical & Wireless Communication & Sensing Technologies in Terrestrial & Non-Terrestrial Systems for 6G I, Singapore, May 2024, Accepted, ArXiv: https://arxiv.org/abs/2402.16873. Invited Paper.

• K. W. S. Palitharathna, A. M. Vegni and H. A. Suraweera, "SLIVER: A SLIPT-enabled IRS-assisted VLC System for Energy Optimization," in Proc. IEEE International Conference on Mobile Ad Hoc and Smart Systems (MASS 2023), Toronto, Canada, Sept. 2023, pp. 143-151, doi: 10.1109/MASS58611.2023.00025. Invited Paper.

• N. S. Hewawiththi, K. W. S. Palitharathna, M. M. Viduranga and B. Matthiesen, "Intelligent Reflecting Surface-Aided Spatial Modulation in VLC Systems," In Proc. IEEE International Conference on Industrial and Information Systems (ICIIS 2023), Peradeniya, Sri Lanka, Aug. 2023, pp. 353-358, doi: 10.1109/ICIIS58898.2023.10253587. (Communication and Information Engineering Track, Best Paper Award)

• R. Hasarinda, T. Tharuminda, K. Palitharathna and S. Edirisinghe, "Traffic Collision Avoidance with Vehicular Edge Computing," in Proc. International Conference on Advanced Research in Computing (ICARC 2023), Belihuloya, Sri Lanka, Feb. 2023, pp. 316-321, doi: 10.1109/ICARC57651.2023.10145607. 

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda and V. R. Herath, "Rate Maximization for Lightwave Power Transfer-Enabled Cooperative Half/Full-Duplex UOWC Systems," in Proc. IEEE International Workshop on Signal Processing Advances in Wireless Communications (SPAWC 2021), special session on Advanced Signal Processing Technologies for Wireless Powered Communications, Lucca, Italy, Sept. 2021, pp. 631-635, doi: 10.1109/SPAWC51858.2021.9593202. Invited Paper.

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath and J. S. Thompson, "Multi-AUV Placement for Coverage Maximization in Underwater Optical Wireless Sensor Networks," in Proc. Global OCEANS 2020: Singapore - U.S. Gulf Coast Conf., Oct. 2020, pp. 1-8, doi: 10.1109/IEEECONF38699.2020.9389126. 

• K. W. S. Palitharathna, H. A. Suraweera, R. I. Godaliyadda, V. R. Herath and Z. Ding, "Impact of Receiver Orientation on Full-Duplex Relay Aided NOMA Underwater Optical Wireless Systems," in Proc. IEEE International Conference on Communications (ICC 2020), Dublin, Ireland, June 2020, pp. 1-7, doi: 10.1109/ICC40277.2020.9148810. 

• K. W. S. Palitharathna, R. I. Godaliyadda, V. R. Herath and H. A. Suraweera, "Relay-assisted optical wireless communications in turbid water," in Proc. 13th ACM International Conference on Underwater Networks & Systems (WUWNet '18), Shenzhen, China, Dec. 2018, Art. no. 40, pp. 1-5, doi: 10.1145/3291940.3291984. 

Local Journal/Conference Papers

• U. G. R. K. W. S. Palitharathna, A. G. D. U. K. Samarasinghe, Y. M. L. D. Wijayarathna, S. A. H. A. Suraweera and G. M. R. I. Godaliyadda, ”Spatial Modulation for Indoor MIMO Visible Light Communication System,” in Institute of Engineers Sri Lanka (IESL) Transactions Part B, pp. 391-399, Sep. 2017.

• U. G. R. K. W. S. Palitharathna, A. G. D. U. K. Samarasinghe, Y. M. L. D. Wijayarathna, S. A. H. A. Suraweera and G. M. R. I. Godaliyadda, ”Design and Implementation of a Multi-Element Visible Light Bi-Directional Communication System,” in Proc. Peradeniya University International Research Sessions (IPURSE 2016), Sep. 2016.