Tharaka Samarasinghe

The Role of Network Slicing and Edge Computing in the Metaverse Realization

S Karunarathna, S Wijethilaka, P Ranaweera, K Hemachandra, T Samarasinghe, M Liyanage

Journal article  |  2023  |  IEEE Access

Metaverse is the latest technological hype in the modern world due to its potential for revolutionizing the digital visual perspec..

Evaluation of DSRC/Wi-Fi Hybrid Communications for Intelligent Transport Systems

T Wickramarachchi, D Dias, T Samarasinghe, N Gokull

Conference Proceedings  |  2022  |  IEEE Conference on Intelligent Transportation Systems, Proceedings, ITSC

Penetration of Intelligent Transport Systems (ITS) applications is slow, particularly in developing countries, mainly due to the c..

Deployment Options of 5G Network Slicing for Smart Healthcare

R De Silva, Y Siriwardhana, T Samarasinghe, M Liyanage, M Ylianttila

Conference Proceedings  |  2022  |  Proceedings - IEEE Consumer Communications and Networking Conference, CCNC

Network slicing enables the creation of multiple logical independent networks on physical networking infrastructure. Network slice..

The Effect of Concurrent Multi-Priority Data Streams on the MAC Layer Performance of IEEE 802.11p and C-V2X Mode 4

GP Geeth, J Haapola, T Samarasinghe

Journal article  |  2022  |  IEEE Transactions on Communications

Supporting parallel multi-priority data streams is vital for maintaining the quality of service (QoS) in vehicle-to-everything (V2..

UAV Deployment for Data Collection in Energy Constrained WSN System

H Hydher, DNK Jayakody, KT Hemachandra, T Samarasinghe

Conference Proceedings  |  2022  |  INFOCOM WKSHPS 2022 - IEEE Conference on Computer Communications Workshops

This paper addresses the problem of deploying unmanned aerial vehicles (UAVs) to assist data collection and transmission in wirele..

Rank-1 Matrix Approximation-Based Channel Estimation for Intelligent Reflecting Surface-Aided Multi-User MISO Communications

S Sumanthiran, D Kudathanthirige, KT Hemachandra, T Samarasinghe, GA Baduge

Journal article  |  2021  |  IEEE Communications Letters

The acquisition of channel state information is an essential step in enabling intelligent reflecting surfaces (IRSs) for wireless ..

Physical Layer Security for Intelligent Reflecting Surface Assisted Two-Way Communications

Mevan Wijewardena, Tharaka Samarasinghe, Kasun T Hemachandra, Saman Atapattu, Jamie S Evans

Journal article  |  2021  |  IEEE COMMUNICATIONS LETTERS

This letter investigates the exploitation of an intelligent reflecting surface (IRS) to communicate securely in a two-way network ..

A Discrete-Time Markov Chain Based Comparison of the MAC Layer Performance of C-V2X Mode 4 and IEEE 802.11p

GP Wijesiri Nba, J Haapola, T Samarasinghe

Journal article  |  2021  |  IEEE Transactions on Communications

Vehicle-to-vehicle (V2V) communication plays a pivotal role in intelligent transport systems (ITS) with cellular-vehicle to everyt..

The Effect of Multiple Access Categories on the MAC Layer Performance of IEEE 802.11p

GP Wijesiri, J Haapola, T Samarasinghe

Conference Proceedings  |  2020  |  2020 IEEE Global Communications Conference, GLOBECOM 2020 - Proceedings

The enhanced distributed channel access (EDCA) mechanism enables IEEE 802.11p to accommodate differential quality of service (QoS)..

Intelligent UAV Deployment for a Disaster-Resilient Wireless Network.

Hassaan Hydher, Dushantha Nalin K Jayakody, Kasun T Hemachandra, Tharaka Samarasinghe

Journal article  |  2020  |  Sensors (Basel)

Deployment of unmanned aerial vehicles (UAVs) as aerial base stations (ABSs) has been considered to be a feasible solution to prov..