Jamie Evans

Energy-Efficiency Fairness of Interference Multi-Relay Networks for Multi-User Communications

Minhua Ding, Saman Atapattu, Chathuranga Weeraddana, Jamie Evans

Journal article  |  2021  |  IEEE Communications Letters

We investigate a single-antenna multi-user multi-relay interference network, where multiple source nodes simultaneously communicat..

Separation of Control and Data Transmissions in 5G Networks may not be Beneficial

Z Zaidi, H Inaltekin, J Evans

Journal article  |  2021  |  IEEE Transactions on Wireless Communications

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

M Wijewardena, T Samarasinghe, KT Hemachandra, S Atapattu, JS Evans

Journal article  |  2021  |  IEEE Communications Letters

Fractionally Spaced Equalization and Decision Feedback Sequence Detection for Diffusive MC

Trang Ngoc Cao, Vahid Jamali, Nikola Zlatanov, Phee Lep Yeoh, Jamie Evans, Robert Schober

Journal article  |  2021  |  IEEE Communications Letters

In this letter, we consider diffusive molecular communication (MC) systems affected by signal-dependent diffusive noise, inter-sym..

Optimal Detection Interval for Absorbing Receivers in Molecular Communication Systems with Interference

TN Cao, N Zlatanov, PL Yeoh, JS Evans

Journal article  |  2020  |  IEEE Transactions on Molecular Biological and Multi-Scale Communications

We consider a molecular communication system comprised of a transmitter, an absorbing receiver, and an interference source. Assumi..

Reconfigurable Intelligent Surface Assisted Two–Way Communications: Performance Analysis and Optimization

Saman Atapattu, Rongfei Fan, Prathapasinghe Dharmawansa, Gongpu Wang, Jamie Evans, Theodoros A Tsiftsis

Journal article  |  2020  |  IEEE Transactions on Communications

In this paper, we investigate the two-way communication between two users assisted by a reconfigurable intelligent surface (RIS). ..

Low-Resolution Quantization in Phase Modulated Systems: Optimum Detectors and Error Rate Analysis

Samiru Gayan, Rajitha Senanayake, Hazer Inaltekin, Jamie Evans

Journal article  |  2020  |  IEEE Open Journal of the Communications Society

This paper studies optimum detectors and error rate analysis for wireless systems with low-resolution quantizers in the presence o..

Two-Way Communications via Reconfigurable Intelligent Surface

S Atapattu, R Fan, P Dharmawansa, G Wang, J Evans

Conference Proceedings  |  2020  |  Proceedings of the 2020 IEEE Wireless Communications and Networking Conference (WCNC)

The novel reconfigurable intelligent surface (RIS) is an emerging technology which facilitates high spectrum and energy efficienci..

Latency Minimization with Optimum Workload Distribution and Power Control for Fog Computing

S Atapattu, C Weeraddana, M Ding, H Inaltekin, J Evans

Conference Proceedings  |  2020  |  2020 IEEE Wireless Communications and Networking Conference (WCNC)

This paper investigates a three-layer IoT-fog-cloud computing system to determine the optimum workload and power allocation at eac..

Mixture Detectors for Improved Spectrum Sensing

Rajitha Senanayake, Peter J Smith, Pawel A Dmochowski, Andrea Giorgetti, Jamie S Evans

Journal article  |  2020  |  IEEE Transactions on Wireless Communications

The energy detector and the sphericity test are two widely used spectrum sensing techniques that utilize different properties of t..