Publications: Prof Kok Keong Chai

Yan N, Wang K, Pan C, Chai KK ( 2022 ) . Private Federated Learning With Misaligned Power Allocation via Over-the-Air Computation . IEEE Communications Letters vol. 26 , ( 9 ) 1994 - 1998 .

Nadeem L, Amin Y, Loo J, Azam MA, Chai KK ( 2022 ) . Quality of Service based resource allocation in D2D enabled 5G-CNs with network slicing . Physical Communication vol. 52 ,

Mahmud SK, Chen Y, Chai KK ( 2022 ) . Hybrid Decision Framework for Energy Efficiency Enhancement in NOMA-UAV Networks . IEEE Communications Letters vol. 26 , ( 6 ) 1378 - 1382 .

Zhou G, Pan C, Ren H, Wang K, Chai KK, Wong K-K ( 2022 ) . User cooperation for IRS-aided secure MIMO systems . Intelligent and Converged Networks vol. 3 , ( 1 ) 86 - 102 .

Yan N, Wang K, Pan C, Chai KK ( 2022 ) . Performance Analysis for Channel-Weighted Federated Learning in OMA Wireless Networks . IEEE Signal Processing Letters vol. 29 , 772 - 776 .

Zou Y, Liu Y, Han K, Liu X, Chai KK ( 2021 ) . Meta-learning for RIS-assisted NOMA Networks . Conference: 2021 IEEE Global Communications Conference (GLOBECOM) vol. 00 , 1 - 6 .

( 2021 ) . Evaluation of the Hybrid Pedagogic Method in Students’ Progression in Learning Using Neural Network Modelling and Prediction . Journal of Higher Education Theory and Practice vol. 21 , ( 9 )

Nadeem L, Amin Y, Loo J, Azam MA, Chai KK ( 2021 ) . Efficient Resource Allocation Using Distributed Edge Computing in D2D Based 5G-HCN With Network Slicing . IEEE Access vol. 9 , 134148 - 134162 .

Chen C-Y, Chai KK, Lau E ( 2021 ) . AI-Assisted approach for building energy and carbon footprint modeling . Energy and AI vol. 5 ,

Mahmud SK, Liu Y, Chen Y, Chai KK ( 2021 ) . Adaptive Reinforcement Learning Framework for NOMA-UAV Networks . IEEE Communications Letters vol. 25 , ( 9 ) 2943 - 2947 .

Zhou G, Pan C, Ren H, Wang K, Chai KK ( 2021 ) . RIS-Aided mmWave Transmission: A Stochastic Majorization-Minimization Approach . Conference: ICC 2021 - IEEE International Conference on Communications vol. 00 , 1 - 6 .

Liu C, Zhang X, Chai KK, Loo J, Chen Y ( 2021 ) . A survey on blockchain‐enabled smart grids: Advances, applications and challenges . IET Smart Cities vol. 3 , ( 2 ) 56 - 78 .

Nadeem L, Azam MA, Amin Y, Al-Ghamdi MA, Chai KK, Khan MFN, Khan MA ( 2021 ) . Integration of D2D, Network Slicing, and MEC in 5G Cellular Networks: Survey and Challenges . IEEE Access vol. 9 , 37590 - 37612 .

Alam A, Pillai P, Hu YF, Rajamani H-S, Chai KK ( 2021 ) . Satellite-based Data Collection Architecture for Virtual Power Plant Management in Rural Areas . Conference: 11th International Conference on Intelligent Energy Management, Electronics, Electric & Thermal Power, Robotics and Automation ( Imperial College London ) from: 26/03/2020 to: 28/03/2020 ,

Lau E, Chai K, Goteng G, Wijeratne V ( 2021 ) . A Neural Network Modelling and Prediction of Students’ Progression in Learning: A Hybrid Pedagogic Method . Conference: Proceedings of the 13th International Conference on Computer Supported Education84 - 91 .

Nadeem L, Azam MA, Amin Y, Al Ghamdi MA, Chai KK, Nadeem MF, Khan MA ( 2021 ) . Corrections to “Integration of D2D, Network Slicing, and MEC in 5G Cellular Networks: Survey and Challenges” . IEEE Access vol. 9 , 49660 - 49661 .

Hong S, Pan C, Ren H, Wang K, Chai KK, Nallanathan A ( 2020 ) . Robust Transmission Design for Intelligent Reflecting Surface-Aided Secure Communication Systems With Imperfect Cascaded CSI . IEEE Transactions on Wireless Communications vol. 20 , ( 4 ) 2487 - 2501 .

Zhang C, Yi W, Liu Y, Qin Z, Chai KK ( 2020 ) . Downlink Analysis for Reconfigurable Intelligent Surfaces Aided NOMA Networks . Conference: GLOBECOM 2020 - 2020 IEEE Global Communications Conference vol. 00 , 1 - 6 .

Zhang X, Liu C, Chai KK, Poslad S ( 2020 ) . A privacy-preserving consensus mechanism for an electric vehicle charging scheme . Journal of Network and Computer Applications vol. 174 ,

Alenezi M, Chai KK, Alam AS, Chen Y, Jimaa S ( 2020 ) . Unsupervised learning clustering and dynamic transmission scheduling for efficient dense LoRaWAN networks . IEEE Access vol. 8 , 191495 - 191509 .

Zhang X, Liu C, Chai KK, Poslad S ( 2020 ) . A Challenge-Response Assisted Authorisation Scheme for Data Access in Permissioned Blockchains . Sensors vol. 20 , ( 17 )

Alam AS, Lau E, Oh C, Chai KK ( 2020 ) . An Alternative Laboratory Assessment Approach for Multimedia Modules in a Transnational Education (TNE) Programme during COVID-19 . Conference: 2020 Transnational Engineering Education using Technology (TREET) vol. 00 , 1 - 4 .

Zhang C, Qin Z, Liu Y, Chai KK ( 2020 ) . Semi-Grant-Free Uplink NOMA with Contention Control Protocols: A Stochastic Geometry Model . Conference: 2020 IEEE International Conference on Communications Workshops (ICC Workshops) vol. 00 , 1 - 6 .

Alenezi M, Chai KK, Chen Y, Jimaa S ( 2020 ) . Ultra‐dense LoRaWAN: Reviews and challenges . IET Communications vol. 14 , ( 9 ) 1361 - 1371 .

Alenezi M, Chai KK, Jimaa S, Chen Y ( 2019 ) . Use of Unsupervised Learning Clustering Algorithm to Reduce Collisions and Delay within LoRa System for Dense Applications . Conference: 2019 International Conference on Wireless and Mobile Computing, Networking and Communications (WiMob) vol. 00 , 1 - 5 .

Zhang X, Liu C, Poslad S, Chai KK ( 2019 ) . A Provable Semi-Outsourcing Privacy Preserving Scheme for Data Transmission From IoT Devices . IEEE Access vol. 7 , 87169 - 87177 .

Zhao P, Liu X, Liu Y, Chen Y, Chai KK ( 2019 ) . Machine Learning for Position Prediction and Determination in Aerial Base Station System . Conference: ICC 2019 - 2019 IEEE International Conference on Communications (ICC) vol. 00 , 1 - 6 .

Liu C, Chai KK, Zhang X, Chen Y ( 2019 ) . Proof-of-Benefit: a Blockchain-enabled EV Charging Scheme . Conference: 2019 IEEE 89th Vehicular Technology Conference (VTC2019-Spring) vol. 00 , 1 - 6 .

Song L, Chai KK, Chen Y, Loo J, Jimaa S, Iraqi Y ( 2019 ) . Energy efficient cooperative coalition selection in cluster-based capillary networks for CMIMO IoT systems . Computer Networks vol. 153 , 92 - 102 .

( 2019 ) . Guest Editorial: Advanced Technologies and Applications of Optical WirelessCommunication . IET Communications vol. 13 , ( 7 ) 809 - 810 .

Liu C, Chai KK, Zhang X, Chen Y ( 2019 ) . Peer-to-peer electricity trading system: smart contracts based proof-of-benefit consensus protocol . Wireless Networks vol. 27 , ( 6 ) 4217 - 4228 .

Liu C, Chai KK, Zhang X, Chen Y ( 2019 ) . Enhanced Proof-of-Benefit: a Secure Blockchain-enabled EV Charging System . Conference: 2019 IEEE 90th Vehicular Technology Conference (VTC2019-Fall) vol. 00 , 1 - 6 .

Lau ET, Chai KK, Chen Y, Loo J ( 2018 ) . Efficient Economic and Resilience-Based Optimization for Disaster Recovery Management of Critical Infrastructures . Energies vol. 11 , ( 12 )

Lau ET, Chai KK, Chen Y, Vasenev A ( 2019 ) . A Strategic Urban Grid Planning Tool to Improve the Resilience of Smart Grid Networks . Communications in Computer and Information Science . vol. 921 , 150 - 167 .

Jimaa S, Chai KK ( 2018 ) . Sparse Underwater Wireless Channel Estimation Overview and Future Work . International Journal of Sensors Wireless Communications and Control vol. 8 , ( 2 ) 85 - 91 .

Le A, Chen Y, Chai KK, Vasenev A, Montoya L ( 2018 ) . Incorporating FAIR into Bayesian Network for Numerical Assessment of Loss Event Frequencies of Smart Grid Cyber Threats . Mobile Networks and Applications vol. 24 , ( 5 ) 1713 - 1721 .

Liu C, Chai KK, Lau ET, Chen Y ( 2018 ) . Blockchain Based Energy Trading Model for Electric Vehicle Charging Schemes . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 245 , 64 - 72 .

Liu C, Chai KK, Zhang X, Lau ET, Chen Y ( 2018 ) . Adaptive Blockchain-Based Electric Vehicle Participation Scheme in Smart Grid Platform . IEEE Access vol. 6 , 25657 - 25665 .

He X, Chen Y, Chai KK ( 2018 ) . Delay-Aware Energy Efficient Computation Offioading for Energy Harvesting Enabled Fog Radio Access Networks . Conference: 2018 IEEE 87th Vehicular Technology Conference (VTC Spring)1 - 6 .

Zhao J, Liu Y, Mahmoodi T, Chait KK, Chen Y, Han Z ( 2018 ) . Resource Allocation in Cache-Enabled CRAN with Non-Orthogonal multiple Access . Conference: 2018 IEEE International Conference on Communications (ICC)1 - 6 .

Zhao J, Liu Y, Chai KK, Chen Y, Elkashlan M ( 2017 ) . Joint Subchannel and Power Allocation for NOMA Enhanced D2D Communications . IEEE Transactions on Communications vol. 65 , ( 11 ) 5081 - 5094 .

Liu C, Chai KK, Lau ET, Wang Y, Chen Y ( 2017 ) . Optimised Electric Vehicles Charging Scheme with Uncertain User-Behaviours in Smart Grids . Conference: 2017 IEEE 28th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)1 - 5 .

Liu C, Lau ET, Chai KK, Chen Y ( 2017 ) . A Review of Wireless Power Transfer Electric Vehicles in Vehicle-to-Grid Systems . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 203 , 98 - 107 .

Lau ET, Chai KK, Chen Y ( 2017 ) . An Overall Grid Modelling Tool for Modelling Smart Grids . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 203 , 223 - 232 .

Lau ET, Chai KK, Chen Y ( 2017 ) . Demand Profiling and Demand Forecast Using the Active-Aware-Based Ensemble Kalman Filter . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 203 , 111 - 121 .

Song L, Chai KK, Chen Y, Schormans J, Loo J, Vinel A ( 2017 ) . QoS-Aware Energy-Efficient Cooperative Scheme for Cluster-Based IoT Systems . IEEE Systems Journal vol. 11 , ( 3 ) 1447 - 1455 .

Zhao J, Liu Y, Chai KK, Nallanathan A, Chen Y, Han Z ( 2017 ) . Spectrum Allocation and Power Control for Non-Orthogonal Multiple Access in HetNets . IEEE Transactions on Wireless Communications vol. 16 , ( 9 ) 5825 - 5837 .

Zhao J, Liu Y, Chai KK, Nallanathan A, Chen Y, Han Z ( 2017 ) . Resource Allocation for Non-Orthogonal Multiple Access in Heterogeneous Networks . Conference: 2017 IEEE International Conference on Communications (ICC)1 - 6 .

Zhao J, Liu Y, Chai KK, Elkashlan M, Chen Y ( 2017 ) . Matching With Peer Effects for Context-Aware Resource Allocation in D2D Communications . IEEE Communications Letters vol. 21 , ( 4 ) 837 - 840 .

He X, He A, Chen Y, Chai KK, Zhang T ( 2017 ) . Energy Efficient Resource Allocation in Heterogeneous Cloud Radio Access Networks . Conference: 2017 IEEE Wireless Communications and Networking Conference (WCNC)1 - 6 .

Zhao J, Liu Y, Chai KK, Chen Y, Elkashlan M, Alonso-Zarate J . NOMA-Based D2D Communications: Towards 5G . Conference: 2016 IEEE Global Communications Conference (GLOBECOM)1 - 6 .

Wang Y, Chai KK, Chen Y, Schormans J, Loo J ( 2017 ) . Energy-Aware Restricted Access Window Control with Retransmission Scheme for IEEE 802.11AH (Wi-Fi HaLow) Based Networks . Conference: 2017 13th Annual Conference on Wireless On-demand Network Systems and Services (WONS)69 - 76 .

Tseng Lau E, Keong Chai K, Chen Y, Vasenev A ( 2017 ) . Towards Improving Resilience of Smart Urban Electricity Networks by Interactively Assessing Potential Microgrids . Conference: Proceedings of the 6th International Conference on Smart Cities and Green ICT Systems352 - 359 .

Zhao J, Liu Y, Chai KK, Chen Y, Elkashlan M ( 2016 ) . Many-to-Many Matching With Externalities for Device-to-Device Communications . IEEE Wireless Communications Letters vol. 6 , ( 1 ) 138 - 141 .

Song L, Chai KK, Chen Y, Loo J, Schormans J ( 2016 ) . Cooperative Coalition Selection for Quality of Service Optimization in Cluster-Based Capillary Networks . IEEE Systems Journal vol. 12 , ( 2 ) 1700 - 1708 .

Wang Y, Chai KK, Chen Y, Schormans J, Loo J ( 2016 ) . Energy-Delay Aware Restricted Access Window with Novel Retransmission for IEEE 802.11ah Networks . Conference: 2016 IEEE Global Communications Conference (GLOBECOM)1 - 6 .

Le A, Chen Y, Chai KK, Vasenev A, Montoya L ( 2017 ) . Assessing Loss Event Frequencies of Smart Grid Cyber Threats: Encoding Flexibility into FAIR Using Bayesian Network Approach . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 175 , 43 - 51 .

Wang Y, Liu C, Chai KK, Chen Y, Loo J ( 2017 ) . Optimized Energy-Aware Window Control for IEEE 802.11ah Based Networks in Smart Grid Enabled Cities . Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering . vol. 175 , 165 - 173 .

Li Y, Chai KK, Chen Y, Loo J ( 2016 ) . Distributed access control framework for IPv6-based hierarchical internet of things . IEEE Wireless Communications vol. 23 , ( 5 ) 17 - 23 .

Le A, Loo J, Chai K, Aiash M ( 2016 ) . A Specification-Based IDS for Detecting Attacks on RPL-Based Network Topology . Information vol. 7 , ( 2 )

Zhao J, Chai KK, Chen Y, Schormans J, Alonso-Zarate J ( 2016 ) . Two-Level Game for Relay-Based Throughput Enhancement via D2D Communications in LTE Networks . Conference: 2016 IEEE International Conference on Communications (ICC)1 - 6 .

Song L, Chai KK, Chen Y, Loot J, Jimaa S, Schormans J ( 2016 ) . QPSO-Based Energy-Aware Clustering Scheme in the Capillary Networks for Internet of Things Systems . Conference: 2016 IEEE Wireless Communications and Networking Conference1 - 6 .

Song L, Chai KK, Chen Y, Schormans J ( 2016 ) . Energy Efficiency Cooperative Scheme for Cluster-based Capillary Networks in Internet of Things Systems . Conference: 2016 IEEE 27th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)1 - 6 .

Zhu Z, Loo J, Chen Y, Chai KK, Zhang T ( 2016 ) . Recent advances in connected vehicles via information-centric networking . Conference: IET International Conference on Intelligent and Connected Vehicles (ICV 2016)

Liu D, Chen Y, Chai KK, Zhang T, Elkashlan M ( 2015 ) . Two-Dimensional Optimization on User Association and Green Energy Allocation for HetNets With Hybrid Energy Sources . IEEE Transactions on Communications vol. 63 , ( 11 ) 4111 - 4124 .

Zhao J, Chai KK, Chen Y, Schormans J, Alonso‐Zarate J ( 2015 ) . Joint mode selection and resource allocation for machine‐type D2D links . Transactions on Emerging Telecommunications Technologies vol. 28 , ( 2 )

Wang Y, Li Y, Chai KK, Chen Y, Schormans J ( 2015 ) . Energy-Aware Adaptive Restricted Access Window for IEEE 802.11AH Based Smart Grid Networks . Conference: 2015 IEEE International Conference on Smart Grid Communications (SmartGridComm)581 - 586 .

Liu D, Wang L, Chen Y, Zhang T, Chai KK, Elkashlan M ( 2015 ) . Distributed Energy Efficient Fair User Association in Massive MIMO Enabled HetNets . IEEE Communications Letters vol. 19 , ( 10 ) 1770 - 1773 .

Han K, Liu D, Chen Y, Chai KK ( 2015 ) . Spectrum Reuse Scheme in Two-Tier Nets: A Stackelberg Game Approach . Conference: 2015 IEEE International Conference on Computer and Communications (ICCC)404 - 409 .

Wang Y, Li Y, Chai KK, Chen Y, Schormans J ( 2015 ) . Energy-Aware Adaptive Restricted Access Window for IEEE 802.11ah Based Networks . Conference: 2015 IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC)1211 - 1215 .

Liu D, Chen Y, Chai KK, Zhang T ( 2015 ) . Backhaul aware joint uplink and downlink user association for delay‐power trade‐offs in HetNets with hybrid energy sources . Transactions on Emerging Telecommunications Technologies vol. 28 , ( 3 )

Leung VCM, Jimaa S, Kong P, Chai M ( 2015 ) . Special issue on energy‐efficient wireless communication networks with QoS . International Journal of Communication Systems vol. 30 , ( 2 )

Li Y, Chai KK, Chen Y, Loo J ( 2015 ) . Smart Duty Cycle Control with Reinforcement Learning for Machine to Machine Communications . Conference: 2015 IEEE International Conference on Communication Workshop (ICCW)1458 - 1463 .

Xu L, Chen Y, Chai KK, Schormans J, Cuthbert L ( 2015 ) . Self-organising cluster-based cooperative load balancing in OFDMA cellular networks . Wireless Communications and Mobile Computing vol. 15 , ( 7 ) 1171 - 1187 .

Liu D, Chen Y, Chai KK, Zhang T, Han K ( 2015 ) . Joint User Association and Green Energy Allocation in HetNets with Hybrid Energy Sources . Conference: 2015 IEEE Wireless Communications and Networking Conference (WCNC)1542 - 1547 .

Song L, Chai KK, Chen Y, Schormans J . Energy efficient cooperative MISO scheme for cluster-based M2M capillary networks . 2014 International Symposium on Wireless Personal Multimedia Communications (WPMC) . Conference: 2014 International Symposium on Wireless Personal Multimedia Communications (WPMC)310 - 315 .

Wang Y, Li Y, Chai KK, Chen Y, Schormans J ( 2015 ) . Fnergy-aware Adaptive Restricted Access Window for IEEE 802.11ah Based Networks . 2015 IEEE 26TH ANNUAL INTERNATIONAL SYMPOSIUM ON PERSONAL, INDOOR, AND MOBILE RADIO COMMUNICATIONS (PIMRC) . 1211 - 1215 .

Zhao J, Chai KK, Chen Y, Schormans J, Alonso-Zarate J ( 2015 ) . Joint mode selection and radio resource allocation for D2D communications based on dynamic coalition formation game . Proceedings of 21st European Wireless Conference, European Wireless 2015 .

Wu S, Chen Y, Chai KK, Vazquez-Gallego F, Alonso-Zarate J ( 2014 ) . Analysis and Performance Evaluation of Dynamic Frame Slotted-ALOHA in Wireless Machine-to-Machine Networks with Energy Harvesting . Conference: 2014 IEEE Globecom Workshops (GC Wkshps)1081 - 1086 .

Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Distributed Delay-Energy Aware User Association in 3-Tier HetNets with Hybrid Energy Sources . Conference: 2014 IEEE Globecom Workshops (GC Wkshps)1109 - 1114 .

Han K, Liu D, Chen Y, Chai KK ( 2014 ) . Energy-Efficient User Association in HetNets: An Evolutionary Game Approach . Conference: 2014 IEEE Fourth International Conference on Big Data and Cloud Computing648 - 653 .

Li Y, Chai KK, Chen Y, Loo J ( 2014 ) . QoS-Aware Joint Access Control and Duty Cycle Control for Machine-to-Machine Communications . Conference: 2015 IEEE Global Communications Conference (GLOBECOM)1 - 6 .

Li Y, Chai KK, Chen Y, Loo J ( 2014 ) . Duty cycle control with joint optimisation of delay and energy efficiency for capillary machine‐to‐machine networks in 5G communication system . Transactions on Emerging Telecommunications Technologies vol. 26 , ( 1 ) 56 - 69 .

Li Y, Chai KK, Chen Y, Loot J ( 2014 ) . Low Complexity Duty Cycle Control with Joint Delay and Energy Efficiency for Beacon-Enabled IEEE 802.15.4 Wireless Sensor Networks . Conference: 2014 11th International Symposium on Wireless Communications Systems (ISWCS)261 - 265 .

Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Joint Uplink and Downlink User Association for Energy-Efficient HetNets Using Nash Bargaining Solution . Conference: 2014 IEEE 79th Vehicular Technology Conference (VTC Spring)1 - 5 .

Wu S, Chen Y, Chai KK, Vazquez-Gallego F, Alonso-Zarate J ( 2014 ) . Analysis and performance evaluation of Dynamic Frame Slotted-ALOHA in wireless Machine-to-Machine networks with energy harvesting . 2014 IEEE Globecom Workshops, GC Wkshps 2014 . 1081 - 1086 .

Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Distributed delay-energy aware user association in 3-tier HetNets with hybrid energy sources . 2014 IEEE Globecom Workshops, GC Wkshps 2014 . 1109 - 1114 .

Liu D, Chen Y, Chai KK, Zhang T, Pan C ( 2014 ) . Adaptive user association in HetNets with renewable energy powered base stations . 2014 21st International Conference on Telecommunications, ICT 201493 - 97 .

Zhang T, An L, Chen Y, Chai KK ( 2014 ) . Aggregate interference statistical modeling and user outage analysis of heterogeneous cellular networks . 2014 IEEE International Conference on Communications, ICC 20141260 - 1265 .

Cao J, Zhang T, Zeng Z, Chen Y, Chai KK ( 2014 ) . Multi-relay selection schemes based on evolutionary algorithm in cooperative relay networks . International Journal of Communication Systems vol. 27 , ( 4 ) 571 - 591 .

Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Nash bargaining solution based user association optimization in HetNets . 2014 IEEE 11th Consumer Communications and Networking Conference, CCNC 2014587 - 592 .

Liu D, Chen Y, Chai KK, Zhang T, Elkashlan M ( 2014 ) . Opportunistic user association for multi-service hetnets using nash bargaining solution . IEEE Communications Letters vol. 18 , ( 3 ) 463 - 466 .

Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Optimal user Association for Delay-Power Tradeoffs in HetNets with Hybrid Energy Sources . Conference: 2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communication (PIMRC)1857 - 1861 .

Li Y, Chai KK, Chen Y, Loo J ( 2014 ) . Optimised Delay-Energy Aware Duty Cycle Control for IEEE 802.15.4 with Cumulative Acknowledgement . Conference: 2014 IEEE 25th Annual International Symposium on Personal, Indoor, and Mobile Radio Communication (PIMRC)1051 - 1056 .

Li Y, Chai KK, Chen Y, Loo J ( 2014 ) . Rollout algorithm based duty cycle control with joint optimisation of delay and energy efficiency for beacon-enabled IEEE 802.15.4 networks . 20th European Wireless Conference, EW 2014 . 536 - 541 .

Xu L, Chen Y, Chai KK, Luan Y, Liu D ( 2013 ) . Cooperative mobility load balancing in relay cellular networks . 2013 IEEE/CIC International Conference on Communications in China, ICCC 2013141 - 146 .

Chai KK, Jimaa S, Li Y, Chen Y, Wang S ( 2013 ) . Multichannel MAC for energy efficient home area networks . International Conference on Wireless and Mobile Computing, Networking and Communications28 - 32 .

Liu D, Chen Y, Chai KK, Zhang T ( 2013 ) . Performance evaluation of Nash bargaining solution based user association in HetNet . International Conference on Wireless and Mobile Computing, Networking and Communications571 - 577 .

Le A, Loo J, Lasebae A, Vinel A, Chen Y, Chai M ( 2013 ) . The Impact of Rank Attack on Network Topology of Routing Protocol for Low-Power and Lossy Networks . IEEE Sensors Journal vol. 13 , ( 10 ) 3685 - 3692 .

Deng S, Du L, Wang B, Wang W, Zheng Y, Chai KK ( 2013 ) . Dynamic Channel Reservation based on Forecast in Cognitive Radio . Conference: 2013 IEEE 77th Vehicular Technology Conference (VTC Spring)1 - 6 .

CHAI KKM, Liu D, Chen Y, Cuthbert L, Zhang T ( 2013 ) . Cognitive Cooperative Traffic Offloading Scheme over Heterogeneous Networks . Conference: 7th International Conference on Communications and Networking in China (Chinacom) ( Kunming, People's Republic of China ) from: 08/08/2012 to: 10/08/2012 ,

Liu D, Chen Y, Zhang T, Chai KK, Loo J, Vinel A ( 2013 ) . Stackelberg game based cooperative user relay assisted load balancing in cellular networks . IEEE Communications Letters vol. 17 , ( 2 ) 424 - 427 .

Cao J, Zhang T, Zeng Z, Chen Y, Chai KK ( 2013 ) . Multi-relay selection schemes based on evolutionary algorithm in cooperative relay networks . International Journal of Communication Systems

Li Y, Chai KK, Chen Y ( 2013 ) . Optimal transmission policy with joint minimization on energy consumption and delay for wireless sensor networks . International Conference on Communication Technology Proceedings, ICCT593 - 597 .

Xu L, Chen Y, Chai KK, Schormans J, Cuthbert L ( 2013 ) . Self-organising cluster-based cooperative load balancing in OFDMA cellular networks . Wireless Communications and Mobile Computing

Xu L, Chen Y, Chai KK, Liu D, Yang S, Schormans JA ( 2013 ) . User Relay assisted Traffic Shifting in LTE-Advanced Systems . Editors: Fettweis, G , Conference: 77th IEEE Vehicular Technology Conference (VTC2013-Spring) ( Dresden, Germany ) from: 02/06/2013 to: 05/06/2013 ,

Liu D, Chen Y, Keong KC, Cuthbert L, Zhang T ( 2012 ) . Cognitive cooperative traffic offloading scheme over heterogeneous networks . 2012 7th International ICST Conference on Communications and Networking in China, CHINACOM 2012 - Proceedings737 - 741 .

Liu D, Chen Y, Chai KK ( 2012 ) . Cooperative user relaying assisted load balancing scheme for OFDMA based cellular networks . Proceedings - 2012 3rd IEEE International Conference on Network Infrastructure and Digital Content, IC-NIDC 2012128 - 133 .

Kai N, Jianxing S, Zhiqiang H, Chai KK ( 2012 ) . LTE eNodeB Prototype Based on GPP Platform . Conference: 2012 IEEE Globecom Workshops279 - 284 .

Kausar R, Chen Y, Chai KK ( 2012 ) . Qos aware packet scheduling with adaptive resource allocation for OFDMa based LTE-advanced networks . IET Conference Publications vol. 2011 , ( 586 CP ) 207 - 212 .

Peng F, Gao Y, Chen Y, Chai KK, Cuthbert L ( 2012 ) . Using tv white space for interference mitigation in LTE femtocell networks . IET Conference Publications . vol. 2011 , 5 - 9 .

Kai N, Jianxing S, Kuilin C, Chai KK ( 2012 ) . TD-LTE eNodeB prototype using general purpose processor . Conference: 7th International Conference on Communications and Networking in China822 - 827 .

Khalid MA, Chai KK ( 2012 ) . Performance Comparison of Ad Hoc Routing Protocols in e-Health Applications . Computer Science Journal vol. 2 , ( 1 )

Yisheng Lai, Kok Keong Chai, Yue Chen ( 2012 ) . A Utility-based Intelligent Network Selection for 3G and WLAN Heterogeneous Networks . Conference: IET International Conference on Wireless Communications and Applications (ICWCA 2012)032 - 032 .

Kausar R, Chen Y, Chai KK ( 2012 ) . An Intelligent Scheduling Architecture for Mixed Traffic in LTE-Advanced . 2012 IEEE 23RD INTERNATIONAL SYMPOSIUM ON PERSONAL INDOOR AND MOBILE RADIO COMMUNICATIONS (PIMRC) . 565 - 570 .

Lexi Xu, Yue Chen, Kok Keong Chai, Tiankui Zhang, Schormans J, Cuthbert L ( 2012 ) . Cooperative load balancing for OFDMA cellular networks . European Wireless, 2012. EW. 18th European Wireless Conference . Conference: European Wireless, 2012. EW. 18th European Wireless Conference1 - 7 .

Peng F, Gao Y, Chen Y, CHAI KKM, Cuthbert L ( 2012 ) . Using TV White Space for Interference Mitigation in LTE Femtocell Networks . 2011 IET International Conference on Communication Technology and Application (ICCTA) . Conference: 2011 IET International Conference on Communication Technology and Application (ICCTA) ( Beijing, China ) from: 14/10/2011 to: 16/10/2011 , vol. 2011 , 5 - 9 .

Kausar R, Chen Y, Chai KK ( 2011 ) . Adaptive Time Domain Scheduling Algorithm for OFDMA based LTE-Advanced networks . International Conference on Wireless and Mobile Computing, Networking and Communications476 - 482 .

Jimaa S, Chai KK, Chen Y, Alfadhl Y ( 2011 ) . LTE-A an overview and future research areas . International Conference on Wireless and Mobile Computing, Networking and Communications395 - 399 .

Kausar R, Chen Y, Chai KK ( 2011 ) . Service specific queue sorting and scheduling algorithm for OFDMA-based LTE-advanced networks . Proceedings - 2011 International Conference on Broadband and Wireless Computing, Communication and Applications, BWCCA 2011116 - 121 .

Kausar R, Chen Y, CHAI KKM ( 2011 ) . Adaptive Time Domain Scheduling Algorithm for OFDMA Based LTE-Advanced Networks . Wireless and Mobile Computing, Networking and Communications (WiMob) . Conference: IEEE 7th International Conference on Wireless and Mobile Computing, Networking and Communications ( Shanghai, China ) from: 10/10/2011 to: 12/10/2011 , 476 - 482 .

Xu Chen, Alfadhl Y, Kok Keong Chai ( 2011 ) . An indoor item finder with active RFID tags . Conference: IET International Conference on Communication Technology and Application (ICCTA 2011)675 - 683 .

CHAI KKM, Liu Q, Tu J, Yan Y, Chen Y ( 2011 ) . Bandwidth-efficient Contention-free Mechanism for Wireless Networks . Conference: 2011 IET International Communication Conference on Wireless, Mobile & Computing (CCWMC 2011) ( Shanghai, China ) from: 14/11/2011 to: 16/11/2011 , 143 - 147 .

Jiang T, Alfadhl Y, CHAI KKM ( 2011 ) . Efficient Dynamic Scheduling Scheme between Vehicles and Roadside Units based on IEEE 802.11p/WAVE Communication Standard . Conference: 11th Int’l Conference on ITS Telecommunications (ITST 2011) ( St Petersburg, Russia ) from: 23/08/2011 to: 25/08/2011 , 120 - 125 .

CHAI KKM, Fang X, Alfadhl Y, Sun Y ( 2011 ) . Evaluation of Ad-hoc routing protocols in Vehicular Ad-hoc Network using OPNET . ITS Telecommunications (ITST) . Editors: IEEE , Conference: 11th Int’l Conference on ITS Telecommunications (ITST 2011) ( St Petersburg, Russia ) from: 23/08/2011 to: 25/08/2011 , 39 - 44 .

Alfadhl Y, Chai KK, Yue C, Cuthbert L, Xu C, Tiankui Z ( 2011 ) . Indoor Location Sensing Systems Based on Radio Channel Fingerprinting . CHINA COMMUNICATIONS vol. 8 , ( 8 ) 1 - 12 .

CHAI KKM, Jimaa S, Chen Y, Alfadhl Y ( 2011 ) . LTE- A an Overview and Future Research Areas . Editors: IEEE , Conference: the Second International Workshop on the Performance Enhancements in MIMO-OFDM Systems (PEMOS 2011) ( Shanghai, China ) from: 10/10/2011 to: 10/10/2011 , 395 - 399 .

Kausar R, Chen Y, Chai KK ( 2011 ) . QoS aware packet scheduling with adaptive resource allocation for OFDMA based LTE-advanced networks . IET International Conference on Communication Technology and Application (ICCTA 2011) . Conference: IET International Conference on Communication Technology and Application (ICCTA 2011)207 - 212 .

Kausar R, Chen Y, Chai KK, Cuthbert L, Schormans J ( 2010 ) . QoS aware mixed traffic packet scheduling in OFDMA-based LTE-advanced networks . UBICOMM 2010 - 4th International Conference on Mobile Ubiquitous Computing, Systems, Services and Technologies . 53 - 58 .