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  1. Queen Mary University of London
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Publications: Prof Kok Keong Chai

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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 .
Lau E, Chai KK, Wijeratne V, Goteng GL ( 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 ) 59 - 70 .
Liu C, Chai KK, Zhang X, Chen Y ( 2021 ) . Peer-to-peer electricity trading system: smart contracts based proof-of-benefit consensus protocol . Wireless Networks vol. 27 , ( 6 ) 4217 - 4228 .
Hong S, Pan C, Ren H, Wang K, Chai KK, Nallanathan A ( 2021 ) . 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 .
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 ,
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 .
Nadeem L, Azam MA, Amin Y, Al-Ghamdi MA, Chai KK, Nadeem Khan MF, Khan MA ( 2021 ) . Integration of D2D, network slicing, and MEC in 5G cellular networks: Survey and challenges . IEEE Access vol. 9 , 37590 - 37612 .
Zhang C, Yi W, Liu Y, Qin Z, Chai KK ( 2020 ) . Downlink Analysis for Reconfigurable Intelligent Surfaces Aided NOMA Networks . 2020 IEEE Global Communications Conference, GLOBECOM 2020 - Proceedings .
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 (Switzerland) vol. 20 , ( 17 ) 1 - 15 .
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 . 2020 Transnational Engineering Education using Technology, TREET 2020 .
Alenezi M, Chai KK, Chen Y, Jimaa S ( 2020 ) . Ultra-dense LoRaWAN: Reviews and challenges . IET Communications vol. 14 , ( 9 ) 1361 - 1371 .
Zhang C, Qin Z, Liu Y, Chai KK ( 2020 ) . Semi-grant-free uplink NOMA with contention control: A stochastic geometry model . 2020 IEEE International Conference on Communications Workshops, ICC Workshops 2020 - Proceedings .
Le A, Chen Y, Chai KK, Vasenev A, Montoya L ( 2019 ) . 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 .
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 . International Conference on Wireless and Mobile Computing, Networking and Communications . vol. 2019-October , 263 - 267 .
Liu C, Chai KK, Zhang X, Chen Y ( 2019 ) . Enhanced proof-of-benefit: A secure blockchain-enabled EV charging system . IEEE Vehicular Technology Conference . vol. 2019-September ,
Zhao P, Liu X, Liu Y, Chen Y, Chai KK ( 2019 ) . Machine Learning for Position Prediction and Determination in Aerial Base Station System . IEEE International Conference on Communications . vol. 2019-May ,
Loo J, Feng L, Hu RQ, Chai KK ( 2019 ) . Guest editorial: Advanced technologies and applications of optical wireless communication . IET Communications vol. 13 , ( 7 ) 809 - 810 .
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 .
Liu C, Chai KK, Zhang X, Chen Y ( 2019 ) . Proof-of-benefit: A blockchain-enabled ev charging scheme . IEEE Vehicular Technology Conference . vol. 2019-April ,
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 .
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 .
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 )
Zhao J, Liu Y, Mahmoodi T, Chai KK, Chen Y, Han Z ( 2018 ) . Resource allocation in cache-enabled CRAN with non-orthogonal multiple access . IEEE International Conference on Communications . vol. 2018-May ,
He X, Chen Y, Chai KK ( 2018 ) . Delay-Aware Energy Efficient Computation Offloading for Energy Harvesting Enabled Fog Radio Access Networks . IEEE Vehicular Technology Conference . vol. 2018-June , 1 - 6 .
Song L, Chai KK, Chen Y, Loo J, Schormans J ( 2018 ) . Cooperative Coalition Selection for Quality of Service Optimization in Cluster-Based Capillary Networks . IEEE Systems Journal vol. 12 , ( 2 ) 1700 - 1708 .
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 .
Liu C, Chai KK, Lau ET, Wang Y, Chen Y ( 2018 ) . Optimised electric vehicles charging scheme with uncertain user-behaviours in smart grids . IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC . vol. 2017-October , 1 - 5 .
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, LNICST . vol. 245 , 64 - 72 .
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 .
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 .
Zhao J, Liu Y, Chai KK, Nallanathan A, Chen Y, Han Z ( 2017 ) . Resource allocation for non-orthogonal multiple access in heterogeneous networks . IEEE International Conference on Communications .
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 .
He X, He A, Chen Y, Chai KK, Zhang T ( 2017 ) . Energy efficient resource allocation in heterogeneous cloud radio access networks . IEEE Wireless Communications and Networking Conference, WCNC .
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 .
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 . 2017 13th Annual Conference on Wireless On-Demand Network Systems and Services, WONS 2017 - Proceedings . 69 - 76 .
Liu D, Chen Y, Chai KK, Zhang T ( 2017 ) . 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 )
Zhao J, Chai KK, Chen Y, Schormans J, Alonso-Zarate J ( 2017 ) . Joint mode selection and resource allocation for machine-type D2D links . Transactions on Emerging Telecommunications Technologies vol. 28 , ( 2 )
Zhao J, Liu Y, Chai KK, Chen Y, Elkashlan M ( 2017 ) . Many-To-Many Matching with Externalities for Device-To-Device Communications . IEEE Wireless Communications Letters vol. 6 , ( 1 ) 138 - 141 .
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, LNICST . 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, LNICST . vol. 203 , 223 - 232 .
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, LNICST . vol. 175 , 43 - 51 .
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, LNICST . vol. 203 , 111 - 121 .
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, LNICST . vol. 175 , 165 - 173 .
Lau ET, Chai KK, Chen Y, Vasenev A ( 2017 ) . Towards improving resilience of smart urban electricity networks by interactively assessing potential microgrids . SMARTGREENS 2017 - Proceedings of the 6th International Conference on Smart Cities and Green ICT Systems . 352 - 359 .
Song L, Chai KK, Chen Y, Schormans J ( 2016 ) . Energy efficiency cooperative scheme for cluster-based capillary networks in Internet of Things systems . IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC .
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 .
Song L, Chai KK, Chen Y, Loo J, Jimaa S, Schormans J ( 2016 ) . QPSO-based energy-Aware clustering scheme in the capillary networks for Internet of Things systems . IEEE Wireless Communications and Networking Conference, WCNC . vol. 2016-September ,
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 . 2016 IEEE International Conference on Communications, ICC 2016 .
Le A, Loo J, Chai KK, Aiash M ( 2016 ) . A specification-based IDS for detecting attacks on RPL-based network topology . Information (Switzerland) vol. 7 , ( 2 )
Wang Y, Li Y, Chai KK, Chen Y, Schormans J ( 2016 ) . Energy-Aware adaptive restricted access window for IEEE 802.11ah based smart grid networks . 2015 IEEE International Conference on Smart Grid Communications, SmartGridComm 2015 . 581 - 586 .
Han K, Liu D, Chen Y, Chai KK ( 2016 ) . Spectrum reuse scheme in two-tier HetNets: A stackelberg game approach . Proceedings of 2015 IEEE International Conference on Computer and Communications, ICCC 2015 . 404 - 409 .
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 . 2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings .
Zhao J, Liu Y, Chai KK, Chen Y, Elkashlan M, Alonso-Zarate J ( 2016 ) . NOMA-based D2D communications: Towards 5G . 2016 IEEE Global Communications Conference, GLOBECOM 2016 - Proceedings .
Zhu Z, Loo J, Chen Y, Chai KK, Zhang T ( 2016 ) . Recent advances in connected vehicles via information-centric networking . IET Conference Publications . vol. 2016 ,
Wang Y, Li Y, Chai KK, Chen Y, Schormans J ( 2015 ) . Energy-aware adaptive restricted access window for IEEE 802.11ah based networks . IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC . vol. 2015-December , 1211 - 1215 .
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 .
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 .
Li Y, Chai KK, Chen Y, Loo J ( 2015 ) . Smart duty cycle control with reinforcement learning for machine to machine communications . 2015 IEEE International Conference on Communication Workshop, ICCW 2015 . 1458 - 1463 .
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 )
Liu D, Chen Y, Chai KK, Zhang T, Han K ( 2015 ) . Joint user association and green energy allocation in HetNets with hybrid energy sources . 2015 IEEE Wireless Communications and Networking Conference, WCNC 2015 . 1542 - 1547 .
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 .
Song L, Chai KK, Chen Y, Schormans J ( 2015 ) . Energy efficient cooperative MISO scheme for cluster-based M2M capillary networks . International Symposium on Wireless Personal Multimedia Communications, WPMC . vol. 2015-January , 310 - 315 .
Li Y, Chai KK, Chen Y, Loo J ( 2015 ) . 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 .
Wang Y, Li Y, Chai KK, Chen Y, Schormans J, IEEE ( 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 .
Li Y, Chai KK, Chen Y, Loo J ( 2015 ) . QoS-Aware joint access control and duty cycle control for machine-to-machine communications . 2015 IEEE Global Communications Conference, GLOBECOM 2015 .
Li Y, Chai KK, Chen Y, Loo J ( 2014 ) . Low complexity duty cycle control with joint delay and energy efficiency for beacon-enabled IEEE 802.15.4 wireless sensor networks . 2014 11th International Symposium on Wireless Communications Systems, ISWCS 2014 - Proceedings . 261 - 265 .
Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Optimal user association for delay-power tradeoffs in HetNets with hybrid energy sources . IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC . vol. 2014-June , 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 . IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC . vol. 2014-June , 1051 - 1056 .
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 .
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 .
Han K, Liu D, Chen Y, Chai KK ( 2014 ) . Energy-efficient user association in hetnets: An evolutionary game approach . Proceedings - 4th IEEE International Conference on Big Data and Cloud Computing, BDCloud 2014 with the 7th IEEE International Conference on Social Computing and Networking, SocialCom 2014 and the 4th International Conference on Sustainable Computing and Communications, SustainCom 2014 . 648 - 653 .
Liu D, Chen Y, Chai KK, Zhang T ( 2014 ) . Joint uplink and downlink user association for energy-efficient HetNets using nash bargaining solution . IEEE Vehicular Technology Conference . vol. 2015-January ,
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 .
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 .
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 .
Deng S, Du L, Wang B, Wang W, Zheng Y, Chai KK ( 2013 ) . Dynamic channel reservation based on forecast in cognitive radio . IEEE Vehicular Technology Conference .
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 ,
Lai Y, Chai KK, Chen Y ( 2012 ) . A utility-based intelligent network selection for 3G and WLAN heterogeneous networks . IET Conference Publications . vol. 2012 ,
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 . 2012 IEEE Globecom Workshops, GC Wkshps 2012 . 279 - 284 .
Kai N, Jianxing S, Kuilin C, Chai KK ( 2012 ) . TD-LTE eNodeB prototype using general purpose processor . 2012 7th International ICST Conference on Communications and Networking in China, CHINACOM 2012 - Proceedings . 822 - 827 .
Chen X, Alfadhl Y, Chai KK ( 2012 ) . An indoor item finder with active RFID tags . IET Conference Publications . vol. 2011 , 675 - 683 .
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 .
Khalid MA, Chai KK ( 2012 ) . Performance Comparison of Ad Hoc Routing Protocols in e-Health Applications . Computer Science Journal vol. 2 , ( 1 )
Kausar R, Chen Y, Chai KK, IEEE ( 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 .
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 .
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 .
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 .
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)
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 .
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