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A Novel ISAC Transmission Framework based on Spatially-Spread Orthogonal Time Frequency Space Modulation


Sep 01, 2021
Shuangyang Li, Weijie Yuan, Chang Liu, Zhiqiang Wei, Jinhong Yuan, Baoming Bai, Derrick Wing Kwan Ng


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Spectral and Energy Efficiency of ACO-OFDM in Visible Light Communication Systems


Aug 31, 2021
Shuai Ma, Ruixin Yang, Xiong Deng, Xintong Ling, Xun Zhang, Fuhui Zhou, Shiyin Li, Derrick Wing Kwan Ng

* 14 pages, 10 figures, accepted by IEEE Trans. Wireless Commun 

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Unit-Modulus Wireless Federated Learning Via Penalty Alternating Minimization


Aug 31, 2021
Shuai Wang, Dachuan Li, Rui Wang, Qi Hao, Yik-Chung Wu, Derrick Wing Kwan Ng

* IEEE Global Communications Conference 2021. arXiv admin note: substantial text overlap with arXiv:2101.12051 

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Resource Allocation for Active IRS-Assisted Multiuser Communication Systems


Aug 30, 2021
Dongfang Xu, Xianghao Yu, Derrick Wing Kwan Ng, Robert Schober

* 3 figures, submitted to conference 

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Learning-based Predictive Beamforming for Integrated Sensing and Communication in Vehicular Networks


Aug 26, 2021
Chang Liu, Weijie Yuan, Shuangyang Li, Xuemeng Liu, Derrick Wing Kwan Ng, Yonghui Li

* 30 pages, 12 figures 

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A Bayesian Tensor Approach to Enable RIS for 6G Massive Unsourced Random Access


Aug 25, 2021
Xiaodan Shao, Lei Cheng, Xiaoming Chen, Chongwen Huang, Derrick Wing Kwan Ng

* IEEE GLOBECOM 2021 

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A Generalizable Model-and-Data Driven Approach for Open-Set RFF Authentication


Aug 10, 2021
Renjie Xie, Wei Xu, Yanzhi Chen, Jiabao Yu, Aiqun Hu, Derrick Wing Kwan Ng, A. Lee Swindlehurst

* This paper was accepted for publication in IEEE Transactions on Information Forensics & Security 

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Cooperative Reflection Design with Timing Offsets in Distributed Multi-RIS Communications


Jul 27, 2021
Yaqiong Zhao, Wei Xu, Huan Sun, Derrick Wing Kwan Ng, Xiaohu You


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Trajectory Design for UAV-Based Internet-of-Things Data Collection: A Deep Reinforcement Learning Approach


Jul 23, 2021
Yang Wang, Zhen Gao, Jun Zhang, Xianbin Cao, Dezhi Zheng, Yue Gao, Derrick Wing Kwan Ng, Marco Di Renzo

* Accepted by IEEE Internet of Things Journal. The codes and some other materials about this work may be available at https://gaozhen16.github.io/ 

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An Edge Computing Paradigm for Massive IoT Connectivity over High-Altitude Platform Networks


Jun 25, 2021
Malong Ke, Zhen Gao, Yang Huang, Guoru Ding, Derrick Wing Kwan Ng, Qihui Wu, Jun Zhang

* 8 pages, 6 figures. The current version has been accepted by IEEE Wireless Communications Magzine Special Issue on Aerial Computing: Drones for Multi-Access Edge Computing 

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LEO Satellite Constellations for 5G and Beyond: How Will They Reshape Vertical Domains?


Jun 18, 2021
Shicong Liu, Zhen Gao, Yongpeng Wu, Derrick Wing Kwan Ng, Xiqi Gao, Kai-Kit Wong, Symeon Chatzinotas, Bjorn Ottersten

* 4 figures, 1 table, accepted by Communications Magazine 

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Energy-Efficient Precoding in Electromagnetic Exposure-Constrained Uplink Multiuser MIMO


May 31, 2021
Jiayuan Xiong, Li You, Derrick Wing Kwan Ng, Wenjin Wang, Xiqi Gao

* We investigate the SAR-aware uplink precoder design for the EE maximization in multiuser MIMO transmission exploiting statistical CSI 

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User Grouping and Reflective Beamforming for IRS-Aided URLLC


May 26, 2021
Hailiang Xie, Jie Xu, Ya-Feng Liu, Liang Liu, Derrick Wing Kwan Ng

* submitted for possible journal publication 

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Integrated Sensing and Communication-assisted Orthogonal Time Frequency Space Transmission for Vehicular Networks


May 11, 2021
Weijie Yuan, Zhiqiang Wei, Shuangyang Li, Jinhong Yuan, Derrick Wing Kwan Ng

* Submitted to IEEE Journal for possible publication 

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Integrated Radar Sensing and Communication-assisted Orthogonal Time Frequency Space Transmission for Vehicular Networks


May 07, 2021
Weijie Yuan, Zhiqiang Wei, Shuangyang Li, Jinhong Yuan, Derrick Wing Kwan Ng

* Submitted to IEEE Journal for possible publication 

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Deep Learning-Empowered Predictive Beamforming for IRS-Assisted Multi-User Communications


Apr 26, 2021
Chang Liu, Xuemeng Liu, Zhiqiang Wei, Shaokang Hu, Derrick Wing Kwan Ng, Jinhong Yuan


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Massive Access in Media Modulation Based Massive Machine-Type Communications


Apr 08, 2021
Li Qiao, Jun Zhang, Zhen Gao, Derrick Wing Kwan Ng, Marco Di Renzo, Mohamed-Slim Alouini

* submitted to IEEE Transactions on Wireless Communications [Major Revision] 

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Hybrid Relay-Reflecting Intelligent Surface-Aided Wireless Communications: Opportunities, Challenges, and Future Perspectives


Apr 05, 2021
Nhan Thanh Nguyen, Jiguang He, Van-Dinh Nguyen, Henk Wymeersch, Derrick Wing Kwan Ng, Robert Schober, Symeon Chatzinotas, Markku Juntti


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Max-Min Fair Energy-Efficient Beamforming Design for Intelligent Reflecting Surface-Aided SWIPT Systems with Non-linear Energy Harvesting Model


Mar 22, 2021
Shayan Zargari, Ata Khalili, Qingqing Wu, Mohammad Robat Mili, Derrick Wing Kwan Ng

* Minor Revision by IEEE TVT 

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Smart and Reconfigurable Wireless Communications: From IRS Modeling to Algorithm Design


Mar 12, 2021
Xianghao Yu, Vahid Jamali, Dongfang Xu, Derrick Wing Kwan Ng, Robert Schober

* 17 pages, 4 figures, submitted for potential publication 

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Terahertz Ultra-Massive MIMO-Based Aeronautical Communications in Space-Air-Ground Integrated Networks


Mar 03, 2021
Anwen Liao, Zhen Gao, Dongming Wang, Hua Wang, Hao Yin, Derrick Wing Kwan Ng, Mohamed-Slim Alouini

* 26 pages, 20 figures, accepted by IEEE Journal on Selected Areas in Communications 

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Edge Federated Learning Via Unit-Modulus Over-The-Air Computation (Extended Version)


Feb 16, 2021
Shuai Wang, Yuncong Hong, Rui Wang, Qi Hao, Yik-Chung Wu, Derrick Wing Kwan Ng

* 34 pages, 7 figures, submitted to IEEE for possible publication 

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Robust and Secure Sum-Rate Maximization for Multiuser MISO Downlink Systems with Self-sustainable IRS


Jan 26, 2021
Shaokang Hu, Zhiqiang Wei, Yuanxin Cai, Chang Liu, Derrick Wing Kwan Ng, Jinhong Yuan

* arXiv admin note: text overlap with arXiv:2005.11663 

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5G-and-Beyond Networks with UAVs: From Communications to Sensing and Intelligence


Oct 19, 2020
Qingqing Wu, Jie Xu, Yong Zeng, Derrick Wing Kwan Ng, Naofal Al-Dhahir, Robert Schober, A. Lee Swindlehurst

* Submitted to IEEE JSAC 

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