Personal profile
Personal profile
Dr. Kaizhe Xu is currently an Assistant Professor at the Department of Communications and Networking, XJTLU. Before joining XJTLU, he received the B.Eng. and M.Eng. degrees from Jilin University, Changchun, China, in 2016 and 2019 respectively. And he received the Ph.D. degree from the State Key Laboratory of Internet of Things for Smart City, University of Macau, Macau, China, in 2023. His research interest is multi-antenna technology for 6G communications, including reconfigurable intelligent surface (RIS), dynamic metasurface antennas (DMAs), large system analysis for multiple-input and multiple-output (MIMO) system, and optimal transceiver design, etc. In addition, he serves as an invited reviewer of top IEEE journals like TCOM, TVT, WCL, CL, JSTSP, etc.
Research interests
Multi-antenna technology for 6G communications
Reconfigurable intelligent surface (RIS)
Dynamic Metasurface Antennas (DMA)
Large system analysis for multiple-input and multiple-output (MIMO) system
Optimal transceiver design
Experience
Teaching Assistant, University of Macau - 2019 to 2023
Awards and honours
Best Paper Award in IEEE/CIC ICCC, Dalian, China , August 2023
3rd Prize in IEEE Communications Society Three-Minute-Thesis (3MT) Competition ICC 2023, Rome, Italy
University of Macau-Funded Full Assistantship, 2019 - 2023
Education/Academic qualification
Ph.D, State Key Laboratory of Internet of Things for Smart City, University of Macau - 2023
Master, College of Communication Engineering, Jilin University - 2019
Bachelor, College of Communication Engineering, Jilin University - 2016
Research areas
- multi-antenna technology for 6G communications
- reconfigurable intelligent surface (RIS)
- large system analysis
- optimal transceiver design
Person Types
- Staff
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 7 Affordable and Clean Energy
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Collaborations and top research areas from the last five years
Projects
- 1 Active
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Intelligent Metasurface-assisted Secure Internet of Things
Xu, K. (PI)
1/07/24 → 30/06/27
Project: Internal Research Project
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Achievable rate analysis and optimization of double-RIS assisted spatially correlated MIMO with statistical CSI
Kaizhe, X., Jiajia, G., Jun, Z., Shi, J. & Shaodan, M., 21 Jan 2025, In: China Communications. 22, 1, p. 139-157 19 p.Research output: Contribution to journal › Article › peer-review
2 Citations (Scopus) -
Misalignment Tolerance Strategies in Wireless Power Transfer: A Systematic Review
Hong, W., Wang, J., Lim, E. G., Leach, M., Wang, Z., Xu, K., Pei, R., Jiang, Z., Zhang, W. & Huang, Y., 2025, 2025 17th International Conference on Wireless Communications and Signal Processing, WCSP 2025. Institute of Electrical and Electronics Engineers Inc., (2025 17th International Conference on Wireless Communications and Signal Processing, WCSP 2025).Research output: Chapter in Book or Report/Conference proceeding › Conference Proceeding › peer-review
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Misalignment Tolerance Strategies in Wireless Power Transfer: A Systematic Review
Hong, W., Wang, J., Lim, E. G., Leach, M., Wang, Z., Xu, K., Pei, R., Jiang, Z., Zhang, W. & Huang, Y., 2025, (Accepted/In press) The Seventeenth International Conference on Wireless Communications and Signal Processing 2025.Research output: Chapter in Book or Report/Conference proceeding › Conference Proceeding › peer-review
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Statistical CSI-Enabled Optimization for Beyond Diagonal SIM
Xia, Q., Zhang, J., Xu, K., Ma, S., Jin, S. & Yuen, C., 2025, (Accepted/In press) In: IEEE Wireless Communications Letters. 14, 9, p. 2972-2976 5 p.Research output: Contribution to journal › Article › peer-review
1 Citation (Scopus) -
Joint Optimal Design for Hybrid RIS and DMA Assisted MIMO Interfering Broadcast Channel
Huang, X., Xu, K., Han, Y., Zhang, J., Jin, S. & Ma, S., 2024, In: IEEE Transactions on Vehicular Technology. 73, 9, p. 13138-13150 13 p.Research output: Contribution to journal › Article › peer-review
3 Citations (Scopus)
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Large Language Model for Wireless Communications
Xu, K. (Supervisor)
2025Activity: Supervision › Completed SURF Project
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When Information Theory Meets Electromagnetics
Xu, K. (Supervisor)
2025Activity: Supervision › Completed SURF Project
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A Systematic KPI for Integrated Sensing and Communications
Xu, K. (Supervisor)
2025Activity: Supervision › Completed SURF Project
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Development of multi-channel data acquisition and analysis system
Xu, K. (Supervisor)
2025 → 2026Activity: Supervision › Master Dissertation Supervision