认知通信
孙兴华 副教授
Email：sunxinghua@mail.sysu.edu.cn
A message:
We are looking for students to work with us on topics regarding stochastic modeling of wireless systems, machine learning for networking. It does not matter whether you are a graduate student or an undergraduate. As long as you are willing to learn, you are welcomed to join our research team! We are always looking for highly motivated students. Please send me an email if you are interested.
研究领域
5G/6G无线网络、智能物联网、智能学习等。团队招收本科生、研究生、研究员、博士后，欢迎联系。
个人简介
孙兴华，现任职于中山大学电子与通信工程学院，副教授。 2013年于香港城市大学获得博士学位。2010年法国国家信息与自动化研究所研究助理。2012至2013年香港城市大学高级副研究员。2015至2016年英属哥伦比亚大学博士后。2019年7-8月新加坡科技设计大学访问学者。近年来主持完成多项国家级省部级以及企业科研课题，现为IEEE会员、中国电子学会会员，担任多个国际会议技术委员会成员及组委会成员。
教授课程
无线通信、概率论与数理统计、数字电路实验、
智能学习与算法、通信原理实验、工程应用训练、电子信息科技导论
科研项目
-面向垂直行业的5G关键技术研究与系统验证, 广东省重点领域研发计划项目，中山大学负责人
-海量物联接入关键技术研究，广东省自然科学基金，负责人
-物联网大规模感知网络随机接入建模与优化研究，国家自然科学基金，负责人
-具有开放扩展架构的模块化移动终端技术，国家重点研发计划，项目骨干
-异构网络共存理论与最优策略，企业横向，负责人
-面向联盟学习的物联网接入关键技术研究，中国科学院重点实验室开放课题，负责人
代表性论文论著
期刊论文
- J. Xiao, Z. Chen, X. Sun, W. Zhan, X. Wang and X. Chen, ``Online Multi-agent Reinforcement Learning for Multiple Access in Wireless Networks,'' to appear in IEEE Communications Letters, 2023.
- X. Sun, H. Zhang, W. Zhan, X. Wang and X. Chen, "How to Survive 10 Years’ Life Time for Machine Type Devices: A Study of Random Access With Sleeping-Awake Cycle," IEEE Transactions on Communications, vol. 71, no. 11, pp. 6727-6744, Nov. 2023.
- W. Zhan, D. Wu, X. Sun, Z. Guo, P. Liu and J. Liu, "Peak Age of Information Optimization of Slotted Aloha: FCFS Versus LCFS," IEEE Transactions on Network Science and Engineering, vol. 10, no. 6, pp. 3719-3731, Nov.-Dec. 2023.
- Y. Lin, X. Sun, Y. Gao, W. Zhan, X. Wang and X. Chen, "Fair and Efficient Spectrum Sharing in Unlicensed Bands: Does Number of Links Matter?," IEEE Transactions on Vehicular Technology, vol. 72, no. 7, pp. 9459-9471, July 2023.
- C. Zhang, X. Sun, W. Xia, J. Zhang, H. Zhu, and X. Wang, “Deep Learning Based Double-Contention Random Access for Massive Machine-Type Communications,” IEEE Transactions on Wireless Communications, vol. 22, no. 3, pp. 1794-1807, Mar. 2023.
- X. Sun, W. Zhan, W. Liu, Y. Li and Q. Liu, "Sum Rate and Access Delay Optimization of Short-Packet Aloha," IEEE Open Journal of the Communications Society, vol. 3, pp. 1501-1514, Sept. 2022.
- Z. Guo, Z. Chen, P. Liu, J. Luo, X. Yang and X. Sun, "Multi-Agent Reinforcement Learning based Distributed Channel Access for Next Generation Wireless Networks," IEEE Journal on Selected Areas in Communications, vol. 40, no. 5, pp. 1587-1599, May 2022.
- X. Sun, F. Zhao, H. H. Yang, W. Zhan, X. Wang and T. Q. S. Quek, "Optimizing Age of Information in Random-Access Poisson Networks,” IEEE Internet of Things Journal, vol. 9, no. 9, pp. 6816-6829, May 2022
- X. Wang, W. Lin, C. Xu, X. Sun and X. Chen, "Age of Changed Information: Content-Aware Status Updating in the Internet of Things," IEEE Transactions on Communications, vol. 70, no. 1, pp. 578-591, Jan. 2022.
- X. Wang, M. Fang, C. Xu, H. H. Yang, X. Sun, X. Chen and T. Q. S. Quek, “When to Preprocess? Keeping Information Fresh for Computing Enable Internet of Things,” IEEE Internet of Things Journal, vol. 9, no. 6, pp. 4303-4317, Mar. 2022.
- W. Zhan, X. Sun, X. Wang, Y. Fu and Y. Li, “Performance Optimization for Massive Random Access of mMTC in Cellular Networks with Preamble Retransmission Limit,” IEEE Transactions on Vehicular Technology, vol. 70, no. 9, pp. 8854-8867, Sept. 2021.
- C. Zhang, X. Sun, J. Zhang, X. Wang, S. Jin and H. Zhu, “Distributive Throughput Optimization for Massive Random Access of M2M Communications in LTE Networks,” IEEE Transactions on Vehicular Technology, vol. 69, no. 10, pp. 11828-11840, Oct. 2020.
- X. Sun and L. Dai, “Towards Fair and Efficient Spectrum Sharing between LTE and WiFi in Unlicensed Bands: Fairness-constrained Throughput Maximization,” IEEE Transactions on Wireless Communications, vol. 19, no. 4, pp. 2713-2727, Apr. 2020.
- X. Sun and L. Dai, "To Sense Or Not To Sense: A Comparative Study of CSMA With Aloha," IEEE Transactions on Communications, vol. 67, no. 11, pp. 7587-7603, Nov. 2019.
- W. Zhan, X. Sun, Y. Li, F. Tian and H. Wang, "Optimal Group Paging Frequency for Machine-to-Machine Communications in LTE Networks with Contention Resolution," IEEE Internet of Things Journal, vol. 6, no. 6, pp. 10534-10545, Dec. 2019.
- C. Zhang, X. Sun, J. Zhang, X. Wang, S. Jin and H. Zhu, "Throughput Optimization With Delay Guarantee for Massive Random Access of M2M Communications in Industrial IoT," IEEE Internet of Things Journal, vol. 6, no. 6, pp. 10077-10092, Dec. 2019.
- Y. Gao, X. Sun and L. Dai, "Sum Rate Optimization of Multi-Standard IEEE 802.11 WLANs," IEEE Transactions on Communications, vol. 67, no. 4, pp. 3055-3068, April 2019.
- X. Sun and Y. Gao, "Distributed throughput optimization for heterogeneous IEEE 802.11 DCF networks," Wireless Networks, vol. 24, no. 4, pp. 1205-1215, 2018.
- F. Kong, X. Sun, Victor C. M. Leung, Y. Jay Guo, Q. Zhu and H. Zhu, "Queue-Aware Power Consumption Minimization in Two-Tier Heterogeneous Networks," IEEE Transactions on Vehicular Technology, vol. 67, no. 9, pp. 8875-8889, Sept. 2018.
- X. Sun and L. Dai, "Fairness-Constrained Maximum Sum Rate of Multi-Rate CSMA Networks," IEEE Transactions on Wireless Communications, vol. 16, no. 3, pp. 1741-1754, Mar. 2017.
- X. Sun, "Maximum Throughput of CSMA Networks With Capture," IEEE Wireless Communications Letters, vol. 6, no. 1, pp. 86-89, Feb. 2017.
- F. Kong, X. Sun, Victor C. M. Leung and H. Zhu, "Delay-Optimal Biased User Association in Heterogeneous Networks," IEEE Transactions on Vehicular Technology, vol. 66, no. 8, pp. 7360-7371, Aug. 2017.
- F. Kong, X. Sun, Y. Jay Guo and H. Zhu, "Queue-Aware Optimal Bandwidth Allocation in Heterogeneous Networks," IEEE Wireless Communications Letters, vol. 6, no. 6, pp. 730-733, Dec. 2017.
- X. Sun and L. Dai, "Performance Optimization of CSMA Networks With a Finite Retry Limit," IEEE Transactions on Wireless Communications, vol. 15, no. 9, pp. 5947-5962, Sept. 2016.
- X. Sun and L. Dai, "Backoff Design for IEEE 802.11 DCF Networks: Fundamental Tradeoff and Design Criterion," IEEE/ACM Transactions on Networking, vol. 23, no. 1, pp. 300-316, Feb. 2015.
- X. Sun, Q. Zhu, H. Zhu and Q.T. Zhang, "Optimal Performance of Cognitive Random Access Networks With Multi-Packet Reception," IEEE Communications Letters, vol. 18, no. 10, pp. 1807-1810, Oct. 2014.
- Y. Gao, X. Sun and L. Dai, "IEEE 802.11e EDCA Networks: Modeling, Differentiation and Optimization," IEEE Transactions on Wireless Communication, vol. 13, no. 7, pp. 3863-3879, July 2014.
- L. Dai and X. Sun, "A Unified Analysis of IEEE 802.11 DCF Networks: Stability, Throughput and Delay," IEEE Transactions on Mobile Computing, vol. 12, no. 8, pp. 1558-1572, Aug. 2013.
- Y. Gao, X. Sun and L. Dai, "Throughput Optimization of Heterogeneous IEEE 802.11 DCF Networks," IEEE Transactions on Wireless Communication, vol. 12, no. 1, pp. 398-411, Jan. 2013.
- M. Du, X. Sun, Y. Zhang, J. Wang, and P. Liu, “Joint Cooperation Clustering and Downlink Power Control for Cell-Free Massive MIMO with Deep Reinforcement Learning,” in Proc. IEEE ICCT, 2023.
- M. Du, X. Sun, W. Lin and W. Zhan, “Deep Reinforcement Learning-Based Access Point Selection for Cell-Free Massive MIMO with Graph Convolutional Networks,” in Proc. FCN, 2023.
- D. Wu, W. Zhan, X. Sun, and J. Qiu, “Peak Age of Information Optimization: CSMA versus Aloha,” in Proc. IoTaaS, 2023. (Best Paper Award)
- W. Ma, X. Sun, X. Wang and W. Zhan, “Optimal Access Point Selection Approach for User-Centric Cell-Free Massive MIMO Systems,” in Proc. IoTaaS, 2023.
- W. Xia, C. Zhang, X. Sun, R. Huang and H. Zhu, “Hybrid Channel Access Towards Real-Time Applications in Healthcare,” in Proc. ICC Workshop, 2023.
- Z. Chen and X. Sun, “Scalable Multi-Agent Reinforcement Learning-Based Distributed Channel Access,” in Proc. IEEE ICC, 2023.
- D. Wu, W. Zhan, X. Sun, B. Zhou and J. Liu, “Peak Age of Information Optimization of Slotted Aloha,” in Proc. IEEE VTC-Fall' 2022.
- C. Zhang, X. Sun, W. Xia, R. Huang and H. Zhu, “Distributive ACB factor Estimation for Delay-Sensitive Applications in Non-Terrestrial Networks,” in Proc. IEEE VTC-Fall' 2022.
- W. Lin, Z. Guo, P. Liu, M. Du, X. Sun and X. Yang, “Deep Reinforcement Learning based Rate Adaptation for Wi-Fi Networks,” in Proc. IEEE VTC-Fall' 2022.
- F. Zhao, X. Sun, W. Zhan, X. Wang and X. Chen,``Information Freshness in Random-Access Poisson Network: Average AoI versus Peak AoI,'' in Proc. IEEE VTC-Fall' 2022.
- W. Xia, B. Xu, H. Zhao, Y. Zhu, X. Sun and T. Q. S. Quek, “Optimization of Clustering Strategy and Resource Allocation for Clustered Federated Learning,” in Proc. Globlecom, 2022.
- Y. Pang, W. Zhan, X. Sun, Z. Luo and Y. Zhang, “Throughput-Constrained Energy Efficiency Optimization for CSMA Networks,” in Proc. IEEE Globecom, 2022.
-J. Xiao, H. Xu, X. Sun, F. Luo, and W. Zhan, “Maximum Throughput in the Unlicensed Band under 3GPP Fairness,” in Proc. IEEE/CIC ICCC' 2022.
- F. Luo, X. Sun, Y. Gao, W. Zhan, P. Liu and Z. Guo, "Optimal Coexistence of NR-U with Wi-Fi under 3GPP Fairness Constraint, " in Proc. IEEE ICC, 2022.
- H. Xu, X. Sun, H. H. Yang, Z. Guo, P. Liu, and T. Q. S. Quek, "Fair Coexistence in Unlicensed Band for Next Generation Multiple Access: The Art of Learning," in Proc. IEEE ICC, 2022.
- J. Zhang, Y. Gao, X. Sun, W. Zhan, P. Liu and Z. Guo, "Synchronous Multi-Link Access in IEEE 802.11be: Modeling and Network Sum Rate Optimization," in Proc. IEEE ICC, 2022.
- F. Zhao, X. Sun, W. Zhan, B. Zhou and X. Huang, AoI-Constrained Energy Efficiency Optimization in Random-Access Poisson Networks, in Proc. IEEE WCNC, 2022.
- J. Peng, Y. Gao, X. Sun, W. Zhan and Z. Guo, “3GPP Fairness Constrained Throughput Optimization for 5G NR-U and WiFi Coexistence in the Unlicensed Spectrum,” in Proc. IEEE WCNC, 2022.
-Y. Liang, W. Zhan, X. Sun, K. Xie, X. Chen, “Signaling Overhead-Constrained Throughput Optimization for 5G Packet-Based Random Access with mMTC,” in Proc. IEEE GLOBECOM, 2021.
- J. Ma, X. Sun, W. Xia, X. Wang, X. Chen and H. Zhu, “Client Selection Based on Label Quantity Information for Federated Learning,” in Proc. IEEE PIMRC, 2021.
-Y. Wei, X. Sun, Y. Zhang, X. Wang, “Performance Analysis of SPMA Protocol: A Markov Renewal Process Approach,”in Proc. IEEE WCNC, 2021.
- J. Huang, W. Zhan, X. Sun, P. Liu, D. Kong, “Cluster-based Group Paging Scheme with Preamble Reuse for mMTC in 5G Networks,” in Proc. IEEE GLOBECOM, 2020.
- W. Lin, X. Wang, C. Xu, X. Sun, X. Chen, “Average Age Of Changed Information In The Internet Of Things,” in Proc. IEEE WCNC, 2020.
- W. Liu, X. Sun, W. Zhan, X. Wang, “Maximum Sum Rate of Slotted Aloha for mMTC with Short Packet,” in Proc. IEEE/CIC ICCC, 2020.
- Y. Huang, X. Wang, X. Sun, X. Chen, “User Scheduling for Information Freshness over Correlated Markov Channels,” in Proc. IEEE/CIC ICCC, 2020.
授权专利
-中国专利, 一种机器通信中基于定时提前命令的前导资源分配方法, 2020
-中国专利，一种基于频率分组的多信道CSMA协议中最优信道数确定方法， 2020
-中国专利, 一种窄带物联网中联合节点分簇及数据缓存的接入方法，2021
-中国专利, 多天线无线通信系统中信道非互易条件下的误差校正方法, 2020
-中国专利, 基于时延优先级的多信道CSMA带宽分配方法，2020
-中国专利，一种机器类通信中基于分簇和数据缓存的随机接入方法，2022
-中国专利,一种分优先级机器通信随机接入退避参数确定方法, 2023
-中国专利，一种机器类通信网络短包随机接入的分布式能效优化方法，2022
-中国专利, LTE与WiFi共存网络的退避窗口分布式调整方法，2022
-中国专利， LTE网络机器通信随机接入最优参数分布式确定方法， 2023
-中国专利， 一种基于标签量信息的联邦学习节点选择方法及系统，2023
-中国专利，基于双网络深度强化学习的物联网信息新鲜度优化方法, 2023
学术兼职
中国电子学会物联网青年专业技术组委员
IEEE会员，中国电子学会会员
IEEE ICC '15 '18 '19 '20, WCNC '19 '21 '22 '23 '24, WCSP '15 '17 '19 '23, Globecom '17 '18等国际学术会议技术委员会成员，ICCC 2022组委会成员
国际期刊和会议的审稿人，如
IEEE/ACM Transactions on Networking
IEEE Transactions on Mobile Computing
IEEE Transactions on Wireless Communications
IEEE Transactions on Communications
IEEE Transactions on Vehicular Technology
IEEEE Communications Letters
IEEEE Wireless Communications Letters
指导竞赛获奖
全国大学生电子设计竞赛
广东省大学生电子设计竞赛
全国大学生数学建模竞赛
Mathorcup高校数学建模挑战赛
中国软件杯大学生软件设计大赛(23年冠军)
集成电路EDA 设计精英挑战赛