代表性项目：

1.   华为项目: 有限天面MIMO容量极限与可达方案研究，2023.03– 2025.02, 主持

2.    国家自然科学基金重点项目：无线网络的干扰管理与容量研究 ，2013.01-2017.12, 技术负责人（项目排名第2）

3.    华为重点项目：下一代WiFi干扰管理与无线资源管理关键技术， 2013.12-2017.12，技术负责人（项目排名第2）

4.    华为项目：下一代智能天线算法可行性分析，2019.05—2019.12，主持

5.    华为项目：对抗MU-MIMO信道老化算法研究，2020.06- 2021.06，主持

6.    华为项目：AP间全双工，2020.07-2022.12，主持

代表性文章：(“*”代表通信作者）

机器学习：

[1]   Qiaozhe Zhang, Jun Sun*, Yingzhuang Liu, “Rényi Sharpness: A Novel Sharpness that Strongly Correlates with Generalization”, International Conference on Learning Representations (ICLR), April 2026.

[2]   Qiaozhe Zhang, Ruijie Zhang, Jun Sun* and Yingzhuang Liu, “How Sparse Can We Prune A Deep Network: A Fundamental Limit Perspective”,  Neural Information Processing Systems (NeurIPS), Dec. 2024. 

[3]  Qiaozhe Zhang, Jun Sun*, Yingzhuang Liu, "Beyond the Matrix Sign: Quadratic Spectral Descent", Preprint. [Arxiv]

无线通信：

[1]   Junzhi Wang, Jun Sun*, Limin Liao, Xiangbai Liao, Yingzhuang Liu, “Over-the-Air Interference Nulling Using Passive RIS for Two-Way K-User Interference Channel”, IEEE Transaction on Communications, Aug. 2026.

[2]   Limin Liao, Jun Sun*, Junzhi Wang and Yingzhuang Liu, “Analog Self-Interference Cancellation in Full-Duplex Radios: A Fundamental Limit Perspective”, IEEE Transaction on Communications, July 2025.

[3]   Zheng Xiao, Jun Sun*, Zhaoyang Zhang and Yingzhuang Liu, “Nonparametric Regression for MU-MIMO Channel Prediction: From KNN to Local Linear Regression”, IEEE Transaction on Wireless Communications, vol. 23, no. 4, pp. 2784-2795, Apr. 2024.

[4]   Ji Wang, Jun Sun*, Xiaodong Wang, Kai Yang and Yingzhuang Liu, "Extending the Welch Bound: Non-Orthogonal Pilot Sequence Design for Two-Cell Interference Networks", IEEE Transaction on Wireless Communications,vol. 20, no. 2, pp. 1425-1439, Feb. 2021.

[5]   M. Teeti, Jun Sun*, D. Gesbert and Yingzhuang Liu, “Impactof Physical Channel Model on the Performance of Subspace-Based Channel Estimation in Massive MIMO”, IEEE Transaction on Wireless Communications, vol.14, no. 9, pp. 4743-4756, Sept. 2015.