北京航空航天大学电子信息工程学院副教授，导航工程系支部书记、副主任。澳大利亚新南威尔士大学访问学者，北京航空航天大学微电子学院卓越百人博士后。主持国家自然基金（面上、青年）、国家重点实验室开放基金、省重点实验室开放基金、***工程项目子课题等研究项目，研究方向为可信导航定位授时（PNT）、高鲁棒高安全导航定位、卫星导航与5G融合定位等技术。目前团队仍有研究生名额，欢迎各位同学来我们组攻读硕士、博士学位！！

代表性论文：

1. Bai, L; Sun, C*; Dempster, A G.; Zhao, H B; Feng, W Q ; GNSS Spoofing Detection and Mitigation With a Single 5G Base Station Aiding, IEEE Trans. on Aerospace and electronic systems, 2024, 60(4): 4601-4620

2. Zhang Shai, Sun Chao, Xu Ying and Bai Lu and Feng Wenquan and Wen Xin and He Yingzhe and Liu Nanzhu, "Principal Component Analysis-Based Optimal Feature Design for GNSS Spoofing Detection," IEEE Communications Letters, vol. 29, no. 7, pp. 1505-1509, July 2025,

3. Bai, Lu; Sun, Chao; Dempster, Andrew G.; Feng, Wenquan; Zhuang, Chen ; Robust GNSS Spoofing Detection Against UE Maneuver in a GNSS-5G mmWave Hybrid Positioning System, IEEE Sensors Journal, 2024, 24(13): 21237-21253
   

4. Bai L, Sun C*, Dempster A G, Zhao H B, Cheong J W and Feng W Q. GNSS-5G hybrid positioning based on multi-rate measurements fusion and proactive measurement uncertainty prediction. IEEE Trans. On Instrumentation and Measurement, vol. 71, pp. 1-15, 2022 

5. Bai, Lu; Sun, Chao; Feng, Wenquan; Dempster, Andrew G.; Ying Xu. Joint Positioning and Synchronization Based on Multi-epoch Measurements in Imperfectly Synchronous 5G mmWave Systems, IEEE Communications Letters, 2024

6. Sun C, Cheong J W, Dempster A G, Zhao H B, Bai L, Feng W Q. Robust Spoofing Detection for GNSS Instrumentation Using Q Channel Signal Quality Monitoring Metric. IEEE Trans. On Instrumentation and Measurement, vol. 70, pp. 1-15, 2021.

7. Zhang L Y, Zhao H B, Sun C*, Bai L, Feng W Q. Enhanced GNSS Spoofing Detector via Multiple-epoch Inertial Navigation Sensor Prediction in a Tightly-coupled System, IEEE Sensors Journal, vol. 22, no. 9, pp. 8633-8647.

8. Sun C, Cheong J W, Dempster A G, Zhao H B*, Feng W Q. Recovering authentic global position system L1 signals under spoofing using dual receiver direct positioning. Journal of Navigation, 74(4), 782-800.

9. Sun Chao, JW Cheong, AG Dempster, et al. Moving variance-based signal quality monitoring method for spoofing detection[J]. GPS Solutions, 2018, 22(3):83.

10. Sun Chao, Zhao Hongbo, Zhuang Chen, Feng Wenquan, "The IFFT-based SQM method against digital distortion in GNSS signals," GPS Solutions, 2017, 21(4):1-12.

11. Sun Chao, JW Cheong, AG Dempster, et al. GNSS spoofing detection by means of Signal Quality Monitoring (SQM) metric combinations [J], 2018, IEEE ACCESS.

12. Sun Chao, Zhao Hongbo, Feng Wenquan, Songlin Du. A Frequency-Domain Multipath Parameter Estimation and Mitigation Method for BOC-Modulated GNSS Signals[J]. Sensors, 2018, 18(3).  

研究方向：
[1] 国家综合PNT系统设计 

[2] 卫星导航与5G混合定位 

[3] 导航信号抗干扰、抗欺骗