Associate Professor and Doctoral Supervisor at the School of Instrumentation Science and Optoelectronic Engineering, Beihang University, and Secretary of the Party Branch of the Institute of Optoelectronics. He has long been engaged in research on high-precision inertial navigation and integrated navigation system technologies. As the principal investigator, he has presided over more than 10 national-level projects, including pre-research shared technology projects, major basic research projects, and General Program of the National Natural Science Foundation of China (NSFC). He has been awarded the First Prize of National Commercial Science and Technology Progress, the Second Prize of Science and Technology Progress of Chinese Society of Inertial Technology, and the Second Prize of Entrepreneurship and Innovation of China Invention Association. He holds the title of IEEE Senior Member and has been recognized as an Outstanding Reviewer by the Institute of Physics (IOP, UK) and the IEEE Instrumentation and Measurement Society. He has published over 40 academic papers indexed by SCI and obtained more than 20 authorized national invention patents.
Qingzhong Cai*, Qian Yang, et al. A sliding window graph optimization algorithm based on marginalization theory for cooperative navigation, Measurement Science and Technology, 2025, 36(4).
Zeyang Wen, Gongliu Yang, Qingzhong Cai*. Modeling and analysis of the angular velocity phase-based lever arm effect in the self-calibration process of fixed-wing airborne dual-axis RINS, Measurement, 2025, 254: 117632.
Feifan Lin, Qingzhong Cai*, et al. EWHT-AIB: Enhanced Waist-Mounted Human Tracking Framework Based on Array IMU and Barometer, IEEE Transactions on Instrumentation and Measurement, 2025, 74: 9533312.
Ruomei Nie, Yang Pang, Ningfang Song, Qingzhong Cai*, et al. Hierarchical cooperative navigation strategy for drone swarm in multi-leader mode based on ranging bias compensation, Measurement Science and Technology, 2025, 36(8): 086309.
Ruizhao Cheng, Gongliu Yang, Qingzhong Cai*, et al. Calibration and Compensation of Asymmetric Phase Error for Whole-Angle Hemispherical Resonant Gyroscope, IEEE Sensors Journal, 2025, 25(16): 30819-30828.
Ruizhao Cheng, Gongliu Yang, Qingzhong Cai*, et al. Identification and Compensation of Detection Gain Asymmetry Errors for Hemispherical Resonant Gyroscopes in Whole-Angle Mode, Actuators, 2025, 14(6): 275.
Xiaodi Yi, Gongliu Yang, Qingzhong Cai*, et al. Nonlinearity Harmonic Error Compensation Method Based on Intelligent Identification for Rate Integrating Resonator Gyroscope, Actuators, 2025, 14(2): 68.
Feifan Lin, Qingzhong Cai*, et al. Pedestrian Dead Reckoning Method Based on Array IMU, IEEE Sensors Journal, 2024, 24(22): 37753-37763.
Xiaodi Yi, Gongliu Yang, Qingzhong Cai*, et al. A Novel Self-Modulation Method for Whole-Angle Resonator Gyroscope Based on High Harmonic Compensation, IEEE Sensors Journal, 2024, 24(20): 31827-31836.
Zhidong Zhang, Gongliu Yang, Qingzhong Cai*, et al. A Disturbance Sliding Mode Observer Designed for Enhancing the LQR Current-Control Scheme of a Permanent Magnet Synchronous Motor, Actuators, 2024, 13(8): 283.
Yang Pang, Xiong Pan, Ningfang Song, Qingzhong Cai*. A Novel Cooperative Navigation Method Applied to Single-Leader Mode With Insufficient Observation Information, IEEE Transactions on Industrial Informatics, 2024, DOI: 10.1109/TII.2024.3417270.
Tianyu Chen, Gongliu Yang, Qingzhong Cai*, et al. Modeling and Online Calibration for SINS/CNS Asynchronous Time With NFOV Star Tracker, IEEE Transactions on Instrumentation and Measurement, 2024, 73: 8507111.
Yang Pang, Ningfang Song, Qingzhong Cai*. A Novel Method for Gyro Bias Estimation of On-Board Inertial Navigation System Prior to Launch of Autonomous Drone, IEEE Transactions on Industrial Informatics, 2024 , 20 (4): 5459-5468.
Zeyang Wen, Gongliu Yang, Qingzhong Cai*, et al. An Encoder-Based Relative Attitude Observation Method for Self-Calibration in Dual-Axis RINS, IEEE Transactions on Industrial Electronics, 2023, 70 (11): 11784-11794.
Jian Li, Gongliu Yang, Qingzhong Cai*. Autonomous Aerial-Ground Cooperative Navigation Based on Information-Seeking in GNSS-Denied Environments, IEEE Internet of Things Journal, 2023, 10 (19): 17058-17069.
Jian Li, Gongliu Yang, Qingzhong Cai*. Distributed Scheduling for Cooperative Navigation Based on Uncertainty Evolution, IEEE Internet of Things Journal, 2023, 10 (8): 7080-7089.
Zeyang Wen, Gongliu Yang, Qingzhong Cai*, et al. A Novel Bluetooth Odometer Aided Smartphone-based Vehicular Navigation in Satellite-denied Environments, IEEE Transactions on Industrial Electronics, 2023, 70(3): 3136-3146.
Zeyang Wen, Gongliu Yang, Qingzhong Cai*. An autonomous smartphone embedded inertial sensors aided vehicular navigation method in satellite-denied areas, Measurement,2023, 215: 112788.
Tianyu Chen, Gongliu Yang, Qingzhong Cai*. In-Flight Calibration for Outer-Azimuth Dual-Axis RINS Based on Incremental Azimuth Observation Method, IEEE Transactions on Instumentation and Measurement, 2023, 72: 8507515.
Jian Li, Gongliu Yang, Qingzhong Cai*, et al. Cooperative navigation for UAVs in GNSS-denied area based on optimized belief propagation, Measurement, 2022, 192: 110797.
Zeyang Wen, Gongliu Yang, Qingzhong Cai*. An improved SINS/NHC integrated navigation algorithm based on Ackermann turning geometry, Measurement, 2022, 192: 110859.
Yongqiang Tu, Gongliu Yang, Qingzhong Cai*, et al. Dynamical analysis and experimental verification of deviation angles caused by rubber dampers deformation in high precision mechanically dithered RLG dual-axis RINS, Mechanical Systems and Signal Processing, 126: 553-567, 2019.
Zeyang Wen, Gongliu Yang, Qingzhong Cai*, et al. Modeling and Calibration of the Gyro-Accelerometer Asynchronous Time in Dual-Axis RINS, IEEE Transactions on Instrumentation and Measurement, 70:1-17, 2021.
Qingzhong Cai, Gongliu Yang, Ningfang Song, Lifen Wang, Hongliang Yin, Yiliang Liu, Online Calibration of the Geographic-Frame-Equivalent Gyro Bias in Dual-Axis RINS, IEEE Transactions on Instrumentation and Measurement, 67(7): 1609 - 1616, 2018.
Qingzhong Cai, Changhao Yang, Jing Li, et al. An EL-SHAKF-Based Integration Scheme for Gyro Thermal-Magnetic Coupling Heading- Effect Drift Compensation in INS, IEEE Sensors Journal, 20(19): 11508-11517, 2020.
Qingzhong Cai, Wei Quan, Li Xing, et al. Research on case rotating modulation for nuclear-spin comagnetometer in space-stable INS, Measurement, 140.388-394, 2019.
Niu Haofei, Cai Qingzhong*, et al. Graph optimization-based cooperative navigation method in communication-constrained environments (in Chinese). Acta Aeronautica et Astronautica Sinica, 44(4): 327342, 2023.
