Short Biography
Li Hui specializes in high-precision micro-optical sensors, including integrated optical gyros, high-precision fiber gyros and optical voltage sensors. Professor Li has led projects funded by defense pre-research, National 973 Program, National 863 Program and the National Natural Science Foundation. Published over 50 SCI papers in journals including Photonics Research, Journal of Lightwave Technology, Optics Express, Optics Letters and so on. Holds over 30 patents, with 8 successfully transferred. She has also explored chip-integrated optical gyros, investigating key theories and innovative technologies such as silicon nitride waveguide resonators, dual-closed-loop control of laser frequency and angular velocity synchronization tracking, noise suppression, and accuracy improvement. Received the First Prize for National Defense Science and Technology Progress in the 2018. Recognized as an Outstanding Young Engineer in Beijing in 2020. Awarded the First Prize in the national finals of the "Source Cup" Disruptive Technology about Innovation and Creative by the Military Science and Technology Commission and the Ministry of Education in the 2023.
Research Area
Integrated optical gyroscope
Including: fabrication of photonic integrated chips, noise mechanism and suppression technology, high-precision signal detection technology
High precision fiber optic gyroscope
Including: high dynamic error mechanism, high dynamic and high-precision signal detection technology
Optical voltage sensor
Including: analysis of high-precision optical voltage sensing mechanism, miniaturization and integration design of optical voltage sensors
Courses
Signal analysis and processing for undergraduates.
Principles and applications of digital signal processing for postgraduate.
Matrix theory for doctor of Engineering.
Selected Topics in Applied Mathematics.
Papers & Books
Changkun Feng, Yonggui Zhang, Honghao Ma, Hui Li* and Lishuang Feng*. Improving Long-term Temperature Bias Stability of Integrated Optical Gyroscope Employing Si3N4 Resonator, Photonics Research, 10(7):1661-1668, 2022.
Wentan Zheng, Hui Li*, Changkun Feng, Chen Wen and Xuanyun Zeng. Design of Novel Resonant Optical Voltage Sensor Based on Pockels Effect [J]. IEEE Sensors Journal, 22(22):21694-21698, 2022.
Fei Guo, Rui Zhao, Hui Li*, Changkun Feng, Chen Wen and Lishuang Feng. Modulator Coefficient Tracking Method of Resonant Integrated Optical Gyroscope Based on Novel Four-state Modulation [J]. Journal of Lightwave Technology, 39(6): 1858-1866, 2022.
Hui Li*, Chen Wen, Changkun Feng, Chen Qing, Dengke Zhang and Lishuang Feng. Frequency Spectrum Separation Method of Suppressing Backward-light-related Errors for Resonant Integrated Optical Gyroscope [J]. Journal of Lightwave Technology: 1858-1866, 2022.
Hui Li*, Peiren Ni, Qiwei Wang, Changkun Feng and Lishuang Feng. Analysis and Optimization of Dynamic Performance for Resonant Integrated Optical Gyroscope[J]. Journal of Lightwave Technology, 39(6): 1858-1866, 2021.
Hui Li*, Jun Xu, Xiao Wang, Danni Liu and Lishuang Feng. High-bandwidth Tracking Method of Resonant Frequency for the Sensing Resonators[J]. Journal of Lightwave Technology,38(4): 898-904, 2020.
Jun Xu, Hui Li*, Xiao Wang, Danni Liu and Lishuang Feng. Stability Design of Resonance Frequency Tracking System for Sensing Resonator[J]. IEEE Sensors Journals, 20(5): 2570-2577, 2020.
Qiwei Wang, Hui Li*, Pengjie Wang, Keke Deng and Lishuang Feng. Modulation Index Stabilization Technique of Integrated Optic Phase Modulator used in Resonant Integrated Optic Gyro[J]. Optics Express, 27(3): 3460-3471, 2019.
Hui Li*, Liying Liu, Zhili Lin, Qiwei Wang, Xiao Wang and Lishuang Feng. Double Closed-loop Control of Integrated Optical Resonance Gyroscope with Mean-square Exponential Stability[J]. Optics Express, 26(2): 1145-1160, 2018.
Hui Li*, Shuokai Li, Keke Deng, Shan Gao and Lishuang Feng. Analysis and Design of Closed-loop Detection Technique for Micro-grating Accelerometer[J]. Journal of Lightwave Technology, 36(24): 5738-5745, 2018.
