Accurate and Reliable Positioning for Everyone, Everything, Everywhere and Anytime
LI-TA HSU
Director of IPNL
Area of Specialization:
GNSS (GPS, Beidou, GLONASS, Galileo, and QZSS) Positioning, Navigation and Guidance, Sensors Integration, Autonomous Driving, UAV, Indoor Positioning, Intelligent Transportation Systems, Signal Processing, 3D Mapping, and Modern Avionics
Education:
Ph.D., Aeronautics and Astronautics, the National Cheng Kung University, Tainan, Taiwan
M.S.E., Aeronautics and Astronautics, the National Cheng Kung University, Tainan, Taiwan
B.E., Aeronautics and Astronautics, the National Cheng Kung University, Tainan, Taiwan

ORCID: 0000-0002-0352-741X
AUTHOR ID (SCOPUS): 35219760300
RESEARCHER ID (WOS): I-9078-2014
GOOGLE SCHOLAR: CHECK PROFILE
Dr. Hsu received the B.S. and Ph.D. degrees in Aeronautics and Astronautics from National Cheng Kung University (NCKU), Taiwan, in 2007 and 2013, respectively. He was a Visiting Researcher with the Faculty of Engineering, University College London (UCL) and Tokyo University of Marine Science and Technology (TUMSAT), in 2012 and 2013, respectively. In 2013, he won a Student Paper Award and two Best Presentation Awards from the Institute of Navigation (ION). He was selected as a Japan Society for the Promotion of Sciences Postdoctoral Fellow with the Institute of Industrial Science, The University of Tokyo (UTokyo) and worked from 2014 to 2016. He is an Associate Fellow in the Royal Institute of Navigation. Dr. Hsu currently are members of ION and IEEE and serve as a member of the editorial board and reviewer in professional journals related to GNSS.
DR. WEISONG WEN
Associate Director of IPNL (Multi-sensors Integrated Navigation System), Research Assistant Professor in AAE, PolyU

Short bio:
Dr. Wen received the B.Eng. degree in Mechanical Engineering from Beijing Information Science and Technology University (BISTU), Beijing, China, in 2015, and the M.Eng. degree in Mechanical Engineering from the China Agricultural University, in 2017. After that, he received a Ph.D. degree in Mechanical Engineering from The Hong Kong Polytechnic University (PolyU), in 2020. He was also a visiting Ph.D. student with the Faculty of Engineering, University California, Berkeley (UC Berkeley) in 2018. In 2020, he won the Best Presentation Award from the Institute of Navigation (ION), and the First Prize in Hong Kong Section in Qianhai-Guangdong-Macao Youth Innovation and Entrepreneurship Competition, 2019. Before joining PolyU as a Research Assistant Professor, he was a senior research fellow at AAE of PolyU.
His mission and dedication are to develop cutting-edge, low-cost, and accurate positioning solutions for systems (autonomous vehicles, UAVs, smartphones, etc) with navigation requirements that can intelligently operate in a complex and diverse environment with sensing capability. His current research interests include 1) low-cost SLAM, GNSS, and deeply complementary multi-sensor integration-based positioning in complex scenarios. Mapping and localization for city-scale reconstruction (2) State estimation algorithm with non-Gaussian sensor noise and unknown outliers, optimization with highly non-convex surfaces. 3) Multiple agents collaborative positioning, cloud positioning.
Area of Specialization:
Autonomous Driving, Robotics, Mapping, and Localization, Sensor Fusion, GNSS, SLAM
Research Goal: Solving the challenging positioning and navigation problem in challenging scenarios, such as urban canyons, dense traffic roads.
Feel free to reach out for more information.
DR. BING XU
Associate Director of IPNL (GNSS Signal Processing), Research Assistant Professor in AAE, PolyU

Short Description:
Dr Xu (ORCID: 0000-0003-3677-1109) received his BEng degree from Nanjing University of Science and Technology, China in 2012. He was awarded the PhD degree in navigation guidance and control from the same university in 2018. Prior to his current position, Research Assistant Professor with Department of Aeronautical and Aviation Engineering (AAE), The Hong Kong Polytechnic University, he was a Postdoctoral Fellow with the same institution from August 2018 to April 2020.
Area of Specialization:
Signal processing; Satellite positioning and navigation; GNSS receiver design; GNSS radio frequency interference detection and localization; Parameter estimation; Wireless communications.
POSTDOCTORAL RESEARCH FELLOWS

DR. LIANG ZHANG (PH.D. SEU)
Research areas: Inertial Navigation, Sensor Fusion, Underwater Navigation
Dr. Zhang received the Ph.D. degree in Instruments Science and Technology from Southeast University in 2021 and the M.S. degree in Navigation, Guidance, and Control from Nanjing University of Aeronautics and Astronautics in 2017. He is currently a Postdoctoral Fellow with the Interdisciplinary Division of Aeronautical and Aviation Engineering (AAE), the Hong Kong Polytechnic University. His research interest includes inertial navigation, integrated navigation technology, and underwater positioning technology.
PHD STUDENTS

GUOHAO ZHANG
Research areas: 3DMA GNSS, Collaborative positioning, Sensor Fusion

XIWEI BAI
Research areas: Visual SLAM, Visual-aided GNSS positioning

FENG HUANG
Research areas: Localization, Sensor Fusion, Autonomous System

HAOSHENG XU
Research areas: GNSS positioning, Context Awareness

HOI FUNG (IVAN) NG
Research areas: 3DMA GNSS, RTK

PENGHUI XU
Research areas: machine learning based GNSS urban localization and multi-sensor integration for positioning

MAX LEE
Research areas: 1) Indoor, cellular and vision-based digital twin positioning, 2) UAV SAR (Unmanned aerial vehicle search and rescue) positioning, 3) Ad hoc positioning system (APS) in hostile environments

JIACHONG CHANG
Research areas: strap-down inertial navigation system, Multi-sensors fusion, fault diagnosis technology

PENGGAO YAN
Research areas: Autonomous Vehicles, Planning Aided Localization, Sensor Fusion
RESEARCH ASSISTANTS & PROJECT ASSISTANTS

JIACHEN ZHANG
Research areas: Localization, Sensor Fusion, Autonomous System
ZHANG Jiachen received her Bachelor’s degree from Tianjin University in Information Engineering in 2016 and is currently an enrolled, full-time graduate student at Tianjin University, majoring in Optical Engineering. She is working as a research assistant in the Intelligent Positioning and Navigation Laboratory. Her research interests including localization and sensor-fusion for autonomous driving.

RUNZHI HU
Research areas: HD Map, Machine Learning, Autonomous System
HU Runzhi received his bachelor degree in Machine Design Manufacturing and Automation from China Agricultural University (CAU), China, in 2018. And he got his master degree of Engineering in Computer Technology from China Agricultural University in 2021. Now he's a research assistant.

XIKUN LIU
Research areas: Localization, Multiple Sensor Fusion, Autonomous System
Mr LIU Xikun received his bachelor's degree in Mechanical Design, Manufacturing and Automation from Huazhong University of Science and Technology, China in 2017, and master’s degree in Mechatronics and Information Technology from Karlsruhe Institute of Technology, Germany in 2021. He is currently a project assistant in Intelligent Positioning and Navigation Laboratory. His research interests include Simultaneous Localization and Mapping (SLAM), multiple sensor fusion in autonomous driving.

SHAOMING XIN
Research areas: High-precision GNSS processing, PPP-RTK and urban navigation
XIN Shaoming is a Ph.D. candidate at Wuhan University. He received his B.Eng. degree from Wuhan University in 2017 and his M.Eng. degree from Wuhan University in 2020. His research focuses on high-precision GNSS processing, PPP-RTK and urban navigation. He is currently a visiting student and research assistant in Intelligent Positioning and Navigation Laboratory.

LIYUAN ZHANG
Research areas: GNSS urban localization, collaborative positioning, spoofing detection
Liyuan ZHANG received the B.E. degree in Electronic and Information Engineering from Chongqing University of Posts and Telecommunications in 2019, Chongqing, China. He received the M.S. degree in the Department of Electronic and Information Engineering, Beihang University, Beijing, China. Now he is a project assistant.

XIAO XIA
Research areas: Constrained Optimization, GNSS integrity monitoring, Filtering and graph-optimization based state estimation
XIA Xiao received his B.Sc. degree in Vehicle Engineering from Beijing Institute of Technology, China in 2018. and M.Sc. degree in Automation Engineering from RWTH, Aachen University, Germany in 2021. Currently he works as a project assistant in IPNL. His research interests include constrained optimization, GNSS integrity monitoring, filtering and graph-optimization based state estimation.
MSC STUDENTS

QIUSHEN LIAO
Research areas: Pedestrian Dead Reckoning
Mr. Liao obtained his bachelor degree in Mechanical Design & Manufacturing and Automation from Guangdong University of Technology. He is a Msc. student at the Mechanical Engineering department of Hong Kong Polytechnic University. His research interest is Pedestrian Dead Reckoning.

YIHAN ZHONG
Research areas: LiDAR SLAM, Map Matching
ZHONG Yi Han obtained bachelor degree in process equipment and control engineering from Guangxi University in 2020. He is currently an MSC student of Mechanical Engineering, the Hong Kong Polytechnic University. His research interests including LiDAR SLAM( solid-state LiDAR), Map Matching for Autonomous Driving Localization.

MIAO WU
Research areas: 3DMA GNSS
Miao Wu received the bachelor’s degree in mechanical engineering from Shanghai Maritime University, China, in 2021. She is currently an MSc student in Mechanical engineering at the Hong Kong Polytechnic University. Her research interests include 3DMA GNSS techniques using diffraction.
MPHIL STUDENTS

HIU YI (QUEENIE) HO
Research areas: Visual Slam, Sensor Fusion, Autonomous Driving
Queenie received a Bachelor of Engineering (Hons) in Air Transport Engineering from The Hong Kong Polytechnic University, Hong Kong, in 2021. Her research interests include visual localization and navigation and autonomous driving.

YAN TUNG (NIKKIE) LEUNG
Research areas: Machine Learning, Autonomous Driving
Nikkie received a Bachelor of Engineering (Hons) in Air Transport Engineering from The Hong Kong Polytechnic University, Hong Kong, in 2021. Her research interests include positioning and navigation and autonomous driving.
PROJECT ADMINISTRATIVE ASSISTANT

YUAN CHEN(VERA)
Vera received a Bachelor of Arts from Xi'an International Studies University (XISU) in 2012 and a Master of Arts from XISU in 2016. She worked and lived in Australia and the UK from 2017-2020. Now, she is a project administrative assistant in IPNL.
UNOFFICIAL LAB MEMBER

GULU
Gulu is an unofficial Lab member. He is a cute and naughty cat kept by Mr. Penghui Xu and Mr. Guohao Zhang. His research interest is playing, eating, and sleeping. Hope we can always keep the curiosity to the research and life, like the cat.
ALUMNI
QIONGQIONG JIA - ASSOCIATE PROFESSOR IN CIVIL AVIATION UNIVERSITY OF CHINA
Research Associate in IPNL (2018-2019)
DABIN XUE – PHD STUDENT IN LSGI POLYU
Research Assistant in IPNL (2018-2019)
MUHAMMAD SHUJJAH YAMIN – MSC STUDENT IN IST PAKISTAN
Research Assistant in IPNL (2018-2019)
SAI HU – ENGINEER IN HUAWEI TECHNOLOGY
MSc Student in IPNL (2017-2019)
WEICHANG XU – ENGINEER IN HUAWEI TECHNOLOGY
MSc Student in IPNL (2019-2020)
YANG SONG – PHD STUDENT IN ME POLYU
MSc Student in IPNL (2019-2020)
YUE JIANG – ASSOCIATE PROFESSOR IN HOHAI UNIVERSITY
Postdoctoral Research Fellow in IPNL (2020)
CHANGHUI JIANG – POSDOCTORAL RESEARCH FELLOW IN FINLAND
Postdoctoral Research Fellow in IPNL (2020)
QIAN MENG – ASSISTANT PROFESSOR IN SOUTHEAST UNIVERSITY
Postdoctoral Research Fellow in IPNL (2020)
YIRAN LUO – POSDOCTORAL RESEARCH FELLOW IN UNIVERSITY OF CALGARY
Postdoctoral Research Fellow in IPNL (2019-2021)
ABHIJIT DEY – PHD STUDENT OF BIRLA INSTITUTE OF TECHNOLOGY AND SCIENCE, PILANI, INDIA
Visiting PhD student in IPNL (2021)
LUCY ICKING – PHD STUDENT OF LEIBNIZ UNIVERSITY HANNOVER
Visiting PhD student in IPNL (2021)