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国家重点研发计划课题“基于北斗的泛在多源融合定位”启动会举行

樱花三月,李星星教授团队抓紧推进“十四五”重点研发课题研究。


“北斗导航与多源增强”学术沙龙顺利召开

3月16日至17日,一场学术沙龙在武汉大学测绘学院202报告厅举行。本次沙龙邀请到了来自中国科学院上海天文台、北京跟踪与通信技术研究所、长安大学、同济大学、中科院精密测量科学与技术创新研究院、武汉大学、上海交通大学、重庆大学、北京理工大学及工业界的12位学术专家,嘉宾们在樱花盛开的季节齐聚一堂,共同为大家带来了以“北斗导航与多源增强”为主题的学术盛宴。报告会以线下报告、线上直播的形式,与同学们进行交流互动。


多源融合导航及应用学术沙龙

2021年1月5日早8点,“多源融合导航及其应用”学术沙龙于武汉大学测绘学院202举行。此次活动由中国科学技术协会,中国卫星导航定位协会主办,武汉大学测绘学院承办,采取“线下报告线上直播”的双线程模式举行。


GREAT团队参加第十一届中国卫星导航年会

11月23-25日,第十一届中国卫星导航年会在成都召开。这是北斗三号全球卫星导航系统建成开通后,我国首次举办的大型卫星导航交流盛会。本届年会以“卫星导航,全球新时代”为主题,全面聚焦北斗系统迈入全球服务新时代所面临的新形势新特点新要求,携手社会各方共创北斗卫星导航事业建设发展美好未来。



研究方向与代表成果

李星星 教授

武汉大学教授,博导,导航所所长,国家高层次人才计划入选者。长期从事卫星导航、低轨增强北斗、多源融合导航等方面的研究工作,相关成果在国际组织、国家工程和工业界获得广泛应用。在国际大地测量与导航领域权威期刊发表高水平SCI论文100余篇,引用5000余次,入选爱思唯尔中国高被引学者,出版学术专著2部。主持国际合作、国家级、省部级以及产学研项目30余项。在国际大地测量协会等多个国际组织中任职,并担任《Satellite Navigation》等多个杂志的编委。获得湖北省自然科学奖一等奖、中国卫星导航定位协会科技进步奖特等奖、国际大地测量协会“青年作者”奖、欧洲地学联合会“青年科学家”奖等诸多荣誉。

GNSS轨道钟差

Multi-GNSS精密轨道确定

多频多系统精密钟差估计

实时精密定位

多频多系统偏差估计

非差模糊度快速固定

低轨增强GNSS

高/中/低轨卫星联合定轨

低轨卫星星载数据应用

多源融合导航

室内外多源传感器融合导航定位

GNSS/IMU/视觉/激光融合算法



论文列表

Article Name

Li, Xingxing*; Li, Xin; Yuan, Yongqiang; Zhang, Keke; Zhang, Xiaohong; Wickert, Jens; Multi-GNSS phase delay estimation and PPP ambiguity resolution: GPS, BDS, GLONASS, Galileo, Journal of Geodesy, 2018, 92(6): 579-608.

Li, Xingxing*; Zhang, Keke; Zhang, Qian; Zhang, Wei; Yuan, Yongqiang; Li, Xin; Integrated Orbit Determination of FengYun-3C, BDS, and GPS Satellites, Journal of Geophysical Research: Solid Earth, 2018, 123(9): 8143-8160.

Li, Xingxing*; Yuan, Yongqiang; Zhu, Yiting; Huang, Jiande; Wu, Jiaqi; Xiong, Yun; Zhang, Xiaohong; Li, Xin; Precise orbit determination for BDS3 experimental satellites using iGMAS and MGEX tracking networks, Journal of Geodesy, 2019, 93(1): 103-117.

Li, Xingxing*; Li, Xin; Liu, Gege; Feng, Guolong; Yuan, Yongqiang; Zhang, Keke; Ren, Xiaodong; Triple-frequency PPP ambiguity resolution with multi-constellation GNSS: BDS and Galileo, Journal of Geodesy, 2019, 93(8): 1105-1122.

Li, Xingxing*; Xiong, Yun; Yuan, Yongqiang; Wu, Jiaqi; Li, Xin; Zhang, Keke; Huang, Jiaxin; Real-time estimation of multi-GNSS integer recovery clock with undifferenced ambiguity resolution, Journal of Geodesy, 2019, 93(12): 2515-2528.

Lu, Cuixian; Li, Xingxing*; Li, Zhenhong; Heinkelmann, Robert; Nilsson, Tobias; Dick, Galina; Ge, Maorong; Schuh, Harald; GNSS tropospheric gradients with high temporal resolution and their effect on precise positioning, Journal of Geophysical Research-Atmospheres, 2016, 121(2): 912-930.

Liao, Jianchi; Li, Xingxing*; Wang, Xuanbin; Li, Shengyu; Wang, Huidan; Enhancing navigation performance through visual-inertial odometry in GNSS-degraded environment, GPS Solutions, 2021, 25(2): 0-50.

Li, Xingxing*; Wang, Xuanbin; Liao, Jianchi; Li, Xin; Li, Shengyu; Lyu, Hongbo; Semi-tightly coupled integration of multi-GNSS PPP and S-VINS for precise positioning in GNSS-challenged environments, Satellite Navigation, 2021 , 2(1): 1.

Li, Xingxing*; Li, Xin; Liu, Gege; Xie, Weiliang; Guo, Fei; Yuan, Yongqiang; Zhang, Keke; Feng, Guolong; The phase and code biases of Galileo and BDS-3 BOC signals: effect on ambiguity resolution and precise positioning, Jour nal of Geodesy, 2020, 94(1): 0-9.

Li, Xingxing*; Yuan, Yongqiang; Zhu, Yiting; Jiao, Wenhai; Bian, Lang; Li, Xin; Zhang, Keke; Improving BDS-3 precise orbit determination for medium earth orbit satellites, GPS Solutions, 2020, 24(2): 0-53.

Li, Xingxing*; Zhang, Keke; Meng, Xiangguang; Zhang, Qian; Zhang, Wei; Li, Xin; Yuan, Yongqiang; LEO-BDS-GPS integrated precise orbit modeling using FengYun-3D, FengYun-3C onboard and ground observations, GPS Solutions, 2020, 24 (2): 0-48.

Li, Xin; Li, Xingxing*; Liu, Gege; Yuan, Yongqiang; Freeshah, Mohamed; Zhang, Keke; Zhou, Feng; BDS multi-frequency PPP ambiguity resolution with new B2a/B2b/B2a+b signals and legacy B1I/B3I signals, Journal of Geodesy, 2020, 94( 10): 0-107.

Li, Xingxing; Han, Xinjuan; Li, Xin*; Liu, Gege; Feng, Guolong; Wang, Bo; Zheng, Hongjie; GREAT-UPD: An open-source software for uncalibrated phase delay estimation based on multi-GNSS and multi-frequency observations, GPS Solutions, 2021, 25(2): 1.

Li, Xingxing, Wu, J., Li, X. et al. Calibrating GNSS phase biases with onboard observations of low earth orbit satellites. J Geod 96, 8 (2022). https://doi.org/10.1007/s00190-022-01600-5

Yuan, Yongqiang; Li, Xingxing*; Zhu, Yiting; Xiong, Yun; Huang, Jiande; Wu, Jiaqi; Li, Xin; Zhang, Keke; Improving QZSS precise orbit determination by considering the solar radiation pressure of the L-band antenna, GPS Solutions, 2020, 24(2): 0-50.

Li, Xingxing*; Zhang, Keke; Meng, Xiangguang*; Zhang, Wei; Zhang, Qian; Zhang, Xiaohong; Li, Xin; Precise Orbit Determination for the FY-3C Satellite Using Onboard BDS and GPS Observations from 2013, 2015, and 2017, Engineering, 2020, 6(8): 904-912.

Ren, Xiaodong; Chen, Jun; Zhang, Xiaohong*; Schmidt, Michael; Li, Xingxing; Zhang, Jincheng; Mapping topside ionospheric vertical electron content from multiple LEO satellites at different orbital altitudes, Journal of Geodesy, 2020, 94(9): 0-86.

Zang, Jianfei; Xu, Caijun*; Li, Xingxing; Scaling earthquake magnitude in real time with high-rate GNSS peak ground displacement from variometric approach, GPS Solutions, 2020, 24(4): 0-101.

Ma, Fujian; Zhang, Xiaohong*; Li, Xingxing; Cheng, Junlong; Guo, Fei; Hu, Jiahuan; Pan, Lin; Hybrid constellation design using a genetic algorithm for a LEO-based navigation augmentation system, GPS Solutions, 2020, 24(2): 0-62.

Ren, Xiaodong; Chen, Jun; Li, Xingxing; Zhang, Xiaohong*; Ionospheric Total Electron Content Estimation Using GNSS Carrier Phase Observations Based on Zero-Difference Integer Ambiguity: Methodology and Assessment, IEEE Transactions on Geoscience and Remote Sensing, 2020, 59(1): 817-830.

Li, Xingxing*; Paziewski, Jacek; Crespi, Mattia; Editorial for the Special Issue: "High-Precision GNSS: Methods, Open Problems and Geoscience Applications", Remote Sensing, 2020, 12(10): 0-1602.

Li, Xingxing; Zhu, Yiting; Zheng, Kai*; Yuan, Yongqiang; Liu, Gege; Xiong, Yun; Precise Orbit and Clock Products of Galileo, BDS and QZSS from MGEX Since 2018: Comparison and PPP Validation, Remote Sensing, 2020, 12(9): 0-1415.

Gong, Xuewen; Sang, Jizhang*; Wang, Fuhong; Li, Xingxing; A More Reliable Orbit Initialization Method for LEO Precise Orbit Determination Using GNSS, Remote Sensing, 2020, 12(21): 0-3646.

Gong, Xuewen; Sang, Jizhang*; Wang, Fuhong; Li, Xingxing; LEO Onboard Real-Time Orbit Determination Using GPS/BDS Data with an Optimal Stochastic Model, Remote Sensing, 2020, 12(20): 0-3458.

Ren, Xiaodong*; Zhang, Xiaohong; Schmidt, Michael; Zhao, Zhibo; Chen, Jun; Zhang, Jincheng; Li, Xingxing; Performance of GNSS Global Ionospheric Modeling Augmented by LEO Constellation, Earth and Space Science, 2020, 7(1): 0-UNSP e2019EA000898.

Ren, Xiaodong*; Chen, Jun*; Li, Xingxing; Zhang, Xiaohong; Multi-GNSS contributions to differential code biases determination and regional ionospheric modeling in China, Advances in Space Research, 2020, 65(1): 221-234.

Li, Xingxing*; Yuan, Yongqiang; Huang, Jiande; Zhu, Yiting; Wu, Jiaqi; Xiong, Yun; Li, Xin; Zhang, Keke; Galileo and QZSS precise orbit and clock determination using new satellite metadata, Journal of Geodesy, 2019, 93(8): 1123-1136.

Li, Xingxing*; Ma, Tengzhou; Xie, Weiliang; Zhang, Keke; Huang, Jiaxin; Ren, Xiaodong; FY-3D and FY-3C onboard observations for differential code biases estimation, GPS Solutions, 2019, 23(2): 0-57.

Li, Xingxing; Ma, Fujian; Li, Xin; Lv, Hongbo; Bian, Lang; Jiang, Zihao; Zhang, Xiaohong*; LEO constellation-augmented multi-GNSS for rapid PPP

convergence , Journal of Geodesy, 2019, 93(5): 749-764.

Li, Xingxing; Xie, Weiliang; Huang, Jiaxin; Ma, Tengzhou; Zhang,

Xiaohong*; Yuan, Yongqiang; Estimation and analysis of differential code biases for BDS3/BDS2 using iGMAS and MGEX observations, Journal of Geodesy, 2019, 93(3 ): 419-435.

Li, Xingxing; Liu, Gege; Li, Xin*; Zhou, Feng; Feng, Guolong; Yuan, Yongqiang; Zhang, Keke; Galileo PPP rapid ambiguity resolution with five-frequency observations, GPS Solutions, 2019, 24(1): 0-24.

Li, Xingxing; Zheng, Kai*; Li, Xin; Liu, Gang; Ge, Maorong; Wickert, Jens; Schuh, Harald; Real-time capturing of seismic waveforms using high-rate BDS, GPS and GLONASS observations: the 2017 Mw 6.5 Jiuzhaigou earthquake in China, GPS Solutions, 2019, 23(1): 0-17.

Zhang, Keke; Li, Xingxing*; Xiong, Chao; Meng, Xiangguang; Li, Xin; Yuan, Yongqiang; Zhang, Xiaohong; The Influence of Geomagnetic Storm of 7-8 September 2017 on the Swarm Precise Orbit Determination, Journal of Geophysical Research: Space physics, 2019, 124(8): 6971-6984.

Tang, Xu*; Li, Xingxing; Roberts, Gethin Wyn; Hancock, Craig Matthew; de Ligt, Huib; Guo, Fei; 1Hz GPS satellites clock correction estimations to support high-rate dynamic PPP GPS applied on the Severn suspension bridge for deflection detection, GPS Solutions, 2019, 23(2): 0-28.

Ren, Xiaodong*; Chen, Jun; Li, Xingxing; Zhang, Xiaohong*; Freeshah, Mohamed; Performance evaluation of real-time global ionospheric maps provided by different IGS analysis centers, GPS Solutions, 2019, 23(4): 0-113.

Zheng, Kai; Zhang, Xiaohong*; Li, Xingxing; Li, Pan; Sang, Jizhang; Ma, Tengzhou; Schuh, Harald; Capturing coseismic displacement in real time with mixed single- and dual-frequency receivers: application to the 2018 Mw7.9 Alaska earthquake, GPS Solutions, 2019, 23(1): 0-9.

Zheng, Kai; Zhang, Xiaohong; Li, Pan*; Li, Xingxing; Ge, Maorong; Guo, Fei; Sang, Jizhang; Schuh, Harald; Multipath extraction and mitigation for high-rate multi-GNSS precise point positioning, Journal of Geodesy, 2019, 93(10 ): 2037-2051.

Liu, Gang; Xiong, Wei; Wang, Qi*; Qiao, Xuejun; Ding, Kaihua; Li, Xingxing; Yang, ShaoMin; Source characteristics of the 2017 Ms 7.0 Jiuzhaigou, China, earthquake and implications for recent seismicity in eastern Tibet, Jour nal of Geophysical Research: Solid Earth, 2019, 124(5): 4895.

Li, Xingxing*; Wu, Jiaqi; Zhang, Keke; Li, Xin; Xiong, Yun; Zhang, Qian; Real-Time Kinematic Precise Orbit Determination for LEO Satellites Using Zero-Differenced Ambiguity Resolution, Remote Sensing, 2019, 11(23): 0-2815.

Li, Xingxing*; Zhang, Keke; Ma, Fujian; Zhang, Wei; Zhang, Qian; Qin, Yujie; Zhang, Hongmin; Meng, Yansong; Bian, Lang; Integrated Precise Orbit Determination of Multi-GNSS and Large LEO Constellations, Remote Sensing, 2019, 11(21): 0-2514.

Li, Xingxing*; Jiang, Zihao; Ma, Fujian; Lv, Hongbo; Yuan, Yongqiang; Li, Xin; LEO Precise Orbit Determination with Inter-satellite Links, Remote Sensing, 2019, 11(18): 0-2117.

Li, Xingxing*; Lv, Hongbo; Ma, Fujian; Li, Xin; Liu, Jinghui; Jiang, Zihao; GNSS RTK Positioning Augmented with Large LEO Constellation, Remote Sensing, 2019, 11(3): 0-228.

Li, Xingxing*; Guo, Jing; Preface: Multi-GNSS: Methods, benefits, challenges, and geosciences applications, Advances in Space Research, 2019, 63( 9): 2685.

Li, Xin; Li, Xingxing*; Ma, Fujian; Yuan, Yongqiang; Zhang, Keke; Zhou, Feng; Zhang, Xiaohong; Improved PPP Ambiguity Resolution with the Assistance of Multiple LEO Constellations and Signals, Remote Sensing, 2019, 11 (4): 0-408.

Zheng, Kai; Zhang, Xiaohong*; Li, Xingxing; Li, Pan; Chang, Xiao; Sang, Jizhang; Ge, Maorong; Schuh, Harald; Mitigation of Unmodeled Error to Improve the Accuracy of Multi-GNSS PPP for Crustal Deformation Monitoring, Remo te Sensing, 2019, 11(19): 0-2232.

Pan, Lin; Zhang, Xiaohong*; Li, Xingxing; Li, Xin; Lu, Cuixian; Liu, Jingnan; Wang, Qianxin; Satellite availability and point positioning accuracy evaluation on a global scale for integration of GPS, GLONASS, BeiDou and Galileo, Advances in Space Research, 2019, 63(9): 2696-2710.

Li, Xin; Li, Xingxing*; Liu, Gege; Feng, Guolong; Guo, Fei; Yuan, Yongqiang; Zhang, Keke; Spatial--temporal characteristic of BDS phase delays and PPP ambiguity resolution with GEO/IGSO/MEO satellites, GPS Solutions, 2018, 22(4): 1.

Li, Xingxing; Chen, Xinghan*; Ge, Maorong; Schuh, Harald; Improving multi-GNSS ultra-rapid orbit determination for real-time precise point positioning , Journal of Geodesy, 2018, 93(1): 45-64.

Li, Xingxing; Tan, Han; Li, Xin*; Dick, Galina; Wickert, Jens; Schuh, Harald; Real-Time Sensing of Precipitable Water Vapor From BeiDou Observations: Hong Kong and CMONOC Networks, Journal of Geophysical Research: Atmospheres, 20 18, 123(15): 7897-7909.

Pan Lin; Zhang Xiaohong*; Li Xingxing; Liu Jingnan; Guo Fei; Yuan Yongqiang; GPS inter-frequency clock bias modeling and prediction for real-time precise point positioning, GPS Solutions, 2018, 22(3): 0-76.

Chen Xinghan; Lu Cuixian*; Guo Bofeng; Guo Fei; Ge Maorong; Li Xingxing; Schuh Harald; GPS/GLONASS Combined Precise Point Positioning With the Modeling of Highly Stable Receiver Clock in the Application of Monitoring Active Seismic Deformation , Journal of Geophysical Research: Solid Earth, 201 8, 123(5): 4025-4040.

Guo Jing; Li Xingxing; Li Zhenhong*; Hu Leyin; Yang Guijun; Zhao Chunjiang; Fairbairn David; Watson David; Ge Maorong; Multi-GNSS precise point positioning for precision agriculture, Precision Agriculture, 2018, 19(5): 895-911.

Wang Siyao; Li Bofeng*; Li Xingxing; Zang Nan; Performance analysis of PPP ambiguity resolution with UPD products estimated from different scales of reference station networks , Advances in Space Research, 2018, 61(1): 385-401.

Lu, Cuixian; Li, Xingxing*; Zus, Florian; Heinkelmann, Robert; Dick, Galina; Ge, Maorong; Wickert, Jens; Schuh, Harald; Improving BeiDou real-time precise point positioning with numerical weather models, Journal of Geodesy, 20 17, 91(9): 1019-1029.

Guo, Fei; Li, Xingxing*; Zhang, Xiaohong; Wang, Jinling; Assessment of precise orbit and clock products for Galileo, BeiDou, and QZSS from IGS Multi-GNSS Experiment (MGEX), GPS Solutions, 2017, 21(1): 279-290.

Pan, Lin; Zhang, Xiaohong*; Li, Xingxing*; Liu, Jingnan; Li, Xin; Chara cteristics of inter-frequency clock bias for Block IIF satellites and its effect on triple-frequency GPS precise point positioning, GPS Solutions, 2017, 21(2): 811-822.

Zhang Xiaohong; Wu Mingkui; Liu Wanke*; Li Xingxing; Yu Shun; Lu Cuixian; Wickert Jens; Initial assessment of the COMPASS/BeiDou-3: new-generation navigation signals, Journal of Geodesy, 2017, 91(10): 1225-1240.

Zhang, Xiaohong; Xie, Weiliang; Ren, Xiaodong*; Li, Xingxing; Zhang, Keke; Jiang, Weiping; Influence of the GLONASS inter-frequency bias on differential code bias estimation and ionospheric modeling, GPS Solutions, 2017 , 21(3): 1355-1367.

Wang, Xiaoming; Zhang, Kefei*; Wu, Suqin; He, Changyong; Cheng, Yingyan; Li, Xingxing; Determination of zenith hydrostatic delay and its impact on GNSS-derived integrated water vapor , Atmospheric Measurement Techniques, 2 017, 10(8): 2807-2820.

Pan, Lin; Li, Xingxing*; Zhang, Xiaohong; Li, Xin; Lu, Cuixian; Zhao, Qile; Liu, Jingnan; Considering Inter-Frequency Clock Bias for BDS Triple-Frequency Precise Point Positioning, Remote Sensing, 2017, 9(7): 0-734.

Zhou, Feng; Li, Xingxing; Li, Weiwei*; Chen, Wen; Dong, Danan; Wickert, Jens; Schuh, Harald; The Impact of Estimating High-Resolution Tropospheric Gradients on Multi-GNSS Precise Positioning , Sensors, 2017, 17(4 ): 0-756.

Guo, Fei*; Li, Xingxing; Zhang, Xiaohong; Wang, Jinling; The contribution of Multi-GNSS Experiment (MGEX) to precise point positioning, Adva nces in Space Research, 2017, 59(11): 2714-2725.

Zhang, Bao; Fan, Qingbiao*; Yao, Yibin; Xu, Caijun; Li, Xingxing; An Improved Tomography Approach Based on Adaptive Smoothing and Ground Meteorological Observations, Remote Sensing, 2017, 9(9): 0-886.

Tang, Xu*; Roberts, Gethin, Wyn; Li, Xingxing; Hancock, Craig, Matthew ; Real-time kinematic PPP GPS for structure monitoring applied on the Severn Suspension Bridge, UK, Advances in Space Research, 2017, 60(5): 925-937.

Pan, Lin; Zhang, Xiaohong*; Liu, Jingnan; Li, Xingxing; Li, Xin; Perfo rmance Evaluation of Single-frequency Precise Point Positioning with GPS, GLONASS, BeiDou and Galileo, Journal of Navigation, 2017, 70(3): 465-482.

Lu, Cuixian; Li, Xingxing*; Ge, Maorong; Heinkelmann, Robert; Nilsson, Tobias; Soja, Benedikt; Dick, Galina; Schuh, Harald; Estimation and evaluation of real-time precipitable water vapor from GLONASS and GPS, GPS Solutions, 2016 , 20(4): 703-713.

Chen, Kejie*; Ge, Maorong; Babeyko, Andrey; Li, Xingxing; Diao, Faqi; Tu, Rui; Retrieving real-time co-seismic displacements using GPS/GLONASS: a preliminary report from the September 2015 M-w 8.3 Illapel earthquake in Chile, Geophysical Journal International, 2016, 206(2): 941-953.

Ren, Xiaodong; Zhang, Xiaohong*; Xie, Weiliang; Zhang, Keke; Yuan, Yongqiang; Li, Xingxing; Global Ionospheric Modelling using Multi-GNSS: BeiDou, Galileo, GLONASS and GPS, Scientific Reports, 2016, 6: 0-33499.

Li, Xingxing; Zus, Florian; Lu, Cuixian*; Ning, Tong; Dick, Galina; Ge, Maorong; Wickert, Jens; Schuh, Harald; Retrieving high-resolution tropospheric gradients from multiconstellation GNSS observations , Geophysical Research Letters, 2015, 42(10): 4173-4181.

Li, Xingxing*; Ge, Maorong; Dai, Xiaolei; Ren, Xiaodong; Fritsche, Mathias; Wickert, Jens; Schuh, Harald; Accuracy and reliability of multi-GNSS real-time precise positioning: GPS, GLONASS, BeiDou, and Galileo, Journal of Geodesy, 2015, 89(6): 607-635.

Lu, Cuixian; Li, Xingxing*; Nilsson, Tobias; Ning, Tong; Heinkelmann, Robert; Ge, Maorong; Glaser, Susanne; Schuh, Harald; Real-time retrieval of precipitable water vapor from GPS and BeiDou observations , Journal of Geodesy , 2015, 89(9): 843-856.

Li, Xingxing; Zus, Florian*; Lu, Cuixian; Dick, Galina; Ning, Tong; Ge, Maorong; Wickert, Jens; Schuh, Harald; Retrieving of atmospheric parameters from multi-GNSS in real time: Validation with water vapor radiometer and numerical weather model, Journal of Geophysical Research: Atmospheres, 2015, 12 0(14): 7189-7204.

Li, Xingxing; Dick, Galina; Lu, Cuixian*; Ge, Maorong; Nilsson, Tobias; Ning, Tong; Wickert, Jens; Schuh, Harald; Multi-GNSS Meteorology: Real-Time Retrieving of Atmospheric Water Vapor From BeiDou, Galileo, GLONASS, and GPS Observations, IEEE Transactions on Geoscience and Remote Sensing, 2015, 53(12): 6385-6393.

Li, Xingxing; Zhang, Xiaohong*; Ren, Xiaodong; Fritsche, Mathias; Wickert, Jens; Schuh, Harald; Precise positioning with current multi-constellation Global Navigation Satellite Systems: GPS, GLONASS, Galileo and BeiDou , Scientific Reports, 2015, 5: 0-8328.

Chen, Kejie*; Zamora, Natalia; Babeyko, Andrey Y; Li, Xingxing; Ge, Maorong; Precise Positioning of BDS, BDS/GPS: Implications for Tsunami Early Warning in South China Sea , Remote Sensing, 2015, 7(12): 15955-15968.

Guo, Bofeng*; Zhang, Xiaohong; Ren, Xiaodong; Li, Xingxing; High-preci sion coseismic displacement estimation with a single-frequency GPS receiver, Ge ophysical Journal International, 2015, 202(1): 612.

Chen, Kejie*; Ge, Maorong; Li, Xingxing; Babeyko, Andrey; Ramatschi, Markus; Bradke, Markus; Retrieving real-time precise co-seismic displacements with a standalone single-frequency GPS receiver , Advances in Space Research, 2015, 56(4): 634-647.

Li, Xingxing; Dick, Galina*; Ge, Maorong; Heise, Stefan; Wickert, Jens; Bender, Michael; Real-time GPS sensing of atmospheric water vapor: Precise point positioning with orbit, clock, and phase delay corrections , Geo physical Research Letters, 2014, 41(10): 3615-3621.

Li, Xingxing*; Ge, Maorong; Lu, Cuixian; Zhang, Yong; Wang, Rongjiang; Wickert, Jens; Schuh, Harald; High-Rate GPS Seismology Using Real-Time Precise Point Positioning With Ambiguity Resolution, IEEE Transactions on Geoscience and Remote Sensing, 2014, 52(10): 6165-6180.

Li, Xingxing*; Ge, Maorong; Dousa, Jan; Wickert, Jens; Real-time precise point positioning regional augmentation for large GPS reference networks, GPS Solutions, 2014, 18(1): 61-71.

Li, Xingxing; Guo, Bofeng*; Lu, Cuixian; Ge, Maorong; Wickert, Jens; Schuh, Harald; Real-time GNSS seismology using a single receiver, Geophysical Journal International, 2014, 198(1): 72-89.

Li, Xingxing; Zhang, Xiaohong*; Guo, Fei; Predicting atmospheric delays for rapid ambiguity resolution in precise point positioning, Advances in Space Research, 2014, 54(5): 840-850.

Li, Xingxing*; Ge, Maorong; Guo, Bofeng; Wickert, Jens; Schuh, Harald; Temporal point positioning approach for real-time GNSS seismology using a single receiver, Geophysical Research Letters, 2013, 40(21): 5677-5682.

Li, Xingxing*; Ge, Maorong; Zhang, Xiaohong; Zhang, Yong; Guo, Bofeng; Wang, Rongjiang; Klotz, Juergen; Wickert, Jens; Real-time high-rate co-seismic displacement from ambiguity-fixed precise point positioning: Application to earthquake early warning, Geophysical Research Letters, 2013, 40(2): 295-300.

Li, Xingxing*; Ge, Maorong; Zhang, Hongping; Wickert, Jens; A method for improving uncalibrated phase delay estimation and ambiguity-fixing in real-time precise point positioning, Journal of Geodesy, 2013, 87(5): 405-416.

Li, Xingxing*; Ge, Maorong; Zhang, Yong; Wang, Rongjiang; Xu, Peiliang; Wickert, Jens; Schuh, Harald; New approach for earthquake/tsunami monitoring using dense GPS networks , Scientific Reports, 2013, 3: 0-2682.

Li, Xingxing*; Ge, Maorong; Zhang, Yong; Wang, Rongjiang; Guo, Bofeng; Klotz, Juergen; Wickert, Jens; Schuh, Harald; High-rate coseismic displacements from tightly integrated processing of raw GPS and accelerometer data, Geophysic al Journal International, 2013, 195(1): 612-624.

Li, Xingxing; Zhang, Xiaohong*; Guo, Bofeng; Application of Collocated GPS and Seismic Sensors to Earthquake Monitoring and Early Warning , Sensors, 2013, 13(11): 14261-14276.

Li, Xingxing; Ge, Maorong; Zhang, Hongping*; Nischan, Thomas; Wickert, Jens; The GFZ real-time GNSS precise positioning service system and its adaption for COMPASS, Advances in Space Research, 2013, 51(6): 1008-1018.

Zhang, Hongping; Gao, Zhouzheng; Ge, Maorong; Niu, Xiaoji*; Huang, Ling; Tu, Rui; Li, Xingxing; On the Convergence of Ionospheric Constrained Precise Point Positioning (IC-PPP) Based on Undifferential Uncombined Raw GNSS Observations , Sensors, 2013, 13(11): 15708-15725.

Zhang, Xiaohong; Li, Xingxing*; Instantaneous re-initialization in real-time kinematic PPP with cycle slip fixing, GPS Solutions, 2012, 16(3): 315-327.

Li, Xingxing*; Zhang, Xiaohong; Li, Pan; PPP for rapid precise positioning and orbit determination with zero-difference integer ambiguity fixing, Chinese Journal of Geophysics, 2012, 55(3): 833-840.

Li, Xingxing; Zhang, Xiaohong*; Improving the Estimation of Uncalibrated Fractional Phase Offsets for PPP Ambiguity Resolution, Journal of Navigation, 2012, 65(3): 513-529.

Zhang, Xiaohong*; Guo, Fei; Li, Xingxing; A novel Stop&Go GPS precise point positioning (PPP) method and its application in geophysical exploration and prospecting , Survey Review, 2012, 44(327): 251-255.

Li, Xingxing; Zhang, Xiaohong*; Ge, Maorong; Regional reference network augmented precise point positioning for instantaneous ambiguity resolution, Journal of Geodesy, 2011, 85(3): 151-158.

Zhang, Xiaohong*; Li, XingXing; Guo, Fei; Satellite clock estimation at 1 Hz for realtime kinematic PPP applications, GPS Solutions, 2011, 15(4): 315-324.

Zhang, Xiaohong*; Li, Xingxing; Guo, Fei; Li, Pan; Wang, Lei; Server-b ased real-time precise point positioning and its application, Chinese Journal of Geophysics, 2010, 53(6): 1308-1314.

Zhang, K., Li, X., Wu, J., Yuan, Y., Li, X., Zhang, X., & Zhang, W. (2021). Precise orbit determination for LEO satellites with ambiguity resolution: Improvement and comparison. Journal of Geophysical Research: Solid Earth, 126, e2021JB022491. https://doi.org/10.1029/2021JB022491

Li, X., Li, X., Huang, J. et al. Improving PPP-RTK in urban environment by tightly coupled integration of GNSS and INS. J Geod 95, 132 (2021). https://doi.org/10.1007/s00190-021-01578-6

Li, X., Zhang, W., Zhang, K. et al. GPS satellite differential code bias estimation with current eleven low earth orbit satellites. J Geod 95, 76 (2021). https://doi.org/10.1007/s00190-021-01536-2

Li, X., Huang, J., Li, X. et al. Multi-constellation GNSS PPP instantaneous ambiguity resolution with precise atmospheric corrections augmentation. GPS Solut 25, 107 (2021). https://doi.org/10.1007/s10291-021-01123-0

Li, X., Zhang, W., Zhang, K. et al. GPS satellite differential code bias estimation with current eleven low earth orbit satellites. J Geod 95, 76 (2021). https://doi.org/10.1007/s00190-021-01536-2

Li, X., Li, X., Huang, J. et al. Improving PPP-RTK in urban environment by tightly coupled integration of GNSS and INS. J Geod 95, 132 (2021). https://doi.org/10.1007/s00190-021-01578-