Results 31 to 40 of about 16,109,979 (360)

Evaluation of BDS-2 and BDS-3 Satellite Atomic Clock Products and Their Effects on Positioning

Remote Sensing, 2021
The BeiDou Navigation Satellite System (BDS) has completed third phase construction and currently provides global services, with a mixed constellation of BDS-2 and BDS-3. The newly launched BDS-3 satellites are equipped with rubidium and passive hydrogen
Shengfeng Gu, Feiyu Mao, Xiaopeng Gong, Yidong Lou, Xueyong Xu, Ye Zhou   +5 more
doaj   +1 more source

Research on the Impact of BDS-2/3 Receiver ISB on LEO Satellite POD

Remote Sensing, 2022
In recent years, the multi-GNSS positioning application is becoming more and more popular, same to the low Earth orbit (LEO) satellite precise orbit determination (POD) based on the onboard multi-GNSS measurements.
Xinglong Zhao, Shanshi Zhou, Jianfeng Cao, Junjun Yuan, Ziqian Wu, Xiaogong Hu   +5 more
doaj   +1 more source

Performance Analysis of BDS-3 FCB Estimated by Reference Station Networks over a Long Time

Mathematics, 2022
The stability and validity of the BDS-3 precise point positioning ambiguity solution (PPP-AR) is becoming more and more important along with the development of BDS-3 orbit and clock products over long durations.
Ke Qi, Yamin Dang, Changhui Xu, Shouzhou Gu   +3 more
doaj   +1 more source

Design and Performance Analysis of BDS-3 Integrity Concept [PDF]

Remote Sensing, 2021
Compared to the BeiDou regional navigation satellite system (BDS-2), the BeiDou global navigation satellite system (BDS-3) carried out a brand new integrity concept design and construction work, which defines and achieves the integrity functions for major civil open services (OS) signals such as B1C, B2a, and B1I.
Liu, Cheng, Cao, Yueling, Zhang, Gong, Gao, Weiguang, Chen, Ying, Lu, Jun, Liu, Chonghua, Zhao, Haitao, Li, Fang   +8 more
openaire   +3 more sources

Modeling and Analysis of BDS-2 and BDS-3 Combined Precise Time and Frequency Transfer Considering Stochastic Models of Inter-System Bias

Remote Sensing, 2021
BeiDou global navigation satellite system (BDS) began to provide positioning, navigation, and timing (PNT) services to global users officially on 31 July, 2020. BDS constellations consist of regional (BDS-2) and global navigation satellites (BDS-3).
Guoqiang Jiao, Shuli Song, Qinming Chen, Chao Huang, Ke Su, Zhitao Wang, Na Cheng   +6 more
doaj   +1 more source

Single-epoch RTK performance assessment of tightly combined BDS-2 and newly complete BDS-3

Satellite Navigation, 2021
The BeiDou global navigation satellite system (BDS-3) constellation deployment has been completed on June 23, 2020, with a full constellation comprising 30 satellites.
Wanke Liu, Mingkui Wu, Xiaohong Zhang, Wang Wang, Wei Ke, Zhiqin Zhu   +5 more
doaj   +1 more source

Helmert Variance Component Estimation for Multi-GNSS Relative Positioning [PDF]

, 2020
The Multi-constellation Global Navigation Satellite System (Multi-GNSS) has become the standard implementation of high accuracy positioning and navigation applications.
Fang, Zhenlong, Mowen, Li, Nie, Wenfeng, Rovira Garcia, Adrià, Xu, Guochang, Xu, Tianhe   +5 more
core   +2 more sources

THE PERFORMANCE ANALYSIS OF BDS POSITIONING IN NORDIC AREAS BASED ON THE SMARTPHONE [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Nowadays, the Global Navigation Satellite System (GNSS) is widely used in many applications. As a new system, China's BeiDou navigation system (BDS) is emerging in recent years.
C. Chen, Y. Chen, C. Jiang, Y. Bo, J. Jia, H. Sun, Z. He   +6 more
doaj   +1 more source

Precise Orbit and Clock Products of Galileo, BDS and QZSS from MGEX Since 2018: Comparison and PPP Validation [PDF]

, 2020
In recent years, the development of new constellations including Galileo, BeiDou Navigation Satellite System (BDS) and Quasi-Zenith Satellite System (QZSS) have undergone dramatic changes. Since January 2018, about 30 satellites of the new constellations
Li, Xingxing, Liu, Gege, Xiong, Yun, Yuan, Yongqiang, Zheng, Kai, Zhu, Yiting   +5 more
core   +1 more source

BDS GNSS for Earth Observation [PDF]

, 2023
For millennia, human communities have wondered about the possibility of observing phenomena in their surroundings, and in particular those affecting the Earth on which they live.
Dardanelli G, Jin S
core   +1 more source