Results 11 to 20 of about 24,451,743 (296)

Preliminary Analysis of Intersystem Biases in BDS-2/BDS-3 Precise Time and Frequency Transfer

Remote Sensing, 2022
The Chinese BeiDou global satellite system (BDS-3) and regional system (BDS-2) are predicted to coexist over the next decade. Intersystem biases (ISBs) in BDS-2/BDS-3 play a key role in maintaining the consistency and continuity from the BDS-2 to BDS-3 ...
Pengfei Zhang, Rui Tu, Linlin Tao, Bing Wang, Yuping Gao, Xiaochun Lu   +5 more
doaj   +2 more sources

Evaluation of Inter-System Bias between BDS-2 and BDS-3 Satellites and Its Impact on Precise Point Positioning

Remote Sensing, 2020
The BeiDou navigation satellite system (BDS) currently has 41 satellites in orbits and will reach its full constellation following the launch of the last BDS satellite in June 2020 to provide navigation, positioning, and timing (PNT) services for global ...
Wen Zhao, Hua Chen, Yang Gao, Weiping Jiang, Xuexi Liu   +4 more
doaj   +2 more sources

Clustering Code Biases between BDS-2 and BDS-3 Satellites and Effects on Joint Solution

Remote Sensing, 2020
China’s BeiDou navigation satellite system (BDS) has finished global constellation construction and can achieve joint solution, simultaneously relying on the B1I + B3I signals of the BDS-2 and BDS-3 satellites.
Liang Chen, Min Li, Ying Zhao, Fu Zheng, Xuejun Zhang, Chuang Shi   +5 more
doaj   +2 more sources

Comprehensive Assessment of BDS-2 and BDS-3 Precise Orbits Based on B1I/B3I and B1C/B2a Frequencies from iGMAS

Remote Sensing, 2023
The BeiDou Global Navigation Satellite System (BDS), including the second generation (BDS-2) and the third generation (BDS-3), has been widely used in areas of positioning, navigation, and timing (PNT). One of the essential prerequisites for accurate PNT
Zhetao Zhang, Ping Zeng, Yuanlan Wen, Lina He, Xiufeng He   +4 more
doaj   +2 more sources

Analysis and Assessment of BDS-2 and BDS-3 Broadcast Ephemeris: Accuracy, the Datum of Broadcast Clocks and Its Impact on Single Point Positioning

Remote Sensing, 2020
For the global ordinary users, the broadcast ephemeris plays important roles in positioning, navigation and timing (PNT) services. With the construction of a new generation of the BeiDou navigation satellite system (BDS), the development of BDS has ...
Guoqiang Jiao, Shuli Song, Yangyang Liu, Ke Su, Na Cheng, Shengli Wang   +5 more
doaj   +2 more sources

Characteristics of Inter-System Bias between BDS-2 and BDS-3 and Its Impact on BDS Orbit and Clock Solutions

Remote Sensing, 2023
The inter-system-like bias between the regional (BDS-2) and global (BDS-3) constellation of the BeiDou Navigation Satellite System (BDS) has been identified on common B1I pseudo-range observations. In this study, its characteristics are investigated with
Xiaolong Xu, Zhan Cai
doaj   +2 more sources

Evaluation of Network RTK Positioning Performance Based on BDS-3 New Signal System

Remote Sensing, 2021
The BeiDou navigation satellite system (BDS-3) has been deployed and provides positioning, navigation, and timing (PNT) services for users all over the world.
Pengxu Wang, Hui Liu, Zhixin Yang, Bao Shu, Xintong Xu, Guigen Nie   +5 more
doaj   +2 more sources

A BDS-2/BDS-3 Integrated Method for Ultra-Rapid Orbit Determination with the Aid of Precise Satellite Clock Offsets

Remote Sensing, 2019
The accuracy of ultra-rapid orbits is a key parameter for the performance of GNSS (Global Navigation Satellite System) real-time or near real-time precise positioning applications.
Qianxin Wang, Chao Hu, Kefei Zhang
doaj   +2 more sources

Performance Assessment of BDS-2/BDS-3/GPS/Galileo Attitude Determination Based on the Single-Differenced Model with Common-Clock Receivers

Remote Sensing, 2021
Global navigation satellite system (GNSS)-based attitude determination has been widely applied in a variety of fields due to its high precision, no error accumulation, low power consumption, and low cost. Recently, the emergence of common-clock receivers
Mingkui Wu, Shuai Luo, Wang Wang, Wanke Liu   +3 more
doaj   +2 more sources

GPS/BDS-2/Galileo Precise Point Positioning Ambiguity Resolution Based on the Uncombined Model

Remote Sensing, 2020
In this study, an uncombined precise point positioning (PPP) model was established and was used for estimating fractional cycle bias (FCB) products and for achieving ambiguity resolution (AR), using GPS, BDS-2, and Galileo raw observations.
Jin Wang, Guanwen Huang, Qin Zhang, Yang Gao, Yuting Gao, Yiran Luo   +5 more
doaj   +2 more sources