Results 1 to 10 of about 269 (137)
PPP/INS Tight Integration with BDS-3 PPP-B2b Service in the Urban Environment. [PDF]
Sensors (Basel), 2023 To provide continuous and reliable real−time precise positioning services in challenging environments and poor internet conditions, the real−time precise corrections of the BeiDou global navigation satellite system (BDS−3) PPP−B2b signal are utilized to ...
Lai L +5 more
europepmc +4 more sources
Analysis of BDS-3 PPP-B2b Positioning and Time Transfer Service
Remote Sensing, 2022 With the completion of the BeiDou global navigation satellite system (BDS-3), the BeiDou Navigation Satellite System Signal In Space Interface Control Document Precise Point Positioning Service Signal PPP-B2b (Version 1.0) was officially announced, and ...
Runzhi Zhang +9 more
doaj +2 more sources
Sub-Nanosecond UTC Dissemination Based on BDS-3 PPP-B2b Service
Remote Sensing, 2023 The BeiDou-3 system (BDS-3) broadcasts PPP-B2b signals to provide real-time PPP service. Compared with the traditional PPP technique, the PPP-B2b service broadcasts corrections through satellite links, covers a wide area, and is independent of the ...
Zhe Zhang +9 more
doaj +2 more sources
A new receiver clock model to enhance BDS-3 real-time PPP time transfer with the PPP-B2b service
Satellite Navigation, 2023 A new Precise Point Positioning (PPP) service, called the PPP-B2b service, has been implemented in the BeiDou-3 Navigation Satellite System (BDS-3), which brings new opportunities for time transfer.
Yulong Ge +6 more
doaj +2 more sources
Assessing BeiDou-3 PPP-B2b with Signal-in-Space Ranging Error (SISRE) and Its Performances in Positioning and ZTD Estimation. [PDF]
Sensors (Basel)The PPP-B2b service of BeiDou-3 enables real-time precise point positioning (RT-PPP) through correction information contained in B2b signals, circumventing the reliance on ground-based network infrastructures.
Wang G +6 more
europepmc +2 more sources
Mathematical Problems in Engineering, 2022 In 2020, users in and around China had access to a new real-time precise point positioning (RTPPP) service with the BeiDou global navigation satellite system (BDS-3) B2b (PPP-B2b) signal. In this study, the quality of PPP-B2b products is first assessed and compared with the CNAV1 broadcast ephemeris. Then a mode of BDS-3 PPP time transfer with PPP-B2b (
Jian Tang +4 more
openaire +2 more sources
Comprehensive Analysis of PPP-B2b Service and Its Impact on BDS-3/GPS Real-Time PPP Time Transfer
Remote Sensing, 2022 2020 saw the official completion of the BDS-3 and the start of the PPP-B2b signal-based real-time precise point positioning (PPP) service to users in China and the neighboring areas.
Jian Tang +4 more
doaj +2 more sources
Performance assessment of BeiDou-3 PPP-B2b real time pre-cise point positioning. [PDF]
Sci RepTo assess the performance of the PPP-B2b service, most existing studies typically store real-time PPP-B2b messages and leverage them to acquire precise satellite orbits and clock offsets.
Lin Y, Song L, Shen J, Mu Z.
europepmc +2 more sources
Dual-frequency to five-frequency real-time precise point positioning using new BDS-3 PPP-B2b service
Earth, Planets and SpaceBeiDou global navigation satellite system (BDS-3), a developed GNSS by China, has the ability to support five different signals, including B1I, B3I, B1C, B2a, and B2b. Meanwhile, BDS-3 has officially provided the satellite-based precise point positioning
Haochen Yang +3 more
doaj +2 more sources
AtmosphereThe precise point positioning (PPP) service via the B2b signal (PPP-B2b) on the BeiDou Navigation Satellite System (BDS) provides high-accuracy orbit and clock data for global navigation satellite systems (GNSSs), enabling real-time atmospheric data ...
Xiaoming Wang +6 more
doaj +2 more sources