Results 21 to 30 of about 18,768,627 (118)

Differential Code Bias Estimation using Multi-GNSS Observations and Global Ionosphere Map [PDF]

open access: yes, 2014
Measurements of Global Navigation Satellite System (GNSS) receivers are affected by systematic offsets re- lated to group and phase delays of the signal generation and processing chain.
Hauschild, André   +3 more
core   +1 more source

Design of the ASSUT-FF Algorithm for GTO Satellite CNS/BDS Integrated Navigation

open access: yesAerospace, 2022
The velocity and acceleration of geostationary transfer orbit (GTO) satellites change dramatically and periodically, and the operating area extends from hundreds of kilometers to 36,000 km above the Earth’s surface.
Bing Hua   +3 more
doaj   +1 more source

Research on the Application of the Beidou Third Generation in Grain Logistics Information System

open access: yesLiang you shipin ke-ji, 2023
This article elaborates the Beidou third-generation satellite navigation positioning and its application advantages on the advantages application of logistics tracking and emergency command and dispatch in the grain industry. Through the basic principles
LI De-yan   +3 more
doaj   +1 more source

Electrically Small Antenna for BeiDou Chinese Navigation Satellite System

open access: yes, 2020
A concept of electrically small antenna for BeiDou BD2 B3 Chinese navigation satellite system was developed and studied. Three main miniaturized techniques: antenna loading by using high permittivity materials, making some part of antennas virtual by ...
Wu, Changying   +11 more
core   +1 more source

A two-step method to detect broadcast ephemeris unavailable periods caused by BeiDou satellite orbital maneuvers

open access: yesGeodesy and Geodynamics, 2023
The space constellation of the BeiDou navigation satellite system (BDS) is a hybrid constellation containing medium earth orbit (MEO) satellites, geostationary earth orbit (GEO) satellites, and inclined geosynchronous orbit (IGSO) satellites.
Jingjing Wang, Chao Zhou, Zhixuan Sun
doaj   +1 more source

Basic performance and future developments of BeiDou global navigation satellite system

open access: yesSatellite Navigation, 2020
The core performance elements of global navigation satellite system include availability, continuity, integrity and accuracy, all of which are particularly important for the developing BeiDou global navigation satellite system (BDS-3).
Yuanxi Yang, Yue Mao, Bijiao Sun
doaj   +1 more source

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

open access: yesThe 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   +6 more
doaj   +1 more source

Prediction of BeiDou Satellite Orbit Maneuvers to Improve the Reliability of Real-Time Navigation Products

open access: yes, 2021
The positioning, navigation, and timing (PNT) service of the Global Navigation Satellite System (GNSS) is developing in the direction of real time and high precision.
Qin Zhang   +8 more
core   +1 more source

Analysis of the Effect of Different Combinations of Observation Satellites on the Resolving Accuracy of GNSS Observation Data [PDF]

open access: yesE3S Web of Conferences, 2020
In this paper, 24 C-level control points under different terrain conditions were selected to be the testing points. The binary-satellite system (GPS+GLONASS) and the triple-satellite system with BeiDou Navigation Satellite System (BDS) (BDS+GPS+GLONASS ...
Wang Junze   +3 more
doaj   +1 more source

Correction to: Advances in BeiDou Navigation Satellite System (BDS) and satellite navigation augmentation technologies

open access: yesSatellite Navigation, 2020
First, in the first paragraph of this article, the sentence “In recent years, China has been actively promoting the construction and development of the BeiDou Navigation Satellite System (BDS), and by the end of the year 2000 the construction of BDS-1 ...
Rui Li   +6 more
doaj   +1 more source

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