Results 151 to 160 of about 4,913 (184)

A Comparison of SSPA and TWTA for Beidou Navigation Satellite System

International Conference on Microwave and Millimeter Wave Technology, 2021
This paper describes an L-band Solid State Power Amplifier (SSPA) and a Traveling Wave Tube Amplifier (TWTA), used in the Beidou Navigation Satellite System (BDS).
X. Jing, Hailong Wang, F. You, Yanjiang Wei, Lin Chen, Yi Yang   +5 more
semanticscholar   +1 more source

Update on BeiDou Navigation Satellite System and PNT System

2020 IEEE/ION Position, Location and Navigation Symposium (PLANS), 2020
BeiDou Navigation Satellite System (BDS) is one of the core GNSS providers and adheres to the “three-step” development plan to steadily promote construction. By the end of 2018, BDS had provided global services.
Xiaochun Lu, Xia Guo, Shuren Guo, Xing Li, Kun Jiang, J. Morton   +5 more
semanticscholar   +1 more source

Traffic Speed Prediction Under Non-Recurrent Congestion: Based on LSTM Method and BeiDou Navigation Satellite System Data

IEEE Intelligent Transportation Systems Magazine, 2019
The full utilization of Location-Based Vehicle Sensor Data (LB-VSD) can improve the efficiency of traffic control and management. Currently, LB-VSD is widely applied to the prediction of traffic speed.
Jiandong Zhao, Yuan Gao, Z.M. Bai, Hao Wang, Shuhan Lu   +4 more
semanticscholar   +1 more source

An Improved Complex-valued FastICA Algorithm for Jamming Signals Sorting in Beidou Navigation Satellite System

2020 IEEE 3rd International Conference on Information Communication and Signal Processing (ICICSP), 2020
The minimum level of the signal received by receiving antennas is extremely weak in the Beidou navigation satellite system (BDS) due to distance attenuation.
Guang-wen Xie, Huaiyu Tang, Rui Xue
semanticscholar   +1 more source

A priori and effective estimation of variance factors based on the code chipping rate in BeiDou navigation satellite system positioning

Studia Geophysica et Geodaetica, 2023
Xuezhen Li, Zhetao Zhang, Yuan Li, Xiaomin Luo, V. Ferreira   +4 more
semanticscholar   +1 more source

Data-Driven Heuristic Assisted Memetic Algorithm for Efficient Inter-Satellite Link Scheduling in the BeiDou Navigation Satellite System

IEEE/CAA Journal of Automatica Sinica, 2021
Yonghao Du, Ling Wang, Lining Xing, Jungang Yan, Mengsi Cai   +4 more
semanticscholar   +1 more source

The Development of China's Beidou Navigation Satellite System (BDS) Technology to Counter the United States' Global Positioning System (GPS)

China successfully launched the third phase of construction in June 2020, making them the third country to independently have their own satellite in orbit after the United States and Russia. The satellite parts, which total 24 satellites, are placed in three different orbits and at the same time make them the owners of the satellites who place the ...
openaire   +1 more source

Instantaneous Real-Time Kinematic Decimeter-Level Positioning with BeiDou Triple-Frequency Signals over Medium Baselines

Sensors, 2016
Xiaohong Zhang, Long Tang, Wanke Liu
exaly  

Accuracy and reliability of multi-GNSS real-time precise positioning: GPS, GLONASS, BeiDou, and Galileo

Journal of Geodesy, 2015
Xingxing Li, Maorong Ge, Xiaolei Dai
exaly  

Introduction to BeiDou‐3 navigation satellite system

Navigation, Journal of the Institute of Navigation, 2019
Yuanxi Yang
exaly