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Miniaturized Intermediate‐Frequency Filter for BeiDou Navigation Satellite System [PDF]
Microwave and Optical Technology LettersABSTRACTA new type of intermediate‐frequency (IF) filter based on LTCC multilayer technology for BeiDou navigation satellite system is presented in this letter. By reasonably selecting the equivalent circuit value of each passive component, and separating the effective area of each inductance and capacitance to reduce the influence of parasitic ...
Qian Kewei, Tian Miao
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Electrically Small Antenna for BeiDou Chinese Navigation Satellite System
2020 23rd International Microwave and Radar Conference (MIKON), 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 using ground planes and short circuits, and optimizing geometry have been employed in the design ...
Yevhen Yashchyshyn +5 more
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Initial assessment of the COMPASS/BeiDou-2 regional navigation satellite system
GPS Solutions, 2012An initial characterization and performance assessment of the COMPASS/BeiDou-2 regional navigation system is presented. Code and carrier phase measurements on up to three frequencies have been collected in March 2012 with a small regional network of monitoring stations.
Oliver Montenbruck +2 more
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Update on BeiDou Navigation Satellite System and PNT System
2020 IEEE/ION Position, Location and Navigation Symposium (PLANS), 2020BeiDou 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. By the end of 2019, the construction of the core constellation was completed.
Xiaochun Lu +5 more
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Operation and development of BeiDou Navigation Satellite System
2015 International Association of Institutes of Navigation World Congress (IAIN), 2015The BeiDou Navigation Satellite System (BDS) is a new family member in the Global Navigation Satellite System(GNSS). It increases the usability and availability of Positioning, Navigation and Timing (PNT) around China in Asia-Pacific area, and the global users can also profit from the constellation for high accuracy.
Jing Li +3 more
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BeiDou Navigation Satellite System and its time scales
Metrologia, 2011The development and current status of BeiDou Navigation Satellite System are briefly introduced. The definition and realization of the system time scales are described in detail. The BeiDou system time (BDT) is an internal and continuous time scale without leap seconds. It is maintained by the time and frequency system of the master station.
Chunhao Han, Yuanxi Yang, Zhiwu Cai
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Research and progress of Beidou satellite navigation system
Science China Information Sciences, 2012The paper gives a brief review of the development course and strategic planning of Beidou satellite navigation system, and introduces its construction progress, with emphasis on the research progress of some key technologies of Beidou, including navigation constellation design, navigation signal structure and performance, compatibility and ...
FuPing Sun +3 more
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The BeiDou navigation satellite system
2014 XXXIth URSI General Assembly and Scientific Symposium (URSI GASS), 2014The BeiDou Navigation Satellite System (BDS) is a global navigation satellite system to be developed independently by China. It will provide positioning, navigation, and timing services with a global coverage by 2020. It can be used for transport, weather forecast, fishing, forestry, telecommunications, hydrological monitoring, and mapping. The service
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A novel satellite selecting algorithm for BeiDou navigation satellite system
2015 International Conference on Wireless Communications & Signal Processing (WCSP), 2015In the future, BeiDou Navigation Satellite System (BDS) will has a more widely application in various fields, and high accuracy and fast positioning will be increasingly demanded. Satellite selecting algorithm has a vital influence on positioning accuracy and speed. Therefore, optimal algorithm to select satellites is one of important steps; it will be
Wen Li, Lidong Zhu
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Vehicle information system design based on Beidou Navigation Satellite System
2015 IEEE International Conference on Information and Automation, 2015Beidou Navigation Satellite System is one of the four major world navigation satellite systems, which is widely used in China and will be spread to the whole world in future. Thus, developing the system has great economic value and social significance.
Liquan Deng, Sipan Ye
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