Zobrazeno 1 - 10
of 2 113
pro vyhledávání: '"dilution of precision"'
Publikováno v:
Journal of Information and Telecommunication, Vol 8, Iss 2, Pp 208-230 (2024)
ABSTRACTReconfigurable intelligent surfaces (RISs) are anticipated to constitute a critical component of forthcoming communication networks due to their ability to establish controllable wireless environments. Furthermore, RIS can be leveraged to sol
Externí odkaz:
https://doaj.org/article/aa29091652344e6d9d0d01ff11b6af78
Publikováno v:
Journal of Geodetic Science, Vol 14, Iss 1, Pp 827-37 (2024)
The position accuracy of standalone Navigation with Indian Constellation (NavIC) may not be met for certain applications like civil aviation. To improve the position accuracy of the user receiver, the technique used is Differential NavIC, which makes
Externí odkaz:
https://doaj.org/article/72171a2634104872b0fc48ab75b9b303
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 4, Pp 226-238 (2023)
The global averaged civilian positioning accuracy is still at meter level for all existing Global Navigation Satellite Systems (GNSSs), and the performance is even worse in urban areas. At lower altitudes than satellites, high altitude platform stati
Externí odkaz:
https://doaj.org/article/d518cbe76d1442eba2071c173c5ca60b
Publikováno v:
IEEE Access, Vol 11, Pp 92913-92925 (2023)
Bilateration is one of the localization methods that provides the location information of the target node using two anchors’ location information and two distances between the target node and each anchor. This paper shows that bilateration with dif
Externí odkaz:
https://doaj.org/article/c2480730a06d4275937f3729fb685ef0
Publikováno v:
Studia Universitatis Babeş-Bolyai. Engineering, Vol 67, Iss 1, Pp 149-161 (2022)
Auchi is the headquarters of Etsako West Local Government Area of Edo State, which is opening up with many developments and di-verse construction activities taking place. It was observed that there are limited numbers of reliable survey controls to c
Externí odkaz:
https://doaj.org/article/5857df600033499195074ad8c5a2e705
Publikováno v:
Open Astronomy, Vol 31, Iss 1, Pp 348-356 (2022)
This article presents a study on the design of high-speed inter-satellite links for the global navigation satellite system, which consists of 24 middle earth orbit, 3 inclined geosynchronous orbit, 3 geostationary orbit satellites, and 4 typical grou
Externí odkaz:
https://doaj.org/article/46667ab3c9d447cebc81475250e43db8
Publikováno v:
Open Astronomy, Vol 31, Iss 1, Pp 276-286 (2022)
The continuous full operation of the constellation of BeiDou navigation satellite system (BDS) provides favorable conditions for the performance evaluation of the BDS inter-satellite links (ISLs). The primary features of ISLs that affect the precisio
Externí odkaz:
https://doaj.org/article/5ce98df754904f74bd0d397ac9cb46cf
Publikováno v:
IET Radar, Sonar & Navigation, Vol 16, Iss 6, Pp 1042-1052 (2022)
Abstract The collaborative exchange of information between members of a cluster can provide additional observations to improve the reliability of navigation. To address the problems of poor geometric configurations of satellites and low positioning a
Externí odkaz:
https://doaj.org/article/2d2289c4fdfc4ac58e67d3568765663f
Autor:
Mariusz Specht
Publikováno v:
Metrology and Measurement Systems, Vol vol. 29, Iss No 1, Pp 17-36 (2022)
2D position error in the Global Positioning System (GPS) depends on the Horizontal Dilution of Precision (HDOP) and User Equivalent Range Error UERE. The non-dimensional HDOP coefficient, determining the influence of satellite distribution on the pos
Externí odkaz:
https://doaj.org/article/891e2ae0b8fd478c9ab658ef6cabd7aa
Publikováno v:
Remote Sensing, Vol 15, Iss 23, p 5553 (2023)
High-frequency radars (HFRs) are important for remote sensing of the marine environment due to their ability to provide real-time, wide-coverage, and high-resolution measurements of the ocean surface current, wave height, and wind speed. However, due
Externí odkaz:
https://doaj.org/article/12a3098b02464238939e46d36b6b141b