Zobrazeno 1 - 10
of 626
pro vyhledávání: '"inter-satellite link"'
Publikováno v:
Tongxin xuebao, Vol 45, Pp 100-109 (2024)
For large-scale low earth orbit (LEO) satellite networks, two new inter-satellite link (ISL) connection strategies named Grid-V and Grid+ were proposed, which improved the traditional Grid connection strategy. The proposed strategies made full use of
Externí odkaz:
https://doaj.org/article/90af35fb316b4c6fb13c7d4be964e7b2
Publikováno v:
Satellite Navigation, Vol 5, Iss 1, Pp 1-15 (2024)
Abstract Inter-satellite link (ISL) plays an essential role in current and future Global Navigation Satellite System (GNSS). In this study, we investigate the impact of ISL observations on precise orbit determination for BeiDou-3 Navigation Satellite
Externí odkaz:
https://doaj.org/article/f8a87cb72d0045b8b93da6142c616973
Autor:
Dongyuan SHI, Lina WANG
Publikováno v:
工程科学学报, Vol 46, Iss 2, Pp 343-353 (2024)
Low-earth orbit (LEO) satellite networks are an important part of the sixth-generation mobile communication system (6G) network, which overcomes the blind spots in ground-based station coverage. However, the limited onboard computing capability and b
Externí odkaz:
https://doaj.org/article/ccd989d0154a4d53a696dcb4ee10bbf6
Publikováno v:
IEEE Access, Vol 12, Pp 144412-144419 (2024)
Efforts are being made to commercialize optical inter-satellite links (O-ISL) in low earth orbit (LEO) satellite networks as it is a crucial technology for next-generation communication networks. However, installing the pointing, acquisition, and tra
Externí odkaz:
https://doaj.org/article/8f6e12f4a3154e10b0a7b93b83b7f149
Autor:
Jintao Liang, Aizaz U. Chaudhry, Eylem Erdogan, Halim Yanikomeroglu, Gunes Karabulut Kurt, Peng Hu, Khaled Ahmed, Stephane Martel
Publikováno v:
IEEE Open Journal of Vehicular Technology, Vol 5, Pp 244-261 (2024)
In free-space optical satellite networks (FSOSNs), satellites can have different laser inter-satellite link (LISL) ranges for connectivity. As the LISL range increases, the number of satellites from among all the satellites in the constellation that
Externí odkaz:
https://doaj.org/article/256eff1896fe4e68941f697bbcafbc5e
Publikováno v:
Remote Sensing, Vol 16, Iss 19, p 3702 (2024)
Research on augmentation and supplement systems for navigation systems has become a significant aspect in comprehensive positioning, navigation and timing (PNT) studies. The BeiDou-3 navigation satellite system (BDS-3) has constructed a dynamic inter
Externí odkaz:
https://doaj.org/article/287f23749b0f4e78b58dfb707da44d5b
Publikováno v:
Aerospace, Vol 11, Iss 9, p 713 (2024)
An inter-satellite link is a key technology that improves control accuracy, transmission efficiency, and autonomous capability of constellations. A satellite’s pointing and tracking abilities mainly determine the inter-satellite link’s performanc
Externí odkaz:
https://doaj.org/article/c445d71ac3114e44a3fb31e9623c99eb
Publikováno v:
天地一体化信息网络, Vol 4, Pp 93-102 (2023)
Starlink, asatellite broadband constellation operated by SpaceX, is currently the most influential and promising LEO broadband satellite constellation.With the expansion of the constellation deployment, its high-frequency launch and batch deployment
Externí odkaz:
https://doaj.org/article/76fadd7278b94fdd8e30aaca2474af77
Autor:
Ahmed M. Mohamed, Hlaing Minn
Publikováno v:
IEEE Access, Vol 11, Pp 2831-2847 (2023)
This paper considers an integrated mega-constellation non-geostationary orbit satellite system which provides both communication and radio astronomical observation (RAO) services. We focus on RAO data transport from the RAO-conducting satellites (cal
Externí odkaz:
https://doaj.org/article/f932472d869d4f98a144a0ea03754d05
Publikováno v:
Satellite Navigation, Vol 3, Iss 1, Pp 1-13 (2022)
Abstract Geodetic applications of Low Earth Orbit (LEO) satellites requires accurate satellite orbits. Instead of using onboard Global Navigation Satellite System observations, this contribution treats the LEO satellite constellation independently, u
Externí odkaz:
https://doaj.org/article/fa81778b12464d4da49486ab4593f6a7