In‐line interference mitigation techniques for spectral coexistence of GEO and NGEO satellites

SK Sharma, S Chatzinotas… - International Journal of …, 2016 - Wiley Online Library
The interest towards the deployment of Low Earth Orbit (LEO)/Medium Earth Orbit (MEO)
satellite systems in several frequency bands is increasing due to the requirement of low …

Should we worry about interference in emerging dense NGSO satellite constellations?

C Braun, AM Voicu, L Simić… - 2019 IEEE International …, 2019 - ieeexplore.ieee.org
Many satellite operators are currently planning to deploy non-geostationary-satellite orbit
(NGSO) systems for broadband communication services in the Ku-, Ka-, and V-band, where …

Co-frequency interference analysis and avoidance between NGSO constellations: Challenges, techniques, and trends

Y He, Y Li, H Yin - China Communications, 2023 - ieeexplore.ieee.org
In recent years, as giant satellite constellations grow rapidly worldwide, the co-existence
between constellations has been widely concerned. In this paper, we overview the co …

A survey on nongeostationary satellite systems: The communication perspective

H Al-Hraishawi, H Chougrani, S Kisseleff… - … Surveys & Tutorials, 2022 - ieeexplore.ieee.org
The next phase of satellite technology is being characterized by a new evolution in non-
geostationary orbit (NGSO) satellites, which conveys exciting new communication …

A novel cognitive satellite network with GEO and LEO broadband systems in the downlink case

C Wang, D Bian, S Shi, J Xu, G Zhang - IEEE Access, 2018 - ieeexplore.ieee.org
With the development of satellite communication, the number of satellites in space
continuously increases. However, the available spectrum resources are scarce. To address …

Cognitive beamhopping for spectral coexistence of multibeam satellites

SK Sharma, S Chatzinotas… - International Journal of …, 2015 - Wiley Online Library
Herein, the spectral coexistence scenario of two multibeam satellites over a common
coverage area is studied where a primary satellite produces larger beams while a …

Uplink interference and performance analysis for megasatellite constellation

H Jia, Z Ni, C Jiang, L Kuang… - IEEE Internet of Things …, 2021 - ieeexplore.ieee.org
Satellite communications play an important role in future Internet of Things (IoT) networks,
and megasatellite constellations can further provide global coverage and high-quality …

Avoiding Self-Interference in Megaconstellations through Cooperative Satellite Routing and Frequency Assignment

N Pachler, EF Crawley… - IEEE Journal on Selected …, 2024 - ieeexplore.ieee.org
With the reduced distance between satellites in modern megaconstellations, the potential for
self-interference has emerged as a critical challenge that demands strategic solutions from …

Spectral coexistence between LEO and GEO satellites by optimizing direction normal of phased array antennas

C Zhang, J Jin, H Zhang, T Li - China communications, 2018 - ieeexplore.ieee.org
This paper addresses the spectral coexistence between LEO constellation and GEO belt for
global distributed earth stations. A specific method is introduced to mitigate the in-line …

Coexistence downlink interference analysis between LEO system and GEO system in Ka band

H Wang, C Wang, J Yuan, Y Zhao… - 2018 IEEE/CIC …, 2018 - ieeexplore.ieee.org
With the development of satellite communication techniques, various types of new service
have been emerging, which leads to more spectrum resource requirements. However …