Efficient Doppler Compensation for LEO Satellite Downlink OFDMA Systems

BH Yeh, JM Wu, RY Chang - IEEE Transactions on Vehicular …, 2024 - ieeexplore.ieee.org
Low earth orbit (LEO) satellite-enabled orthogonal frequency division multiple access
(OFDMA) systems will play a pivotal role in future integrated satellite-terrestrial networks to …

A Tutorial on Non-Terrestrial Networks: Towards Global and Ubiquitous 6G Connectivity

MA Jamshed, A Kaushik, S Manzoor, MZ Shakir… - arXiv preprint arXiv …, 2024 - arxiv.org
The International Mobile Telecommunications (IMT)-2030 framework recently adopted by
the International Telecommunication Union Radiocommunication Sector (ITU-R) envisions …

Diversity Combining Scheme for Time-Varying STBC NGSO Multi-Satellite Systems

V Singh, G Eappen, WA Martins… - IEEE …, 2024 - ieeexplore.ieee.org
Current trends in non-geostationary orbit (NGSO) satellite communications pose the
challenge of attaining high spectral efficiency with low-complexity user terminals (UTs). In …

Impact of the Doppler Shift Effect to the Direct-to-Device NTN Systems Using Terrestrial Bands Spectrum

A Pastukh, V Tikhvinskiy, D Kalugina… - 2024 International …, 2024 - ieeexplore.ieee.org
This paper presents studies of the effect of the Doppler frequency shift on the satellite link
availability when regular smartphones are used as user equipment. The studies evaluated …

Joint Compensation of Doppler Shift and Phase Noise with Ultra-Fast RSOP for Satellite Communication Systems Based on Kalman Filter

Z Zheng, N Cui, X Tang, Y Zhao, K Xu… - … Conference (ACP) and …, 2024 - ieeexplore.ieee.org
Joint Compensation of Doppler Shift and Phase Noise with Ultra-Fast RSOP for Satellite
Communication Systems Based on Kalman Fil Page 1 XXX-X-XXXX-XXXX-X/XX/$XX.00 ©20XX …