Deep learning based scintillation prediction for satellite link using measured data

R Kumar, S Arnon - 2022 45th International Conference on …, 2022 - ieeexplore.ieee.org
The satellite communication link is affected by the inhomogenities of the refractive index
over the atmospheric channel that causes rapid variations in the amplitude of the received …

Evaluation of concurrent variation in rain specific attenuation and tropospheric amplitude scintillation over Akure, Southwest Nigeria

AG Ashidi, JS Ojo, OJ Ajayi… - Earth Systems and …, 2021 - Springer
Rain constitutes a major limitation to the performance and use of terrestrial and satellite
communication systems with operational frequencies greater than 10 GHz. The situation …

Autoregressive modelling of tropospheric radio refractivity over selected locations in tropical Nigeria using artificial neural network

AG Ashidi - Earth Science Informatics, 2024 - Springer
Tropospheric radio refractivity is a significant atmospheric phenomenon that affects the
propagation of radio signals, and can impact the design and operation of wireless …

[PDF][PDF] Geo-spatial distribution of radio refractivity and the influence of fade depth on microwave propagation signals over Nigeria

OL Ojo - International Journal of Physical Science (Academic …, 2023 - academicjournals.org
The need for more bandwidth for a broad range of purposes necessitates research into how
radio refractivity, multipath fading, and geoclimatic variables affect terrestrial and satellite …

Characterization of rain specific attenuation and frequency scaling technique for satellite communication systems in a tropical location

WA Toriola, JS Ojo, AG Ashidi - Journal of Physics: Conference …, 2021 - iopscience.iop.org
Increased demand for satellite system applications and congestion of the lower frequency
bands has mandated the foray into higher frequency spectrum which is more susceptible to …

Prediction of tropospheric amplitude scintillation for accurate design of earth-space communication link over akure, nigeria

AG Ashidi, JS Ojo, MO Ajewole, AT Adediji - MAPAN, 2022 - Springer
Tropospheric scintillation is liable to spatio-temporal variation due to its dependence on
meteorological parameters and link variables. The dynamics of variation must be …

Statistics of tropospheric amplitude scintillation over selected locations in tropical Nigeria

AG Ashidi, JS Ojo, AI Kareem, OS Ojo, I Emmanuel - Acta Geophysica, 2021 - Springer
Tropospheric scintillation depends significantly on any location's prevailing weather
condition, and its variation must be statistically analyzed to ensure accurate fade margin …

Frequency scaling of Ku-band signal for rain attenuation prediction and radio link applications over Akure, Nigeria

AG Ashidi, JS Ojo, WA Toriola - Journal of Applied Remote …, 2022 - spiedigitallibrary.org
To get the best performance for a broadband wireless access, this research aims to scale a
Ku-band real-time rain attenuation data to higher frequencies and estimate the degree of …

Analysis of tropospheric scintillation in Ku-band in Malaysian tropical climate

NBA Rahim, NHBM Shah, KB Badron - Advances in Space Research, 2022 - Elsevier
This research is the continuation from the previous paper which has been published. The
focus of this paper is to analyse the tropospheric scintillation which consists of both fades …

Capacitive Coupled Elliptical and Differential Dual Polarized Magnetic Dipole Antennas for SATCOM

AR Dastkhosh, MD Jedi, F Lin - 2023 IEEE 11th Asia-Pacific …, 2023 - ieeexplore.ieee.org
In this paper, two K band antenna elements which consist of proposed semi-elliptical
capacitive coupled and magnetic dipole patch antennas are designed and investigated for …