Characteristics of channel spreading function and performance of OTFS in high-speed railway
Orthogonal time frequency space (OTFS) modulation is an emerging technology to tackle
time-frequency (TF) selective channel in high mobility scenarios. In OTFS, resource is …
time-frequency (TF) selective channel in high mobility scenarios. In OTFS, resource is …
Propagation model for transionospheric fluctuating paths of propagation: Simulator of the transionospheric channel
A new model for scintillation on transionospheric links, based on a hybrid method and valid
for strong scintillations, has been developed and used to construct a software …
for strong scintillations, has been developed and used to construct a software …
Measurement and modeling of HF channel directional spread characteristics for northerly paths
EM Warrington, AJ Stocker, DR Siddle - Radio Science, 2006 - ieeexplore.ieee.org
The northerly ionosphere is a dynamic propagation medium that causes HF signals reflected
from this region to exhibit delay spreads and Doppler shifts and spreads that significantly …
from this region to exhibit delay spreads and Doppler shifts and spreads that significantly …
HF propagation in a wideband ionospheric fluctuating reflection channel: Physically based software simulator of the channel
A wideband HF simulator has been constructed on the basis of a detailed physical model of
propagation which can generate a time realization of the HF wideband channel for any HF …
propagation which can generate a time realization of the HF wideband channel for any HF …
[PDF][PDF] Improved quality of service in ionospheric telecommunication systems planning and operation: COST 251 major achievements
R Hanbaba, B Zolesi - Fisica de la Tierra, 2000 - academia.edu
ABSTRACT COST Acrion 251< Improved Quality of Service in lonospheric
Telecommunication Systems Planning and Operation) has been a dynamic group of 122 …
Telecommunication Systems Planning and Operation) has been a dynamic group of 122 …
Wideband scattering functions for HF ionospheric propagation channels
A physically based method has been developed to simulate the wideband HF ionospheric
propagation channel relevant to the case of wideband spread spectrum HF communications …
propagation channel relevant to the case of wideband spread spectrum HF communications …
Coherence properties of high-frequency wave field propagating through inhomogeneous ionosphere with anisotropic random irregularities of electron density: 1 …
NN Zernov, AV Driuk - Journal of Atmospheric and Solar-Terrestrial Physics, 2020 - Elsevier
Rigorous analytic solution is constructed for the first of 2 s-order space position and
frequency coherence function (which is alternatively also termed as symmetric) of the high …
frequency coherence function (which is alternatively also termed as symmetric) of the high …
Multipath effects in wideband fluctuating HF channels
Three-moded random ionospheric HF channel of propagation has been investigated. The
description of the channel has been given in terms of the scattering function and the …
description of the channel has been given in terms of the scattering function and the …
Propagation model for signal fluctuations on transionospheric radio links
The complex phase method has been further extended to the problem of electromagnetic
(EM) field scintillations on Earth-satellite GPS paths of propagation. The numerical and …
(EM) field scintillations on Earth-satellite GPS paths of propagation. The numerical and …
Scattering functions for wideband HF channels
As wideband digital HF radio is being developed, it is necessity to characterise the HF
wideband channel that arises as such information will be important for designing optimum …
wideband channel that arises as such information will be important for designing optimum …