Characterisation of scattering functions by the new concept of complex multi-fractal
C Goutelard, S Fejzovski… - 2000 Eighth International …, 2000 - ieeexplore.ieee.org
The scattering function is used as a measure which characterises transmission channels, in
particular high frequency channels. Experiences have proved that this function is at the …
particular high frequency channels. Experiences have proved that this function is at the …
Wavelet-based multifractal analysis of the HF channel scattering function
A Dziri, C Goutelard, HV Thien… - IGARSS 2003. 2003 …, 2003 - ieeexplore.ieee.org
We have developed a new multifractal modelling framework, called complex multifractal
dimension, for characterizing the HF channel. Using the wavelet packet decomposition, and …
dimension, for characterizing the HF channel. Using the wavelet packet decomposition, and …
A new theoretical approach of wavelet-based multifractal characterization of HF channel scattering function: Theoretical and physical interpretations
In high-frequency (HF) ionospheric communications, the dynamic nature of the high-latitude
ionosphere creates small-scale ionospheric irregularities capable of scattering HF radio …
ionosphere creates small-scale ionospheric irregularities capable of scattering HF radio …
Wavelet-based scaling behavior of HF channel scattering function
A Dziri, C Goutelard, HV Thien… - … on Acoustics, Speech …, 2003 - ieeexplore.ieee.org
The paper is concerned with the scaling behavior of a scattering function of an HF channel.
The non homogeneity of the scattering function expressed according to the time propagation …
The non homogeneity of the scattering function expressed according to the time propagation …
Multifractal identifying and characterization of ionospheric propagation modes
A Dziri, C Goutelard, HV Thien… - … Symposium on Signal …, 2003 - ieeexplore.ieee.org
The dynamic nature of the high latitude ionosphere leads to the formation of small-scale
ionospheric irregularities capable of scattering HF radio waves. The large-scale …
ionospheric irregularities capable of scattering HF radio waves. The large-scale …
Characterization of scattering function of HF channels by complex multifractal approach: New algorithm
ALIDC GOUTELARD, HAN VUTHIEN… - Recent Trends In …, 2002 - World Scientific
Since Bello, scattering function constitutes a major tool of the characterization of randomly
time-variant linear channel and consequently HF channels. A few years ago, a multifractal …
time-variant linear channel and consequently HF channels. A few years ago, a multifractal …