Results 131 to 140 of about 136,581 (191)

Adaptively programmable metasurface for intelligent wireless communications in complex environments. [PDF]

open access: yesNat Commun
Yang HQ   +13 more
europepmc   +1 more source

Non-line-of-sight multiscatter propagation model

Journal of the Optical Society of America A, 2009
A propagation model that describes the characteristics of multiscatter radiation in atmosphere is presented. The model is based on the Monte Carlo method; each scattering process is set as an event of probability. LOWTRAN7 is used to calculate the atmospheric coefficients, and Mie theory is used to calculate the scattering characteristics of the ...
Hongwei, Yin   +4 more
openaire   +2 more sources

Propagation models for non line-of-sight scenarios

SPIE Proceedings, 2016
The log-normal propagation model is usually applied for scenarios including a line-of-sight path. However, there are many cases that do not include such a propagation path, e.g. indoor transmission and disaster situations, when radio waves have to penetrate trough ruins.
A. S. Tasu   +3 more
openaire   +1 more source

Analytical model of non-line-of-sight single-scatter propagation

Journal of the Optical Society of America A, 2010
An analytical model of non-line-of-sight (NLOS) single-scatter propagation is presented that has no integral form and is intended for performance analysis and system design of NLOS UV communication. Based on isotropic scattering and a continuous wave transmitter, the analytical model is verified by the current NLOS single-scatter propagation model ...
Hongwei, Yin   +5 more
openaire   +2 more sources

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