In recent years, the use of massive multiple-input multiple-output (MIMO) systems and higher
frequency bands for next-generation urban rail transportation systems has emerged as an …

The objective of this study is to jointly analyze the data rate and electromagnetic field (EMF)
exposure in urban environments. Capitalizing on stochastic geometry (SG), a network level …

Ray tracing is a powerful tool to obtain deterministic and dynamic descriptions of
communication channels. However, performing ray tracing simulations at each discrete time …

Designing and creating invisible samples of military equipment is important modern science
and technical problem. Physically, this is equivalent to reducing the object RCS. It requires …

This paper presents a radiopropagation algorithm based on a Ray Tracing (RT) technique
that combines a modified multipath model for constant refractivity gradient profiles and the …

在复合式共轴直升机高速发展的趋势下, 为了探索其电磁散射规律以更好地进行隐身设计和目标
识别工作, 系统开展了复合式共轴直升机动态电磁散射特性仿真分析研究 …

The problem of scattering electromagnetic field modeling on complex objects with and
without using radio absorbing coating is considered. Based on existing methods field …

The problem of electromagnetic field scattering modeling is particularly important when
complex or large-sized objects are studied. In this case, real measurements can be …

This paper introduces preliminary results about a novelty formulation to calculate the first
reflection over a sloping terrain for a Modified Two-ray model with atmospheric effects. For a …

Radar detectability reducing for complex shape military or civil object is very important
problem of contemporary radar theory. Solution of this problem is unthinkable without …