Triple non-stationary wireless communication channel modeling method under space-time consistency

Abstract

The invention discloses a triple non-stationary wireless communication channel modeling method under space-time consistency, which organically integrates a low-complexity parametric method and a high-precision geometric method by capturing smooth and consistent evolution of clusters in an environment in a space-time domain and path gains related to modeling frequency. Smooth and consistent cluster evolution, soft switching of cluster power and effective modeling of frequency-related path gains are realized, the problem that an existing channel model cannot model space-time-frequency non-stationary characteristics of a channel under space-time consistency is solved, and the accuracy and universality of constructing the channel model are improved. The statistical channel model under the millimeter-wave large-scale MIMO high-dynamic scene, which is constructed by adopting the method disclosed by the invention, has the characteristics of high accuracy, simplicity and feasibility, can support reasonable design and performance analysis of a communication and inductance integrated system, and meanwhile, provides a real and reliable simulation verification platform for a wireless communication network system-level algorithm.

Description

technical field [0001] The invention belongs to the technical field of wireless communication, in particular to a method and system for modeling a triple non-stationary wireless communication channel under space-time consistency, and constructing a space-time-frequency non-stationary statistical channel model under space-time consistency, which can effectively support Reasonable design and performance analysis of the system, and at the same time provide a real and reliable simulation verification platform for the wireless communication network system-level algorithm. Background technique [0002] In order to meet application requirements and achieve global coverage, the wireless communication network will rely on effective enabling technologies and at the same time be extended to the integrated air-space-ground network. Massive multiple-input multiple-output (Multiple-Input Multiple-Output, MIMO) technology and millimeter wave are two typical communication enabling technolog...

AI Technical Summary

Problems solved by technology

[0006]This invention proposes a modeling method of triple non-stationary wireless communication channel under space-time consistency, which can construct space-time-frequency non-stationary The statistical channel model, by capturing the smooth and consistent evolution of the clusters in the environment in the space-time domain and modeling the frequency-dependent path gain, solves the problem that the existing channel models cannot model the channel space-time-frequency non-stationary characteristics under space-time consistency. The difficult problem of the model improves the accuracy and versatility of constructing the channel model

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