Wireless channel simulation method and device based on actually measured multipath data

Abstract

The invention discloses a wireless channel simulation method and device based on actual measurement multipath data, and the method comprises the steps: collecting multipath information data of a typical application scene through wireless channel multipath information real-time detection recording equipment; analyzing and processing the collected multipath information data to generate a channel impulse response file; and performing simulation operation on the generated channel impulse response file on the wireless channel simulation equipment. According to the technical scheme of the invention, the wireless channel multipath information real-time detection recording device collects multipath information data of a typical application scene, analyzes and processes the collected multipath information data of a radio wave propagation environment, and converts the multipath information data into a channel impulse response file capable of performing simulation operation on the wireless channel simulation device. The channel impulse response file contains rich multipath fading information of typical application scenes, so that realistic simulation of a wireless channel in a specific scene is realized, and the accuracy of a simulation experiment is improved.

Description

technical field [0001] The invention relates to the technical field of wireless channel simulation, in particular to a wireless channel simulation method and device based on measured multipath data. Background technique [0002] In the actual propagation environment, the blockage of radio waves by complex terrain, buildings and obstacles, as well as the multipath propagation of wireless signals caused by reflection, diffraction and scattering will all affect the propagation of electromagnetic waves, resulting in the reception of signals. Generate multipath, fading, delay, attenuation, etc. Wireless channel simulation equipment can reproduce wireless channel propagation effects in a controlled laboratory environment, and can simulate typical wireless channel propagation effects such as multipath, fading, delay, and attenuation. [0003] The fundamental premise of wireless channel simulation equipment to realize accurate simulation of space radio waves is to establish a chann...

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Problems solved by technology

[0004] The main purpose of the present invention is to propose a wireless channel simulation method and device based on measured multipath data, aiming to solve the problem that the fidelity of the radio wave propagation effect simulated by the existing wireless channel simulation equipment is not high, which affects the accuracy of the simulation experiment

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