Ray path loss determination method and device and readable storage medium

Abstract

The embodiment of the invention provides a ray path loss determination method and device and a readable storage medium, and the method comprises the steps: generating a virtual source tree of a preset depth based on a preset ray tracing model, determining the emission region of each virtual source, and obtaining the path loss of each virtual source; determining path loss of a plurality of radial line segments with the virtual sources and boundary points of the emission areas as end points in the emission areas of the virtual sources based on preset angles and lengths, determining a ray path based on the virtual source tree, and determining a target radial line segment matched with the ray path based on coordinates of the ray path and the radial line segments, determining the path loss of the ray based on the path loss of the target radial line segment, generating a virtual source tree with a preset depth, determining the path loss of a plurality of radial line segments in each virtual source emission region, determining a ray path and the target radial line segment matched with the ray path, and further determining the path loss of the ray. The calculation amount and complexity of traditional ray search are reduced, and high-precision simulation of coverage quality is realized.

Description

technical field [0001] The present invention relates to the technical field of mobile communication, in particular to a method, device and readable storage medium for determining ray loss. Background technique [0002] Ray tracing technology is a technology that simulates the propagation characteristics of radio waves. It is currently mainly used in high-precision simulation prediction of mobile communication systems. According to the characteristics of 5G wireless network technology, when performing coverage simulation prediction, it is necessary to extend the planar coverage simulation to three-dimensional prediction, and use three-dimensional ray tracing to introduce the propagation characteristics of signals in the vertical plane to achieve three-dimensional simulation prediction. [0003] Existing ray tracing technologies mainly use triangulation search schemes or polyhedron search schemes. The ray search process is complex, and the accuracy of the calculated ray path l...

AI Technical Summary

Problems solved by technology

[0003] The existing ray tracing technology mainly adopts triangulation search scheme or polyhedron search scheme, the ray search process is complex, and the accuracy of the calculated ray path loss is low, and it is impossible to achieve high-precision simulation prediction of coverage quality

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