An airborne laser radar mapping system based on drones

By introducing radar surveying and mapping systems and data processing modules into the drone onboard lidar surveying and mapping system, the paths are automatically matched and planned, and the problem of difficulty in steering and fixed-height collection in drone surveying and mapping is solved, and the surveying and mapping efficiency and data quality are improved.

CN118604839BActive Publication Date: 2025-03-28MIANYANG YAOZHOU TECH CO LTD
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Patent Information

Application Number
CN202410798235.3
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-06-19
Publication Date
2025-03-28
Estimated Expiration
2044-06-19

AI Technical Summary

Technical Problem

The existing drone onboard lidar surveying and mapping systems are difficult to turn and maintain fixed-high collection in time during operation, resulting in data differences and useless data, affecting data processing efficiency.

Method used

A drone-based airborne lidar surveying and mapping system is designed. Through the radar surveying and mapping system, the mapping signal data set is processed and matched with the database features, path planning and feedback are realized, and the status of the features in the three-dimensional space is determined by combining the numerical data set, and the drone movement path is automatically adjusted to reduce the generation of useless data.

Benefits of technology

The automated processing of drone surveying and mapping operations is realized, which reduces the collection of useless data, increases the rate of surveying and mapping completion, and ensures the connection between data, avoids the problem of gaps between adjacent features when subsequent model establishment.

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Abstract

The invention discloses an airborne laser radar mapping system based on a drone, and relates to the technical field of laser radar mapping. The airborne laser radar mapping system based on a drone comprises a drone unit, a radar mapping system, a central control terminal, a mapping data storage library, and a model building module; by providing a radar mapping system, the mapping signal data set is processed and matched with the features in the database, the feature content in the mapping area is established, and the path planning and feedback of the state of the feature in the three-dimensional space are realized through the numerical data set, and the feature content is combined with the state of the feature in the three-dimensional space and then fed back, so as to obtain the turning position point by comparing the data collected during the mapping process, and realize the S-shaped mobile mapping operation, thereby reducing the generation of useless data and improving the speed of mapping completion.
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