Real-time imaging simulation system for unmanned photoelectric equipment

Abstract

The invention discloses a real-time imaging simulation system for unmanned photoelectric equipment. The real-time imaging simulation system comprises a management and control module and an embedded imaging simulation device; the management and control module is used for generating three-dimensional geometry, texture and spectrum coupled multi-characteristic scene data, generating texture data of atmospheric elements including solar irradiance, sky irradiance, sky atmosphere downlink transmittance, atmosphere uplink transmittance and up-stroke radiation covering typical weather, sky hours and wave bands and incident irradiance light field data of a target scene, and sending the texture data and the incident irradiance light field data to the embedded imaging simulation device; the embeddedimaging simulation device is used for acquiring position and posture information of unmanned photoelectric equipment, respectively querying and obtaining characterization spectral parameters and uplink atmospheric parameter data based on a bidirectional reflection function according to the position and attitude of a platform, generating a zero meteorological sight distance exit radiance field andan exit radiation field in front of an entrance pupil through GPU parallel acceleration calculation, and generating simulation image data with a camera effect.

Description

technical field [0001] The invention relates to the technical field of optoelectronic imaging simulation testing and training, in particular to a real-time imaging simulation system for unmanned optoelectronic equipment. Background technique [0002] In recent years, the development of unmanned equipment has entered the stage of market application, and various unmanned aerial vehicles, unmanned vehicles, and intelligent robot products have emerged. These unmanned devices use the photoelectric imaging system to perceive the target and environmental information, realize the behavior control and independent decision-making of the unmanned system, and have been widely used in many fields and become a new economic growth point. [0003] At present, safety testing of unmanned systems is still a common concern. Although unmanned vehicles have carried out a large number of road tests, there are still problems of insufficient testing capabilities in the face of emergencies and comple...

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Problems solved by technology

[0006] The purpose of the present invention is to address the application requirements of dynamic testing and training of unmanned optoelectronic equipment, focusing on solving the existing testing and training systems and methods of complex scene simulation with low confidence, low real-time performance, and difficulty in accessing actual measured objects Carry out issues such as dynamic testing and training, design and propose an embedded real-time imaging simulation device and method for unmanned optoelectronic equipment testing and training, for the fields of unmanned aerial vehicles, unmanned vehicles, and intelligent robots Carrying out high-confidence, semi-physical simulation tests, experiments and training under the condition of dynamic generation of diverse scenes provides a novel system and method support

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