The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2024
Filed:
Oct. 28, 2021
The 38th Research Institute of China Electronics Technology Group Corporation, Hefei, CN;
Abstract
Provided are a 3D reconstruction method and apparatus, an electronic device and a storage medium. The 3D reconstruction method comprises: using a plurality of cameras with different viewing angles to image a symbol to obtain a symbol image, a reference object for camera calibration being called the symbol, the symbol including a plurality of markers, and each of the markers having a corresponding ID number; identifying the ID number of the marker in the symbol image and searching for world coordinates corresponding to the marker according to the ID number; computing an external parameter matrix of the camera according to marker coordinates of a camera coordinate system and marker coordinates of a world coordinate system, and unifying point clouds under the world coordinate system to obtain a plurality of point clouds under different viewing angles; and stitching the plurality of point clouds together to obtain a 3D reconstructed image.
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