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:
Feb. 16, 2021
Filed:
Nov. 27, 2019
Industrial Technology Research Institute, Hsinchu, TW;
Shu-Hsin Chang, Tainan, TW;
Kun-Hsien Lu, Kaohsiung, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
An image positioning method having following steps is provided. The steps include: obtaining world coordinates of two reference points and image coordinates of two projection points corresponding to the two reference points; calculating a plurality of coordinate transformation parameters relative to transformation between any image coordinates and any world coordinates corresponding to a camera according only to the world coordinates of the two reference points, the image coordinates of the two projection points, and world coordinates of the camera; obtaining an second image having an object image corresponding to an object through the camera; and positioning world coordinates of the object according to the coordinate transformation parameters.