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:
Aug. 29, 2017
Filed:
Dec. 03, 2013
Metal Industries Research & Development Centre, Kaohsiung, TW;
Shi-Wei Lin, Kaohsiung, TW;
Chih-Chin Wen, Hsinchu, TW;
Kuo-Kai Hung, Tainan, TW;
Chia-Chu Huang, Kaohsiung, TW;
Hao-Jhen Chang, Kaohsiung, TW;
METAL INDUSTRIES RESEARCH & DEVELOPMENT CENTRE, Kaohsiung, TW;
Abstract
A calibration plate and a method for calibrating image capturing devices are provided. The calibration plate includes: a plate having a front face and a rear face; a plurality of calibration patterns formed at the front face of the plate, arranged in a regular manner, and used to calibrate image distortions, lens aberrations, and image center positions for the image capturing devices; and a plurality of graphically encoded patterns formed at the front face of the plate, the graphically encoded patterns being different from each other, and the graphically encoded patterns having information providing the positions of the calibration patterns.