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. 01, 2022
Filed:
Sep. 11, 2019
Applicant:
Dassault Systemes, Velizy Villacoublay, FR;
Inventor:
Fivos Doganis, Yerres, FR;
Assignee:
DASSAULT SYSTEMES, Velizy Villacoublay, FR;
Primary Examiner:
Int. Cl.
CPC ...
G06T 7/70 (2017.01); G06T 7/80 (2017.01); H04N 17/00 (2006.01); H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
G06T 7/80 (2017.01); G06T 7/70 (2017.01); H04N 5/23293 (2013.01); H04N 17/002 (2013.01); G06T 2207/10016 (2013.01); G06T 2207/30208 (2013.01); G06T 2207/30244 (2013.01);
Abstract
A computer-implemented method of calibrating a camera includes: a. making a video screen display a calibration pattern; b. acquiring from the camera a video stream of a scene comprising said calibration pattern; c. determining a modified calibration pattern depending on the acquired video stream, and making the screen display it; said steps a. to c. being iterated a plurality of times; and then d. estimating intrinsic calibration parameters of the camera by processing the acquired video streams. A computer program product, computer-readable data-storage medium and computer system for carrying out such a method.