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. 30, 2020
Filed:
Apr. 11, 2019
Canon Kabushiki Kaisha, Tokyo, JP;
Kaori Taya, Yokohama, JP;
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
The calibration apparatus includes: an image acquisition unit configured to acquire images captured by a plurality of cameras; a vibration detection unit configured to detect vibration of the camera from the images for each of the cameras; an extraction unit configured to extract images captured by the camera whose vibration is within an allowable value and whose position and orientation are regarded as being the same as an image group for each of the cameras; a selection unit configured to select the image groups whose number is larger than or equal to a predetermined number of cameras as a combination; and an estimation unit configured to estimate a position and orientation parameter for each of the cameras by using the selected combination of the image groups.