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.

Date of Patent:
Feb. 16, 2021

Filed:

Nov. 01, 2018
Applicant:

Casio Computer Co., Ltd., Tokyo, JP;

Inventor:

Naotomo Miyamoto, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 7/10 (2006.01); G06T 7/73 (2017.01); G06T 7/00 (2017.01); G01C 3/14 (2006.01); G02B 7/32 (2021.01);
U.S. Cl.
CPC ...
G06T 7/74 (2017.01); G01C 3/14 (2013.01); G02B 7/32 (2013.01); G06T 7/73 (2017.01); G06T 7/97 (2017.01); G06T 2207/10012 (2013.01); G06T 2207/30244 (2013.01);
Abstract

A server detects first light sources and the like within each image captured by cameras, and obtains a relative spatial location and shooting direction between the cameras using an algorithm in accordance with a detection count of the first light sources. Further, the server reads location information occurring in a space for the first light sources and the like stored in a memory, finds a spatial location and a shooting direction within the space for the cameras, and further finds a conversion matrix capable of converting a combination of image positions of the first light sources imaged by the camera and image positions of the first light sources imaged by the camera into installation locations of the first light sources and the like within the space.


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