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. 21, 2023
Filed:
Aug. 16, 2018
Applicant:
Nec Corporation, Tokyo, JP;
Inventors:
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 17/08 (2006.01); G01S 17/48 (2006.01); G01S 17/06 (2006.01); G01S 17/74 (2006.01);
U.S. Cl.
CPC ...
G01S 17/08 (2013.01); G01S 17/06 (2013.01); G01S 17/48 (2013.01); G01S 17/74 (2013.01);
Abstract
A spatial recognition device provided with an analysis unit configure to acquire, from an optical device, which is mounted on a moving body and which receives reflected light obtained by radiating light onto a reflective plate provided on a stationary structure positioned within a detection area, reflected light information obtained based on the reflected light in accordance with a radiation direction of the light, and determine a positional relationship between the moving body and the stationary structure on which the reflective plate is provided, based on a distribution of the reflected light information at coordinates within the detection area.