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:
Mar. 17, 2026

Filed:

Jul. 12, 2023
Applicant:

Aisin Corporation, Kariya, JP;

Inventors:

Kosuke Kito, Kariya, JP;

Ryohei Fuwa, Kariya, JP;

Takayuki Nakagome, Kariya, JP;

Asami Yamazaki, Kariya, JP;

Assignee:

AISIN CORPORATION, Kariya, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06V 20/59 (2022.01); G06T 7/73 (2017.01);
U.S. Cl.
CPC ...
G06V 20/593 (2022.01); G06T 7/73 (2017.01); G06T 2207/10028 (2013.01); G06T 2207/30268 (2013.01);
Abstract

An occupant detection device includes: an acquisition unit configured to acquire, based on an intensity of a reflected wave generated when a transmission wave transmitted toward an interior of a moving body is reflected by an object present in the interior, point cloud information indicating a three-dimensional-coordinate position of the object moving in the interior as a point cloud including a plurality of detection points; a generation unit configured to generate, based on the point cloud information, a seat row map for each seat row including a plurality of seating regions, the seat row map indicating a distribution of the detection points in a plane region corresponding to an arrangement direction of the plurality of seating regions and a height direction of the moving body; a setting unit configured to set, on the seat row map, an upper end line along an upper end portion of a plane point cloud including two or more of the detection points; and an estimation unit configured to estimate the number of occupants for each seat row based on a shape feature of the upper end line.


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