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:
Nov. 10, 2015
Filed:
May. 06, 2014
Hitachi, Ltd., Tokyo, JP;
Hitachi Industry & Control Solutions, Ltd., Ibaraki, JP;
Abstract
The people counting device includes an image acquisition unit to acquire an image from an imaging device, a head coordinate detection unit to detect a head coordinate of a target person from the image, a foot coordinate estimation unit to estimate a foot coordinate of the target person from the detected head coordinate, an individual region detection unit to perform region segmentation of the image and to give an attribute to each of regions, a foot coordinate correction unit to determine whether the target person overlaps another person based on the given attribute and to correct the foot coordinate of the target person estimated by the foot coordinate estimation unit when the persons are determined to overlap each other, a foot coordinate region inside/outside determination unit to determine whether the foot coordinate exists in a detection region set in the image, and a people counting unit to count foot coordinates.