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. 30, 2021
Filed:
May. 18, 2020
Beijing Baidu Netcom Science and Technology Co., Ltd., Beijing, CN;
Caihong Ma, Beijing, CN;
BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD., Beijing, CN;
Abstract
The present disclosure provides a living-body detection method for a face. The method includes: when an object to be detected is not illuminated by a reference light source, performing image collection on an area to be detected of the object to be detected to obtain a first image; performing illumination on the object to be detected by utilizing the reference light source, and performing image collection on the area to be detected of the object to be detected to obtain a second image; and judging whether there is a bright spot reflected by a cornea of the object to be detected according to a difference between the first image and the second image to generate a judged result, and determining whether the object to be detected is a non-living body according to the judged result.