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:
Jun. 04, 2024
Filed:
Mar. 04, 2021
Applicant:
Black Sesame International Holding Limited, Santa Clara, CA (US);
Inventors:
Xiaomin Liu, Sunnyvale, CA (US);
Lei Zhang, Campbell, CA (US);
Qun Gu, San Jose, CA (US);
Zilong Hu, San Jose, CA (US);
Assignee:
Black Sesame Technologies Inc., San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/40 (2022.01); G06V 40/16 (2022.01); H04N 5/33 (2023.01); H04N 23/45 (2023.01);
U.S. Cl.
CPC ...
G06V 40/40 (2022.01); G06V 40/168 (2022.01); H04N 5/33 (2013.01); H04N 23/45 (2023.01);
Abstract
A method of face anti-spoofing, comprising, receiving a near infra-red facial image, having a near infrared channel, receiving a red-green-blue facial image, having a red channel, a green channel and a blue channel, generating a synthetic three channel image based on the near infrared channel, the red channel, the green channel and the blue channel and training a deep neural network based on the synthetic three channel image.