IP Library › Granted Patent US 11,256,906
Granted Patent B2
US 11,256,906 · App. 17/111,907 · Granted Feb 22, 2022

Face verification method and apparatus

Inventors: Changyong Son (Anyang-si, KR); Wonsuk Chang (Hwaseong-si, KR); Deoksang Kim (Hwaseong-si, KR); Dae-Kyu Shin (Suwon-si, KR); Byungin Yoo (Seoul, KR); Seungju Han (Seoul, KR); Jaejoon Han (Seoul, KR); Jinwoo Son (Seoul, KR); Chang Kyu Choi (Seongnam-si, KR)
Assignee: Samsung Electronics Co., Ltd.
G06K9/00281G06K9/00228G06K9/00261G06K9/00288G06K9/00302G06K9/00906G06K9/6215G06K9/78
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Quick Facts
Patent No.
US 11,256,906
App. No.
17/111,907
Granted
Feb 22, 2022
Kind
B2
Abstract

Disclosed is a face verification method and apparatus. The method including analyzing a current frame of a verification image, determining a current frame state score of the verification image indicating whether the current frame is in a state predetermined as being appropriate for verification, determining whether the current frame state score satisfies a predetermined validity condition, and selectively, based on a result of the determining of whether the current frame state score satisfies the predetermined validity condition, extracting a feature from the current frame and performing verification by comparing a determined similarity between the extracted feature and a registered feature to a set verification threshold.

Claims (27)

1. A mobile device, comprising:

one or more processors configured to:

obtain an image for a user;

ascertain whether eyes of the user are closed;

select to not perform a user verification when the eyes of the user are ascertained to be closed; and

unlock the mobile device, to permit the user to access functions of the mobile device, when the user verification verifies the user.

2. The mobile device of claim 1 , comprising at least one processor and a memory storing instructions that configure the at least one processor to perform the user verification, including implementation of a machine learning verification model with respect to the image.

3. The mobile device of claim 2 , wherein the one or more processors are further configured to determine a result of the performed user verification through consideration of a similarity, with respect to registered verification information and a result of the implementation of the machine learning verification model.

4. The mobile device of claim 2 , wherein the machine learning verification model includes a neural network.

5. The mobile device of claim 2 , wherein the at least one processor is a processor of the one or more processors.

6. The mobile device of claim 1 , further comprising a camera to capture the image.

7. The mobile device of claim 1 , wherein the mobile device is a mobile phone.

8. The mobile device of claim 1 , wherein the mobile device is a tablet.

9. The mobile device of claim 1 , wherein the mobile device is a laptop.

10. The mobile device of claim 1 , wherein the one or more processors are further configured to perform the user verification, including determining a result of the user verification by considering a similarity between registered verification information and verification information extracted with respect to the image.

11. The mobile device of claim 10 , further comprising a display,

wherein the one or more processors are further configured to provide an indication on the display of whether the user verification verifies the user.

12. A processor-implemented method of a device, the method comprising:

obtaining an image for a user;

ascertaining whether eyes of the user are closed;

selecting to not perform a user verification when the eyes of the user are ascertained to be closed; and

unlocking the device, for permitting the user to access functions of the device, when the user verification verifies the user.

13. The method of claim 12 , further comprising performing the user verification, including performing the user verification using a machine learning verification model.

14. The method of claim 13 , further comprising determining a result of the performed user verification by considering a similarity, with respect to registered verification information and a result of the implemented machine learning verification model.

15. The method of claim 13 , wherein the machine learning verification model includes a neural network.

16. The method of claim 12 , further comprising providing a visual indication to the user of whether the user verification verifies the user.

17. The method of claim 12 , wherein the device is a mobile phone, a tablet, or a laptop.

Priority Claims (1)
KR 10-2017-0039524 · Mar 28, 2017 · national
Continuity (3)
Continuation 16904635 · Jun 18, 2020
Continuation 15833292 · Dec 6, 2017
Related Publication 20210089754A1 · Mar 25, 2021
Cited By (1)
US 12,694,734