US 11,715,334 B2
Image-based authentication of a user's location at a point in time
David Ash, Kirkland, WA (US); Shmuel Ur, Shorashim (IL); and Vlad Dabija, Mountain View, CA (US)
Assigned to NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
Filed by NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo (JP)
Filed on Jul. 8, 2021, as Appl. No. 17/370,969.
Prior Publication US 2023/0009874 A1, Jan. 12, 2023
Int. Cl. G06V 40/40 (2022.01); G06V 20/10 (2022.01); G06V 20/52 (2022.01); G06F 18/22 (2023.01)
CPC G06V 40/40 (2022.01) [G06F 18/22 (2023.01); G06V 20/10 (2022.01); G06V 20/52 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A computer-implemented method comprising:
receiving location information that represents a first physical location of a user;
receiving a first image that has been captured by the user using a first camera at the first physical location, wherein the first image depicts a selected object;
in response to receiving the first image, obtaining, based on the selected object, a second image that has been captured by a second camera, wherein the second camera is associated with a second physical location, and the second image depicts the selected object, and wherein the second camera is distinct from the first camera;
determining, based on mapping the second image according to the first physical location using the selected object, whether the first image substantially matches the second image; and
in response to determining that the first image substantially matches the second image, determining that the user is authentic.