US 11,890,550 B2
Electrical tomography-based object recognition
Paul Chen, Huntington Beach, CA (US)
Assigned to Mattel, Inc., El Segundo, CA (US)
Filed by Mattel, Inc., El Segundo, CA (US)
Filed on Dec. 23, 2020, as Appl. No. 17/132,104.
Claims priority of provisional application 62/956,352, filed on Jan. 2, 2020.
Prior Publication US 2021/0209506 A1, Jul. 8, 2021
Int. Cl. A63F 3/00 (2006.01); G06N 20/00 (2019.01); G06N 3/08 (2023.01); A63F 9/24 (2006.01); G06F 18/00 (2023.01); G06V 10/82 (2022.01)
CPC A63F 3/00643 (2013.01) [A63F 9/24 (2013.01); G06F 18/00 (2023.01); G06N 3/08 (2013.01); G06N 20/00 (2019.01); G06V 10/82 (2022.01)] 20 Claims
OG exemplary drawing
 
1. A method, comprising:
performing a plurality of electrical tomography measurements for a play surface of a toy; and
analyzing the plurality of electrical tomography measurements to determine an identity of a toy object positioned on the play surface of the toy, wherein the analyzing includes identifying one of:
a stamp on a bottom of the toy object that indicates the identity of the toy object, wherein the stamp is configured to disrupt the plurality of electrical tomography measurements in a known pattern; or
a metallic stamping of a bottom of the toy object that indicates the identity of the toy object.