US 12,223,020 B2
Biometric account card
Mark Charles Davis, Durham, NC (US); and Douglas Warren Robinson, Raleigh, NC (US)
Assigned to Lenovo (Singapore) Pte. Ltd., Singapore (SG)
Filed by Lenovo (Singapore) Pte. Ltd., Singapore (SG)
Filed on Dec. 24, 2018, as Appl. No. 16/231,770.
Application 16/231,770 is a continuation of application No. 14/172,416, filed on Feb. 4, 2014, granted, now 10,162,954.
Prior Publication US 2019/0370446 A1, Dec. 5, 2019
This patent is subject to a terminal disclaimer.
Int. Cl. G06Q 20/34 (2012.01); G06F 21/32 (2013.01); G06Q 20/36 (2012.01); G06Q 20/40 (2012.01); G07F 7/08 (2006.01); G07F 7/10 (2006.01); H04L 9/00 (2022.01); H04L 9/32 (2006.01)
CPC G06F 21/32 (2013.01) [G06Q 20/341 (2013.01); G06Q 20/347 (2013.01); G06Q 20/352 (2013.01); G06Q 20/3674 (2013.01); G06Q 20/40145 (2013.01); G07F 7/0826 (2013.01); G07F 7/0846 (2013.01); G07F 7/0853 (2013.01); G07F 7/086 (2013.01); G07F 7/1008 (2013.01); G07F 7/1016 (2013.01); H04L 9/00 (2013.01); H04L 9/3252 (2013.01); H04L 2209/56 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A card that comprises a thickness in a range from 0.3 mm to 3 mm, the card comprising:
a processor;
memory accessible to the processor;
a display;
a fingerprint sensor; and
instructions stored in the memory and executable by the processor to:
store information for digital cryptocurrency accounts to the memory;
render an interface to the display for navigation of the digital cryptocurrency accounts and selection of one of the digital cryptocurrency accounts using the fingerprint sensor, wherein at least one of the digital cryptocurrency accounts comprises associated graphics;
responsive to input via the fingerprint sensor, navigate to and select one of the digital cryptocurrency accounts for transfer of ownership of digital cryptocurrency from the selected one of the digital cryptocurrency accounts or for receipt of ownership of digital cryptocurrency by the selected one of the digital cryptocurrency accounts;
using biometric information acquired via the fingerprint sensor, decrypt a private key of a payor stored in the memory of the card, wherein the private key is associated with the selected one of the digital cryptocurrency accounts for transfer of the ownership of the digital cryptocurrency from the selected one of the digital cryptocurrency accounts;
use the decrypted private key to generate a signed message to transfer the ownership of the digital cryptocurrency to an address of a payee; and
output the signed message.