US 12,437,178 B2
Security feature for a data medium, and data medium
Cristina Fabian, Garching (DE); Thomas Tarantino, Laufen (DE); Klaus Kohl, Miesbach (DE); and Josef Riedl, Attenkirchen (DE)
Assigned to GIESECKE+DEVRIENT EPAYMENTS GMBH, Munich (DE)
Appl. No. 18/682,786
Filed by Giesecke+Devrient ePayments GmbH, Munich (DE)
PCT Filed Aug. 9, 2022, PCT No. PCT/EP2022/025367
§ 371(c)(1), (2) Date Feb. 9, 2024,
PCT Pub. No. WO2023/016668, PCT Pub. Date Feb. 16, 2023.
Claims priority of application No. 102021004132.1 (DE), filed on Aug. 11, 2021.
Prior Publication US 2024/0370685 A1, Nov. 7, 2024
Int. Cl. G06K 19/07 (2006.01); G06K 19/073 (2006.01)
CPC G06K 19/07309 (2013.01) 15 Claims
OG exemplary drawing
 
1. A security feature for a data carrier, comprising:
a substrate,
an encoded representation of the security feature arranged in or on the substrate, and
a decoder with a grid,
wherein a plurality of individual representations are contained in the encoded representation,
wherein each of the plurality of individual representations are arranged in a division over a dimension of the security feature,
wherein a grid pitch of the grid of the decoder corresponds to an integer multiple of the division or a halving of the division, and
wherein a number of the plurality of individual representations is equal to a number of divisions over the dimension of the security feature.