US 11,875,206 B2
Methods and arrangements for reconciling data from disparate data carriers
Eric D. Evans, Portland, OR (US); Christopher M. Haverkate, Newberg, OR (US); and Mark-Andrew Ray Tait, Beaverton, OR (US)
Assigned to Digimarc Corporation, Beaverton, OR (US)
Filed by Digimarc Corporation, Beaverton, OR (US)
Filed on Jul. 18, 2022, as Appl. No. 17/867,386.
Application 17/867,386 is a continuation of application No. 17/237,895, filed on Apr. 22, 2021, granted, now 11,392,811, issued on Jul. 19, 2022.
Application 17/237,895 is a continuation of application No. 16/444,959, filed on Jun. 18, 2019, granted, now 10,990,865, issued on Apr. 27, 2021.
Claims priority of provisional application 62/686,617, filed on Jun. 18, 2018.
Prior Publication US 2023/0004769 A1, Jan. 5, 2023
Int. Cl. G06K 19/06 (2006.01); G06K 7/14 (2006.01)
CPC G06K 19/06065 (2013.01) [G06K 7/1417 (2013.01); G06K 7/1486 (2013.01); G06K 19/06037 (2013.01); G06K 19/06075 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A checkout system including:
one or more cameras, each having an output to provide frames of image data;
at least first and second different 2D code detectors coupled to receive frames of image data from the one or more cameras, each of said 2D code detectors having an output to provide an output payload including a global trade item number, the first of said 2D code detectors comprising a digital watermark detector;
the system further including at least one of:
(A) a promotion means, for zero padding global trade item number strings as needed so that each of said strings has a predetermined length; and
(B) an AI prepending means, for prepending “01” to global trade item number strings that do not already begin with “01.”