Patent ID: 11875206
Assignee: DIGIMARC CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 16:
17. A non-transitory computer readable medium for use with a system, the system including one or more processors, one or more memories, one or more cameras that each has an output to provide frames of image data, and 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 string, the first of said 2D code detectors comprising a digital watermark detector, said medium storing software instructions configuring the system to perform acts including:
processing a global trade item number string included in an output payload provided from the second 2D code detector by one or both of (1) prepending “01” to said global trade item number string, and (2) zero-padding said global trade item number string to extend a length of said string to a predetermined length; and
comparing the processed global trade item number string with data stored in said one or more memories.