1
Andrew Longacre Jr, Rob Hussey: Two dimensional data encoding structure and symbology for use with optical readers. Welch Allyn, Harris Beach & Wilcox, January 7, 1997: US05591956 (290 worldwide citation)


A two dimensional (2D) matrix symbology for use with bar code and other optical readers. A finder structure includes a center square and a plurality of nested squares having centers that approximately coincide with the center square. A symbol descriptor located adjacent to the finder structure encod ...


2
NON-INTERNET BASED SCANNABLE AND DYNAMIC MEDICAL INFORMATION RECORD AND METHOD. March 23, 2017: US20170083803-A1


A method of providing medical information specific to a patient that includes determining medical information specific to a patient and encoding the medical information as a bar code image. The bar code image is applied to a patient-specific substrate. The bar code image is decoded when desired. The ...


3
PER-CHANNEL COLOR BARCODES FOR DISPLAYS. University of Rochester, November 30, 2017: US20170344776-A1


A method of decoding a coherent RGB color barcode captured by a RGB camera includes: displaying a coherent RGB color barcode on the RGB display; capturing an image of the displayed barcode; performing a pilot block RGB color interference cancellation process to estimate a per pixel color interferenc ...



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