Mojský, ViliamAchimský, Karol2020-05-132020-05-1320201336-8281http://drepo.uniza.sk/handle/hdluniza/58Automatic identification and its elements are still evolving. One of its areas are 2-dimensional barcodes. They have several advantages over 1-dimensional ones, especially in terms of the amount of information to the code area. We decided to analyse the barcode on the Slovak Post label and replace its 1-dimensional barcode with 2-dimensional barcode to increase the amount of encoded data.skhttp://creativecommons.org/licenses/by/4.0/postal labelDataMatrixautomatic identificationZPLWorking Paperhttps://doi.org/10.26552/pte.C.2020.1.12