QR Inception
Adrian Dabrowski, Katharina Krombholz, Johanna Ullrich, Edgar R. Weippl · 2014
2D barcodes offer many benefits compared to 1D barcodes, such as high information density and robustness. Before their introduction to the mobile phone ecosystem, they have been widely used in specific applications, such as logistics or ticketing. However, there are multiple competing standards with different benefits and drawbacks. Therefore, reader applications as well as dedicated devices have to support multiple standards.