Bar Codes Everywhere You Look
Maria R. Ebling, Ramón Cáceres · IEEE Pervasive Computing · 2010
This column focuses on labeling the real world. The authors look at some labeling technologies, especially 2D bar codes, and talk about their adoption around the world. They also discuss applications of 2D labels in print media as well as popular applications of 1D bar codes that support price comparisons on mobile phones.