Basics of Barcodes

“Barcode” is a general term referring to symbols that express data via a combination of bars and spaces. Barcodes contain various information vital for distribution and product management. This information can be read in an instant by scanning barcodes with a handheld computer or barcode reader, so barcodes are widely used in diverse fields. How is information stored in barcodes? This chapter provides an easy-to-understand explanation of the elements that compose barcodes and introduces typical barcode types, characteristics, and applications.