Conventonal bar codes such as Universal Product Codes (UPCs) have gained wide acceptance in applications ranging from checkout and inventory control in retail sales to tracking PCB serial numbers in ...

QR code, short for Quick Response Code, is a kind of matrix barcode that includes information about a product or service. You can find it being used for advertising purposes, where brands put up ...

Researchers in Spain have implemented an innovative system to register archaeological artifacts that eliminates problems in manual markings, such as errors in writing or erosion of data. The system, ...

Since the government began requiring its suppliers to mark parts and assemblies with two-dimensional Data Matrix codes, the use of these codes has exploded even for products not destined for ...