When you're talking about data collection, two technologies come to mind: bar code scanning and RFID (radio frequency identification). The former has been a staple in data collection for more than 30 ...

We live in a world where everything is becoming more digital by the day, and many people have started using QR codes to store data and URLs. The codes from QR are essentially groups of black and white ...

One of the earliest forms of the bar code will celebrate its 40th anniversary Thursday, June 26. On that date in 1974, a 10-pack of Juicy Fruit Gum was scanned for its Universal Product Code (UPC) at ...

Recently [mit41301] wondered about increasing the data capacity of QR codes, and was able to successfully triple the number of bits using color. He chose the new rectangular micro QR code (rMQR) ...

Digimarc Corp., a company that creates invisible digital identifiers for everything from driver's licenses and bank notes to movies, is teaming up with GS1, which pioneered use of the UPC bar code, to ...

Clemson University provides funding as a member of The Conversation US. Few objects in the world are more immediately recognizable than the bar code. After all, bar codes are all around us. They’re on ...