How to Make QR Codes on iPhone or iPad. Barcodes—or in this case, QR codes—consist of basic black and white patterns that, ...

Designed as a high-tech marketing resource, QR (quick response) codes have many useful applications. These (usually) black-and-white algorithmic codes are gateways to a potential multimedia nirvana.

The new on-pack QR codes not only offer the same scanning functionality at the checkout but also allow customers to instantly ...

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 ...

Quick Response (QR) codes are those black and white patterned squares you scan with a smartphone, which then direct you to a website. They have become a popular tool for scammers, with reports to ...