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) ...

As you probably know, we love our clocks here at Hackaday. Odd display technologies are always interesting to see, as are unusual encoding techniques such as binary, ternary or higher-radix number ...

Remember when we transitioned from calling it "surfing the internet" to "Googling"? It was one of those moments when technology became so ingrained in our lives that it became a verb. "QR-ing" may be ...

QR codes have become ubiquitous short cuts for everything from account log-ins to restaurant menus, but are we at risk of ...

What is a QR Code? A quick-response code (QR code) is a type of barcode that contains data for a locator, an identifier, and web tracking. QR codes have been around for a long time. They were first ...

Uniqode reports QR Codes are expected to top 102.6M U.S. users this year.

QR codes are a type of barcode, or scannable pattern, that contain various forms of data, like website links, account information, phone numbers, or even coupons. QR codes are found everywhere from ...