Two-dimensional matrix codes that contain information that can be quickly scanned by a computer are being put to new uses seemingly every day.

Bar codes are making a comeback. Well sort of. They're not your traditional bar code. I had an opportunity to speak with execs at a Long Beach, Calif.-based advertising agency attempting to cozy-up to ...

Is it a printing error? A pixilated maze? One of those puzzles where you have to cross your eyes to see the hidden image? Two-dimensional matrix bar codes are expanding into the mainstream. You ...

QR codes, originally developed as two-dimensional matrix barcodes for rapid data acquisition, have undergone significant transformation and expansion in application. Their evolution from simple ...

QR codes, those little black-and-white puzzle-like square matrixes that increasingly populate ads and promotional posters, are meant to provide smartphone users with product details. But trusting ...

QR Code based Identification Matrix’s ‘Your Mobile is Your Identity’ technology offers QR Code based Identification for opening doors simply by scanning the QR code from an authorised mobile phone ...

PORT TOWNSEND ­ ­– The use of QR codes, matrix bar codes that hold information about a product or a store, is emerging in Port Townsend in two different venues this week.