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

维基百科是这么解释的： “A QR code (abbreviated from Quick Response code) is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan. QR码 (Quick Response ...

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 ...

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 ...

QR code, short for Quick Response Code, is a kind of matrix barcode that includes information about a product or service.

Beware of QR codes: Cybercriminals using them to evade detection & trick users. Scan only from trusted sources & use online web services to scan for QR codes on sandboxed device. Have reputed QR ...

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 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 ...

Matrix “Your Mobile is Your Identity” technology offers QR code based identification for users. It marks their attendance and opens doors when a user scans the QR code on their mobile phone camera in ...

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.