How Does a QR Code Scanner Work? - 1 views
-
isuperlead on 27 Dec 24QR (Quick Response) codes are alphanumeric matrices that can be decoded by camera phones and mobile applications. Created by Denso Wave, they can be scanned using near field communication (NFC) or barcode scanners to retrieve digital content such as text, contact information, and website links, among others. QR codes can contain any type of data.